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Samsung Galaxy S25 Ultra vs Samsung Galaxy S9

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

SamsungGalaxy S25 UltraSamsungGalaxy S9
Overview
ReleasedFebruary 2025March 2018
Display
Screen size6.9″5.8″
Resolution3120 × 14402960 × 1440
Sharpness498 pixels per inch568 pixels per inch
PanelLTPO OLEDOLED
Refresh rate120 Hz60 Hz
Peak brightness2,600 nits–
Display typeDynamic AMOLED 2X, Quad HD+, 16M colours; Super Smooth 120 Hz adaptive refresh rate (1–120 Hz); 6.9 inches as a full rectangle, 6.8 inches allowing for the rounded cornersQuad HD+ curved (dual edge) Super AMOLED, 18.5:9, 16M colours; 5.8 inches as a full rectangle, 5.6 inches with rounded corners
Pixel density–570 ppi
Screen protectionCorning Gorilla Armor 2 (glass-ceramic with an anti-reflective surface treatment)Corning Gorilla Glass 5 front and back
Display featuresVision booster; Adaptive colour tone; ProScaler image upscaling–
Performance
ChipSnapdragon 8 Elite for GalaxyExynos 9810
Memory12 GB4 GB
Storage256 GB, 512 GB, 1 TB64 GB
CPUOcta-core (4.47 GHz, 3.5 GHz); 3 nm10 nm, 64-bit, octa-core (2.7 GHz quad + 1.7 GHz quad); 4 GB of RAM
GPUReal-time ray tracing; Vulkan optimisationMali-G72 MP18
Storage type–64 GB (50.3 GB available on Samsung's regional specification); microSD card slot up to 400 GB in Samsung UK's launch and support guidance, though a later regional product page lists 512 GB
CoolingLarger vapour chamber with a new thermal interface material (TIM)–
Cameras
Main camera200 MP12 MP
Ultra wide camera50 MPNone
Telephoto camera50 MPNone
Optical zoom5×None
Front camera12 MP8 MP
Main camera200 MP wide, F1.7, 85° field of view, OIS, autofocus; Adaptive Pixel sensorSuper Speed Dual Pixel 12 MP, autofocus, OIS, dual aperture F1.5/F2.4
Ultra wide camera50 MP, F1.9, 120° field of view; macro shots–
Telephoto camera50 MP, F3.4, 22° field of view, OIS, 5x optical zoom–
Second telephoto camera10 MP, F2.4, 36° field of view, OIS, 3x optical zoom–
Front camera12 MP, F2.2, 80° field of view, autofocus8 MP, autofocus, F1.7
Zoom3x and 5x optical zoom; 2x and 10x optical-quality zoom (Adaptive Pixel sensor); Space Zoom up to 100x digitalDigital zoom up to 8x
Video recordingUp to 8K (7680 × 4320) at 30 fps; 10-bit HDR recording by default; Log video; slow motion at 240 fps (FHD) and 120 fps (FHD and UHD)UHD 4K (3,840 × 2,160) at 60 fps; Super Slow-mo at 960 fps (HD); slow motion at 240 fps (Full HD)
Camera featuresProVisual Engine; Nightography; Audio Eraser; Expert RAW; Filters made from your own photosSuper Slow-mo with Motion Detection; AR Emoji; Bixby Vision
Battery and charging
Battery5,000 mAh3,000 mAh
Video playback (maker's claim)Up to 31 hoursUp to 16 hours
Wired chargingUp to 45 W–
Wireless chargingUp to 15 WYes (wattage not published)
Battery life detail5,000 mAh typical, 4,855 mAh rated; at least 2,000 charge cycles; EU energy class B, 44 h 54 min per charge cycleInternet use up to 11 hours (3G), 12 hours (LTE) or 14 hours (Wi-Fi); audio playback up to 48 hours (80 hours with Always On Display off); talk time up to 22 hours (3G)
Wired chargingUp to 65% in around 30 minutes with a 45 W adapter (sold separately); compatible with QC2.0 and AFC/PDFast wired charging compatible with QC 2.0
Wireless chargingFast Wireless Charging 2.0 (WPC Qi); Qi certified at 15 W (Extended Power Profile)Fast wireless charging compatible with WPC and PMA
Charges other devicesWireless PowerShare–
Connectivity
Satellite messagingYes–
Mobile network5G Sub6 (FDD, TDD, SDL); 4G LTE (FDD, TDD); 3G WCDMA; 2G GSMLTE Cat 18, enhanced 4×4 MIMO, carrier aggregation, LAA
SIMTwo nano-SIMs, nano-SIM and eSIM, or dual eSIMSingle nano-SIM, or hybrid dual SIM (second nano-SIM or microSD)
Wi-FiWi-Fi 7 (802.11a/b/g/n/ac/ax/be), 2.4, 5 and 6 GHz, EHT320, MIMO, 4096-QAMWi-Fi 802.11a/b/g/n/ac (2.4 and 5 GHz), VHT80 MU-MIMO, 1024-QAM
BluetoothBluetooth 5.4Bluetooth 5.0 (LE up to 2 Mbps); ANT+
Ultra WidebandYes–
NFCYesYes
Satellite featuresWorks with O2 Satellite in the UK (texts, supported apps, maps and location sharing where O2 has no signal; not emergency calls)–
USBUSB Type-C, USB 3.2 Gen 1USB Type-C, USB 3.1 Gen 1; 3.5 mm headphone jack
PositioningGPS, Glonass, Beidou, Galileo, QZSSGPS, Galileo, Glonass, BeiDou
Design
TypeStandardStandard
Weight218 g163 g
Thickness8.2 mm8.5 mm
Height × width162.8 × 77.6 mm147.7 × 68.7 mm
Water and dust resistanceIP68IP68
StylusYes–
MaterialsTitanium frame (not the volume and side keys)Gorilla Glass 5 front and back with an aluminium frame
ColoursTitanium Silverblue, Titanium Black, Titanium Grey, Titanium Whitesilver; Titanium Jetblack, Titanium Jadegreen and Titanium Pinkgold (Samsung.com only)Midnight Black, Coral Blue, Lilac Purple at UK launch
Water resistance detailIP68, tested for submersion in up to 1.5 m of fresh water for up to 30 minutes; not advised for beach or pool useIP68
BiometricsFingerprint sensorIris scanner, fingerprint sensor (rear, below the camera), face recognition; Intelligent Scan combines iris and face
SensorsAccelerometer, barometer, fingerprint sensor, gyro sensor, geomagnetic sensor, Hall sensor, light sensor, proximity sensorIris, pressure, accelerometer, barometer, fingerprint, gyro, geomagnetic, Hall, heart rate, proximity, RGB light
SpeakersStereo speakersStereo speakers tuned by AKG; Dolby Atmos
Software
Operating systemAndroidAndroid
Software at launchOne UI 7 (Android 15)Android 8 (Oreo)
Software updatesSeven generations of OS upgrades and seven years of security updates; security updates until 31 January 2032 (UK)–
AI featuresGalaxy AI, including Now Brief, Now Bar and Audio Eraser; Circle to Search with Google (finger or S Pen); Gemini on the side button–

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