Samsung Galaxy F23 vs Galaxy S21 5G

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

Samsung Galaxy F23Samsung Galaxy F23Snapdragon 750G 5GChange
Samsung Galaxy S21 5GSamsung Galaxy S21 5GExynos 2100Change

Key differences

  1. Chipset: the Galaxy F23 uses the Snapdragon 750G 5G (8 nm Samsung), the Galaxy S21 5G the Exynos 2100 (5 nm Samsung). The Galaxy F23's fastest core runs at 2.21 GHz, the Galaxy S21 5G's at 2.91 GHz.
  2. Screen: 6.6 inches on the Galaxy F23, 6.2 inches on the Galaxy S21 5G. Up to 60 Hz on the Galaxy F23, 120 Hz on the Galaxy S21 5G.
  3. Battery: 4,860 mAh on the Galaxy F23, 3,880 mAh on the Galaxy S21 5G.
  4. Main camera: 12.5 MP on the Galaxy F23, 12.2 MP on the Galaxy S21 5G.

The same on both: NFC and Widevine L1.

Chipset

Chipset
Snapdragon 750G 5GExynos 2100
Process
8 nm Samsung5 nm Samsung
CPU
2× 2.21 GHz Kryo 570 Gold
6× 1.80 GHz Kryo 570 Silver1× 2.91 GHz Cortex-X1
3× 2.81 GHz Cortex-A78
4× 2.21 GHz Cortex-A55
Top CPU speed
2.21 GHz2.91 GHz
CPU cores
88
GPU
Adreno 619Mali-G78

Memory

Versions seen
6GB | 128GB8GB | 128GB
RAM type
LPDDR4XLPDDR5

Display

Size
6.6 in6.2 in
Resolution
1080 × 24081080 × 2400
Pixel density
403 ppi423 ppi
Refresh rates
60 Hz120 Hzalso 48, 60, 96
HDR
HDR10, HDR10+, HLGHDR10, HDR10+, HLG

Battery

Capacity
4,860 mAh3,880 mAh

Cameras

Back camera 1
12.5 MP4080 × 3060 · f/1.8 · 4.6 mm12.2 MP4032 × 3024 · f/1.8 · 5.4 mm · OIS
Back camera 2
8 MP3264 × 2448 · f/2.2 · 1.42 mm12.2 MP4032 × 3024 · f/2.2 · 2.2 mm
Front camera 1
8 MP3264 × 2448 · f/2.2 · 2.67 mm10 MP3648 × 2736 · f/2.2 · 3.3 mm
Front camera 2
5.2 MP2640 × 1980 · f/2.2 · 2.67 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 6
6 GHz Wi-Fi
NoNo
Bluetooth LE Audio
NoNo
NFC
YesYes
UWB
NoNo
USB host
YesYes

Software

Android
Android 14Android 15
UI
One UI 6.1One UI 7.0
Released with
Android 12Android 11
Widevine DRM
L1L1

Sensors

Sensors
32 sensors44 sensors
Galaxy F23 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