Samsung Galaxy Note8 vs Galaxy S21 5G

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

Samsung Galaxy Note8Samsung Galaxy Note8Exynos 8895Change
Samsung Galaxy S21 5GSamsung Galaxy S21 5GExynos 2100Change

Key differences

  1. Chipset: the Galaxy Note8 uses the Exynos 8895 (10 nm), the Galaxy S21 5G the Exynos 2100 (5 nm Samsung). The Galaxy Note8's fastest core runs at 2.31 GHz, the Galaxy S21 5G's at 2.91 GHz.
  2. Screen: 8.5 inches on the Galaxy Note8, 6.2 inches on the Galaxy S21 5G. Up to 60 Hz on the Galaxy Note8, 120 Hz on the Galaxy S21 5G.
  3. Battery: 3,300 mAh on the Galaxy Note8, 3,880 mAh on the Galaxy S21 5G.
  4. Versions: owners have shared the Galaxy Note8 as 6GB | 64GB, the Galaxy S21 5G as 8GB | 128GB.

The same on both: NFC and Widevine L1.

Chipset

Chipset
Exynos 8895Exynos 2100
Process
10 nm5 nm Samsung
CPU
4× 2.31 GHz Mongoose M2
4× 1.69 GHz Cortex-A531× 2.91 GHz Cortex-X1
3× 2.81 GHz Cortex-A78
4× 2.21 GHz Cortex-A55
Top CPU speed
2.31 GHz2.91 GHz
CPU cores
88
GPU
Mali-G71Mali-G78

Memory

Versions seen
6GB | 64GB8GB | 128GB
RAM type
LPDDR4XLPDDR5

Display

Size
8.5 in6.2 in
Resolution
1440 × 29601080 × 2400
Pixel density
388 ppi423 ppi
Refresh rates
60 Hz120 Hzalso 48, 60, 96
HDR
HDR10HDR10, HDR10+, HLG

Battery

Capacity
3,300 mAh3,880 mAh

Cameras

Back camera 1
12.2 MP4032 × 3024 · f/1.7 · 4.3 mm · OIS12.2 MP4032 × 3024 · f/1.8 · 5.4 mm · OIS
Back camera 2
—12.2 MP4032 × 3024 · f/2.2 · 2.2 mm
Front camera 1
8 MP3264 × 2448 · f/1.7 · 2.95 mm10 MP3648 × 2736 · f/2.2 · 3.3 mm
Front camera 2
—7.1 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
—No
Bluetooth LE Audio
—No
NFC
YesYes
UWB
NoNo
USB host
YesYes

Software

Android
Android 9Android 15
UI
—One UI 7.0
Released with
Android 7.1Android 11
Widevine DRM
L1L1

Sensors

Sensors
36 sensors44 sensors
Galaxy Note8 full specs Galaxy S21 5G full specs

See every detail of your own phone

Device Info is free on Google Play. Share your phone's report in two taps.

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