Screen size
Galaxy Tab S12 UltraWinner: 14.6"+88%
X8001.8"
Quick verdict
Galaxy Tab S12 Ultra leads the measured specs 19-1.
Measured wins
Galaxy Tab S12 Ultra
19
spec wins
Overall winner
Ties
3
equal specs
X800
1
spec wins
Screen size
Technology
Galaxy Tab S12 Ultra
GSM / HSPA / LTE / 5G
X800
GSM
2G bands
Galaxy Tab S12 Ultra
GSM 850 / 900 / 1800 / 1900
X800
GSM 900 / 1800 / 1900
3G bands
Galaxy Tab S12 Ultra
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
X800
-
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
equal specsX800
-
5G bands
Galaxy Tab S12 Ultra
SA/NSA/Sub6
X800
-
Speed
Galaxy Tab S12 Ultra
HSPA, LTE, 5G - cellular model only
X800
-
GPRS
Galaxy Tab S12 Ultra
-
X800
Class 10
EDGE
Galaxy Tab S12 Ultra
-
X800
No
Announced
Galaxy Tab S12 Ultra
2026, September 30
X800
2005, Q1
Status
Galaxy Tab S12 Ultra
Released Oct 7, 2026
X800
Discontinued
Dimensions
Galaxy Tab S12 Ultra
326.3 x 208.5 x 5.1 mm (12.85 x 8.21 x 0.20 in)
X800
89 x 45 x 24 mm (3.50 x 1.77 x 0.94 in)
Weight
Galaxy Tab S12 Ultra
692 g or 695 g (1.53 lb)
X800
89 g (3.14 oz)
Build
Galaxy Tab S12 Ultra
Glass front, aluminum frame, aluminum back
X800
-
SIM
Galaxy Tab S12 Ultra
Nano-SIM + eSIM (cellular model only)
X800
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
X800
-
Type
Galaxy Tab S12 Ultra
Dynamic AMOLED 2X, 120Hz, HDR10+, 1000 nits (HBM), 1600 nits (peak)
X800
TFT, 256K colors
Size
Galaxy Tab S12 Ultra
14.6 inches, 617.8 cm2 (~90.8% screen-to-body ratio)
X800
1.8 inches, 28 x 35 mm, 10.2 cm2 (~25.5% screen-to-body ratio)
Resolution
Galaxy Tab S12 Ultra
1848 x 2960 pixels, 16:10 ratio (~239 ppi density)
X800
176 x 220 pixels, 6 lines (~157 ppi density)
Other
Galaxy Tab S12 Ultra
-
X800
Second external display UFB, 65K colors (96 x 96 pixels) Wallpapers Downloadable pictures
OS
Galaxy Tab S12 Ultra
Android 17, up to 7 major OS updates, One UI 9
X800
-
Chipset
Galaxy Tab S12 Ultra
MediaTek Dimensity 9500 (3 nm)
X800
-
CPU
Galaxy Tab S12 Ultra
Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro)
X800
-
GPU
Galaxy Tab S12 Ultra
Mali-G1 Ultra MC12
X800
-
Card slot
Galaxy Tab S12 Ultra
microSDXC (dedicated slot)
X800
microSD (dedicated slot)
Internal
Galaxy Tab S12 Ultra
256GB 12GB RAM, 512GB 12GB RAM, 1TB 16GB RAM
X800
80MB
Other
Galaxy Tab S12 Ultra
UFS
X800
4 MB for Java applications 200 short messages
Phonebook
Galaxy Tab S12 Ultra
-
X800
1000 x 10 fields, Photo call
Call records
Galaxy Tab S12 Ultra
-
X800
20 dialed, 20 received, 20 missed calls
Dual
Galaxy Tab S12 Ultra
13 MP, f/2.0, 26mm (wide), 1/3.4", 1.0µm, AF 8 MP, f/2.2, (ultrawide)
X800
-
Features
Galaxy Tab S12 Ultra
LED flash, HDR, panorama
X800
LED flash
Video
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
X800
Yes
Single
Galaxy Tab S12 Ultra
-
X800
1.3 MP
Single
Galaxy Tab S12 Ultra
12 MP, f/2.4, 120˚ (ultrawide)
X800
-
Features
Galaxy Tab S12 Ultra
HDR
X800
-
Video
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
X800
-
Other
Galaxy Tab S12 Ultra
-
X800
No
Loudspeaker
Galaxy Tab S12 Ultra
Yes, with stereo speakers (4 speakers)
X800
Yes, with stereo speakers
3.5mm jack
Galaxy Tab S12 Ultra
No
X800
No
Alert types
Galaxy Tab S12 Ultra
-
X800
Vibration; Downloadable polyphonic, MP3 ringtones
Other
Galaxy Tab S12 Ultra
-
X800
Dual speker
WLAN
Galaxy Tab S12 Ultra
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
X800
No
Bluetooth
Galaxy Tab S12 Ultra
6.0, A2DP, LE
X800
1.2, A2DP
Positioning
Galaxy Tab S12 Ultra
GPS, GLONASS, BDS, GALILEO
X800
No
NFC
Galaxy Tab S12 Ultra
No
X800
-
Radio
Galaxy Tab S12 Ultra
No
X800
No
USB
Galaxy Tab S12 Ultra
USB Type-C 3.2, magnetic connector
X800
Proprietary
Sensors
Galaxy Tab S12 Ultra
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
X800
Other
Galaxy Tab S12 Ultra
Wireless Samsung DeX (desktop experience support)
X800
MP3/AAC/MP4 player Predictive text input Organizer Voice memo
Messaging
Galaxy Tab S12 Ultra
-
X800
SMS, EMS, MMS, Email
Browser
Galaxy Tab S12 Ultra
-
X800
WAP 2.0/xHTML
Games
Galaxy Tab S12 Ultra
-
X800
Yes + downloadable
Java
Galaxy Tab S12 Ultra
-
X800
Yes, MIDP 2.0
Type
Galaxy Tab S12 Ultra
Li-Po 11600 mAh
X800
Removable Li-Ion 800 mAh battery
Charging
Galaxy Tab S12 Ultra
45W wired, 100% in 95 min
X800
-
Stand-by
Galaxy Tab S12 Ultra
-
X800
Up to 200 h
Talk time
Galaxy Tab S12 Ultra
-
X800
Up to 5 h
Colors
Galaxy Tab S12 Ultra
Gray, Silver
X800
Silver
Models
Galaxy Tab S12 Ultra
SM-X940, SM-X946
X800
-
SAR EU
Galaxy Tab S12 Ultra
0.47 W/kg (body)
X800
0.86 W/kg (head)
Price
Galaxy Tab S12 Ultra
About 1570 EUR
X800
About 100 EUR