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Samsung I9100 Galaxy S II vs Samsung Galaxy S25 Ultra 512GB

2G Network GSM 850 / 900 / 1800 / 1900 SIM1: GSM 850 / 900 / 1800 / 1900SIM2: GSM 850 / 900 / 1800 / 1900  
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100  
4G Network LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 32(1500), 38(2600), 39(1900), 40(2300), 41(2500), 66(1700/2100)  
5G Network SA/NSA/Sub6  
Available
Dimensions 162.8 x 77.6 x 8.2 mm  
Sim Type Nano-SIM + Nano-SIM + eSIM + eSIM (max 2 at a time)  
Weight 116 g 219 g  
Display Type Super AMOLED Plus capacitive touchscreen, 16M colors Dynamic LTPO AMOLED 2X Capacitive Touchscreen   120Hz, HDR10+, 2600 nits (peak), Always-on display  
Display Size 480 x 800 pixels, 4.3 inches - Gorilla Glass display - TouchWiz UI v4.0 - Multi-touch input method 6.9 Inches   1440 x 3120 Pixels (~498 PPI)  
Protection Corning Gorilla Armor 2  
Memory 512GB Built-in, 12GB RAM, UFS 4.0  
Card slot No  
GPRS Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps
EDGE Class 12
3G HSDPA, 21 Mbps; HSUPA, 5.76 Mbps
WLAN Wi-Fi 802.11 a/b/g/n, DLNA, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct  
Infrared No
BlueTooth Yes, v3.0+HS v5.4 with A2DP, LE  
USB Yes, v2.0 microUSB (MHL), USB On-the-go USB Type-C 3.2, DisplayPort 1.2, OTG  
NFC Yes  
GPS Yes + A-GPS support & GLONASS, BDS, GALILEO, QZSS  
Main Camera Quad Camera: 200 MP, f/1.7, 24mm (wide), 1/1.3", multi-directional PDAF, OIS + 10 MP, f/2.4, 67mm (telephoto), 1/3.52", PDAF, OIS, 3x optical zoom + 50 MP, f/3.4, 111mm (periscope telephoto), 1/2.52", PDAF, OIS, 5x optical zoom + 50 MP, f/1.9, (ultrawide), dual pixel PDAF, Super Steady video, LED Flash   Laser AF, Best Face, auto-HDR, panorama, Video (8K@24/30fps, 4K@30/60/120fps, 1080p@30/60/240fps, 10-bit HDR, HDR10+, stereo sound rec., gyro-EIS)  
Front Camera 12 MP, f/2.2, 26mm (wide), 1/3.2", dual pixel PDAF, HDR, HDR10+, Video (4K@30/60fps, 1080p@30fps)  
OS Android 15 OS, up to 7 major Android upgrades  
Chipset Qualcomm SM8750-AB Snapdragon 8 Elite (3 nm)  
Processor Octa-core (2 x 4.47 GHz Oryon V2 Phoenix L + 6 x 3.53 GHz Oryon V2 Phoenix M)  
GPU Adreno 830  
Sensors Accelerometer, Barometer, Compass, Fingerprint (under display, ultrasonic), Gyro, Proximity, Samsung DeX, Samsung Wireless DeX (desktop experience support) Ultra Wideband (UWB) support Circle to Search  
Browser HTML HTML5  
Radio Stereo FM radio with RDS
Sound 32-bit/384kHz audio, Tuned by AKG, Speaker  Phone  
Colors Black Titanium Silver Blue, Titanium Black, Titanium White Silver, Titanium Gray, Titanium Jade Green, Titanium Jet Black, Titanium Pink Gold  
Battery Standard battery, Li-Ion 1650 mAh Li-ion 5000 mAh   - Fast charging 45W wired, PD3.0, 65% in 30 min, 25W wireless (Qi2), 4.5W reverse wireless  
StandBy Time Up to 710 h (2G) / Up to 610 h (3G)
Misc SMS(threaded view), MMS, Email, Push Mail, IM   Glass front + Corning Gorilla Armor 2), glass back + Corning Gorilla Armor 2), titanium frame (grade 5), IP68 dust/water resistant (up to 1.5m for 30 min), Stylus