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Samsung Galaxy S21 Ultra vs Samsung Galaxy S25

Samsung Galaxy S21 Ultra
Samsung

Samsung Galaxy S21 Ultra

سامسونج جالاكسي S21 الترا

Release Year: 2021

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Samsung Galaxy S25
Samsung

Samsung Galaxy S25

سامسونج جالاكسي S25

Release Year: 2025

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Specifications

Display

Samsung Galaxy S21 Ultra

Samsung Galaxy S25

Screen Size Different
6.8 inches
6.2 inches
Resolution Different
3200 x 1440 (WQHD+)
2340 x 1080 (FHD+)
Screen Type
Dynamic AMOLED 2X
Dynamic AMOLED 2X
Refresh Rate
120 Hz
120 Hz
Performance

Samsung Galaxy S21 Ultra

Samsung Galaxy S25

Processor Different
Exynos 2100
Snapdragon 8 Elite
RAM
12 GB
12 GB
Storage
128 GB
128 GB
Camera

Samsung Galaxy S21 Ultra

Samsung Galaxy S25

Main Camera Different
108MP + 12MP + 10MP + 10MP
50MP + 12MP + 10MP
Front Camera Different
40MP
12MP
Battery

Samsung Galaxy S21 Ultra

Samsung Galaxy S25

Battery Different
5000 mAh
4000 mAh
Charging
25W Fast Charging
25W Fast Charging
Wireless Charging
Yes
Yes
Connectivity

Samsung Galaxy S21 Ultra

Samsung Galaxy S25

Network
5G
5G
NFC
Yes
Yes
Design

Samsung Galaxy S21 Ultra

Samsung Galaxy S25

Weight Different
227 g
162 g
Water Resistance
IP68
IP68
Software

Samsung Galaxy S21 Ultra

Samsung Galaxy S25

Operating System Different
Android 11, One UI 3.1
Android 15, One UI 7

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