Samsung Galaxy S25 Plus vs S21 Plus

Name Samsung Galaxy S25 Plus Samsung Galaxy S21 Plus 5G
Image Samsung Galaxy S25 Plus Samsung Galaxy S21 Plus 5G
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Samsung Galaxy S25 Plus – frontSamsung Galaxy S25 Plus – back
Samsung Galaxy S21 Plus 5G – front
MSRP $999.99 $999.99
Released Feb 2025 Jan 2021
Availability Available Discontinued
Check price: Samsung, Amazon Amazon
Operating system
Operating system (OS) Android 15 Android 11
Latest OS update? - Android 14
Display specifications
Display type AMOLED AMOLED
Display size (inch) 6.7″ 6.7″
Resolution (H×W) 3120×1440 2400×1080
Aspect ratio (H:W) 19.5:9 20:9
Pixel density (PPI) 513 PPI 394 PPI
HDR support (types) HDR10+ HDR10+
Refresh rate (max) 120 Hz 120 Hz
Hardware
Chipset Snapdragon 8 Elite Exynos 2100
GPU Adreno 830 Mali-G78 MP14
CPU cores 8-core 8-core
CPU clock speed (max) 4.47 GHz 2.9 GHz
RAM options (GB) 12 GB 8 GB
Memory options (GB) 256 | 512 128 | 256
Memory card slot? (microSD) ❌ ❌
Main camera layout
Primary (wide) 50 MP 12 MP
Ultrawide 12 MP 12 MP
Telephoto 10 MP 64 MP
Optical zoom 3× 1.1×
Other cameras (macro/depth) ❌ ❌
Main camera features
Photo HDR? ✔ ✔
Video HDR? ✔ ✔
8K video? 24/30 fps 24 fps
4K video? 30/60 fps 30/60 fps
1080p video? 30/60/240 fps 30/60/240 fps
Other resolutions? ❌ 720p@960 fps
Selfie-camera layout
Primary 12 MP wide 10 MP wide
Secondary ❌ ❌
Selfie-camera features
Face recognition? Face unlock Face unlock
Selfie photo HDR? ✔ ✔
4K selfie video? 30/60 fps 30/60 fps
1080p selfie video? 30 fps 30 fps
Other resolutions? ❌ ❌
Connectivity
SIM type? (physical) Nano Nano
Dual SIM? (card slots) ✔ ✔
eSIM? ✔ ✔
Cellular networks 5G 5G
Wi-Fi Wi-Fi 7 Wi-Fi 6
Bluetooth 5.4 5.0
NFC? ✔ ✔
Charging & data port USB-C 3.2 USB-C 3.2
Battery, power & charging
Battery capacity (3.7V) 4900 mAh 4800 mAh
Wired charging speed? 45 W 25 W
Wireless charging? 15 Watt 15 Watt
Reverse wireless charging? ✔ ✔
Audio
Speakers 2.0 (stereo) 2.0 (stereo)
3.5 mm AUX out port? ❌ ❌
Build & materials
IP-Code IP68 IP68
Screen material Gorilla Glass Victus 2 Gorilla Glass Victus
Frame material Aluminum Aluminum
Back material Gorilla Glass Victus 2 Gorilla Glass Victus
Layout & design
Selfie camera placement? Punch hole Punch hole
Fingerprint sensor? Under display Under display
Special design features? - -
Color options: Blue Black, Navy, Icy Blue, Silver Shadow, Coral Red, Mint, Pink Gold Black, Silver, Violet, Pink, Gold, Red
Size & weight
Size (cm H×W×D): 15.84×7.58×0.73 16.15×7.56×0.78
Size (inch H×W×D): 6.24×2.98×0.29 6.36×2.98×0.31
Weight (gram): 190 200
Weight (oz): 6.70 7.05
In the box
Cables? USB-C to C USB-C to C
Charger? ❌ ❌
Adapters? ❌ ❌
Other SIM tool SIM tool
More info
Model numbers SM-S936 SM-G996
User guide / manual User Guide User Guide
Official site link: Samsung.com Page discontinued
Check price & reviews
See price and reviews: Samsung, Amazon Amazon
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Key differences

The Samsung Galaxy S25 Plus is newer (Feb 2025 vs Jan 2021), has a sharper display (513 PPI vs 394 PPI), has more RAM (12 GB vs 8 GB), has more storage (up to 512 GB vs up to 256 GB), charges faster (45 W vs 25 W) and is lighter (190 g vs 200 g).

Other differences: operating system (Android 15 vs Android 11), chipset (Snapdragon 8 Elite vs Exynos 2100), Wi-Fi 7 vs Wi-Fi 6 and Bluetooth (5.4 vs 5.0). Both have AMOLED displays, 120 Hz refresh rates and IP68 water and dust resistance.

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