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Samsung Galaxy S21 5g Smartphone Comparison - May 2026
| 1 Best Choice  9.8Exceptional | 2  9.5Excellent | 3  9.2Excellent | 4 Best Value  9.1Excellent | 5  9.0Excellent | 6  8.9Very Good |
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ModelSamsung 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) | Model SAMSUNG Galaxy S21 5G (128GB, 8GB) 6.2" AMOLED 120Hz, Snapdragon 888, Global 5G Volte Fully Unlocked (AT&T, Verizon, T-Mobile, Global) G991U1 (w/ 25W Charge Cube & Fast Wireless Charger, Violet) | Model SAMSUNG Galaxy S21 FE 5G Cell Phone, Factory Unlocked Android Smartphone, 128GB, 120Hz Display, Pro Grade Camera, All Day Intelligent Battery, International Version, (Graphite) | Model SAMSUNG Galaxy S21, 128GB, Grey, New, Factory Unlocked | Model SAMSUNG Galaxy S21 Plus, 128GB, Black, Factory unlocked | Model SAMSUNG Electronics Galaxy S21 Ultra 5G | Factory Unlocked Android Cell Phone | 5G Smartphone | Pro-Grade Camera, 108MP High Res | 128GB, Phantom Black (SM-G998U) w/ 25W Charger Bundle |
BrandSamsung | Brand Samsung | Brand Samsung | Brand Samsung | Brand Samsung | Brand Samsung |
Reviews | Reviews  | Reviews | Reviews | Reviews | Reviews  |
Features | |||||
Battery duration 8.9 | Battery duration 8.6 | Battery duration  9.4 | Battery duration 9.1 | Battery duration 9.1 | Battery duration 8.9 |
Tech Specs | |||||
item weight169 Grams | item weight 14.9 ounces | item weight 6.2 ounces | item weight 6 ounces | item weight 14.9 ounces | item weight 6.1 ounces |
memory storage capacity256 GB | memory storage capacity 128 GB | memory storage capacity 128 GB | memory storage capacity 128 GB | memory storage capacity 8 GB | memory storage capacity 128 GB |
product dimensions6.7 x 3.4 x 2.44 inches | product dimensions 6 x 4 x 2 inches | product dimensions 7 x 4 x 1 inches | product dimensions 2.8 x 5.97 x 0.31 inches | product dimensions 6 x 4 x 2 inches | product dimensions - |
standing screen display size6.2 Inches | standing screen display size 6.2 Inches | standing screen display size 6.4 Inches | standing screen display size 6.2 Inches | standing screen display size 6.7 Inches | standing screen display size - |
os- | os Android | os Android 10.0 | os Android 11.0 | os Android 11.0 | os Android 12.0 |
color- | color Phantom Violet | color Graphite | color Grey | color Black | color Black |
whats in the box- | whats in the box Adapter | whats in the box USB Cable | whats in the box Adapter | whats in the box Adapter | whats in the box Adapter |
other display features- | other display features Wireless | other display features Wireless | other display features Wireless | other display features Wireless | other display features Wireless |
form factor- | form factor Slate | form factor Slider | form factor Slate | form factor Slate | form factor Slate |
weight- | weight 0.93 Pounds | weight 177 Grams | weight 5.96 Ounces | weight 0.93 Pounds | weight 173 Grams |
other camera features- | other camera features Rear, Front | other camera features Rear | other camera features Rear, Front | other camera features Front | other camera features Rear, Front |
batteries1 Lithium Ion batteries required. included | batteries 1 Lithium Ion batteries required. included | batteries 1 Lithium Ion batteries required. included | batteries - | batteries 1 Lithium Ion batteries required. included | batteries - |
connectivity technologies- | connectivity technologies Wireless | connectivity technologies Wi-Fi | connectivity technologies Bluetooth | connectivity technologies Bluetooth, Wi-Fi, USB | connectivity technologies - |
scanner resolution- | scanner resolution 1080 x 2400 | scanner resolution 2560 x 1440 | scanner resolution 1080 x 2400 | scanner resolution 1080 x 2400 | scanner resolution - |
battery power rating- | battery power rating 4000 Milliamp Hours | battery power rating 4500 | battery power rating 4000 | battery power rating 4800 | battery power rating - |
battery capacity- | battery capacity 4000 Milliamp Hours | battery capacity 4500 Milliamp Hours | battery capacity 4000 Milliamp Hours | battery capacity - | battery capacity - |
wireless communication technologies- | wireless communication technologies Cellular | wireless communication technologies - | wireless communication technologies Bluetooth, Cellular, Wi-Fi | wireless communication technologies Bluetooth, Cellular, Wi-Fi | wireless communication technologies - |
ram memory installed size- | ram memory installed size - | ram memory installed size 6 GB | ram memory installed size 8 GB | ram memory installed size 8 GB | ram memory installed size - |
Review | Review - | Review - | Review - | Review - | Review - |
Available On   | Available On | Available On  | Available On | Available On | Available On |
Our Top 3 Picks
Here are the top 3 recommended products with more information to help you find the right product for you
9.8
1SamsungSamsung 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)
8.9 Battery DurationWhy we love it
Pro Grade Camera: Zoom In Close
Sharp 8K Video: Cinema Quality
Multi Cam Recording: Create Share Ready Videos
-
9.5
2Samsung
SAMSUNG Galaxy S21 5G (128GB, 8GB) 6.2" AMOLED 120Hz, Snapdragon 888, Global 5G Volte Fully Unlocked (AT&T, Verizon, T-Mobile, Global) G991U1 (w/ 25W Charge Cube & Fast Wireless Charger, Violet)
8.6 Battery DurationWhy we love it
Powerful Snapdragon 888 processor.
Vibrant 6.2-inch AMOLED display.
Impressive camera performance.
-
9.2
3Samsung
SAMSUNG Galaxy S21 FE 5G Cell Phone, Factory Unlocked Android Smartphone, 128GB, 120Hz Display, Pro Grade Camera, All Day Intelligent Battery, International Version, (Graphite)
9.4 Battery DurationWhy we love it
Vibrant and stylish design.
Excellent camera for photos and videos.
User-friendly setup process.
Our ranking system
At bestchoice.com, our team curates a selection of top products from a vast array available online, using a sophisticated ranking system based on carefully defined criteria.While traditional hands-on testing has its merits, our use of AI technology offers distinct advantages. AI allows us to process and analyze vast amounts of data from multiple sources, providing a comprehensive view that goes beyond what manual testing can achieve. This approach enables us to deliver insights that are aligned with current trends and consumer preferences, ensuring our reviews are both relevant and up-to-date.
Features
Our AI-driven analysis examines key attributes, capabilities, and other critical factors tailored to each product category. This method allows us to assess effectiveness from various perspectives, ensuring a well-rounded evaluation.
Consumer Reviews
We aggregate and evaluate consumer feedback from across the internet, giving weight to ratings and reviews that reflect the most reliable insights. AI enhances this process by filtering and prioritizing data, offering a balanced view without the need for direct personal endorsements.
Popularity
Our system also considers the popularity of products, analyzing factors such as market presence, reputation, and user satisfaction. By leveraging AI, we capture a comprehensive picture of a product's standing in the market, which may not always be evident through traditional testing.
Value for money
AI allows us to compare products based on attributes like price, specifications, and user feedback, helping to determine their value for money. This data-driven approach offers an efficient and reliable way to assess how products stack up against one another in terms of cost-effectiveness.
