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

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

Samsung Galaxy S20 FE 5GSnapdragon 865 5GChange
Samsung Galaxy S21 Ultra 5GSnapdragon 888Exynos 21002 chip versionsChange

Key differences

  1. Chipset: the Galaxy S20 FE 5G uses the Snapdragon 865 5G (7 nm TSMC N7P), the Galaxy S21 Ultra 5G the Exynos 2100 (5 nm Samsung). The Galaxy S20 FE 5G's fastest core runs at 2.84 GHz, the Galaxy S21 Ultra 5G's at 2.91 GHz.
  2. Screen: 6.5 inches on the Galaxy S20 FE 5G, 6.8 inches on the Galaxy S21 Ultra 5G. Both run at up to 120 Hz.
  3. Battery: 4,370 mAh on the Galaxy S20 FE 5G, 4,855 mAh on the Galaxy S21 Ultra 5G.
  4. Main camera: 12.2 MP on the Galaxy S20 FE 5G, 12 MP on the Galaxy S21 Ultra 5G.

The same on both: NFC and Widevine L1.

Chipset

Chipset
Snapdragon 865 5GExynos 2100
Process
7 nm TSMC N7P5 nm Samsung
CPU
1× 2.84 GHz Cortex-A77
3× 2.42 GHz Cortex-A77
4× 1.80 GHz Cortex-A551× 2.91 GHz Cortex-X1
3× 2.81 GHz Cortex-A78
4× 2.21 GHz Cortex-A55
Top CPU speed
2.84 GHz2.91 GHz
CPU cores
88
GPU
Adreno 650Mali-G78

Memory

Versions seen
6GB | 128GB
8GB | 128GB10GB | 128GB
16GB | 512GB
RAM type
LPDDR5LPDDR5

Display

Size
6.5 in6.8 in
Resolution
1080 × 24001440 × 3200
Pixel density
407 ppi515 ppi
Refresh rates
120 Hz120 Hzalso 48, 60, 96
HDR
HDR10, HDR10+, HLGHDR10, HDR10+, HLG

Battery

Capacity
4,370 mAh4,855 mAh

Cameras

Back camera 1
12.2 MP4032 × 3024 · f/1.8 · 5.4 mm · OIS12 MP4000 × 3000 · f/1.8 · 6.7 mm · OIS
Back camera 2
12 MP4000 × 3000 · f/2.2 · 1.74 mm12 MP4000 × 3000 · f/2.2 · 2.2 mm
Front camera 1
8 MP3264 × 2448 · f/2.2 · 3.72 mm10 MP3648 × 2736 · f/2.2 · 3.8 mm
Front camera 2
5.2 MP2640 × 1980 · f/2.2 · 3.72 mm7.1 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
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
38 sensors43 sensors
Galaxy S20 FE 5G full specs Galaxy S21 Ultra 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