Samsung Galaxy S II vs Samsung Galaxy S25 Ultra

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Galaxy S II compared with Galaxy S25 Ultra

	SamsungGalaxy S II	SamsungGalaxy S25 Ultra
Overview
Released
Released	May 2011	February 2025
Display
Screen size
Screen size	4.27″	6.9″
Resolution
Resolution	800 × 480	3120 × 1440 (better)
Sharpness
Sharpness	218 pixels per inch	498 pixels per inch (better)
Panel
Panel	OLED	LTPO OLED
Refresh rate
Refresh rate	–	120 Hz
Peak brightness
Peak brightness	–	2,600 nits
Display type
Display type	4.27-inch Super AMOLED Plus with Real-Stripe RGB subpixels, 800 × 480 (Engadget)	Dynamic 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 corners
Screen protection
Screen protection	Corning Gorilla Glass	Corning Gorilla Armor 2 (glass-ceramic with an anti-reflective surface treatment)
Display features
Display features	–	Vision booster; Adaptive colour tone; ProScaler image upscaling
Performance
Chip
Chip	Exynos 4210	Snapdragon 8 Elite for Galaxy
Memory
Memory	1 GB	12 GB (better)
Storage
Storage	16 GB	256 GB, 512 GB, 1 TB (better)
CPU
CPU	1.2 GHz dual-core processor; 1 GB of RAM	Octa-core (4.47 GHz, 3.5 GHz); 3 nm
GPU
GPU	Mali-400 MP4 (AnandTech)	Real-time ray tracing; Vulkan optimisation
Cooling
Cooling	–	Larger vapour chamber with a new thermal interface material (TIM)
Storage type
Storage type	16 GB; microSD card slot up to 32 GB	–
Cameras
Main camera
Main camera	8 MP	200 MP (better)
Ultra wide camera
Ultra wide camera	None	50 MP
Telephoto camera
Telephoto camera	None	50 MP
Optical zoom
Optical zoom	None	5× (better)
Front camera
Front camera	2 MP	12 MP (better)
Main camera
Main camera	8 MP, autofocus, LED flash	200 MP wide, F1.7, 85° field of view, OIS, autofocus; Adaptive Pixel sensor
Ultra wide camera
Ultra wide camera	–	50 MP, F1.9, 120° field of view; macro shots
Telephoto camera
Telephoto camera	–	50 MP, F3.4, 22° field of view, OIS, 5x optical zoom
Second telephoto camera
Second telephoto camera	–	10 MP, F2.4, 36° field of view, OIS, 3x optical zoom
Front camera
Front camera	2 MP	12 MP, F2.2, 80° field of view, autofocus
Zoom
Zoom	–	3x and 5x optical zoom; 2x and 10x optical-quality zoom (Adaptive Pixel sensor); Space Zoom up to 100x digital
Video recording
Video recording	1080p at 30 fps	Up 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)
Camera features
Camera features	–	ProVisual Engine; Nightography; Audio Eraser; Expert RAW; Filters made from your own photos
Battery and charging
Battery
Battery	1,650 mAh	5,000 mAh (better)
Video playback (maker's claim)
Video playback (maker's claim)	–	Up to 31 hours
Wired charging
Wired charging	–	Up to 45 W
Wireless charging
Wireless charging	None	Up to 15 W (better)
Battery life detail
Battery life detail	Removable battery	5,000 mAh typical, 4,855 mAh rated; at least 2,000 charge cycles; EU energy class B, 44 h 54 min per charge cycle
Wired charging
Wired charging	–	Up to 65% in around 30 minutes with a 45 W adapter (sold separately); compatible with QC2.0 and AFC/PD
Wireless charging
Wireless charging	–	Fast Wireless Charging 2.0 (WPC Qi); Qi certified at 15 W (Extended Power Profile)
Charges other devices
Charges other devices	–	Wireless PowerShare
Design
Type
Type	Standard	Standard
Weight
Weight	116 g (better)	218 g
Thickness
Thickness	8.49 mm	8.2 mm (better)
Height × width
Height × width	125.3 × 66.1 mm	162.8 × 77.6 mm
Water and dust resistance
Water and dust resistance	–	IP68
Stylus
Stylus	–	Yes
Materials
Materials	Gorilla Glass front, plastic back and frame (Engadget)	Titanium frame (not the volume and side keys)
Colours
Colours	–	Titanium Silverblue, Titanium Black, Titanium Grey, Titanium Whitesilver; Titanium Jetblack, Titanium Jadegreen and Titanium Pinkgold (Samsung.com only)
Water resistance detail
Water resistance detail	–	IP68, tested for submersion in up to 1.5 m of fresh water for up to 30 minutes; not advised for beach or pool use
Biometrics
Biometrics	–	Fingerprint sensor
Sensors
Sensors	Accelerometer, light sensor, digital compass, proximity sensor, gyroscope	Accelerometer, barometer, fingerprint sensor, gyro sensor, geomagnetic sensor, Hall sensor, light sensor, proximity sensor
Speakers
Speakers	–	Stereo speakers
Software
Operating system
Operating system	Android	Android
Software at launch
Software at launch	Android 2.3 (Gingerbread) with TouchWiz 4.0	One UI 7 (Android 15)
Software updates
Software updates	–	Seven generations of OS upgrades and seven years of security updates; security updates until 31 January 2032 (UK)
AI features
AI features	–	Galaxy AI, including Now Brief, Now Bar and Audio Eraser; Circle to Search with Google (finger or S Pen); Gemini on the side button
Connectivity
Satellite messaging
Satellite messaging	–	Yes
Mobile network
Mobile network	GSM/EDGE 850, 900, 1800, 1900 MHz; 3G 850, 900, 1900, 2100 MHz; HSPA+ 21 Mbps	5G Sub6 (FDD, TDD, SDL); 4G LTE (FDD, TDD); 3G WCDMA; 2G GSM
SIM
SIM	Mini-SIM (Samsung GT-I9100 manual)	Two nano-SIMs, nano-SIM and eSIM, or dual eSIM
Wi-Fi
Wi-Fi	Wi-Fi 802.11a/b/g/n	Wi-Fi 7 (802.11a/b/g/n/ac/ax/be), 2.4, 5 and 6 GHz, EHT320, MIMO, 4096-QAM
Bluetooth
Bluetooth	Bluetooth 3.0 + HS	Bluetooth 5.4
Ultra Wideband
Ultra Wideband	–	Yes
NFC
NFC	–	Yes
Satellite features
Satellite features	–	Works with O2 Satellite in the UK (texts, supported apps, maps and location sharing where O2 has no signal; not emergency calls)
USB
USB	USB 2.0 (micro-USB) with MHL TV out; 3.5 mm headphone jack	USB Type-C, USB 3.2 Gen 1
Positioning
Positioning	A-GPS	GPS, Glonass, Beidou, Galileo, QZSS