Samsung Galaxy M55s 5G vs Samsung Galaxy S26 Ultra

Compare Samsung Galaxy M55s 5G vs Samsung Galaxy S26 Ultra side by side: Qualcomm Snapdragon 7 Gen 1 vs Qualcomm Snapdragon 8 Elite Gen 5 for Galaxy, 50MP vs…

Samsung

Galaxy S26 Ultra

$1,299

15categories won

3 categories tied · 21 scored in total · add a third phone

Information Gain

Which one wins?

MxMob Algorithmic Verdict

Samsung Galaxy S26 Ultra takes the overall win

Overall Pick

The Samsung Galaxy S26 Ultra proves superior overall against the Samsung Galaxy M55s 5G, outperforming on gaming and photography. In camera testing, the Galaxy S26 Ultra leads with superior optics, while battery endurance leans towards the Galaxy S26 Ultra. Choose the Galaxy S26 Ultra if you want the highest performance ceiling, or opt for the Galaxy M55s 5G if its lower retail price better fit your budget.

🔋 BatteryGalaxy S26 Ultra

Galaxy S26 Ultra takes battery honors offering 5,000 mAh alongside 60W charging.

🎮 GamingGalaxy S26 Ultra

Galaxy S26 Ultra provides greater sustained gaming output with its Qualcomm Snapdragon 8 Elite Gen 5 for Galaxy and 16GB RAM.

📸 CameraGalaxy S26 Ultra

Galaxy S26 Ultra takes photography with 200MP optics and 5x optical telephoto capabilities.

🏷️ ValueGalaxy M55s 5G

Galaxy M55s 5G provides a sharper value proposition, coming in at $249 vs $1299.

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 M55s 5G vs Galaxy S26 Ultra: specifications compared

Display

Display comparison between the Samsung Galaxy M55s 5G, Samsung Galaxy S26 Ultra
Specification	Galaxy M55s 5G	Galaxy S26 Ultra
Screen size	6.7"	6.9"
Resolution	1080 x 2400	1440 x 3120Winner
Pixel density	393 ppi	498 ppiWinner
Refresh rate	120 Hz	120 Hz
Peak brightness	1000 nits	2400 nitsWinner

Performance

Performance comparison between the Samsung Galaxy M55s 5G, Samsung Galaxy S26 Ultra
Specification	Galaxy M55s 5G	Galaxy S26 Ultra
Chipset	Qualcomm Snapdragon 7 Gen 1	Qualcomm Snapdragon 8 Elite Gen 5 for Galaxy
Process node	4 nm	3 nmWinner
AnTuTu score	590,000	2,400,000Winner
Geekbench multi	2850	8900Winner
Maximum RAM	8 GB	16 GBWinner
Maximum storage	256GB	1TBWinner

Camera

Camera comparison between the Samsung Galaxy M55s 5G, Samsung Galaxy S26 Ultra
Specification	Galaxy M55s 5G	Galaxy S26 Ultra
Main sensor	50 MP	200 MPWinner
Rear cameras	3	4Winner
Optical zoom	—	5x
Ultrawide	8 MP	50 MPWinner
Selfie camera	50 MPWinner	12 MP
Max video	4K@30fps, 1080p@60fps	8K at 30fps / 4K at 120fps

Battery and charging

Battery and charging comparison between the Samsung Galaxy M55s 5G, Samsung Galaxy S26 Ultra
Specification	Galaxy M55s 5G	Galaxy S26 Ultra
Capacity	5,000 mAh	5,000 mAh
Wired charging	45 W	60 WWinner
Wireless charging	No	25 WWinner

Design

Design comparison between the Samsung Galaxy M55s 5G, Samsung Galaxy S26 Ultra
Specification	Galaxy M55s 5G	Galaxy S26 Ultra
Weight	180 gWinner	214 g
Thickness	7.8 mm	7.9 mm
Water resistance	IP67	IP68
Build	Sleek polycarbonate frame with fusion patterned back, glass front	Glass front, glass back, aluminum frame

Software and support

Software and support comparison between the Samsung Galaxy M55s 5G, Samsung Galaxy S26 Ultra
Specification	Galaxy M55s 5G	Galaxy S26 Ultra
Operating system	Android 14	Android 16
OS updates	4 years	7 yearsWinner
Security updates	5 years	7 yearsWinner

Connectivity and value

Connectivity and value comparison between the Samsung Galaxy M55s 5G, Samsung Galaxy S26 Ultra
Specification	Galaxy M55s 5G	Galaxy S26 Ultra
5G	Yes	Yes
Wi-Fi	Wi-Fi 6 (802.11ax)	Wi-Fi 7 (802.11be, tri-band 2.4/5/6GHz, 320MHz bandwidth)
Storage expansion	microSD	None
3.5mm jack	No	No
Launch price	$249Winner	$1,299