Screen size
Galaxy Tab S12 UltraWinner: 14.6"+73%
i897 Captivate4.0"
Quick verdict
Galaxy Tab S12 Ultra leads the measured specs 20-2.
Measured wins
Galaxy Tab S12 Ultra
20
spec wins
Overall winner
Ties
1
equal specs
i897 Captivate
2
spec wins
Screen size
Technology
Galaxy Tab S12 Ultra
GSM / HSPA / LTE / 5G
i897 Captivate
GSM / HSPA
2G bands
Galaxy Tab S12 Ultra
GSM 850 / 900 / 1800 / 1900
i897 Captivate
GSM 850 / 900 / 1800 / 1900
3G bands
Galaxy Tab S12 Ultra
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
i897 Captivate
HSDPA 850 / 1900 / 2100
4G bands
Galaxy Tab S12 Ultra
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
3.5mm jack
SD card
equal specsStereo speakers
i897 Captivate
-
5G bands
Galaxy Tab S12 Ultra
SA/NSA/Sub6
i897 Captivate
-
Speed
Galaxy Tab S12 Ultra
HSPA, LTE, 5G - cellular model only
i897 Captivate
HSPA 7.2/5.76 Mbps
Announced
Galaxy Tab S12 Ultra
2026, September 30
i897 Captivate
2010, June. Released 2010, July
Status
Galaxy Tab S12 Ultra
Released Oct 7, 2026
i897 Captivate
Discontinued
Dimensions
Galaxy Tab S12 Ultra
326.3 x 208.5 x 5.1 mm (12.85 x 8.21 x 0.20 in)
i897 Captivate
122.4 x 64.2 x 9.9 mm (4.82 x 2.53 x 0.39 in)
Weight
Galaxy Tab S12 Ultra
692 g or 695 g (1.53 lb)
i897 Captivate
118 g (4.16 oz)
Build
Galaxy Tab S12 Ultra
Glass front, aluminum frame, aluminum back
i897 Captivate
-
SIM
Galaxy Tab S12 Ultra
Nano-SIM + eSIM (cellular model only)
i897 Captivate
Mini-SIM
Other
Galaxy Tab S12 Ultra
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) Stylus support Enhanced Armor Aluminum
i897 Captivate
-
Type
Galaxy Tab S12 Ultra
Dynamic AMOLED 2X, 120Hz, HDR10+, 1000 nits (HBM), 1600 nits (peak)
i897 Captivate
Super AMOLED
Size
Galaxy Tab S12 Ultra
14.6 inches, 617.8 cm2 (~90.8% screen-to-body ratio)
i897 Captivate
4.0 inches, 45.5 cm2 (~58.0% screen-to-body ratio)
Resolution
Galaxy Tab S12 Ultra
1848 x 2960 pixels, 16:10 ratio (~239 ppi density)
i897 Captivate
480 x 800 pixels, 5:3 ratio (~233 ppi density)
Protection
Galaxy Tab S12 Ultra
-
i897 Captivate
Corning Gorilla Glass
Other
Galaxy Tab S12 Ultra
-
i897 Captivate
TouchWiz 3.0 UI
OS
Galaxy Tab S12 Ultra
Android 17, up to 7 major OS updates, One UI 9
i897 Captivate
Android 2.1 (Eclair), upgradable to 2.3 (Gingerbread)
Chipset
Galaxy Tab S12 Ultra
MediaTek Dimensity 9500 (3 nm)
i897 Captivate
Hummingbird
CPU
Galaxy Tab S12 Ultra
Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro)
i897 Captivate
1.0 GHz Cortex-A8
GPU
Galaxy Tab S12 Ultra
Mali-G1 Ultra MC12
i897 Captivate
PowerVR SGX540
Card slot
Galaxy Tab S12 Ultra
microSDXC (dedicated slot)
i897 Captivate
microSDHC (dedicated slot)
Internal
Galaxy Tab S12 Ultra
256GB 12GB RAM, 512GB 12GB RAM, 1TB 16GB RAM
i897 Captivate
16GB 512MB RAM
Other
Galaxy Tab S12 Ultra
UFS
i897 Captivate
-
Dual
Galaxy Tab S12 Ultra
13 MP, f/2.0, 26mm (wide), 1/3.4", 1.0µm, AF 8 MP, f/2.2, (ultrawide)
i897 Captivate
-
Features
Galaxy Tab S12 Ultra
LED flash, HDR, panorama
i897 Captivate
-
Video
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
i897 Captivate
720p@30fps
Single
Galaxy Tab S12 Ultra
-
i897 Captivate
5 MP, AF
Single
Galaxy Tab S12 Ultra
12 MP, f/2.4, 120˚ (ultrawide)
i897 Captivate
-
Features
Galaxy Tab S12 Ultra
HDR
i897 Captivate
-
Video
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
i897 Captivate
-
Other
Galaxy Tab S12 Ultra
-
i897 Captivate
No
Loudspeaker
Galaxy Tab S12 Ultra
Yes, with stereo speakers (4 speakers)
i897 Captivate
Yes
3.5mm jack
Galaxy Tab S12 Ultra
No
i897 Captivate
Yes
WLAN
Galaxy Tab S12 Ultra
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
i897 Captivate
Wi-Fi 802.11 b/g/n; DLNA
Bluetooth
Galaxy Tab S12 Ultra
6.0, A2DP, LE
i897 Captivate
3.0, A2DP
Positioning
Galaxy Tab S12 Ultra
GPS, GLONASS, BDS, GALILEO
i897 Captivate
GPS, A-GPS
NFC
Galaxy Tab S12 Ultra
No
i897 Captivate
-
Radio
Galaxy Tab S12 Ultra
No
i897 Captivate
No
USB
Galaxy Tab S12 Ultra
USB Type-C 3.2, magnetic connector
i897 Captivate
microUSB 2.0
Sensors
Galaxy Tab S12 Ultra
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
i897 Captivate
Accelerometer, proximity, compass
Other
Galaxy Tab S12 Ultra
Wireless Samsung DeX (desktop experience support)
i897 Captivate
MP4/DivX/WMV/H.264 player MP3/WAV/eAAC+/FLAC player Organizer Photo/video editor Voice memo/dial/commands Predictive text input (Swype)
Browser
Galaxy Tab S12 Ultra
-
i897 Captivate
HTML, Adobe Flash Lite
Type
Galaxy Tab S12 Ultra
Li-Po 11600 mAh
i897 Captivate
Removable Li-Ion 1500 mAh battery
Charging
Galaxy Tab S12 Ultra
45W wired, 100% in 95 min
i897 Captivate
-
Stand-by
Galaxy Tab S12 Ultra
-
i897 Captivate
Up to 750 h (2G) / Up to 576 h (3G)
Talk time
Galaxy Tab S12 Ultra
-
i897 Captivate
Up to 13 h 30 min (2G) / Up to 6 h 30 min (3G)
Colors
Galaxy Tab S12 Ultra
Gray, Silver
i897 Captivate
Black and Grey
Models
Galaxy Tab S12 Ultra
SM-X940, SM-X946
i897 Captivate
-
SAR EU
Galaxy Tab S12 Ultra
0.47 W/kg (body)
i897 Captivate
0.37 W/kg (head)
Price
Galaxy Tab S12 Ultra
About 1570 EUR
i897 Captivate
About 170 EUR