Samsung Galaxy S20 Ultra 5G vs Galaxy S21+ 5G

Specs compared side by side, measured on real phones shared by owners with the Device Info app.

Samsung Galaxy S20 Ultra 5GExynos 990Snapdragon 865 5G2 chip versionsChange
Samsung Galaxy S21+ 5GExynos 2100Change

Key differences

  1. Chipset: the Galaxy S20 Ultra 5G uses the Exynos 990 (7 nm Samsung), the Galaxy S21+ 5G the Exynos 2100 (5 nm Samsung). The Galaxy S20 Ultra 5G's fastest core runs at 2.73 GHz, the Galaxy S21+ 5G's at 2.91 GHz.
  2. Screen: 6.9 inches on the Galaxy S20 Ultra 5G, 6.7 inches on the Galaxy S21+ 5G. Both run at up to 60 Hz.
  3. Battery: 4,855 mAh on the Galaxy S20 Ultra 5G, 4,660 mAh on the Galaxy S21+ 5G.
  4. Main camera: 12 MP on the Galaxy S20 Ultra 5G, 12.2 MP on the Galaxy S21+ 5G.

The same on both: Wi-Fi 6, NFC and Widevine L1.

Chipset

Chipset
Exynos 990Exynos 2100
Process
7 nm Samsung5 nm Samsung
CPU
2× 2.73 GHz Mongoose M5
2× 2.50 GHz Cortex-A76
4× 2.00 GHz Cortex-A551× 2.91 GHz Cortex-X1
3× 2.81 GHz Cortex-A78
4× 2.21 GHz Cortex-A55
Top CPU speed
2.73 GHz2.91 GHz
CPU cores
88
GPU
Mali-G77Mali-G78

Memory

Versions seen
12GB | 128GB8GB | 256GB
RAM type
LPDDR5LPDDR5

Display

Size
6.9 in6.7 in
Resolution
720 × 16001080 × 2400
Pixel density
256 ppi393 ppi
Refresh rates
60 Hz60 Hz
HDR
HDR10, HDR10+, HLGHDR10, HDR10+, HLG

Battery

Capacity
4,855 mAh4,660 mAh

Cameras

Back camera 1
12 MP4000 × 3000 · f/1.8 · 7 mm · OIS12.2 MP4032 × 3024 · f/1.8 · 5.4 mm · OIS
Back camera 2
12 MP4000 × 3000 · f/2.2 · 2.22 mm12.2 MP4032 × 3024 · f/2.2 · 2.2 mm
Back camera 3
0.3 MP640 × 480 · f/1 · 2.58 mm—
Front camera 1
10 MP3648 × 2736 · f/2.2 · 3.8 mm10 MP3648 × 2736 · f/2.2 · 3.3 mm
Front camera 2
7.1 MP3216 × 2208 · f/2.2 · 3.8 mm7.1 MP3216 × 2208 · f/2.2 · 3.3 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 6
6 GHz Wi-Fi
NoNo
Bluetooth LE Audio
NoNo
NFC
YesYes
UWB
NoYes
USB host
YesYes

Software

Android
Android 13Android 15
UI
One UI 5.1One UI 7.0
Released with
Android 10Android 11
Widevine DRM
L1L1

Sensors

Sensors
43 sensors44 sensors
Galaxy S20 Ultra 5G full specs Galaxy S21+ 5G full specs

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