- Screen: 6.2" Dynamic AMOLED - 1080 x 2400
- SoC: Samsung Exynos 2100
- Camera: 3 (12 MP + 64 MP + 12 MP)
- Battery: 4000 mAh
- OS: Android 15
- Weight: 169 grams (5.96 oz)
Select the amount of RAM to evaluate performance more precisely
Compare Samsung Galaxy S21 with other phones
Full specifications
Detailed specifications, tests, and benchmarks of the Samsung Galaxy S21
| Type |
Dynamic AMOLED |
| Size |
6.2 inches |
| Resolution |
1080 x 2400 pixels |
| Aspect ratio |
20:9 |
| PPI |
421 ppi |
| Refresh rate |
120 Hz |
| Adaptive refresh rate |
Yes (48-120 Hz) |
| Max rated brightness |
800 nits |
| HDR support |
Yes, HDR10+ |
| Screen protection |
Gorilla Glass Victus |
| Screen-to-body ratio |
85.9% |
| Display features |
- DCI-P3
- Always-On Display |
Display tests
| RGB color space |
99.5% |
| PWM |
240 Hz |
| Response time |
5 ms |
| Contrast |
β Infinity |
Peak brightness test (auto)
861 nits
Sources:
NotebookCheck
[3]
| Height |
151.7 mm (5.97 inches) |
| Width |
71.2 mm (2.8 inches) |
| Thickness |
7.9 mm (0.31 inches) |
| Weight |
169 g (5.96 oz) |
| Waterproof |
IP68 |
| Rear material |
Plastic |
| Frame material |
Metal |
| Colors |
White, Gray, Pink, Purple |
| Fingerprint scanner |
Yes, in-display |
Screen-to-body ratio
85.9%
Performance
Chipset specifications of the Samsung Galaxy S21
SoC
| Chipset |
Samsung Exynos 2100 |
| Max clock |
2900 MHz |
| CPU cores |
8 (1 + 3 + 4) |
| Architecture |
- 4 cores at 2.2 GHz: Cortex-A55
- 3 cores at 2.81 GHz: Cortex-A78
- 1 core at 2.91 GHz: Cortex-X1 |
| Manufacturing |
Samsung |
| Lithography process |
5 nanometers |
| Neural processor (NPU) |
Yes |
GPU
| Graphics |
Mali-G78 MP14 |
| GPU shading units |
448 |
| GPU clock |
854 MHz |
| FLOPS |
~765.2 GFLOPS |
Benchmarks
Benchmark results of the Samsung Galaxy S21
Geekbench 6 (Single-Core)
1484
Geekbench 6 (Multi-Core)
3767
| Compute Score (GPU) |
6754 |
| Single-core score |
1484 |
| Multi-core score |
3767 |
AnTuTu Benchmark 11
1081778
| CPU |
418023 |
| GPU |
191872 |
| Memory |
170606 |
| UX |
301277 |
| Total score |
1081778 |
3DMark Steel Nomad Light
328
| Stability |
72% |
| Graphics test |
2 FPS |
| Graphics score |
328 |
3DMark Wild Life Extreme
1800
| Stability |
64% |
| Graphics test |
10 FPS |
| Graphics score |
1800 |
| Web score |
13238 |
| Video editing |
7092 |
| Photo editing |
29658 |
| Data manipulation |
10433 |
| Writing score |
15614 |
Recent User Tests
The latest benchmark tests that have been submitted by users
RAM
| RAM size |
8 GB |
| Memory type |
LPDDR5 |
| Memory clock |
2750 MHz |
| Channels |
2 |
Storage
| Storage size |
128 GB |
| Storage type |
UFS 3.1 |
| Memory card |
No |
| Operating system |
Android 11 (Can be upgraded to Android 15) |
| ROM |
One UI 7.0 |
| OS size |
28.1 GB |
| OS updates |
2 years |
| Security updates |
4 years |
| Capacity |
4000 mAh |
| Max charge power |
25 W |
| Battery type |
Li-Ion |
| Replaceable |
No |
| Wireless charging |
Yes (15 W) |
| Reverse charging |
Yes, (wireless) |
| Bypass charging |
No |
| Fast charging |
Yes (55% in 30 min) |
| Full charging time |
1:13 hr |
Battery life tests
| Web browsing |
06:01 hr |
| Watching video |
11:06 hr |
| Gaming |
04:21 hr |
| Standby |
95 hr |
General battery life
17:54 hr
| Matrix |
12 megapixels |
| Image resolution |
4000 x 3000 |
| Zoom |
Optical, 1.1x |
| Flash |
Dual LED |
| Stabilization |
Optical |
| 8K video recording |
Up to 24FPS |
| 4K video recording |
Up to 60FPS |
| 1080p video recording |
Up to 60FPS |
| Slow motion |
960 FPS (720p) |
| Angle of widest lens |
120Β° |
| Lenses |
1) Standard: 12 MP
2) Telephoto: 64 MP
3) Ultrawide: 12 MP
|
| Camera features |
- Bokeh mode
- Pro mode
- RAW support |
Standard lens
| Image resolution |
12 MP |
| Aperture |
f/1.8 |
| Focal length |
26 mm |
| Sensor |
Sony IMX555 |
| Sensor size |
1/1.76" (β 0.57 inch) |
| Pixel size |
1.8 micron |
| Autofocus |
Phase autofocus (Dual Pixel) |
| Stabilization |
Optical |
Telephoto lens
| Image resolution |
64 MP |
| Aperture |
f/2.0 |
| Focal length |
28 mm |
| Sensor |
Samsung Bright S5KGW2 |
| Sensor size |
1/1.72" (β 0.58 inch) |
| Pixel size |
0.8 micron |
| Stabilization |
Optical |
Ultra-wide lens
| Image resolution |
12 MP |
| Aperture |
f/2.2 |
| Focal length |
13 mm |
| Sensor |
Sony IMX563 |
| Sensor size |
1/2.55" (β 0.39 inch) |
| Pixel size |
1.4 micron |
| Stabilization |
Digital |
DxOMark main camera tests
Generic main camera score
111
| Megapixels |
10 megapixels |
| Image resolution |
3872 x 2592 |
| Aperture |
f/2.2 |
| Focal length |
26 mm |
| Sensor |
Sony IMX374 |
| Sensor size |
1/3.24" (β 0.31 inch) |
| Pixel size |
1.22 micron |
| Autofocus |
Phase autofocus (Dual Pixel) |
| Stabilization |
Digital |
| Video resolution |
2160p (4K) at 60 FPS |
| Depth sensor (TOF 3D) |
No |
| Wi-Fi standard |
Wi-Fi 6 (802.11 a/b/g/n/ac/ax) |
| Wi-Fi features |
- Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display |
| Bluetooth version |
5 |
| Bluetooth features |
LE, A2DP |
| USB type |
USB Type-C |
| USB version |
3.2 |
| USB features |
- Charging
- USB-Storage mode
- USB-Host mode
- OTG |
| GPS |
GPS, GLONASS, Beidou, Galileo |
| NFC* |
Yes |
| Infrared port |
No |
Network
| Number of SIM* |
2 |
| Type of SIM card |
Nano |
| Multi SIM mode |
Standby |
| eSIM support* |
Yes |
| Hybrid slot |
No |
| LTE Cat* |
24 |
| 2G network |
GSM 850, 900, 1800, 1900 MHz |
| 3G network |
WCDMA Band 1, 2, 4, 5, 8 |
| 4G network |
LTE 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 |
| 5G support |
Yes |
| Speakers |
Stereo |
| Headphone audio jack |
No |
| FM radio |
No |
| Dolby Atmos |
Yes |
| Category |
Flagship |
| Announced |
January 2021 |
| Release date |
February 2021 |
| Launch price (MSRP) |
$800 |
| Successor |
- Samsung Galaxy S22 |
| SAR (head) |
0.46 W/kg |
| SAR (body) |
1.51 W/kg |
| Sensors |
- Hall-effect sensor
- Barometer
- Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint |
*Disclaimer! Some specifications of the Galaxy S21 may differ by country or region
