Samsung Galaxy Note 20 Ultra 5G vs Samsung Galaxy S21 5G

Compare Samsung Galaxy Note 20 Ultra 5G vs Samsung Galaxy S21 5G side by side: Qualcomm Snapdragon 865+ 5G vs Exynos 2100 / Snapdragon 888 5G (5 nm), 108MP vs…

Samsung

Galaxy S21 5G

$799

5categories won

8 categories tied · 22 scored in total · add a third phone

Information Gain

Which one wins?

MxMob Algorithmic Verdict

Samsung Galaxy Note 20 Ultra 5G takes the overall win

Overall Pick

The Samsung Galaxy Note 20 Ultra 5G claims the overall win over the Samsung Galaxy S21 5G, delivering a stronger technical package across battery endurance and core hardware. For battery longevity and charging speed, the Galaxy Note 20 Ultra 5G takes the lead, while the Galaxy S21 5G is the clear choice for demanding 3D gaming and heavy multitasking. Choose the Galaxy Note 20 Ultra 5G if you want the highest performance ceiling, or opt for the Galaxy S21 5G if its specific hardware strengths better fit your budget.

🔋 BatteryGalaxy Note 20 Ultra 5G

Galaxy Note 20 Ultra 5G wins on endurance with 4,500 mAh and 25W fast charging.

🎮 GamingGalaxy S21 5G

Galaxy S21 5G provides greater sustained gaming output with its Exynos 2100 / Snapdragon 888 5G (5 nm) and 8GB RAM.

📸 CameraGalaxy Note 20 Ultra 5G

Galaxy Note 20 Ultra 5G wins photography with 108MP main imaging and 5x dedicated optical zoom.

🏷️ ValueGalaxy Note 20 Ultra 5G

Galaxy Note 20 Ultra 5G provides a sharper value proposition, coming in at $599 vs $799.

Category verdicts are computed algorithmically from verified technical specifications and hardware benchmarks. Rows where neither figure is objectively better — screen size preference, operating system choice, aesthetic build materials — are displayed for direct reference without scoring bias.

Galaxy Note 20 Ultra 5G vs Galaxy S21 5G: specifications compared

Display

Display comparison between the Samsung Galaxy Note 20 Ultra 5G, Samsung Galaxy S21 5G
Specification	Galaxy Note 20 Ultra 5G	Galaxy S21 5G
Screen size	6.9"	6.2"
Resolution	1440 x 3088Winner	1080 x 2400
Pixel density	494 ppiWinner	424 ppi
Refresh rate	120 Hz	120 Hz
Peak brightness	1500 nitsWinner	1300 nits

Performance

Performance comparison between the Samsung Galaxy Note 20 Ultra 5G, Samsung Galaxy S21 5G
Specification	Galaxy Note 20 Ultra 5G	Galaxy S21 5G
Chipset	Qualcomm Snapdragon 865+ 5G	Exynos 2100 / Snapdragon 888 5G (5 nm)
Process node	7 nm	5 nmWinner
AnTuTu score	750,000	820,000Winner
Geekbench multi	3580	3720
Maximum RAM	12 GBWinner	8 GB
Maximum storage	512GBWinner	128GB

Camera

Camera comparison between the Samsung Galaxy Note 20 Ultra 5G, Samsung Galaxy S21 5G
Specification	Galaxy Note 20 Ultra 5G	Galaxy S21 5G
Main sensor	108 MPWinner	12 MP
Rear cameras	3	3
Optical zoom	5xWinner	3x
Ultrawide	12 MP	12 MP
Selfie camera	10 MP	10 MP
Max video	8K at 24fps / 4K at 60fps	8K at 24fps / 4K at 60fps

Battery and charging

Battery and charging comparison between the Samsung Galaxy Note 20 Ultra 5G, Samsung Galaxy S21 5G
Specification	Galaxy Note 20 Ultra 5G	Galaxy S21 5G
Capacity	4,500 mAhWinner	4,000 mAh
Wired charging	25 W	25 W
Wireless charging	15 W	15 W

Design

Design comparison between the Samsung Galaxy Note 20 Ultra 5G, Samsung Galaxy S21 5G
Specification	Galaxy Note 20 Ultra 5G	Galaxy S21 5G
Weight	208 g	169 gWinner
Thickness	8.1 mm	7.9 mm
Water resistance	IP68	IP68
Build	Stainless steel frame, Gorilla Glass Victus front and back	Aluminum frame, glastic back, Gorilla Glass Victus front

Software and support

Software and support comparison between the Samsung Galaxy Note 20 Ultra 5G, Samsung Galaxy S21 5G
Specification	Galaxy Note 20 Ultra 5G	Galaxy S21 5G
Operating system	Android 10	Android 11
OS updates	3 years	4 yearsWinner
Security updates	4 years	5 yearsWinner

Connectivity and value

Connectivity and value comparison between the Samsung Galaxy Note 20 Ultra 5G, Samsung Galaxy S21 5G
Specification	Galaxy Note 20 Ultra 5G	Galaxy S21 5G
5G	Yes	Yes
Wi-Fi	Wi-Fi 6 (802.11ax)	Wi-Fi 6 (802.11ax)
Storage expansion	microSD	None
3.5mm jack	No	No
Launch price	$599Winner	$799