Screen size
Galaxy S II HD LTE4.7"
Galaxy S25Winner: 6.2"+25%
Quick verdict
Galaxy S25 leads the measured specs 19-3.
Measured wins
Galaxy S II HD LTE
3
spec wins
Ties
1
equal specs
Galaxy S25
19
spec wins
Overall winner
Screen size
Technology
Galaxy S II HD LTE
GSM / HSPA / LTE
Galaxy S25
GSM / CDMA / HSPA / EVDO / LTE / 5G
2G bands
Galaxy S II HD LTE
GSM 850 / 900 / 1800 / 1900
Galaxy S25
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900 & TD-SCDMA
3G bands
Galaxy S II HD LTE
HSDPA 850 / 900 / 1900 / 2100 , HSDPA 900 / 2100
Galaxy S25
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 , CDMA2000 1xEV-DO
4G bands
Galaxy S II HD LTE
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
NFC
equal specs3.5mm jack
SD card
Stereo speakers
3, 7, 20
Galaxy S25
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - International, 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 48, 66, 71 - USA unlocked
Speed
Galaxy S II HD LTE
HSPA 21.1/5.76 Mbps, LTE
Galaxy S25
HSPA, LTE (up to 7CA), 5G
5G bands
Galaxy S II HD LTE
-
Galaxy S25
1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 66, 75, 77, 78 SA/NSA/Sub6 - International, 1, 2, 5, 7, 25, 28, 41, 66, 71, 77, 78, 257, 258, 260, 261 SA/NSA/Sub6/mmWave - USA unlocked
Announced
Galaxy S II HD LTE
2011, September. Released 2011, December
Galaxy S25
2025, January 22
Status
Galaxy S II HD LTE
Discontinued
Galaxy S25
Available. Released 2025, February 03
Dimensions
Galaxy S II HD LTE
129.8 x 68.8 x 9.5 mm (5.11 x 2.71 x 0.37 in)
Galaxy S25
146.9 x 70.5 x 7.2 mm (5.78 x 2.78 x 0.28 in)
Weight
Galaxy S II HD LTE
130.5 g (4.59 oz)
Galaxy S25
162 g (5.71 oz)
SIM
Galaxy S II HD LTE
Micro-SIM
Galaxy S25
· Nano-SIM + Nano-SIM + eSIM + eSIM (max 2 at a time) - INT· Nano-SIM + eSIM + eSIM (max 2 at a time) - USA· Nano-SIM + Nano-SIM - CN
Build
Galaxy S II HD LTE
-
Galaxy S25
Glass front (Gorilla Glass Victus 2), glass back (Gorilla Glass Victus 2), aluminum frame
Other
Galaxy S II HD LTE
-
Galaxy S25
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) Armor aluminum 2 frame
Type
Galaxy S II HD LTE
Super AMOLED
Galaxy S25
Dynamic LTPO AMOLED 2X, 120Hz, HDR10+, 2600 nits (peak)
Size
Galaxy S II HD LTE
4.65 inches, 59.6 cm2 (~66.7% screen-to-body ratio)
Galaxy S25
6.2 inches, 94.4 cm2 (~91.1% screen-to-body ratio)
Resolution
Galaxy S II HD LTE
720 x 1280 pixels, 16:9 ratio (~316 ppi density)
Galaxy S25
1080 x 2340 pixels, 19.5:9 ratio (~416 ppi density)
Protection
Galaxy S II HD LTE
Corning Gorilla Glass
Galaxy S25
Corning Gorilla Glass Victus 2, Mohs level 5
OS
Galaxy S II HD LTE
Android 2.3 (Gingerbread), upgradable to 4.0 (Ice Cream Sandwich), TouchWiz UI 4
Galaxy S25
Android 15, up to 7 major Android upgrades, One UI 8
Chipset
Galaxy S II HD LTE
Qualcomm MSM8660 Snapdragon S3
Galaxy S25
Qualcomm SM8750-AC Snapdragon 8 Elite (3 nm)
CPU
Galaxy S II HD LTE
Dual-core 1.5 GHz Scorpion
Galaxy S25
Octa-core (2x4.47 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M)
GPU
Galaxy S II HD LTE
Adreno 220
Galaxy S25
Adreno 830 (1200 MHz)
Card slot
Galaxy S II HD LTE
microSDHC (dedicated slot)
Galaxy S25
No
Internal
Galaxy S II HD LTE
16GB 1GB RAM
Galaxy S25
128GB 12GB RAM, 256GB 12GB RAM, 512GB 12GB RAM
Other
Galaxy S II HD LTE
-
Galaxy S25
UFS 4.0
Single
Galaxy S II HD LTE
8 MP, AF
Galaxy S25
-
Features
Galaxy S II HD LTE
LED flash
Galaxy S25
Best Face, LED flash, auto-HDR, panorama
Video
Galaxy S II HD LTE
1080p@30fps
Galaxy S25
8K@24/30fps, 4K@30/60fps, 1080p@30/60/120/240fps, 10-bit HDR, HDR10+, stereo sound rec., gyro-EIS
Triple
Galaxy S II HD LTE
-
Galaxy S25
50 MP, f/1.8, 24mm (wide), 1/1.56", 1.0µm, dual pixel PDAF, OIS 10 MP, f/2.4, 67mm (telephoto), 1/3.94", 1.0µm, PDAF, OIS, 3x optical zoom 12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55" 1.4µm, Super Steady video
Single
Galaxy S II HD LTE
2 MP
Galaxy S25
12 MP, f/2.2, 26mm (wide), 1/3.2", 1.12µm, dual pixel PDAF
Video
Galaxy S II HD LTE
Galaxy S25
4K@30/60fps, 1080p@30fps
Features
Galaxy S II HD LTE
-
Galaxy S25
HDR, HDR10+
Loudspeaker
Galaxy S II HD LTE
Yes
Galaxy S25
Yes, with stereo speakers
3.5mm jack
Galaxy S II HD LTE
Yes
Galaxy S25
No
Other
Galaxy S II HD LTE
-
Galaxy S25
High-bitrate audio support
WLAN
Galaxy S II HD LTE
Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, hotspot
Galaxy S25
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
Bluetooth
Galaxy S II HD LTE
3.0, A2DP, aptX
Galaxy S25
5.4, A2DP, LE
Positioning
Galaxy S II HD LTE
GPS, A-GPS
Galaxy S25
GPS, GLONASS, BDS, GALILEO, QZSS
NFC
Galaxy S II HD LTE
Optional
Galaxy S25
Yes
Radio
Galaxy S II HD LTE
No
Galaxy S25
No
USB
Galaxy S II HD LTE
microUSB 2.0 (MHL TV-out), OTG
Galaxy S25
USB Type-C 3.2, DisplayPort 1.2, OTG
Sensors
Galaxy S II HD LTE
Accelerometer, gyro, proximity, compass
Galaxy S25
Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
Other
Galaxy S II HD LTE
MP4/DivX/XviD/WMV/H.264 player MP3/WAV/eAAC+/AC3/FLAC player Photo/video editor Document editor
Galaxy S25
Samsung DeX, Samsung Wireless DeX (desktop experience support)
Type
Galaxy S II HD LTE
Removable Li-Ion 1850 mAh battery
Galaxy S25
Li-Ion 4000 mAh
Stand-by
Galaxy S II HD LTE
Up to 320 h (2G) / Up to 290 h (3G)
Galaxy S25
-
Talk time
Galaxy S II HD LTE
Up to 12 h 40 min (2G) / Up to 5 h 50 min (3G)
Galaxy S25
-
Charging
Galaxy S II HD LTE
-
Galaxy S25
25W wired, PD3.0, 50% in 30 min 15W wireless (Qi2 Ready) 4.5W reverse wireless
Colors
Galaxy S II HD LTE
Black
Galaxy S25
Icy Blue, Mint, Navy, Silver Shadow, Pink Gold, Coral Red, Blue Black
SAR
Galaxy S II HD LTE
0.12 W/kg (head) 0.94 W/kg (body)
Galaxy S25
1.13 W/kg (head) 0.92 W/kg (body)
SAR EU
Galaxy S II HD LTE
0.20 W/kg (head)
Galaxy S25
1.29 W/kg (head) 1.36 W/kg (body)
Price
Galaxy S II HD LTE
About 180 EUR
Galaxy S25
$ 799.99 / C$ 679.99 / £ 429.99 / € 589.90 / ₹ 74,999
Models
Galaxy S II HD LTE
-
Galaxy S25
SM-S931B, SM-S931B/DS, SM-S931U, SM-S931U1, SM-S931W, SM-S931N, SM-S9310, SM-S931E, SM-S931E/DS