Screen size
Galaxy Tab S12 UltraWinner: 14.6"+86%
Metro 3122.0"
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
Metro 312
2
spec wins
Screen size
Technology
Galaxy Tab S12 Ultra
GSM / HSPA / LTE / 5G
Metro 312
GSM
2G bands
Galaxy Tab S12 Ultra
GSM 850 / 900 / 1800 / 1900
Metro 312
GSM 900 / 1800 - SIM 1 & SIM 2
3G bands
Galaxy Tab S12 Ultra
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Metro 312
-
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
equal specs3.5mm jack
SD card
equal specsStereo speakers
Metro 312
-
5G bands
Galaxy Tab S12 Ultra
SA/NSA/Sub6
Metro 312
-
Speed
Galaxy Tab S12 Ultra
HSPA, LTE, 5G - cellular model only
Metro 312
-
GPRS
Galaxy Tab S12 Ultra
-
Metro 312
Class 12
EDGE
Galaxy Tab S12 Ultra
-
Metro 312
No
Announced
Galaxy Tab S12 Ultra
2026, September 30
Metro 312
2014, May. Released 2014, June
Status
Galaxy Tab S12 Ultra
Released Oct 7, 2026
Metro 312
Discontinued
Dimensions
Galaxy Tab S12 Ultra
326.3 x 208.5 x 5.1 mm (12.85 x 8.21 x 0.20 in)
Metro 312
112.7 x 46.4 x 13.1 mm (4.44 x 1.83 x 0.52 in)
Weight
Galaxy Tab S12 Ultra
692 g or 695 g (1.53 lb)
Metro 312
74 g (2.61 oz)
Build
Galaxy Tab S12 Ultra
Glass front, aluminum frame, aluminum back
Metro 312
-
SIM
Galaxy Tab S12 Ultra
Nano-SIM + eSIM (cellular model only)
Metro 312
Dual SIM, (Mini-SIM, dual stand-by)
Other
Galaxy Tab S12 Ultra
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) Stylus support Enhanced Armor Aluminum
Metro 312
-
Type
Galaxy Tab S12 Ultra
Dynamic AMOLED 2X, 120Hz, HDR10+, 1000 nits (HBM), 1600 nits (peak)
Metro 312
TFT, 65K colors
Size
Galaxy Tab S12 Ultra
14.6 inches, 617.8 cm2 (~90.8% screen-to-body ratio)
Metro 312
2.0 inches, 12.6 cm2 (~24.1% screen-to-body ratio)
Resolution
Galaxy Tab S12 Ultra
1848 x 2960 pixels, 16:10 ratio (~239 ppi density)
Metro 312
128 x 160 pixels (~102 ppi density)
OS
Galaxy Tab S12 Ultra
Android 17, up to 7 major OS updates, One UI 9
Metro 312
-
Chipset
Galaxy Tab S12 Ultra
MediaTek Dimensity 9500 (3 nm)
Metro 312
-
CPU
Galaxy Tab S12 Ultra
Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro)
Metro 312
208 MHz
GPU
Galaxy Tab S12 Ultra
Mali-G1 Ultra MC12
Metro 312
-
Card slot
Galaxy Tab S12 Ultra
microSDXC (dedicated slot)
Metro 312
microSDHC (dedicated slot)
Internal
Galaxy Tab S12 Ultra
256GB 12GB RAM, 512GB 12GB RAM, 1TB 16GB RAM
Metro 312
-
Other
Galaxy Tab S12 Ultra
UFS
Metro 312
-
Phonebook
Galaxy Tab S12 Ultra
-
Metro 312
Yes
Call records
Galaxy Tab S12 Ultra
-
Metro 312
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)
Metro 312
-
Features
Galaxy Tab S12 Ultra
LED flash, HDR, panorama
Metro 312
-
Video
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
Metro 312
QCIF@15ps
Single
Galaxy Tab S12 Ultra
-
Metro 312
0.3 MP
Single
Galaxy Tab S12 Ultra
12 MP, f/2.4, 120˚ (ultrawide)
Metro 312
-
Features
Galaxy Tab S12 Ultra
HDR
Metro 312
-
Video
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
Metro 312
-
Other
Galaxy Tab S12 Ultra
-
Metro 312
No
Loudspeaker
Galaxy Tab S12 Ultra
Yes, with stereo speakers (4 speakers)
Metro 312
Yes
3.5mm jack
Galaxy Tab S12 Ultra
No
Metro 312
Yes
WLAN
Galaxy Tab S12 Ultra
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
Metro 312
No
Bluetooth
Galaxy Tab S12 Ultra
6.0, A2DP, LE
Metro 312
3.0, A2DP
Positioning
Galaxy Tab S12 Ultra
GPS, GLONASS, BDS, GALILEO
Metro 312
No
NFC
Galaxy Tab S12 Ultra
No
Metro 312
No
Radio
Galaxy Tab S12 Ultra
No
Metro 312
Stereo FM radio
USB
Galaxy Tab S12 Ultra
USB Type-C 3.2, magnetic connector
Metro 312
microUSB 2.0
Sensors
Galaxy Tab S12 Ultra
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Metro 312
Other
Galaxy Tab S12 Ultra
Wireless Samsung DeX (desktop experience support)
Metro 312
SNS applications MP3/WMA/eAAC+ player MP4/H.263 player Organizer Voice memo Predictive text input
Messaging
Galaxy Tab S12 Ultra
-
Metro 312
SMS, MMS, Email, Push Email, IM
Games
Galaxy Tab S12 Ultra
-
Metro 312
Yes
Java
Galaxy Tab S12 Ultra
-
Metro 312
Yes, MIDP 2.0
Type
Galaxy Tab S12 Ultra
Li-Po 11600 mAh
Metro 312
Li-Ion 1000 mAh, removable
Charging
Galaxy Tab S12 Ultra
45W wired, 100% in 95 min
Metro 312
-
Talk time
Galaxy Tab S12 Ultra
-
Metro 312
Up to 12 h (3G)
Colors
Galaxy Tab S12 Ultra
Gray, Silver
Metro 312
White
Models
Galaxy Tab S12 Ultra
SM-X940, SM-X946
Metro 312
SM-B312E
SAR EU
Galaxy Tab S12 Ultra
0.47 W/kg (body)
Metro 312
1.06 W/kg (head)
Price
Galaxy Tab S12 Ultra
About 1570 EUR
Metro 312
-