April 10, 2020

10+ Best Smartphones Under 400 2020

By Young Kim

We’ve spent hundreds of hours researching and comparing the best Smartphones Under 400 of all specifications and features to find the best one for any need (or budget). Here are the results.

10+ Best Smartphones Under 400 2020 – Reviews and Buyer’s Guide

Rank No. #1
Samsung Galaxy A21 Factory Unlocked Android Cell Phone, US Version Smartphone, 32GB Storage, Long-Lasting Battery, 6.5” Infinity Display, Quad Camera, Black
  • Charge Up. Power Through: Spend more time scrolling, texting and sharing, and less time looking for an outlet to charge your mobile phone; Its long-lasting battery has the power to keep up with you
  • A Lens for Your Favorite Angle: Capture shareable cell phone portraits, wide shots and videos with the Samsung Galaxy A21’s versatile, 16MP triple-lens camera
  • Big Screen to Get More Done: Keep in touch with friends, family and the news with plenty of room on a crystal-clear, 6.5" edge-to-edge display screen
  • Store More: Keep all your photos and apps on your Android smart phone without worrying about storage; Get up to 512GB of storage with a MicroSD card (sold separately)
  • Wireless voice, data and messaging services compatible with most major U. S. GSM and CDMA networks; Support for certain features and services such as VoWiFi and hot spot, vary by wireless service provider
Rank No. #2
Samsung Galaxy A01 (A015M) 16GB, Dual SIM, GSM Unlocked, 5.7” Display Smartphone - International Version - Red
  • Unlocked cell phones are compatible with GSM carrier such as AT&T and T-Mobile, but are not compatible with CDMA carriers such as Verizon and Sprint.
  • Please check if your GSM cellular carrier supports the bands for this model before purchasing, LTE may not be available in all areas:
  • This device may not include a US warranty as some manufacturers do not honor warranties for international items.
SaleRank No. #3
BLU G90-6.5” HD+ Smartphone with Triple Main Camera, 64GB+4GB RAM and Android 10 -Blue
  • 6.5” HD+ Infinity Display with Curved Glass; Android 10 OS
  • Triple Main Camera: 16MP + Depth Sensor + 8MP Wide Angle 120° Camera with Flash, and 13MP Selfie Camera
  • 64GB Internal Memory 4GB RAM Micro SD up to 128GB; MediaTek Helio A25 Octa-Core 1.8GHz | 4,000mAh Battery with 10W Quick Charge, USB Type-C, Fingerprint Sensor
  • 4G LTE (1/2/3/4/5/7/8/12/13/17/28) 3G: (850/900/1700/1900/2100): US compatibility Nationwide on all GSM Networks including AT&T, T-Mobile, Cricket, Metro PCS, and others. (Not compatible with CDMA Networks like Verizon, Sprint and Boost Mobile)
  • Includes 3GB FREE DATA – Each device comes with 3GB fast data from SIMO, the pre-installed mobile data app that connects you to the internet and your favorite Apps. The SIMO app delivers high-speed 4G LTE data at low flat rates without a SIM, WiFi network, or carrier plan. Use it right out of the box with 3GBs and connect anywhere in the USA or 130+ countries worldwide.
Rank No. #4
BLU Studio Mini -5.5HD Smartphone, 32GB+2GB Ram -Black
  • 5.5”Hd+ 18:9 Curved Glass Display 720x1440 Resolution.
  • 13MP Main Camera with LED Flash, 8MP Selfie camera with LED Flash.
  • 32GB Internal memory 2GB RAM Micro SD up to 64GB; Octa-Core 1.6GHz processor with ARM Cortex-A55 chipset.
  • 3,000mAh Battery and Android 9 Pie.
  • 4G LTE (2/4/5/12/17) 3G: (850/1700/1900): US compatibility Nationwide on all GSM Networks including AT&T, T-Mobile, Cricket, Metro PCS, and others. Not compatible with CDMA Networks like Verizon, Sprint and Boost Mobile.
Rank No. #5
AliveCor KardiaMobile 6L | FDA-Cleared | Wireless 6-Lead EKG | Works with Smartphone | Detects AFib or Normal Heart Rhythm in 30 Seconds
  • THE MOST POWERFUL PERSONAL EKG: 6-leads means 6-times the heart data to share with your doctor for a complete view of your heart
  • EKG ON THE GO: Take unlimited medical-grade EKGs anytime, anywhere. No subscription required.
  • EASY TO USE: Simply place your fingers on the sensors—no wires, patches or gels required.
  • TRUSTED BY DOCTORS: Detect Atrial Fibrillation, Bradycardia, Tachycardia and Normal Heart Rhythm in 30 seconds.
  • Works with most smartphones & tablets. See compatible devices below. Not recommended for use with pacemakers and ICDs.
Rank No. #6
Samsung Galaxy A20s A207M/DS, 32GB/3GB RAM Dual SIM 6.5''HD+ Snapdragon 450, Factory Unlocked (International Version) - (Red)
  • International Model - No Warranty in US. Compatible with Most GSM Carriers like T-Mobile, AT&T, MetroPCS, etc. Will NOT work with CDMA Carriers Such as Verizon, Sprint, Boost
  • RAM 3GB , ROM 32GB Internal Memory ; MicroSD (Up to 512GB), Android 9.0 (Pie), Qualcomm SDM450 Snapdragon 450 (14 nm), Octa-core 1.8 GHz Cortex-A53, Adreno 506
  • Main Rear Camera: 13.0 MP + 8.0 MP + 5.0 MP , F1.8 , F2.2 , F2.2 ; Front Camera: 8.0 MP , F2.0, Non-removable Li-Po 4000 mAh battery
  • 3G HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100, 4G LTE band 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 20(800), 28(700), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
  • 6.5 inches, 103.7 cm2 (~81.9% screen-to-body ratio) 720 x 1560 pixels (HD+), 19.5:9 ratio (~264 ppi density) IPS LCD capacitive touchscreen, 16M colors
Rank No. #7
CUBOT Kingkong (2020) Android 10 Rugged Smartphone Unlocked, 4400mAh Big Battery, Dual-SIM, Compass+GPS, IP68 Waterproof Shockproof, Dustproof Outdoor Sim Free Mobile Phone(Black)
  • ★【5.0 Inch IP68 Waterproof Dustproof Display】 The 5.0 inch hard screen not only offers you a superior viewing experience also could withstand violent crash, rolling and torsion. You don't worry any scratching and accidental drops. By meeting the highest waterproof rating standard IP68, the device could guard against the water, dust, dirt and sand. Fitting the temperature ranges from -35℃ to 60℃, it could work in all geographical environments such as desert, highland, swamp.
  • ★【4400mAh Big Battery & 13MP+8MP Dual Cameras】 4400mAh big battery provides stable output and long standby time. No matter you are going for a business trip, a happy travel, or playing a long time mobile game, it will offer you enough energy. 13MP rear camera accurately capture picture with vivid clarity and sharp details. 8MP front camera with the face beauty in soft light makes every selfie lovely, recording all your happy moments.
  • ★ 【Pure Android 10 Operating System】Updated with the newest Android 10 system, the phone supports system-wide dark theme, privacy controls and more features . This phone is more simper, smarter and helpful.
  • ★【2GB+16GB & Dual SIM Dual Standly】 The device works at a high speed and lower power consumption with MT6580 Quad-Core 1.3Ghz processor. 2GB RAM provides an enough space for multiple apps work simultaneously. 16GB ROM with 32 GB expansion storage could store your pictures, video, songs and so on. Supporting Dual SIM Dual Standby and Compatible with 3G WCDMA, 2G GSM network, allowing you to browse the Web anywhere anytime.
  • ★【After Sales Service & Tech-Support】Unlocked cell phones are compatible with GSM carriers such as AT&T and T-Mobile, BUT are NOT compatible with CDMA carriers such as Verizon and Sprint. Please use the small tool to open the rear cover for you to put the sim card.★Note: There are some customers said the phone can't read the sim card. It is not the phone can't' read the sim card but you should put the sim card in showdown condition that the phonw could read the sim card.
Rank No. #8
TCL 10L, Unlocked Android Smartphone with 6.53" FHD + LCD Display, 48MP Quad Rear Camera System, 64GB+6GB RAM, 4000mAh Battery
  • 6.53” FHD+ Dotch LCD display, powered by NXTVISION, will upgrade your visual experience with the sharper details, vibrant images and allow you to enjoy true-to-life color accuracy in everything you present.
  • Quad rear cameras with dual LED flash: 48MP (high-res) + 8MP (118° super wide-angle) + 2MP (macro) + 2MP (depth). 16MP front-facing selfie camera.
  • Up to 64GB of internal memory, expandable up to 256GB via microSD card (sold separately).
  • Compatible with GSM carriers, including AT&T and T-Mobile. This device is also certified for use on Verizon’s LTE network. If your device is not receiving messages or experiences an error when making phone calls on Verizon, your account may need to be provisioned to support “CDMA-less” devices. To do this, please contact Verizon’s technical support team or your account’s business representative for assistance. This device is not compatible with CDMA networks.
  • Qualcomm Snapdragon 665, Octa-core processor, and 6GB of RAM for a smooth performance.
Rank No. #9
Moto G8 Play | Unlocked | International GSM only | 2/32GB | 13MP Camera | 2019 | Gray
  • No CDMA, No VoLTE, No US Warranty
  • International GSM Only - Will not work on CDMA carriers like Sprint and Verizon.
  • Capture brilliant resultsThe 13 MP camera makes it easy to shoot like a pro. With a f/2. 0 aperture that lets in lots of light, photos turn out great even when the lighting isn’t.
  • Up to 2-day battery and rapid charging. Power through today and into tomorrow on a single charge and then power up fast.
  • 6. 2" Max Vision display and loudspeaker. Watch movies come to life on an ultra-wide HD+ screen with loud, clear sound.
Rank No. #10
Xiaomi Redmi Note 9 Pro 128GB + 6GB RAM, 6.67" FHD+ DotDisplay, 64MP AI Quad Camera, Qualcomm Snapdragon 720G LTE Factory Unlocked Smartphone - International Version (Glacier White)
  • LTE: B1/3/7/8/20/28/38/40 > (ensure to check compatibility with your carrier before purchase)
  • (6.67) FHD+ Resolution DotDisplay 2400 x 1080 FHD+ - Triple Corning Gorilla Glass 5 - Anti-oil and anti-fingerprint protective coating
  • 6GB RAM + 128GB, microSD expandable up to 512GB - Qualcomm Snapdragon 720G - 5020 mAh (typical) Li Polymer Built-in rechargeable battery - Supports 2.4G Wi-Fi / 5G Wi-Fi - Side-Mounted Fingerprint Sensor
  • Rear Camera: 64MP primary camera, 8MP ultra-wide angle camera, 5MP macro camera, 2MP depth sensor - Front Camera: 16MP Front Camera - Video: 4K recording - 30fps
  • Factory Unlocked cellphones are compatible with most of the GSM carriers ( Like T-Mobile or AT&T ) but please be aware that are not compatible with CDMA carriers ( Like Sprint or Verizon Wireless for example )
10+ Budget Smartphones Under 400 2020 To Buy

10+ Budget Smartphones Under 400 2020 To Buy

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How Do You Buy The Best Budget Smartphones Under 400?

Do you get stressed out thinking about shopping for a great Smartphones Under 400? Do doubts keep creeping into your mind?

We understand, because we’ve already gone through the whole process of researching Smartphones Under 400, which is why we have assembled a comprehensive list of the greatest Smartphones Under 400 available in the current market.

 We’ve also come up with a list of questions that you probably have yourself.

We’ve done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for Smartphones Under 400 that you consider buying. Your questions might include the following:

  • Is it worth buying an Smartphones Under 400?
  • What benefits are there with buying an Smartphones Under 400?
  • What factors deserve consideration when shopping for an effective Smartphones Under 400?
  • Why is it crucial to invest in any Smartphones Under 400, much less the best one?
  • Which Smartphones Under 400are good in the current market?
  • Where can you find information like this about Smartphones Under 400?
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Cheap Smartphones Under 400 Buying Guide

We’re convinced that you likely have far more questions than just these regarding Smartphones Under 400. The only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for Budget Smartphones Under 400, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible Smartphones Under 400.

Make sure that you are only using trustworthy and credible websites and sources.

We provide an Smartphones Under 400 buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information.

How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available budget Smartphones Under 400 currently available on the market.

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This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of Cheap Smartphones Under 400 has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features:What bells and whistles matter for an Smartphones Under 400?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your Smartphones Under 400.
  5. Customer Ratings: Number ratings grade Smartphones Under 400 objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Smartphones Under 400.
  7. Product Quality: You don’t always get what you pay for with Cheap Smartphones Under 400, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an Smartphones Under 400 is should be an indication of how long it will work out for you.
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