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After exploring an incredibly huge number of articles and reviews by our smart AI and Machine Learning systems; and exhaustive refining, evaluation and infiltration by our pro technology experts, the golden shortlist for the Best Cell Phones (2021) is ultimately prepared.

The ultimate guide on Best Cell Phones produced using Deep Learning and Artificial Intelligence technology

Exclusively at AGR reviews

In order to come up with the Best Cell Phones (2021), our smart platforms and gurus have taken many factors into account such as product usability, features that meet buyers needs and give customer satisfaction, freedom from deficiencies or defects, conformance of standards, value for money, credibility, design quality, quality conformance to needs and regulations, safety, real customer satisfaction and numerous others. It is important to mention that each user has different needs so please use the below benchmarking as a guideline and not as a gospel. Nonetheless, in the benchmarking below you can definitely find the overall best ones despite your requirements.

Our brilliant platforms and skillful high-tech experts work hard to provide you with the best product choices. We believe that our review evaluation can help you simplify your purchase decision and choose among the absolute Best Cell Phones (2021).

Best Cell Phones

Best Choice No. 1
Samsung Galaxy S21 5G | Factory Unlocked Android Cell Phone | International Version 5G Smartphone | Pro-Grade Camera, 8K Video, 64MP High Res | 128GB, (SM-G991B/DS) (Phantom Gray)
  • Pro Grade Camera: Zoom in close, take photos and videos like a pro, and capture incredible share-ready moments with our easy-to-use, multi-lens camera
  • Sharp 8K Video: Capture your life’s best moments in head-turning, super-smooth 8K video that gives your movies that cinema-style quality
  • Multiple Ways to Record: Create share-ready videos and GIFs on the spot with multi-cam recording and automatic professional-style effects
  • 30 Space Zoom: Get amazing power and clarity, zoom in from afar or magnify details of nearby objects; Zoom Lock keeps focus and stability
  • Higher Resolution: 64 MP camera system captures and shares detailed portraits, stunning landscapes and crisp close-ups
SaleBest Choice No. 2
Moto G Power | 2021 | 3-Day battery | Unlocked | Made for US by Motorola | 3/32GB | 48MP Camera | Silver
  • Unlocked for the freedom to choose your carrier. Compatible with AT&T, Sprint, T-Mobile, and Verizon networks. Sim card not included. Customers may need to contact Sprint for activation on Sprint’s network. To use this Device on Verizon, first, provision your SIM through Verizon Wireless. Log in to your account on Verizon Wireless. Devices > activate or switch devices > activate.
  • Up to three-day battery. Capture more of life without stopping to recharge thanks to a 5000 mAh battery.
  • 48 MP triple camera system. Take stunning photos in any light, as well as beautifully blurred portraits and incredibly detailed closeups.
  • 6.6″ Max Vision HD, display. Watch games, movies, and video chats come to life on an ultra-wide screen.
  • Has a 2020 Qualcomm Snapdragon 662 processor, updated from the 2019 Qualcomm Snapdragon 665 in the moto g power 2020. Lag-free performance. Get more done without slowing down thanks to a speedy Qualcomm Snapdragon processor.
SaleBest Choice No. 3
Samsung Galaxy S10, 128GB, Prism Blue – Fully Unlocked (Renewed)
  • Fully Unlocked: Fully unlocked and compatible with any carrier of choice (e.g. AT&T, T-Mobile, Sprint, Verizon, US-Cellular, Cricket, Metro, etc.), both domestically and internationally.
  • The device does not come with headphones or a SIM card. It does include a charger and charging cable that may be generic.
  • Inspected and guaranteed to have minimal cosmetic damage, which is not noticeable when the device is held at arm’s length.
  • Successfully passed a full diagnostic test which ensures like-new functionality and removal of any prior-user personal information.
  • Tested for battery health and guaranteed to have a minimum battery capacity of 80%.
Best Choice No. 4
Samsung Galaxy Z Flip Factory Unlocked Cell Phone |US Version – Single SIM | 256GB of Storage | Folding Glass Technology | Long-Lasting Battery | Mirror Purple
  • Changing the shape of the future Galaxy Z Flip is an expansive new smartphone experience with completely reimagined compact engineering and revolutionary folding glass technology in your pocket
  • From palm to pocket, Easy to fold easy to hold Galaxy Z Flip’s sleek Compact-Fold design flips closed for pocket-sized portability Slip the cell phone into a pocket or bag and go
  • Beauty is in the hand of the beholder Galaxy Z Flip’s unique folding form factor is enhanced with an impossible-to-ignore eye catching exterior in your choice of stunning hues
  • Transform the way you capture Galaxy Z Flip’s breakthrough camera lets you shoot stream and connect hands-free from new angles With amped up night shots high-definition 4K video capture and wide-angle perspectives you can share your world whenever and wherever you are
  • Bend your imagination Galaxy Z Flip’s Infinity Flex Display is an immersive Dynamic AMOLED screen delivering incredible color quality With minimized bezels and no notch it’s 6 7 inches of stunning cinematic viewing
SaleBest Choice No. 5
Samsung Galaxy S21 5G | Factory Unlocked Android Cell Phone | US Version 5G Smartphone | Pro-Grade Camera, 8K Video, 64MP High Res | 256GB, Phantom Gray (SM-G991UZAEXAA)
  • Pro Grade Camera: Zoom in close, take photos and videos like a pro, and capture incredible share-ready moments with our easy-to-use, multi-lens camera
  • Sharp 8K Video: Capture your life’s best moments in head-turning, super-smooth 8K video that gives your movies that cinema-style quality
  • Multiple Ways to Record: Create share-ready videos and GIFs on the spot with multi-cam recording and automatic professional-style effects
  • 30 Space Zoom: Get amazing power and clarity, zoom in from afar or magnify details of nearby objects; Zoom Lock keeps focus and stability
  • Higher Resolution: 64 MP camera system captures and shares detailed portraits, stunning landscapes and crisp close-ups
Best Choice No. 6
TCL 10 SE Unlocked Android Smartphone, 6.52″ V-Notch Display, US Version Cell Phone with 16 MP Rear AI Triple-Camera 4GB RAM + 64GB ROM, 4000mAh Fast Charging Battery, Polar Night
  • Enjoy An Unbeatable Visual Experience: TCL 10 SE smartphone brings you sharp and defined visuals with NXTVISION visual technology. A 6.52-inch V-notch display with a 20:9 aspect ratio and an 89% screen-to-body ratio gives you immersive and seamless visuals.
  • Capture Crisp and Vivid Images: Coming with a high-resolution 16 MP rear AI triple-camera, the unlocked smartphone allows you to take amazing photos and portraits from any angle, capturing every detail and color shade.
  • Modern & Sleek Design: with a 2.5D icy front glass and a curved back, this android phone boasts an attention-grabbing design with a matte and glossy finish that creates a holographic effect and offers a subtle shine to the entire cell phone. Its also made it fingerprint-proof and scratch-resistant.
  • Quick Charging For Long-Term Use: Our unlocked android phone offers a fast-charging and an on-the-go reverse charging (OTG cable not included) option to help you charge your phone in no time and features a 4000mAh battery to use the device all day with no power issues.
  • Large Storage Space & Wireless Carrier: The octa-core mobile processor ensures fast operation while the 64GB internal memory gives you enough space to download and install everything you wish to have on your phone. And you can also expand up to 128GB via a microSD card (sold separately). This cellphone is compatible with most of the GSM carriers (such as T-Mobile or AT&T), but is not compatible with CDMA carriers (such as Verizon Wireless, for example).
Best Choice No. 7
Mobile Phone, Blackview A80Plus 4G Smartphone Phones Unlocked, 4GB+64GB, Android 10 Phone, 6.49 inches Waterdrop Screen,13MP Quad Camera,4680mAh, NFC, Face/Fingerprint Unlock – Blue
  • 📱6.49-inch 19:9 HD + 8.8mm water drop screen and ultra-thin body📱The Blackview A80 Plus smartphone has a perfect 19:9 aspect ratio and a 6.49-inch ultra-high-definition HD+ water drop screen. The A80 Plus phone weighs only 180 grams. Slim figure, comfortable bare hands. In terms of vision and touch, it gives you a different experience. Such a unique and cheap mobile phone is worth everyone.
  • 🚀Android 10, 4GB RAM + 64GB ROM🚀 Blackview A80 Plus smartphone is equipped with an Octa-core processor and Android 10, super fast running speed, 4GB RAM 64GB ROM, can be expanded to 128GB, can run and store countless Android applications And photos without ads or bloatware!
  • 🔋4680mAh + 5V / 2A + OTG fast charging🔋Blackview A80 Plus mobile phone, equipped with 4680mAh large battery, power supply all day, with power saving processor and AI power management, this cheap Blackview A80 Plus phone supports 5V / 2A fast charging , Save standby time. Android phones also provide OTG cables, which can solve the problem of when and where the mobile phone charger is.
  • 📷13MP / 8MP four-lens camera with auxiliary three-lens📷The free Blackview A80 Plus mobile phone has four independent cameras, the rear main lens is configured with 13MP high-definition pixels, and combined with an auxiliary auto-focus three-lens, these phones Blackview A80 Plus mobile phone can take advanced photos and artistic photos at any time, combining depth and clarity to record every moment in life.
  • 🏆Fingerprint recognition + facial recognition + NFC + dual SIM card 4G🏆Accurate facial recognition and fingerprint unlocking can effectively protect the privacy of your personal users. A80Plus cheap mobile phone has two card slots, you can change the SIM card and use 4G network anytime and anywhere.
SaleBest Choice No. 8
Moto E | Unlocked | Made for US by Motorola | 2/32GB | 13MP Camera | 2020 | Blue
  • Unlocked for the freedom to choose your carrier. Compatible with AT&T, Sprint, T-Mobile, and Verizon networks. Sim card not included. Customers may need to contact Sprint for activation on Sprint’s network.
  • 13 MP dual camera system. Get creative and get your best results, whether shooting beautiful close-ups or swapping out backgrounds.
  • 42-hour battery. Power through today and into tomorrow on just a single charge with a 3550 mAh battery.
  • 6.2″ Max Vision display. Enjoy an ultra-wide screen that stretches from edge to edge, yet is compact enough for one-handed use.
  • Ultra-responsive performance. Feel your phone respond instantly to every touch, tap, and swipe with a Qualcomm Snapdragon 632 octa-core processor.
SaleBest Choice No. 9
Rugged Cell Phone Unlocked OUKITEL WP5 Pro, 8000mAh Battery, 4GB+64GB ROM, Android 10 Rugged Smartphone, 5.5 Inch IP68 Waterproof Shockproof Phone with 4 LED Flashlights, Triple Camera, Dual SIM 4G
  • 🏆【Rugged and waterproof smartphone】the companion of industrial worker and outdoor sports enthusiast.With its ultra solid, strong and reliable design(1.5 meters fall-resistant and waterproof; 99% dust-proof; resistance to high and low temperatures -55 ° C to 70 ° C). It does NOT Work with CDMA Networks like Verizon, Cricket, Sprint and Boost Mobile, Support main carriers such as AT&T, T-mobile, Metro PCS&etc. You need to ask your carrier to help set correct APN to use the 4G network.
  • 🏆 【Large 8000 mAh battery】 OUKITEL WP5 Pro resistant phone supports a large 8,000 mAh battery under the hood. The large 8,000 mAh battery can be used for several days. With the help of low-power displays and low-power processors, the autonomy of WP5 Pro exceeds your imagination. (Smartphone waterproof waiting 615 hours, 42 hours talking, 43 hours MP3 music, 12 hours online video) No longer worry about losing contact with friends!
  • 🏆 【Durable 5.5-inch screen (18: 9 aspect ratio)】The WP5 Pro phone is equipped with ultra-strong glass 5 times stronger than the strong Corning Gorilla Glass, which can support bumps and scratches, making it a sturdy phone. Gorilla Glass, aspect ratio 18: 9, screen ratio 88%, resolution 720 * 1440). No support NFC function.
  • 🏆 【Android 10.0 & Powerful Octa-core processor】 WP5 Pro explosion-proof mobile phone is used with MediaTek MT6762D Octa-core processor, clock speed is 2.0GHz, with 4GB RAM and optimized Android 10.0 smartphone waterproof operating system, suitable for stable operation Without having to perform multiple tasks. ( 2.0GHz, 550 MHz, 4 GB RAM + 64 GB ROM)
  • 🏆 【Rear camera with three lenses, four glare LED flashlights】Rear camera with three 13MP + 5MP + 2MP lenses, plus 5MP front camera (Aperture F / 2.0, AI Beauty, PDAF). Super powerful 4-LED flashlight-no matter where you are!
SaleBest Choice No. 10
Unlocked Smartphones Ulefone Note 9P (2020) Android 10 Unlocked Cell phones, Triple Rear Camera Triple Card Slots, 6.52″ Waterdrop Full-Screen Dual SIM Phones, 4500mAh Global Bands, US Version – Green
  • 💫 Android 10 OS; 4GB RAM + 64GB ROM Micro SD up to 256GB; MT6762 Octa-core 64-bit 1.8GHz
  • 💫 Ultra-Large 6.52-inch Waterdrop Screen 2.5D curved glass; 4500mAh with OTG function
  • 💫 16MP Triple Rear Camera: 16MP primary lens, 5MP macro lens and a 2MP lens; 8MP Front Camera
  • 💫 3 independent card slots for dual Nano SIM and 1* TF card
  • 💫 4G LTE (1/2/3/4/5/7/8/12/17/19/20/28A/28B) 3G: (B1/2/4/5/8): US compatibility Nationwide on most of GSM Networks including AT&T, T-Mobile, Metro PCS, and others. (Not compatible with Cricket activations or with CDMA Networks like Verizon, Sprint, and Boost Mobile)

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