Screen size
Galaxy S25Winner: 6.2"+61%
i617 BlackJack II2.4"
Quick verdict
Galaxy S25 leads the measured specs 20-2.
Measured wins
Galaxy S25
20
spec wins
Overall winner
Ties
1
equal specs
i617 BlackJack II
2
spec wins
Screen size
Technology
Galaxy S25
GSM / CDMA / HSPA / EVDO / LTE / 5G
i617 BlackJack II
GSM / HSPA
2G bands
Galaxy S25
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900 & TD-SCDMA
i617 BlackJack II
GSM 850 / 900 / 1800 / 1900
3G bands
Galaxy S25
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 , CDMA2000 1xEV-DO
i617 BlackJack II
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
i617 BlackJack II
-
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
i617 BlackJack II
-
Speed
Galaxy S25
HSPA, LTE (up to 7CA), 5G
i617 BlackJack II
HSPA 3.6/0.384 Mbps
Announced
Galaxy S25
2025, January 22
i617 BlackJack II
2007, October
Status
Galaxy S25
Available. Released 2025, February 03
i617 BlackJack II
Discontinued
Dimensions
Galaxy S25
146.9 x 70.5 x 7.2 mm (5.78 x 2.78 x 0.28 in)
i617 BlackJack II
114 x 61 x 13 mm (4.49 x 2.40 x 0.51 in)
Weight
Galaxy S25
162 g (5.71 oz)
i617 BlackJack II
116 g (4.09 oz)
Build
Galaxy S25
Glass front (Gorilla Glass Victus 2), glass back (Gorilla Glass Victus 2), aluminum frame
i617 BlackJack II
-
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
i617 BlackJack II
Mini-SIM
Other
Galaxy S25
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) Armor aluminum 2 frame
i617 BlackJack II
-
Keyboard
Galaxy S25
-
i617 BlackJack II
QWERTY
Type
Galaxy S25
Dynamic LTPO AMOLED 2X, 120Hz, HDR10+, 2600 nits (peak)
i617 BlackJack II
TFT, 65K colors
Size
Galaxy S25
6.2 inches, 94.4 cm2 (~91.1% screen-to-body ratio)
i617 BlackJack II
2.4 inches, 17.8 cm2 (~25.7% screen-to-body ratio)
Resolution
Galaxy S25
1080 x 2340 pixels, 19.5:9 ratio (~416 ppi density)
i617 BlackJack II
320 x 240 pixels, 4:3 ratio (~167 ppi density)
Protection
Galaxy S25
Corning Gorilla Glass Victus 2, Mohs level 5
i617 BlackJack II
-
OS
Galaxy S25
Android 15, up to 7 major Android upgrades, One UI 8
i617 BlackJack II
Microsoft Windows Mobile 6.0
Chipset
Galaxy S25
Qualcomm SM8750-AC Snapdragon 8 Elite (3 nm)
i617 BlackJack II
-
CPU
Galaxy S25
Octa-core (2x4.47 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M)
i617 BlackJack II
260 MHz Dual ARM 9
GPU
Galaxy S25
Adreno 830 (1200 MHz)
i617 BlackJack II
-
Card slot
Galaxy S25
No
i617 BlackJack II
microSDHC (dedicated slot)
Internal
Galaxy S25
128GB 12GB RAM, 256GB 12GB RAM, 512GB 12GB RAM
i617 BlackJack II
128MB RAM, 256MB ROM
Other
Galaxy S25
UFS 4.0
i617 BlackJack II
-
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
i617 BlackJack II
-
Features
Galaxy S25
Best Face, LED flash, auto-HDR, panorama
i617 BlackJack II
-
Video
Galaxy S25
8K@24/30fps, 4K@30/60fps, 1080p@30/60/120/240fps, 10-bit HDR, HDR10+, stereo sound rec., gyro-EIS
i617 BlackJack II
Yes
Single
Galaxy S25
-
i617 BlackJack II
2 MP
Single
Galaxy S25
12 MP, f/2.2, 26mm (wide), 1/3.2", 1.12µm, dual pixel PDAF
i617 BlackJack II
-
Features
Galaxy S25
HDR, HDR10+
i617 BlackJack II
-
Video
Galaxy S25
4K@30/60fps, 1080p@30fps
i617 BlackJack II
-
Other
Galaxy S25
-
i617 BlackJack II
No
Loudspeaker
Galaxy S25
Yes, with stereo speakers
i617 BlackJack II
Yes
3.5mm jack
Galaxy S25
No
i617 BlackJack II
No
Other
Galaxy S25
High-bitrate audio support
i617 BlackJack II
-
Alert types
Galaxy S25
-
i617 BlackJack II
Vibration; Downloadable polyphonic, MP3, WAV ringtones
WLAN
Galaxy S25
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
i617 BlackJack II
No
Bluetooth
Galaxy S25
5.4, A2DP, LE
i617 BlackJack II
2.0, A2DP
Positioning
Galaxy S25
GPS, GLONASS, BDS, GALILEO, QZSS
i617 BlackJack II
GPS
NFC
Galaxy S25
Yes
i617 BlackJack II
-
Radio
Galaxy S25
No
i617 BlackJack II
No
USB
Galaxy S25
USB Type-C 3.2, DisplayPort 1.2, OTG
i617 BlackJack II
2.0
Sensors
Galaxy S25
Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
i617 BlackJack II
Other
Galaxy S25
Samsung DeX, Samsung Wireless DeX (desktop experience support)
i617 BlackJack II
Mobile TV receiver WMV/3GP/H.263/MP4 player WMA/MP3/AAC/AAC+/OGG/ASF player Organizer Pocket Office
Browser
Galaxy S25
-
i617 BlackJack II
WAP 2.0/xHTML, HTML, RSS feeds
Type
Galaxy S25
Li-Ion 4000 mAh
i617 BlackJack II
Removable Li-Ion 1700 mAh battery
Charging
Galaxy S25
25W wired, PD3.0, 50% in 30 min 15W wireless (Qi2 Ready) 4.5W reverse wireless
i617 BlackJack II
-
Stand-by
Galaxy S25
-
i617 BlackJack II
Up to 330 h
Talk time
Galaxy S25
-
i617 BlackJack II
Up to 7 h
Colors
Galaxy S25
Icy Blue, Mint, Navy, Silver Shadow, Pink Gold, Coral Red, Blue Black
i617 BlackJack II
Black
Models
Galaxy S25
SM-S931B, SM-S931B/DS, SM-S931U, SM-S931U1, SM-S931W, SM-S931N, SM-S9310, SM-S931E, SM-S931E/DS
i617 BlackJack II
-
SAR
Galaxy S25
1.13 W/kg (head) 0.92 W/kg (body)
i617 BlackJack II
1.20 W/kg (head) 0.76 W/kg (body)
SAR EU
Galaxy S25
1.29 W/kg (head) 1.36 W/kg (body)
i617 BlackJack II
0.47 W/kg (head)
Price
Galaxy S25
$ 799.99 / C$ 679.99 / £ 429.99 / € 589.90 / ₹ 74,999
i617 BlackJack II
About 100 EUR