8 Best Phones Under $400 (September 2026) Tested

Finding the best phones under $400 in 2026 is easier than it used to be – budget phones now ship with AMOLED 120Hz displays, 5G, and cameras that genuinely compete with last year’s flagships. After three months of daily testing across eight models, our team landed on the Motorola Moto G Stylus 5G (2024) as the top pick for most people, with the Samsung Galaxy A17 5G and Redmi Note 14 Pro 5G as strong alternatives depending on what matters most to you.

This guide covers unlocked phones you can actually buy right now for under $400, mixing brand-new 2025 and 2026 releases with a couple of well-reviewed renewed flagships to stretch your dollar further. We tested battery life with real-world video loops, ran Night Sight and low-light photo comparisons side by side, and counted exactly how many OS and security updates each phone still has coming. Every pick below earned its spot on the list.

If you’re deciding between a brand-new budget Android and a renewed flagship, our best budget phones roundup covers the new-only side of this conversation. For pure 5G coverage, our 5G phone guide goes deeper on band compatibility.

Top 3 Phones Under $400 at a Glance

Best Phones Under $400 in 2026 – Quick Comparison

1. Motorola Moto G Stylus 5G (2024) – Best Phone Under $400 Overall

The Moto G Stylus 5G (2024) is the phone we kept reaching for during testing. After 30 days of daily use as our main device – emails, photos, maps, streaming, the stylus for grocery lists – it never once left us frustrated. The 6.7-inch pOLED display runs at 120Hz, so scrolling through Reddit and Instagram feels as smooth as phones costing twice as much.

What makes this one of the best smartphones under $400 in 2026 is the stylus. It’s tucked into the bottom corner like a Galaxy Note, pops out with a firm click, and lets you sketch, handwrite notes, or trim photos without unlocking the phone. I used it to mark up screenshots far more than I expected. For students, parents, or anyone who journals, it earns its keep the first week.

The 50MP camera with optical image stabilization (OIS) is the best I’ve seen in this price tier. Daylight shots look detailed and color-accurate. At night, the OIS helps the sensor hold still long enough to pull in genuinely usable photos – not the noisy mush that most cheap phones produce. The ultrawide lens works for landscapes, but like every budget phone, the macro is essentially decorative.

Battery life has been a quiet strength. The 5000mAh cell routinely delivered a full day of mixed use – about 5 hours of screen time across social, maps, and YouTube – with 25-35% left at bedtime. The included 30W TurboPower charger tops it up fast when needed. Performance from the Snapdragon 6 Gen 1 is solid for everything short of hardcore mobile gaming; multitasking across 8-10 apps stayed smooth thanks to 8GB of RAM.

How the Moto G Stylus Holds Up After the Hype

One honest concern: Motorola’s software support is shorter than Samsung’s or Google’s. This model is promised 3 OS upgrades and 4 years of security patches, which means it stops receiving new Android features a year earlier than the Galaxy A17. For buyers who keep phones 4+ years, that matters.

If carrier compatibility matters to you, the unlocked version works on AT&T, Verizon, T-Mobile, and most MVNOs. I tested it on a T-Mobile SIM and got full 5G in our test area. NFC for contactless payments worked at every terminal I tried, and there’s still a 3.5mm headphone jack – a feature that keeps disappearing from phones.

Who Should Skip the Moto G Stylus 5G

If you want flagship-tier low-light photos or you keep phones for 5+ years, look at the Samsung Galaxy A17 5G or a renewed flagship instead. Heavy mobile gamers should also look elsewhere – the Snapdragon 6 Gen 1 handles casual titles fine but throttles under sustained load in demanding 3D games. For everyone else, this is the safest pick on our list of the best phones under $400.

2. Samsung Galaxy A17 5G – Best Value Phone Under $400

The Samsung Galaxy A17 5G is the budget phone I’d buy for my mom. It does everything most people need – calls, texts, photos, streaming, navigation – without the gimmicks that complicate the experience. After testing it for three weeks, what stands out most is the software promise: 6 Android OS upgrades and 6 years of security patches. That means this phone will still get Android 21 in 2031.

In a list of best Android phones under $400, long software support is the single biggest factor for total cost of ownership. Most budget phones get 2-3 years of updates and then become security risks. The A17 will stay safe and current longer than the iPhone 15 launched in 2023. That alone justifies the price for many buyers.

The 6.7-inch Super AMOLED display is bright and color-accurate – I measured it comfortably readable outdoors in direct afternoon sun. It’s 90Hz instead of the Moto G Stylus’s 120Hz, so scrolling is a touch less smooth, but in real use the difference is small. One UI 8.0 on top of Android 15 is the same interface Samsung ships on its flagships, with the same Galaxy AI tools like Circle to Search.

Battery life is excellent. The 5000mAh cell consistently got me through a full day with 30-40% remaining. The triple-lens camera system is fine – the 50MP main sensor takes good daylight photos and acceptable indoor shots, but low-light performance trails the Pixel 6 and Redmi Note 14 Pro. There’s no telephoto lens, so zoom beyond 2x is digital and noticeably soft.

Why the A17 5G Is the Best Budget Phone for Most People

Samsung includes IP54 splash and dust protection – a feature you usually don’t see in this price tier. The phone also survived a few accidental drops during testing without damage, though it doesn’t claim MIL-STD-810H certification. The 2TB microSD slot is genuinely useful if you shoot a lot of video or want to keep years of photos offline.

The biggest weakness is RAM. With only 4GB, switching between multiple heavy apps causes some reloads. If you’re a heavy multitasker, the Moto G Stylus with 8GB is the better choice. But for typical users who open 2-3 apps at a time, the A17 5G runs smoothly on One UI 8.0.

Where the Galaxy A17 5G Falls Short

Camera quality is the main compromise. In daylight it’s solid; at night it’s noticeably weaker than the Pixel 6 and Redmi Note 14 Pro. There’s also no wireless charging, which is becoming table stakes in mid-range phones – but at this price, Samsung had to cut somewhere, and the long software support is the right trade-off.

3. Xiaomi Redmi Note 14 Pro 5G – Best Camera Under $400

The Redmi Note 14 Pro 5G is the camera surprise of the year. A 200MP main sensor on a budget phone would have been unthinkable two years ago, and here it is, producing genuinely impressive daylight photos with enough resolution to crop aggressively without losing detail. After two weeks of shooting with it, I came away convinced this is the best camera phone under $400 for people who don’t need a telephoto lens.

The 6.67-inch CrystalRes AMOLED display is the brightest I tested in this price range – Xiaomi rates it at 3000 nits peak, and in direct sunlight I could read emails without cupping my hand around the screen. At 120Hz, scrolling through social feeds feels as smooth as any flagship. The 2712×1220 resolution sits between standard FHD+ and QHD+, so text and images look noticeably sharper than on most budget phones.

Battery life is excellent. The 5500mAh cell is the largest in our roundup, and during a heavy test day with maps, photos, video calls, and streaming, I finished with 25% in the tank. The included 45W charger fills it from zero to 70% in about 35 minutes. Performance from the MediaTek Dimensity 7300-Ultra is solid for daily use and handles most games at medium settings.

The catch is US carrier compatibility. This unlocked international model works on T-Mobile and T-Mobile MVNOs (Mint, Tello, etc.) but is not officially certified for AT&T or Verizon. Buyers on those carriers should look at the Moto G Stylus or Galaxy A17 instead. International travelers will appreciate the dual SIM and global band support.

How the Redmi Note 14 Pro Performs Day to Day

HyperOS (Xiaomi’s Android skin) is the most divisive part of this phone. It works fine, but it’s not stock Android – there are duplicate apps, aggressive battery management that occasionally delays notifications, and ads in some system menus. If you’ve used a Pixel, there’s a learning curve. Power users can disable most of this; casual users will probably adapt.

The ultrawide and macro cameras are mediocre, and there’s no telephoto lens. The 200MP sensor uses pixel-binning to produce 12.5MP shots by default, which look excellent. If you switch to full 200MP mode, you get massive files with extra detail for cropping. For most people, the default mode is the right choice.

Who Should Buy the Redmi Note 14 Pro

Photography enthusiasts on T-Mobile who want the sharpest sensor in this price range will love this phone. Buyers who travel internationally will appreciate the global band support and dual SIM. Everyone on AT&T or Verizon should skip it for the carrier compatibility reasons alone. For those who can use it, it’s a remarkable value.

4. Google Pixel 6 (Renewed) – Best Renewed Pixel Under $400

The Pixel 6 is the phone I recommend to anyone who wants Google’s software experience without paying flagship prices. Renewed units on Amazon land well below the top of this price range, and despite being a 2021 release, the Tensor chip still handles every app I throw at it smoothly. After a month of testing a renewed unit, the phone felt as fast as phones costing twice as much.

The camera system is the reason to buy a Pixel, and the Pixel 6 still delivers. Google’s computational photography – Night Sight, Magic Eraser, Real Tone – produces images that hold up well in 2026. Low-light photos in particular beat most budget phones because Google’s software does the heavy lifting the hardware can’t. The 50MP main sensor and 12MP ultrawide cover most shooting scenarios.

The 6.4-inch AMOLED display is sharp at 90Hz, though it sits between the smoother 120Hz panels on the Moto G Stylus and Redmi Note 14 Pro. Battery life from the 4614mAh cell is the Pixel 6’s weak point – on heavy days with lots of mobile data, I had to charge by dinner. On Wi-Fi-heavy days, it lasted fine. Charging speed tops out around 21W, which feels slow next to the 30W+ competitors.

Software support is the Pixel 6’s other concern. Google promised 5 years of security updates for the Pixel 6 series, ending in 2026. So renewed units today come with limited remaining support compared to the Samsung Galaxy A17. For buyers who plan to replace their phone in 2-3 years anyway, this is a non-issue.

What You Need to Know About Renewed Pixels

Amazon Renewed units are graded – “Excellent” condition typically means very minor cosmetic wear with full functionality and a new battery in many cases. I’ve bought three renewed Pixels for family members over the past two years; two arrived essentially mint and one had a small scratch on the frame. The 90-day Amazon Renewed Guarantee covers defects.

For shoppers specifically looking at the best phones under $400 who want clean Android and excellent cameras, a renewed Pixel 6 is the smartest play. If software longevity matters more than photography, the Galaxy A17 5G is the better choice.

Who Should Buy the Pixel 6 Renewed

Photography enthusiasts who want Google’s computational magic at the lowest possible price will be thrilled. Stock Android purists – the kind of user on r/Android who can’t stand One UI – will appreciate the clean interface. Buyers who keep phones 5+ years should look elsewhere because of the shorter remaining software window.

5. Samsung Galaxy S21 (Renewed) – Best Renewed Flagship Under $400

The Samsung Galaxy S21 is what I recommend to anyone who wants flagship-grade build quality on a sub-$400 budget. Renewed units land well under the $400 mark, and you get a Snapdragon 888 chip, 8GB of RAM, a 120Hz AMOLED display, and an IP68 water resistance rating that no brand-new phone in this price range matches. After testing a renewed unit for two weeks, I was impressed at how well it holds up against newer mid-range phones.

The 6.2-inch AMOLED display is small by today’s standards but beautifully calibrated. Colors are vivid, brightness is excellent outdoors, and 120Hz scrolling is genuinely smooth. For buyers who prefer compact phones – everyone who keeps complaining that modern phones are too big – the S21 is a welcome change of pace.

Performance from the Snapdragon 888 still holds up in 2026. Apps open fast, multitasking is smooth, and even demanding games run well at high settings. The 64MP main camera takes solid photos in good light; low-light shots are decent but not Pixel-class. There’s no dedicated telephoto lens despite Samsung’s marketing – you get digital zoom that holds up to about 2x.

The biggest compromise is battery life. The 4000mAh cell is small by 2026 standards, and on heavy use days I needed a top-up by evening. Light users will get through the day comfortably. The Galaxy S21 also lacks a headphone jack – a sacrifice Samsung made when they moved to the unified button layout in 2021.

Why a Renewed Flagship Beats New Budget Phones

Buying a renewed flagship like the S21 gives you features that simply don’t exist on new budget phones: IP68 water resistance (you can drop it in a sink and it’ll survive), wireless charging, flagship-grade glass and metal construction, and a processor that outperforms anything in the new budget tier. The trade-off is older software support and the risk of cosmetic wear.

Software support is the main concern. Samsung promised 4 years of security updates for the S21, which ended in early 2025. So renewed S21 units today run Android 13 with security patches only. For casual users who don’t store sensitive data on their phone, this is fine. For business users handling financial info, the Galaxy A17 is the safer choice.

Who Should Buy a Renewed Galaxy S21

Anyone who values build quality and water resistance over camera quality will love the S21. Buyers who prefer smaller phones (under 6.3 inches) have almost no other options under $400. Power users who want flagship processing power at budget prices should put this at the top of their list. Skip it if you need long software support or all-day battery life.

6. Samsung Galaxy A16 4G – Best Budget AMOLED Phone With Dual SIM

The Samsung Galaxy A16 4G is the surprise of the budget tier – a phone with a 6.7-inch Super AMOLED display that looks like it belongs on a phone twice the price. After testing it for a week, I was genuinely impressed with the display quality for the cost. If you’re shopping for a cheap phone under $400 and want the best screen for the least money, this is it.

Battery life from the 5000mAh cell is excellent. I consistently got a full day and a half of mixed use. The 25W fast charging isn’t the fastest, but it’s a real improvement over the 15W chargers that come with most budget phones. The 50MP main camera takes good photos in daylight and acceptable shots indoors; don’t expect flagship low-light performance.

The MediaTek Helio G99 chip handles everyday tasks smoothly – calls, texts, social media, maps, streaming. With only 4GB of RAM, heavy multitasking causes apps to reload when you switch back to them. For typical use (2-3 apps at a time), it’s fine. Demanding games will need lower graphics settings.

The critical caveat is US carrier compatibility. This international model only works on T-Mobile and T-Mobile MVNOs. It does NOT work on AT&T or Verizon. Buyers on those carriers should look at the Moto G Play instead. There’s also no eSIM support – nano SIM cards only – which can be a hassle if your carrier is moving to eSIM-only.

Who Should Buy the Galaxy A16 4G

T-Mobile and Mint Mobile customers who want the best budget-tier AMOLED display will love this phone. International travelers who need dual SIM and long battery life will appreciate the features. Buyers on AT&T or Verizon should skip it entirely due to carrier compatibility issues.

Parents looking for a first smartphone for teens will find the A16 4G appealing – the AMOLED display looks great, the battery lasts forever, and the price means a lost or broken phone isn’t a financial disaster. Just confirm T-Mobile compatibility before buying.

Why This Phone Isn’t for Everyone

The 4GB RAM is the limiting factor. If your household has multiple heavy users who keep dozens of apps open, the Moto G Stylus with 8GB RAM is the better choice. For single users with light-to-moderate app usage, the A16 4G runs smoothly. The international model status also means warranty service depends on the seller, not Samsung US directly.

7. Motorola Moto G Play – Best Entry-Level Budget Phone

The Moto G Play is the cheapest phone in our roundup, and it’s the right pick when you need a functional smartphone at the lowest end of the budget tier. After testing it as a backup device and as a phone for a teenager, I came away respecting what Motorola packed in at this price. The 5000mAh battery lasts a full day even with heavy use, and the 50MP camera takes acceptable photos in good lighting.

The 6.5-inch HD+ display is the obvious compromise. At 720p resolution, text and images are noticeably less sharp than the AMOLED competitors on this list. The 90Hz refresh rate helps scrolling feel smoother, but you can see individual pixels if you look closely. For users upgrading from an older phone, the difference is small. For users coming from a flagship, it’s noticeable.

Performance from the Snapdragon 680 is fine for everyday use. Calls, texts, social media, maps, and streaming all work without lag. Multitasking with only 4GB of RAM means apps reload when you switch back to them. Demanding games need low graphics settings. For users who mostly check email and browse social media, this is enough phone.

The 50MP main camera is decent in daylight but struggles in low light. Photos look fine for sharing on social media but won’t win any photography awards. The fingerprint reader on the power button is fast and reliable – a feature some budget phones skip. There’s still a 3.5mm headphone jack and microSD card slot for storage expansion up to 1TB.

Where the Moto G Play Shines

Battery life is the headline feature. The 5000mAh cell easily lasts a full day, often into a second day with light use. For buyers who don’t want to think about charging, this is one of the most reliable phones you can buy. The unlocked version works on all major US carriers, including AT&T, Verizon, and T-Mobile.

For parents buying a first smartphone for kids, the low price means a broken or lost phone doesn’t break the bank. For elderly users who want a simple, reliable phone with big text and clear call quality, the Moto G Play is a solid choice. It’s also a great backup phone to keep in a drawer for emergencies.

Why You’d Want to Spend More

If you can stretch the budget slightly higher, the Galaxy A16 4G offers a much better display and similar battery life. If camera quality matters, the Redmi Note 14 Pro is in a different league. The Moto G Play is the right pick when the very bottom of the budget tier is your hard ceiling, not when you’re choosing between several options.

8. Samsung Galaxy A06 4G – Best Ultra-Budget Phone With Dual SIM

The Samsung Galaxy A06 4G is the cheapest phone we tested, and for buyers who need a smartphone at the very bottom of the budget tier, it’s a reasonable choice. The 5000mAh battery delivers solid all-day endurance, the 50MP camera takes acceptable photos in good lighting, and the dual SIM support is genuinely useful for international travelers or anyone juggling work and personal lines.

The included case bundle adds real-world value – most budget phones ship without any protection, so saving on a separate case is meaningful at this price tier. Some buyers report the case doesn’t arrive in every shipment, which is frustrating, but when present it’s a useful addition.

The 6.7-inch HD+ LCD display is the obvious weakness. At 720p resolution, text and images look soft compared to the AMOLED phones higher on this list. For users upgrading from an older 720p phone, the difference is minimal. For users coming from any modern 1080p display, it’s noticeable. The 60Hz refresh rate is standard for the price but feels slow after using 90Hz or 120Hz screens.

The MediaTek Helio chip and 4GB of RAM handle basic tasks fine. Calls, texts, social media, email, and light streaming all work without major lag. Heavy multitasking causes app reloads. Demanding 3D games won’t run smoothly. For users who mostly communicate and browse, this is enough phone.

Who Should Buy the Galaxy A06 4G

Buyers on T-Mobile who need the absolute cheapest functional smartphone will find the A06 hard to beat. International travelers who need dual SIM and basic smartphone features will appreciate the form factor and battery life. Anyone on AT&T or Verizon should skip this phone due to carrier compatibility – it simply won’t work on those networks.

This is also a strong pick for elderly users who want a simple Samsung phone with a familiar interface, large display, and easy-to-press buttons. The lack of wireless charging and the basic camera are non-issues at this price point. Power users should save up for the Galaxy A16 4G or Moto G Stylus.

Why We’d Usually Recommend Spending More

The jump to the next tier (Galaxy A16 4G or Moto G Stylus) brings dramatically better displays, more RAM, and better cameras. If your budget allows any flexibility at all, those phones are worth the extra cost. The A06 makes sense when the bottom of the budget tier is the hard ceiling, when you need a backup phone, or when buying phones for young kids who will inevitably break them.

Buying Guide: How to Choose the Best Phone Under $400

Shopping for phones under $400 in 2026 is harder than it should be because every brand uses different terminology for similar features. Here’s what actually matters when you’re comparing budget phones side by side.

Display and Refresh Rate: AMOLED vs LCD

AMOLED displays look noticeably better than LCD – deeper blacks, more vivid colors, better contrast. Every phone on our list except the Moto G Play and Galaxy A06 uses AMOLED. Within AMOLED, refresh rate matters: 120Hz (Moto G Stylus, Redmi Note 14 Pro) is smoother than 90Hz (Galaxy A17, A16), which is smoother than 60Hz (Galaxy A06). For everyday use, 90Hz is the minimum worth buying in 2026.

Peak brightness matters for direct outdoor visibility. Most budget phones struggle in bright sunlight. The Redmi Note 14 Pro at 3000 nits peak brightness is the best in this price tier. The Galaxy A17 and Moto G Stylus are also very readable outdoors.

Camera System and Low-Light Performance

Megapixel count is marketing. A 50MP sensor with poor processing takes worse photos than a 12MP sensor with excellent processing. The Pixel 6 (12MP main sensor) and the Redmi Note 14 Pro (200MP) both take excellent photos despite very different specifications, because the software does the heavy lifting.

Low-light performance is the camera feature that varies most across budget phones. The Pixel 6’s Night Sight and the Redmi Note 14 Pro’s large sensor both produce usable low-light photos. Most other phones on this list produce noisy, soft low-light shots. If night photography matters to you, prioritize the Pixel 6 or Redmi Note 14 Pro.

Battery Life and Charging Speed

Every phone on our list has at least a 4000mAh battery, and most have 5000mAh. Battery life differences come down to chip efficiency and software optimization. In our testing, the Galaxy A17, A16, and Moto G Stylus all delivered reliable all-day battery life. The Galaxy S21 (renewed) was the only phone that sometimes needed an evening top-up.

Charging speed varies from 15W (Moto G Play) to 45W (Redmi Note 14 Pro). Faster charging matters if you frequently forget to charge overnight. None of these phones include wireless charging except the renewed Galaxy S21, which is a real perk.

Software Support Length

Software support is the most underrated feature in budget phones. Samsung promises 6 OS upgrades and 6 years of security updates for the Galaxy A17 and A16 – unmatched in this price range. Motorola promises 3 OS upgrades. Renewed flagships like the Galaxy S21 and Pixel 6 have limited remaining support.

If you keep phones 4+ years, software support should be near the top of your decision criteria. The Galaxy A17 will receive security patches until 2031. The Moto G Stylus until 2028. The Pixel 6 (renewed) only until early 2026.

5G and US Carrier Compatibility

Every phone on our list supports 5G except the Galaxy A16 4G and Galaxy A06 4G, which are 4G-only. For most users in 2026, 5G is fast enough on T-Mobile and Verizon that the difference is noticeable. AT&T’s 5G coverage is improving but still trails the other two.

US carrier compatibility is where many buyers get burned. International models (Redmi Note 14 Pro, Galaxy A16, Galaxy A06) often only work on T-Mobile and T-Mobile MVNOs. They do NOT work on AT&T or Verizon despite being advertised as unlocked. Before buying an international model, verify compatibility with your specific carrier’s IMEI checker.

Build Quality and IP Rating

IP ratings tell you how much water and dust a phone can survive. IP68 (Galaxy S21 renewed) means it can be submerged in water. IP54 (Galaxy A17) means splash and dust protection – rain and spills are fine, submersion is not. Phones without an IP rating (Moto G Play, Galaxy A06) are vulnerable to water damage.

Build materials also vary. Most budget phones use plastic frames and backs. The Galaxy S21 has a glass back and aluminum frame – flagship construction that justifies the renewed flagship approach. Gorilla Glass versions affect drop resistance; the Galaxy A17 uses Gorilla Glass Victus, which is excellent.

Frequently Asked Questions

Final Verdict: Which Phone Under $400 Should You Buy in 2026?

After three months of daily testing, our team’s best phones under $400 in 2026 come down to a few clear winners depending on what matters most to you. The Motorola Moto G Stylus 5G (2024) is the top pick for most people thanks to its 120Hz pOLED display, built-in stylus, 50MP camera with OIS, and 256GB of storage. It’s the rare budget phone that doesn’t feel like a compromise.

For buyers who plan to keep their phone 4+ years, the Samsung Galaxy A17 5G is the smarter buy with 6 years of software updates. For photography enthusiasts on T-Mobile, the Redmi Note 14 Pro 5G’s 200MP camera is genuinely impressive at this price. For shoppers who want flagship build quality and IP68 water resistance, a renewed Galaxy S21 or Pixel 6 is the best value play.

Whatever you choose from this list, you’re getting a phone that would have cost flagship-tier money just two years ago. The best budget phones in 2026 have closed the gap with flagships faster than anyone expected, and these eight models prove it.