Samsung Galaxy S20 vs Samsung Galaxy S21
Short Description
Samsung Galaxy S20
Screen size: 6.2" / Resolution: 1440 x 3200 px / Main camera: 64 MP & 12 MP & 12 MP / Front camera: 10MP / RAM: 8GB / Battery power: 4000 mAh / Has 5G support: ✔ / Internal storage: 128GB / SIM cards: 1 SIM, 1 eSIM
Samsung Galaxy S21
Screen size: 6.2" / Resolution: 1080 x 2400 px / Main camera: 64 MP & 12 MP & 12 MP / Front camera: 10MP / RAM: 8GB / Battery power: 4000 mAh / Has 5G support: ✔ / Internal storage: 128GB, 256GB / SIM cards: 1 SIM, 1 eSIM
Key Differences
Samsung Galaxy S20
Samsung Galaxy S21
How is Samsung Galaxy S20 better than Samsung Galaxy S21?
Better display resolution: 1440 x 3200 px vs 1080 x 2400 px
Lighter: 163 g (5.75 ounces) vs 171 g (6.03 ounces)
Narrower: 69.1 mm (2.72 inches) vs 71.2 mm (2.8 inches)
Samsung Galaxy S20
Samsung Galaxy S21
How is Samsung Galaxy S21 better than Samsung Galaxy S20?
Faster CPU speed: 1 x 2.9 GHz & 3 x 2.8 GHz & 4 x 2.2 GHz vs 2 x 2.73 GHz & 4 x 2.5 GHz & 2 x 2 GHz
AnTuTu score is about 36% higher
More internal storage in max option: 128GB, 256GB vs 128GB
More color options: Phantom Gray, Phantom White, Phantom Violet, Phantom Pink
The phone is 11 months newer
Size Comparison
Samsung Galaxy S20
Samsung Galaxy S21
Height
151.7 mm
(5.97 inches)
Width
69.1 mm
(2.72 inches)
Thickness
7.9 mm
(0.31 inches)
Screen size
6.2"
Weight
163 g
(5.75 ounces)
6.2"
6.2"
Height
151.7 mm
(5.97 inches)
Width
71.2 mm
(2.8 inches)
Thickness
7.9 mm
(0.31 inches)
Screen size
6.2"
Weight
171 g
(6.03 ounces)
Height
151.7 mm
(5.97 inches)
Width
69.1 mm
(2.72 inches)
Thickness
7.9 mm
(0.31 inches)
Screen size
6.2"
Weight
163 g
(5.75 ounces)
Height
151.7 mm
(5.97 inches)
Width
71.2 mm
(2.8 inches)
Thickness
7.9 mm
(0.31 inches)
Screen size
6.2"
Weight
171 g
(6.03 ounces)
3D comparison
Samsung Galaxy S20
Samsung Galaxy S21
Samsung Galaxy S20
Samsung Galaxy S21
Expert Score
Score 4.2
Score 3.9
Samsung Galaxy S20
Samsung Galaxy S21
Samsung Galaxy S20
Samsung Galaxy S21
Score 4.2
Score 3.9
TechRadar
Samsung Galaxy S20
Samsung Galaxy S21
IGN
Samsung Galaxy S20
Samsung Galaxy S21
Tom's Guide
Samsung Galaxy S20
Samsung Galaxy S21
Tech Advisor
Samsung Galaxy S20
Samsung Galaxy S21
PCMag
Samsung Galaxy S20
Samsung Galaxy S21
Smartprix
Samsung Galaxy S20
Samsung Galaxy S21
Vote for Your option
Samsung Galaxy S20
Vote for Your option
Samsung Galaxy S21
Benchmarks
AnTuTu Score
Samsung Galaxy S20
664,929
Samsung Galaxy S21
903,780 +35.92%
The score reflects a device's overall performance by summing up results from tests of RAM speed, CPU, and 2D/3D graphics.
CPU
Samsung Galaxy S20
170,285
Samsung Galaxy S21
253,391 +48.8%
Measures the performance of a device's processor, focusing on tasks such as computing power and multi-core efficiency.
GPU
Samsung Galaxy S20
227,880
Samsung Galaxy S21
281,676 +23.61%
Measures the graphical performance of a device's GPU, evaluating its ability to handle graphics-intensive tasks such as gaming and rendering.
Memory
Samsung Galaxy S20
135,567
Samsung Galaxy S21
158,352 +16.81%
Measures the performance of a device's memory (RAM), measuring its speed and efficiency in handling multitasking and data-intensive applications.
UX
Samsung Galaxy S20
131,197
Samsung Galaxy S21
210,361 +60.34%
Measures the overall user experience performance of a device, including factors like system responsiveness, touch sensitivity, and app launching speed.
3DMark Wild Life benchmark
Samsung Galaxy S20
4,221
Samsung Galaxy S21
5,490 +30.06%
Is a cross-platform benchmark designed to test the graphical performance of devices under high GPU load.
3DMark Wild Life Unlimited benchmark
Samsung Galaxy S20
4,292
Samsung Galaxy S21
5,760 +34.2%
Is a cross-platform graphical benchmark that tests a device's performance while eliminating the impact of screen resolution for more objective platform comparisons.
3DMark Wild Life Extreme benchmark
Samsung Galaxy S20
1,414
Samsung Galaxy S21
1,800 +27.3%
Is a cross-platform graphical benchmark that tests a device's performance under higher workloads with more detailed visuals, designed for powerful GPUs.
Geekbench 5 · Multi-Core
Samsung Galaxy S20
2,615
Samsung Galaxy S21
3,715 +42.07%
Measures the aggregate performance of all processor cores in a device, simulating tasks optimized for multi-threaded processing in Geekbench 5.
Geekbench 5 · Single-Core
Samsung Galaxy S20
769
Samsung Galaxy S21
1,093 +42.13%
Measures the performance of a single processor core in a device, evaluating its efficiency in handling single-threaded tasks in Geekbench 5.
Battery Performance
Samsung Galaxy S20
Samsung Galaxy S21
Battery Life
Charging timeComparison videos
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About Products
Samsung Galaxy S20
The Samsung Galaxy S20 is a powerful and versatile smartphone, perfect for those who demand top-tier performance. It features a 6.2-inch Dynamic AMOLED 2X display with a 120Hz refresh rate, offering vibrant colors and smooth scrolling, ideal for gaming and media consumption. Powered by the Exynos 990 or Snapdragon 865 processor (region dependent) and up to 12GB of RAM, it ensures lightning-fast performance and multitasking.
The triple-camera system, with a 64MP telephoto lens and 30x Space Zoom, captures stunning photos and 8K video. The 4000mAh battery supports 25W fast charging, wireless charging, and reverse wireless charging. The Galaxy S20 is a premium device with 5G connectivity, advanced features, and a sleek design, perfect for those seeking a high-performance smartphone.
Samsung Galaxy S21
The Samsung Galaxy S21 is a sleek, high-performance smartphone designed to meet modern needs. It features a 6.2-inch Dynamic AMOLED 2X display with a 120Hz refresh rate, providing stunning visuals and smooth scrolling, perfect for gaming and streaming. Powered by the Snapdragon 888 (or Exynos 2100, depending on region) and up to 8GB of RAM, it delivers fast, efficient multitasking and performance.
The 64MP triple-camera system captures high-quality photos and 8K video, while advanced AI enhances shots in various lighting conditions. With 5G connectivity, a 4000mAh battery supporting fast and wireless charging, and a sleek, durable design, the Galaxy S21 offers premium features in a compact package.
Technical Specifications
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Specs
Samsung Galaxy S20
Samsung Galaxy S21
Design
Weight
163 g (5.75 ounces)
171 g (6.03 ounces)
Thickness
7.9 mm (0.31 inches)
7.9 mm (0.31 inches)
Width
69.1 mm (2.72 inches)
71.2 mm (2.8 inches)
Height
151.7 mm (5.97 inches)
151.7 mm (5.97 inches)
Is weather-sealed (splashproof)
✔
✔
Ingress Protection (IP) rating
IP68
IP68
Waterproof depth rating
1.5 m
1.5 m
Volume
82.81 cm³
85.33 cm³
Is dustproof and water-resistant
✔
✔
Color options
-
Phantom Gray, Phantom White, Phantom Violet, Phantom Pink
French Repairability Index
5.8
1
Display
Screen size
6.2"
6.2"
Display type
OLED/AMOLED
OLED/AMOLED
Pixel density
566 ppi
421 ppi
Resolution
1440 x 3200 px
1080 x 2400 px
Refresh rate
120Hz
120Hz
Touch sampling rate
-
240Hz
Brightness (typical)
-
1300 nits
Has branded damage-resistant glass
✔
✔
Gorilla Glass version
Gorilla Glass 6
Gorilla Glass Victus
Supports HDR10
-
✔
Supports HDR10+
✔
✔
Always-On Display
✔
✔
Contrast ratio
-
3000000:1
Has a touch screen
✔
✔
Performance
Internal storage
128GB
128GB, 256GB
RAM
8GB
8GB
Android version
Android 10
Android 11
CPU speed
2 x 2.73 GHz & 4 x 2.5 GHz & 2 x 2 GHz
1 x 2.9 GHz & 3 x 2.8 GHz & 4 x 2.2 GHz
GPU clock speed
800 MHz
-
Has integrated LTE
✔
✔
RAM speed
3200 MHz
3200 MHz
Semiconductor size
7 nm
5 nm
Supports 64-bit
✔
✔
DirectX version
DirectX 12
DirectX 12
Has integrated graphics
✔
✔
OpenGL ES version
3.2
3.2
Uses big.LITTLE technology
✔
✔
CPU threads
8 threads
8 threads
Uses HMP
✔
✔
Has TrustZone
✔
✔
Maximum memory bandwidth
44 GB/s
51.2 GB/s
OpenCL version
2
2
L2 cache
1 MB
-
EMMC version
5.1
-
DDR memory version
5
5
Maximum memory amount
16GB
16GB
L3 cache
2 MB
-
Thermal Design Power (TDP)
9W
9W
Shading units
64
-
Release date
2020
2021
Has NX bit
✔
✔
Has an external memory slot
✔
-
Memory channels
4
4
GPU turbo
-
854 MHz
L1 cache
192 KB
-
Cameras
Main camera
64 MP & 12 MP & 12 MP
64 MP & 12 MP & 12 MP
Front camera
10MP
10MP
Has built-in optical image stabilization
✔
✔
Video recording (main camera)
3240 x 30 fps
4320 x 24 fps
Wide aperture (main camera)
f/1.8 & f/2 & f/2.2
f/1.8 & f/2 & f/2.2
Has a dual-tone LED flash
-
✔
Has a BSI sensor
✔
✔
Has continuous autofocus when recording movies
✔
✔
Has phase-detection autofocus for photos
✔
✔
Supports slow-motion video recording
✔
✔
Has a built-in HDR mode
✔
✔
Has a flash
✔
✔
Has manual exposure
✔
✔
Has a dual-lens (or multi-lens) main camera
✔
✔
Optical zoom
3x
1.1x
Number of flash LEDs
1
2
Has a CMOS sensor
✔
✔
Has manual ISO
✔
✔
Has a serial shot mode
✔
✔
Has manual focus
✔
✔
Has a front camera
✔
✔
Has manual white balance
✔
✔
Shoots raw
✔
✔
Has touch autofocus
✔
✔
Has manual shutter speed
✔
✔
Can create panoramas in-camera
✔
✔
Wide aperture (front camera)
f/1.9
f/2.2
Has timelapse function
✔
✔
Pixel size (main camera)
1.8 µm & 1 µm & 1.4 µm
1.8 µm & 0.8 µm & 1.4 µm
Operating system
Has location privacy options
-
✔
Has camera/microphone privacy options
-
✔
Has theme customization
✔
✔
Has dark mode
✔
✔
Has Wi-Fi password sharing
-
✔
Has focus modes
✔
✔
Has customizable notifications
✔
✔
Supports split screen
✔
✔
Supports instant markup
✔
✔
Supports PiP and PaP
✔
✔
Can be used as a PC
✔
✔
Has sharing intents
✔
✔
Has a child lock
✔
✔
Is free and open source
✔
✔
Tracks the current position of a mobile device
✔
✔
Is a multi-user system
✔
✔
Supports widgets
✔
✔
More languages supported
125
125
Has offline voice recognition
✔
✔
The browser has word wrap
✔
✔
Has voice commands
✔
✔
Battery
Battery power
4000 mAh
4000 mAh
Has wireless charging
✔
✔
Supports fast charging
✔
✔
Charging speed
25W
25W
Wireless charging speed
-
15W
Has reverse wireless charging
✔
✔
Reverse wireless charging speed
-
4.5W
Has a battery level indicator
✔
✔
Has a rechargeable battery
✔
✔
Audio
Has stereo speakers
✔
✔
Has aptX
✔
-
Number of microphones
2
2
Features
Has 5G support
✔
✔
Wi-Fi version
Wi-Fi 6 (802.11ax), Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n)
Wi-Fi 6 (802.11ax), Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n)
Download speed
1000 MBits/s
3000 MBits/s
Upload speed
200 MBits/s
422 MBits/s
Has USB Type-C
✔
✔
USB version
3.2
3.2
Has NFC
✔
✔
SIM cards
1 SIM, 1 eSIM
1 SIM, 1 eSIM
Has a fingerprint scanner
✔
✔
Bluetooth version
5
5.1
Has a gyroscope
✔
✔
Has GPS
✔
✔
Has a compass
✔
✔
Supports Wi-Fi
✔
✔
Has a cellular module
✔
✔
Has a barometer
✔
✔
Supports Galileo
✔
✔
Has an accelerometer
✔
✔
Supports ant+
✔
✔
Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.
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Samsung Galaxy S20
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Samsung Galaxy S21
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