Samsung Galaxy S21

Samsung Galaxy S21
Display
87
Performance
78
Battery
71
Camera
76
NanoReview score
79
Category Flagship
Announced January 2021
Release date February 2021

Full specifications

Detailed specifications, tests, and benchmarks of the Samsung Galaxy S21
87

Display

Type Dynamic AMOLED
Size 6.2 inches
Resolution 1080 x 2400 pixels
Aspect ratio 20:9
PPI 421 ppi
Refresh rate 120 Hz
Max rated brightness 800 nits
HDR support Yes, HDR10+
Screen protection Gorilla Glass Victus
Screen-to-body ratio 87.2%
Display features - DCI-P3
- Always-On Display
Display tests
RGB color space 99.5%
PWM 240 Hz
Response time 5 ms
Contrast ∞ Infinity
Peak brightness test (auto)
861 nits
Sources: NotebookCheck [3]
72

Design and build

Height 151.7 mm (5.97 inches)
Width 71.2 mm (2.8 inches)
Thickness 7.9 mm (0.31 inches)
Weight 169 gramm (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
87.2%
78

Performance

All specs and test Samsung Galaxy S21 in the benchmarks
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 2.8 GHz: Cortex-A78
- 1 core at 2.9 GHz: Cortex-X1
Lithography process 5 nanometers
Graphics Mali-G78 MP14
GPU clock 760 MHz
Memory
RAM size 8 GB
Memory type LPDDR5
Memory clock 2750 MHz
Channels 2
Storage
Storage size 128, 256 GB
Storage type UFS 3.1
Memory card No

Benchmarks

Geekbench 5 (Single-Core)
1035
Geekbench 5 (Multi-Core)
3266
AnTuTu Benchmark 9
693324
CPU 190831
GPU 245573
Memory 124639
UX 130708
Total score 693324
3DMark Wild Life Performance
5647
Stability 66%
Graphics test 33 FPS
Graphics score 5647
PCMark 3.0 score 13854
AnTuTu Ranking List - 134th place
Sources: 3DMark [3]
67

Software

Operating system Android 11 (Can be upgraded to Android 12)
ROM One UI 4.1
OS size 28.1 GB
71

Battery

Specifications
Capacity 4000 mAh
Charge power 25 W
Battery type Li-Ion
Replaceable No
Wireless charging Yes (15 W)
Reverse charging Yes, (wireless)
Fast charging Yes (55% in 50 min)
Full charging time 1:35 hr
Battery life tests
Web browsing 07:17 hr
Watching video 12:26 hr
Gaming 04:20 hr
Standby 92 hr
General battery life
25:31 hr
76

Camera

Specs and camera test of the Galaxy S21
Main camera
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 120°
Lenses 3 (12 MP + 64 MP + 12 MP)
Wide (main) lens - 12 MP
- Aperture: f/1.8
- Focal length: 26 mm
- Pixel size: 1.8 micron
- Sensor: 1/1.76", Sony IMX555 (Exmor-RS CMOS)
- Phase autofocus (Dual Pixel)
- Optical stabilization
Telephoto lens - 64 MP
- Aperture: f/2.0
- Focal length: 28 mm
- Pixel size: 0.8 micron
- Sensor: 1/1.72", Samsung Bright S5KGW2 (ISOCELL Plus CMOS)
- Phase autofocus (Dual Pixel)
- Optical stabilization
Ultra-wide lens - 12 MP
- Aperture: f/2.2
- Focal length: 13 mm
- Pixel size: 1.4 micron
- Sensor: 1/2.55", Sony IMX563 (Exmor-RS CMOS)
- Phase autofocus (Dual Pixel)
Camera features - Bokeh mode
- Pro mode
- RAW support
Samples Photo samples of Samsung Galaxy S21 from DxOMark
Selfie camera
Megapixels 10 megapixels
Image resolution 3872 x 2592
Aperture f/2.2
Focal length 26 mm
Pixel size 1.22 microns
Sensor type CMOS
Sensor size 1/3.24"
Video resolution 2160p (4K) at 60 FPS

DxOMark camera tests

Photo quality
123
Video quality
93
Generic camera score
116
94

Connectivity

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
89

Sound

Speakers Stereo
Headphone audio jack No
FM radio No
Dolby Atmos Yes
Speakers test
Max. loudness
87 dB

Other

Category Flagship
Announced January 2021
Release date February 2021
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
Box* -
*Disclaimer! Some specifications of the Galaxy S21 may differ by country or region

User ratings

3.6 of 5 points (682 votes)

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