Screen size
Galaxy Tab S12 UltraWinner: 14.6"
Z310—
Quick verdict
Galaxy Tab S12 Ultra leads the measured specs 20-1.
Measured wins
Galaxy Tab S12 Ultra
20
spec wins
Overall winner
Ties
2
equal specs
Z310
1
spec wins
Screen size
Technology
Galaxy Tab S12 Ultra
GSM / HSPA / LTE / 5G
Z310
GSM / UMTS
2G bands
Galaxy Tab S12 Ultra
GSM 850 / 900 / 1800 / 1900
Z310
GSM 900 / 1800 / 1900
3G bands
Galaxy Tab S12 Ultra
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Z310
UMTS 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
equal specsSD card
equal specsStereo speakers
Z310
-
5G bands
Galaxy Tab S12 Ultra
SA/NSA/Sub6
Z310
-
Speed
Galaxy Tab S12 Ultra
HSPA, LTE, 5G - cellular model only
Z310
Yes, 384 kbps
Announced
Galaxy Tab S12 Ultra
2026, September 30
Z310
2006, February
Status
Galaxy Tab S12 Ultra
Released Oct 7, 2026
Z310
Discontinued
Dimensions
Galaxy Tab S12 Ultra
326.3 x 208.5 x 5.1 mm (12.85 x 8.21 x 0.20 in)
Z310
89 x 48 x 23 mm (3.50 x 1.89 x 0.91 in)
Weight
Galaxy Tab S12 Ultra
692 g or 695 g (1.53 lb)
Z310
105 g (3.70 oz)
Build
Galaxy Tab S12 Ultra
Glass front, aluminum frame, aluminum back
Z310
-
SIM
Galaxy Tab S12 Ultra
Nano-SIM + eSIM (cellular model only)
Z310
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
Z310
-
Type
Galaxy Tab S12 Ultra
Dynamic AMOLED 2X, 120Hz, HDR10+, 1000 nits (HBM), 1600 nits (peak)
Z310
TFT, 256K colors
Size
Galaxy Tab S12 Ultra
14.6 inches, 617.8 cm2 (~90.8% screen-to-body ratio)
Z310
Resolution
Galaxy Tab S12 Ultra
1848 x 2960 pixels, 16:10 ratio (~239 ppi density)
Z310
176 x 220 pixels, 2.0 inch
OS
Galaxy Tab S12 Ultra
Android 17, up to 7 major OS updates, One UI 9
Z310
-
Chipset
Galaxy Tab S12 Ultra
MediaTek Dimensity 9500 (3 nm)
Z310
-
CPU
Galaxy Tab S12 Ultra
Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro)
Z310
-
GPU
Galaxy Tab S12 Ultra
Mali-G1 Ultra MC12
Z310
-
Card slot
Galaxy Tab S12 Ultra
microSDXC (dedicated slot)
Z310
microSD (dedicated slot)
Internal
Galaxy Tab S12 Ultra
256GB 12GB RAM, 512GB 12GB RAM, 1TB 16GB RAM
Z310
50MB
Other
Galaxy Tab S12 Ultra
UFS
Z310
-
Phonebook
Galaxy Tab S12 Ultra
-
Z310
1000 entries, Photocall
Call records
Galaxy Tab S12 Ultra
-
Z310
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)
Z310
-
Features
Galaxy Tab S12 Ultra
LED flash, HDR, panorama
Z310
LED flash
Video
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
Z310
Yes
Single
Galaxy Tab S12 Ultra
-
Z310
1 MP
Single
Galaxy Tab S12 Ultra
12 MP, f/2.4, 120˚ (ultrawide)
Z310
Yes
Features
Galaxy Tab S12 Ultra
HDR
Z310
-
Video
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
Z310
Loudspeaker
Galaxy Tab S12 Ultra
Yes, with stereo speakers (4 speakers)
Z310
Yes
3.5mm jack
Galaxy Tab S12 Ultra
No
Z310
No
Alert types
Galaxy Tab S12 Ultra
-
Z310
Vibration; Downloadable polyphonic ringtones
WLAN
Galaxy Tab S12 Ultra
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
Z310
No
Bluetooth
Galaxy Tab S12 Ultra
6.0, A2DP, LE
Z310
Yes
Positioning
Galaxy Tab S12 Ultra
GPS, GLONASS, BDS, GALILEO
Z310
No
NFC
Galaxy Tab S12 Ultra
No
Z310
-
Radio
Galaxy Tab S12 Ultra
No
Z310
No
USB
Galaxy Tab S12 Ultra
USB Type-C 3.2, magnetic connector
Z310
Proprietary
Sensors
Galaxy Tab S12 Ultra
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Z310
Other
Galaxy Tab S12 Ultra
Wireless Samsung DeX (desktop experience support)
Z310
Video telephony & streaming MP3/AAC/AAC+ player Predictive text input Organizer Voice memo Document viewer (Word, Excel, PowerPoint, PDF)
Messaging
Galaxy Tab S12 Ultra
-
Z310
SMS, MMS, Email
Browser
Galaxy Tab S12 Ultra
-
Z310
WAP 2.0/xHTML
Games
Galaxy Tab S12 Ultra
-
Z310
Powerinlinex, TheLastAge + downloadable
Java
Galaxy Tab S12 Ultra
-
Z310
Yes, MIDP 2.0
Type
Galaxy Tab S12 Ultra
Li-Po 11600 mAh
Z310
Removable Li-Ion 950 mAh battery
Charging
Galaxy Tab S12 Ultra
45W wired, 100% in 95 min
Z310
-
Stand-by
Galaxy Tab S12 Ultra
-
Z310
Up to 240 h
Talk time
Galaxy Tab S12 Ultra
-
Z310
Up to 3 h
Colors
Galaxy Tab S12 Ultra
Gray, Silver
Z310
Silver
Models
Galaxy Tab S12 Ultra
SM-X940, SM-X946
Z310
-
SAR EU
Galaxy Tab S12 Ultra
0.47 W/kg (body)
Z310
0.81 W/kg (head)
Price
Galaxy Tab S12 Ultra
About 1570 EUR
Z310
-
SAR
Galaxy Tab S12 Ultra
-
Z310
0.55 W/kg (head) 0.34 W/kg (body)