Screen size
Galaxy S25Winner: 6.2"+61%
i637 Jack2.4"
Quick verdict
Galaxy S25 leads the measured specs 20-2.
Measured wins
Galaxy S25
20
spec wins
Overall winner
Ties
1
equal specs
i637 Jack
2
spec wins
Screen size
Technology
Galaxy S25
GSM / CDMA / HSPA / EVDO / LTE / 5G
i637 Jack
GSM / HSPA
2G bands
Galaxy S25
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900 & TD-SCDMA
i637 Jack
GSM 850 / 900 / 1800 / 1900
3G bands
Galaxy S25
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 , CDMA2000 1xEV-DO
i637 Jack
HSDPA 850 / 1900 / 2100
4G bands
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
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
3.5mm jack
equal specsSD card
Stereo speakers
i637 Jack
-
5G bands
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
i637 Jack
-
Speed
Galaxy S25
HSPA, LTE (up to 7CA), 5G
i637 Jack
HSPA 3.6/0.384 Mbps
Announced
Galaxy S25
2025, January 22
i637 Jack
2009, May. Released 2009, May
Status
Galaxy S25
Available. Released 2025, February 03
i637 Jack
Discontinued
Dimensions
Galaxy S25
146.9 x 70.5 x 7.2 mm (5.78 x 2.78 x 0.28 in)
i637 Jack
117 x 61 x 12.7 mm (4.61 x 2.40 x 0.5 in)
Weight
Galaxy S25
162 g (5.71 oz)
i637 Jack
102.1 g (3.60 oz)
Build
Galaxy S25
Glass front (Gorilla Glass Victus 2), glass back (Gorilla Glass Victus 2), aluminum frame
i637 Jack
-
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
i637 Jack
Mini-SIM
Other
Galaxy S25
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) Armor aluminum 2 frame
i637 Jack
-
Keyboard
Galaxy S25
-
i637 Jack
QWERTY
Type
Galaxy S25
Dynamic LTPO AMOLED 2X, 120Hz, HDR10+, 2600 nits (peak)
i637 Jack
TFT, 65K colors
Size
Galaxy S25
6.2 inches, 94.4 cm2 (~91.1% screen-to-body ratio)
i637 Jack
2.4 inches, 17.8 cm2 (~25.0% screen-to-body ratio)
Resolution
Galaxy S25
1080 x 2340 pixels, 19.5:9 ratio (~416 ppi density)
i637 Jack
320 x 240 pixels, 4:3 ratio (~167 ppi density)
Protection
Galaxy S25
Corning Gorilla Glass Victus 2, Mohs level 5
i637 Jack
-
OS
Galaxy S25
Android 15, up to 7 major Android upgrades, One UI 8
i637 Jack
Microsoft Windows Mobile 6.1 Standard, upgradable to Windows Mobile 6.5
Chipset
Galaxy S25
Qualcomm SM8750-AC Snapdragon 8 Elite (3 nm)
i637 Jack
-
CPU
Galaxy S25
Octa-core (2x4.47 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M)
i637 Jack
528 MHz
GPU
Galaxy S25
Adreno 830 (1200 MHz)
i637 Jack
-
Card slot
Galaxy S25
No
i637 Jack
microSDHC (dedicated slot)
Internal
Galaxy S25
128GB 12GB RAM, 256GB 12GB RAM, 512GB 12GB RAM
i637 Jack
256MB RAM, 256MB ROM
Other
Galaxy S25
UFS 4.0
i637 Jack
-
Triple
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
i637 Jack
-
Features
Galaxy S25
Best Face, LED flash, auto-HDR, panorama
i637 Jack
-
Video
Galaxy S25
8K@24/30fps, 4K@30/60fps, 1080p@30/60/120/240fps, 10-bit HDR, HDR10+, stereo sound rec., gyro-EIS
i637 Jack
Yes
Single
Galaxy S25
-
i637 Jack
3.15 MP
Single
Galaxy S25
12 MP, f/2.2, 26mm (wide), 1/3.2", 1.12µm, dual pixel PDAF
i637 Jack
-
Features
Galaxy S25
HDR, HDR10+
i637 Jack
-
Video
Galaxy S25
4K@30/60fps, 1080p@30fps
i637 Jack
-
Other
Galaxy S25
-
i637 Jack
No
Loudspeaker
Galaxy S25
Yes, with stereo speakers
i637 Jack
Yes
3.5mm jack
Galaxy S25
No
i637 Jack
No
Other
Galaxy S25
High-bitrate audio support
i637 Jack
-
WLAN
Galaxy S25
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
i637 Jack
Wi-Fi 802.11 b/g
Bluetooth
Galaxy S25
5.4, A2DP, LE
i637 Jack
2.0, A2DP
Positioning
Galaxy S25
GPS, GLONASS, BDS, GALILEO, QZSS
i637 Jack
GPS, A-GPS
NFC
Galaxy S25
Yes
i637 Jack
-
Radio
Galaxy S25
No
i637 Jack
No
USB
Galaxy S25
USB Type-C 3.2, DisplayPort 1.2, OTG
i637 Jack
2.0
Sensors
Galaxy S25
Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
i637 Jack
Other
Galaxy S25
Samsung DeX, Samsung Wireless DeX (desktop experience support)
i637 Jack
Windows Media Player 10 Windows Live, Yahoo!, AOL Microsoft Outlook Mobile Pocket Office Voice memo/dial Predictive text input
Browser
Galaxy S25
-
i637 Jack
WAP 2.0 / xHTML, HTML, Adobe Flash Lite
Type
Galaxy S25
Li-Ion 4000 mAh
i637 Jack
Removable Li-Ion 1480 mAh battery
Charging
Galaxy S25
25W wired, PD3.0, 50% in 30 min 15W wireless (Qi2 Ready) 4.5W reverse wireless
i637 Jack
-
Stand-by
Galaxy S25
-
i637 Jack
Up to 288 h
Talk time
Galaxy S25
-
i637 Jack
Up to 7 h
Colors
Galaxy S25
Icy Blue, Mint, Navy, Silver Shadow, Pink Gold, Coral Red, Blue Black
i637 Jack
Black
Models
Galaxy S25
SM-S931B, SM-S931B/DS, SM-S931U, SM-S931U1, SM-S931W, SM-S931N, SM-S9310, SM-S931E, SM-S931E/DS
i637 Jack
-
SAR
Galaxy S25
1.13 W/kg (head) 0.92 W/kg (body)
i637 Jack
1.04 W/kg (head) 0.53 W/kg (body)
SAR EU
Galaxy S25
1.29 W/kg (head) 1.36 W/kg (body)
i637 Jack
-
Price
Galaxy S25
$ 799.99 / C$ 679.99 / £ 429.99 / € 589.90 / ₹ 74,999
i637 Jack
About 120 EUR