Samsung Galaxy A10 vs Galaxy S21 Ultra 5G

Chipset

Chipset
Exynos 7884BExynos 2100
Process
14 nm5 nm Samsung
CPU
2× 1.56 GHz Cortex-A73
6× 1.35 GHz Cortex-A53
1× 2.91 GHz Cortex-X1
3× 2.81 GHz Cortex-A78
4× 2.21 GHz Cortex-A55
Top CPU speed
1.56 GHz2.91 GHz
CPU cores
88
GPU
Mali-G71Mali-G78

Memory

Versions seen
2GB | 32GB10GB | 128GB
16GB | 512GB
RAM type
LPDDR3LPDDR5

Display

Size
6.2 in6.8 in
Resolution
720 × 15201440 × 3200
Pixel density
270 ppi515 ppi
Refresh rates
60 Hz120 Hzalso 48, 60, 96
HDR
—HDR10, HDR10+, HLG

Battery

Capacity
3,300 mAh4,855 mAh

Cameras

Back camera 1
12.8 MP4128 × 3096 · f/1.9 · 3.6 mm · OIS12 MP4000 × 3000 · f/1.8 · 6.7 mm · OIS
Back camera 2
—12 MP4000 × 3000 · f/2.2 · 2.2 mm
Front camera 1
5 MP2576 × 1932 · f/2 · 2.66 mm10 MP3648 × 2736 · f/2.2 · 3.8 mm
Front camera 2
—7.1 MP3216 × 2208 · f/2.2 · 3.8 mm

Megapixels are what Android reports to apps. Many phones combine pixels by default, so the advertised megapixels can be higher.

Connectivity

Wi-Fi
Wi-Fi 6Wi-Fi 6E
6 GHz Wi-Fi
NoYes
Bluetooth LE Audio
—No
NFC
NoYes
UWB
NoYes
USB host
YesYes

Software

Android
Android 11Android 13–15
UI
—One UI 7.0
Released with
Android 9Android 11
Widevine DRM
L1L1

Sensors

Sensors
8 sensors43 sensors

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From phones shared with the Device Info app · updated November 2026 Hardware specs only. No personal data. Privacy