Screen size
Galaxy Tab S12 UltraWinner: 14.6"+78%
R730 Transfix3.2"
Quick verdict
Galaxy Tab S12 Ultra leads the measured specs 19-3.
Measured wins
Galaxy Tab S12 Ultra
19
spec wins
Overall winner
Ties
1
equal specs
R730 Transfix
3
spec wins
Screen size
Technology
Galaxy Tab S12 Ultra
GSM / HSPA / LTE / 5G
R730 Transfix
CDMA / EVDO
2G bands
Galaxy Tab S12 Ultra
GSM 850 / 900 / 1800 / 1900
R730 Transfix
CDMA 800 / 1900 / 850
3G bands
Galaxy Tab S12 Ultra
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
R730 Transfix
CDMA2000 1xEV-DO
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
R730 Transfix
-
5G bands
Galaxy Tab S12 Ultra
SA/NSA/Sub6
R730 Transfix
-
Speed
Galaxy Tab S12 Ultra
HSPA, LTE, 5G - cellular model only
R730 Transfix
EV-DO Rev.A 3.1 Mbps
Announced
Galaxy Tab S12 Ultra
2026, September 30
R730 Transfix
2011, October. Released 2011, October
Status
Galaxy Tab S12 Ultra
Released Oct 7, 2026
R730 Transfix
Discontinued
Dimensions
Galaxy Tab S12 Ultra
326.3 x 208.5 x 5.1 mm (12.85 x 8.21 x 0.20 in)
R730 Transfix
114 x 57 x 15 mm (4.49 x 2.24 x 0.59 in)
Weight
Galaxy Tab S12 Ultra
692 g or 695 g (1.53 lb)
R730 Transfix
126 g (4.44 oz)
Build
Galaxy Tab S12 Ultra
Glass front, aluminum frame, aluminum back
R730 Transfix
-
SIM
Galaxy Tab S12 Ultra
Nano-SIM + eSIM (cellular model only)
R730 Transfix
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
R730 Transfix
-
Keyboard
Galaxy Tab S12 Ultra
-
R730 Transfix
QWERTY
Type
Galaxy Tab S12 Ultra
Dynamic AMOLED 2X, 120Hz, HDR10+, 1000 nits (HBM), 1600 nits (peak)
R730 Transfix
TFT, 256K colors
Size
Galaxy Tab S12 Ultra
14.6 inches, 617.8 cm2 (~90.8% screen-to-body ratio)
R730 Transfix
3.2 inches, 30.5 cm2 (~46.9% screen-to-body ratio)
Resolution
Galaxy Tab S12 Ultra
1848 x 2960 pixels, 16:10 ratio (~239 ppi density)
R730 Transfix
320 x 480 pixels, 3:2 ratio (~180 ppi density)
OS
Galaxy Tab S12 Ultra
Android 17, up to 7 major OS updates, One UI 9
R730 Transfix
Android 2.3 (Gingerbread)
Chipset
Galaxy Tab S12 Ultra
MediaTek Dimensity 9500 (3 nm)
R730 Transfix
-
CPU
Galaxy Tab S12 Ultra
Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro)
R730 Transfix
800 MHz
GPU
Galaxy Tab S12 Ultra
Mali-G1 Ultra MC12
R730 Transfix
-
Card slot
Galaxy Tab S12 Ultra
microSDXC (dedicated slot)
R730 Transfix
microSDHC (dedicated slot)
Internal
Galaxy Tab S12 Ultra
256GB 12GB RAM, 512GB 12GB RAM, 1TB 16GB RAM
R730 Transfix
125MB
Other
Galaxy Tab S12 Ultra
UFS
R730 Transfix
-
Dual
Galaxy Tab S12 Ultra
13 MP, f/2.0, 26mm (wide), 1/3.4", 1.0µm, AF 8 MP, f/2.2, (ultrawide)
R730 Transfix
-
Features
Galaxy Tab S12 Ultra
LED flash, HDR, panorama
R730 Transfix
-
Video
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
R730 Transfix
Yes
Single
Galaxy Tab S12 Ultra
-
R730 Transfix
3.15 MP
Single
Galaxy Tab S12 Ultra
12 MP, f/2.4, 120˚ (ultrawide)
R730 Transfix
-
Features
Galaxy Tab S12 Ultra
HDR
R730 Transfix
-
Video
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
R730 Transfix
-
Other
Galaxy Tab S12 Ultra
-
R730 Transfix
No
Loudspeaker
Galaxy Tab S12 Ultra
Yes, with stereo speakers (4 speakers)
R730 Transfix
Yes
3.5mm jack
Galaxy Tab S12 Ultra
No
R730 Transfix
Yes
WLAN
Galaxy Tab S12 Ultra
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
R730 Transfix
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
Galaxy Tab S12 Ultra
6.0, A2DP, LE
R730 Transfix
2.1, A2DP
Positioning
Galaxy Tab S12 Ultra
GPS, GLONASS, BDS, GALILEO
R730 Transfix
GPS, A-GPS
NFC
Galaxy Tab S12 Ultra
No
R730 Transfix
-
Radio
Galaxy Tab S12 Ultra
No
R730 Transfix
No
USB
Galaxy Tab S12 Ultra
USB Type-C 3.2, magnetic connector
R730 Transfix
microUSB 2.0
Sensors
Galaxy Tab S12 Ultra
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
R730 Transfix
Accelerometer, proximity, compass
Other
Galaxy Tab S12 Ultra
Wireless Samsung DeX (desktop experience support)
R730 Transfix
MP4/H.264 player MP3/WAV/WMA/eAAC+ player Organizer Photo/video editor Document viewer Voice memo/dial Predictive text input
Type
Galaxy Tab S12 Ultra
Li-Po 11600 mAh
R730 Transfix
Removable Li-Ion 1500 mAh battery
Charging
Galaxy Tab S12 Ultra
45W wired, 100% in 95 min
R730 Transfix
-
Stand-by
Galaxy Tab S12 Ultra
-
R730 Transfix
Up to 200 h
Talk time
Galaxy Tab S12 Ultra
-
R730 Transfix
Up to 3 h 20 min
Colors
Galaxy Tab S12 Ultra
Gray, Silver
R730 Transfix
Black
Models
Galaxy Tab S12 Ultra
SM-X940, SM-X946
R730 Transfix
-
SAR EU
Galaxy Tab S12 Ultra
0.47 W/kg (body)
R730 Transfix
-
Price
Galaxy Tab S12 Ultra
About 1570 EUR
R730 Transfix
About 130 EUR
SAR
Galaxy Tab S12 Ultra
-
R730 Transfix
0.64 W/kg (head) 1.05 W/kg (body)