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galaxy-s21
galaxy-watch9
Display
Type
AMOLED
SUPER_AMOLED
Size
6.2"
1.47"
Resolution
FHD+
—
Refresh Rate
120Hz
—
Brightness
1300 nits
3000 nits
Protection
Corning Gorilla Glass Victus
Sapphire crystal
Platform
OS
ANDROID Android 11, up to 4 major Android upgrades, One UI 6.1
ANDROID Android Wear OS 7, One UI Watch 9
Chipset
Exynos 2100 - International
Qualcomm SM8350 Snapdragon 888 5G
Snapdragon SW6100 Wear Elite
CPU
Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International
Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55
Penta-core (1x2.1 GHz & 4x 1.95 GHz)
GPU
Mali-G78 MP14 - International
Adreno 660
—
AnTuTu Score
—
—
Memory
RAM
8GB
2GB
Storage
128GB / 256GB
32GB
Storage Type
UFS 3.
—
Card Slot
No
No
Camera
Main Camera
12MP f/1.8
—
Selfie Camera
10MP f/2.2
—
Video (Max)
8K@24fps, 4K@30/60fps, 1080p@30/60/120/240fps, HDR10+, stereo sound rec., gyro-EIS
—
OIS
Yes
No
Battery
Capacity
4,000 mAh
445 mAh
Wired Charging
25W
10W
Wireless Charging
15W
10W
Fast Charging
PD3.0
—
Connectivity
Wi-Fi
Wi-Fi 6, Wi-Fi 5, Wi-Fi 4, Dual-band
Wi-Fi 4, Dual-band
Bluetooth
5.0
6.0
NFC
Yes
Yes
5G
No
No
USB
USB Type-C 3.2
No
GPS
GPS, GLONASS, BeiDou, Galileo
GPS, GLONASS, BeiDou, Galileo
Body
Dimensions
151.7 x 71.2 x 7.9 mm (5.97 x 2.80 x 0.31 in)
46 x 43.7 x 8.6 mm (1.81 x 1.72 x 0.34 in)
Weight
169g
34g
Build
Glass (Gorilla Glass Victus) / plastic back / aluminum frame
Glass (Sapphire crystal) / aluminum frame
Water Resist
IP68
IP68
Colors
Phantom Gray, Phantom White, Phantom Violet, Phantom Pink
Graphite, Silver, Cream