Samsung Galaxy S25 Ultra vs Samsung Galaxy Z Fold 9

Compare Samsung Galaxy S25 Ultra vs Samsung Galaxy Z Fold 9 side by side: Qualcomm Snapdragon 8 Elite for Galaxy vs Qualcomm Snapdragon 8 Elite Gen 2 for…

Samsung

Galaxy Z Fold 9

$1,999

10categories won

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

Information Gain

Which one wins?

MxMob Algorithmic Verdict

Samsung Galaxy Z Fold 9 takes the overall win

Overall Pick

The Samsung Galaxy Z Fold 9 proves superior overall against the Samsung Galaxy S25 Ultra, outperforming on battery endurance and daily usability. In camera testing, the two devices offer similar flexibility, while battery endurance leans towards the Galaxy Z Fold 9. Choose the Galaxy Z Fold 9 if you want the highest performance ceiling, or opt for the Galaxy S25 Ultra if its lower retail price better fit your budget.

🔋 BatteryGalaxy Z Fold 9

Galaxy Z Fold 9 takes battery honors offering 5,000 mAh alongside 65W charging.

🎮 GamingGalaxy Z Fold 9

Galaxy Z Fold 9 provides greater sustained gaming output with its Qualcomm Snapdragon 8 Elite Gen 2 for Galaxy and 24GB RAM.

📸 CameraTie

Both camera setups are closely matched for daily street photography and low-light shooting.

🏷️ ValueGalaxy S25 Ultra

Galaxy S25 Ultra provides a sharper value proposition, coming in at $1299 vs $1999.

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 S25 Ultra vs Galaxy Z Fold 9: specifications compared

Display

Display comparison between the Samsung Galaxy S25 Ultra, Samsung Galaxy Z Fold 9
Specification	Galaxy S25 Ultra	Galaxy Z Fold 9
Screen size	6.9"	7.9"
Resolution	1440 x 3120Winner	2160 x 1856
Pixel density	498 ppiWinner	360 ppi
Refresh rate	120 Hz	120 Hz
Peak brightness	2600 nits	3200 nitsWinner

Performance

Performance comparison between the Samsung Galaxy S25 Ultra, Samsung Galaxy Z Fold 9
Specification	Galaxy S25 Ultra	Galaxy Z Fold 9
Chipset	Qualcomm Snapdragon 8 Elite for Galaxy	Qualcomm Snapdragon 8 Elite Gen 2 for Galaxy
Process node	3 nm	2 nmWinner
AnTuTu score	2,750,000	3,200,000Winner
Geekbench multi	9850	10800Winner
Maximum RAM	16 GB	24 GBWinner
Maximum storage	1TB	2TBWinner

Camera

Camera comparison between the Samsung Galaxy S25 Ultra, Samsung Galaxy Z Fold 9
Specification	Galaxy S25 Ultra	Galaxy Z Fold 9
Main sensor	200 MP	200 MP
Rear cameras	4Winner	3
Optical zoom	5x	5x
Ultrawide	50 MP	50 MP
Selfie camera	12 MP	16 MPWinner
Max video	8K at 30fps, 4K at 120fps	8K at 30fps / 4K at 120fps

Battery and charging

Battery and charging comparison between the Samsung Galaxy S25 Ultra, Samsung Galaxy Z Fold 9
Specification	Galaxy S25 Ultra	Galaxy Z Fold 9
Capacity	5,000 mAh	5,000 mAh
Wired charging	45 W	65 WWinner
Wireless charging	15 W	25 WWinner

Design

Design comparison between the Samsung Galaxy S25 Ultra, Samsung Galaxy Z Fold 9
Specification	Galaxy S25 Ultra	Galaxy Z Fold 9
Weight	218 g	215 g
Thickness	8.2 mm	4.9 mmWinner
Water resistance	IP68	IP68
Build	Titanium frame, Corning Gorilla Armor 2 front & back	Grade 5 Titanium frame, Ceramic Glass front and back

Software and support

Software and support comparison between the Samsung Galaxy S25 Ultra, Samsung Galaxy Z Fold 9
Specification	Galaxy S25 Ultra	Galaxy Z Fold 9
Operating system	Android 15	Android 17
OS updates	7 years	7 years
Security updates	7 years	7 years

Connectivity and value

Connectivity and value comparison between the Samsung Galaxy S25 Ultra, Samsung Galaxy Z Fold 9
Specification	Galaxy S25 Ultra	Galaxy Z Fold 9
5G	Yes	Yes
Wi-Fi	Wi-Fi 7 (802.11be)	Wi-Fi 7 (802.11be, tri-band 2.4/5/6GHz, 320MHz bandwidth)
Storage expansion	None	None
3.5mm jack	No	No
Launch price	$1,299Winner	$1,999