Screen size
Galaxy Tab S12 UltraWinner: 14.6"+79%
T746 Impact3.0"
Quick verdict
Galaxy Tab S12 Ultra leads the measured specs 19-2.
Measured wins
Galaxy Tab S12 Ultra
19
spec wins
Overall winner
Ties
2
equal specs
T746 Impact
2
spec wins
Screen size
Technology
Galaxy Tab S12 Ultra
GSM / HSPA / LTE / 5G
T746 Impact
GSM / HSPA
2G bands
Galaxy Tab S12 Ultra
GSM 850 / 900 / 1800 / 1900
T746 Impact
GSM 850 / 900 / 1800 / 1900
3G bands
Galaxy Tab S12 Ultra
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
T746 Impact
HSDPA 850 / 1900 , HSDPA 1700 / 2100 - for T-Mobile
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
equal specsSD card
equal specsStereo speakers
T746 Impact
-
5G bands
Galaxy Tab S12 Ultra
SA/NSA/Sub6
T746 Impact
-
Speed
Galaxy Tab S12 Ultra
HSPA, LTE, 5G - cellular model only
T746 Impact
HSPA
Announced
Galaxy Tab S12 Ultra
2026, September 30
T746 Impact
2009, June. Released 2009, July
Status
Galaxy Tab S12 Ultra
Released Oct 7, 2026
T746 Impact
Discontinued
Dimensions
Galaxy Tab S12 Ultra
326.3 x 208.5 x 5.1 mm (12.85 x 8.21 x 0.20 in)
T746 Impact
108 x 54 x 13.7 mm (4.25 x 2.13 x 0.54 in)
Weight
Galaxy Tab S12 Ultra
692 g or 695 g (1.53 lb)
T746 Impact
105 g (3.70 oz)
Build
Galaxy Tab S12 Ultra
Glass front, aluminum frame, aluminum back
T746 Impact
-
SIM
Galaxy Tab S12 Ultra
Nano-SIM + eSIM (cellular model only)
T746 Impact
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
T746 Impact
-
Type
Galaxy Tab S12 Ultra
Dynamic AMOLED 2X, 120Hz, HDR10+, 1000 nits (HBM), 1600 nits (peak)
T746 Impact
TFT, 16M colors
Size
Galaxy Tab S12 Ultra
14.6 inches, 617.8 cm2 (~90.8% screen-to-body ratio)
T746 Impact
3.0 inches, 25.6 cm2 (~43.9% screen-to-body ratio)
Resolution
Galaxy Tab S12 Ultra
1848 x 2960 pixels, 16:10 ratio (~239 ppi density)
T746 Impact
240 x 400 pixels, 5:3 ratio (~155 ppi density)
OS
Galaxy Tab S12 Ultra
Android 17, up to 7 major OS updates, One UI 9
T746 Impact
-
Chipset
Galaxy Tab S12 Ultra
MediaTek Dimensity 9500 (3 nm)
T746 Impact
-
CPU
Galaxy Tab S12 Ultra
Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro)
T746 Impact
-
GPU
Galaxy Tab S12 Ultra
Mali-G1 Ultra MC12
T746 Impact
-
Card slot
Galaxy Tab S12 Ultra
microSDXC (dedicated slot)
T746 Impact
microSDHC (dedicated slot)
Internal
Galaxy Tab S12 Ultra
256GB 12GB RAM, 512GB 12GB RAM, 1TB 16GB RAM
T746 Impact
60MB
Other
Galaxy Tab S12 Ultra
UFS
T746 Impact
-
Phonebook
Galaxy Tab S12 Ultra
-
T746 Impact
2000 entries, Photocall
Call records
Galaxy Tab S12 Ultra
-
T746 Impact
Yes
Dual
Galaxy Tab S12 Ultra
13 MP, f/2.0, 26mm (wide), 1/3.4", 1.0µm, AF 8 MP, f/2.2, (ultrawide)
T746 Impact
-
Features
Galaxy Tab S12 Ultra
LED flash, HDR, panorama
T746 Impact
-
Video
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
T746 Impact
Yes
Single
Galaxy Tab S12 Ultra
-
T746 Impact
3.15 MP
Single
Galaxy Tab S12 Ultra
12 MP, f/2.4, 120˚ (ultrawide)
T746 Impact
-
Features
Galaxy Tab S12 Ultra
HDR
T746 Impact
-
Video
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
T746 Impact
-
Other
Galaxy Tab S12 Ultra
-
T746 Impact
No
Loudspeaker
Galaxy Tab S12 Ultra
Yes, with stereo speakers (4 speakers)
T746 Impact
Yes
3.5mm jack
Galaxy Tab S12 Ultra
No
T746 Impact
No
WLAN
Galaxy Tab S12 Ultra
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
T746 Impact
No
Bluetooth
Galaxy Tab S12 Ultra
6.0, A2DP, LE
T746 Impact
2.0, A2DP
Positioning
Galaxy Tab S12 Ultra
GPS, GLONASS, BDS, GALILEO
T746 Impact
No
NFC
Galaxy Tab S12 Ultra
No
T746 Impact
-
Radio
Galaxy Tab S12 Ultra
No
T746 Impact
No
USB
Galaxy Tab S12 Ultra
USB Type-C 3.2, magnetic connector
T746 Impact
2.0
Sensors
Galaxy Tab S12 Ultra
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
T746 Impact
Accelerometer
Other
Galaxy Tab S12 Ultra
Wireless Samsung DeX (desktop experience support)
T746 Impact
MP3/WMA/eAAC+ player H.264/MP4 player Organizer Predictive text input
Messaging
Galaxy Tab S12 Ultra
-
T746 Impact
SMS, MMS, Email, IM
Browser
Galaxy Tab S12 Ultra
-
T746 Impact
WAP 2.0/xHTML, HTML
Games
Galaxy Tab S12 Ultra
-
T746 Impact
Yes + downloadable
Java
Galaxy Tab S12 Ultra
-
T746 Impact
Yes, MIDP 2.0
Type
Galaxy Tab S12 Ultra
Li-Po 11600 mAh
T746 Impact
Removable Li-Ion 1200 mAh battery
Charging
Galaxy Tab S12 Ultra
45W wired, 100% in 95 min
T746 Impact
-
Stand-by
Galaxy Tab S12 Ultra
-
T746 Impact
Up to 450 h
Talk time
Galaxy Tab S12 Ultra
-
T746 Impact
Up to 6 h 30 min
Colors
Galaxy Tab S12 Ultra
Gray, Silver
T746 Impact
Fire, Ice
Models
Galaxy Tab S12 Ultra
SM-X940, SM-X946
T746 Impact
-
SAR EU
Galaxy Tab S12 Ultra
0.47 W/kg (body)
T746 Impact
-
Price
Galaxy Tab S12 Ultra
About 1570 EUR
T746 Impact
About 80 EUR
SAR
Galaxy Tab S12 Ultra
-
T746 Impact
1.13 W/kg (head)