Screen size
Galaxy Tab S12 UltraWinner: 14.6"+79%
U380 Brightside3.1"
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
U380 Brightside
3
spec wins
Screen size
Technology
Galaxy Tab S12 Ultra
GSM / HSPA / LTE / 5G
U380 Brightside
CDMA / EVDO
2G bands
Galaxy Tab S12 Ultra
GSM 850 / 900 / 1800 / 1900
U380 Brightside
CDMA 800 / 1900
3G bands
Galaxy Tab S12 Ultra
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
U380 Brightside
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
U380 Brightside
-
5G bands
Galaxy Tab S12 Ultra
SA/NSA/Sub6
U380 Brightside
-
Speed
Galaxy Tab S12 Ultra
HSPA, LTE, 5G - cellular model only
U380 Brightside
EV-DO Rev.0, 153.2 Kbps
Announced
Galaxy Tab S12 Ultra
2026, September 30
U380 Brightside
2012, February. Released 2012, March
Status
Galaxy Tab S12 Ultra
Released Oct 7, 2026
U380 Brightside
Discontinued
Dimensions
Galaxy Tab S12 Ultra
326.3 x 208.5 x 5.1 mm (12.85 x 8.21 x 0.20 in)
U380 Brightside
111 x 60 x 14 mm (4.37 x 2.36 x 0.55 in)
Weight
Galaxy Tab S12 Ultra
692 g or 695 g (1.53 lb)
U380 Brightside
122 g (4.30 oz)
Build
Galaxy Tab S12 Ultra
Glass front, aluminum frame, aluminum back
U380 Brightside
-
SIM
Galaxy Tab S12 Ultra
Nano-SIM + eSIM (cellular model only)
U380 Brightside
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
U380 Brightside
-
Keyboard
Galaxy Tab S12 Ultra
-
U380 Brightside
QWERTY
Type
Galaxy Tab S12 Ultra
Dynamic AMOLED 2X, 120Hz, HDR10+, 1000 nits (HBM), 1600 nits (peak)
U380 Brightside
TFT, 256K colors
Size
Galaxy Tab S12 Ultra
14.6 inches, 617.8 cm2 (~90.8% screen-to-body ratio)
U380 Brightside
3.1 inches, 29.8 cm2 (~44.7% screen-to-body ratio)
Resolution
Galaxy Tab S12 Ultra
1848 x 2960 pixels, 16:10 ratio (~239 ppi density)
U380 Brightside
240 x 320 pixels, 4:3 ratio (~129 ppi density)
OS
Galaxy Tab S12 Ultra
Android 17, up to 7 major OS updates, One UI 9
U380 Brightside
-
Chipset
Galaxy Tab S12 Ultra
MediaTek Dimensity 9500 (3 nm)
U380 Brightside
-
CPU
Galaxy Tab S12 Ultra
Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro)
U380 Brightside
-
GPU
Galaxy Tab S12 Ultra
Mali-G1 Ultra MC12
U380 Brightside
-
Card slot
Galaxy Tab S12 Ultra
microSDXC (dedicated slot)
U380 Brightside
microSDHC (dedicated slot)
Internal
Galaxy Tab S12 Ultra
256GB 12GB RAM, 512GB 12GB RAM, 1TB 16GB RAM
U380 Brightside
256MB 128MB RAM
Other
Galaxy Tab S12 Ultra
UFS
U380 Brightside
-
Phonebook
Galaxy Tab S12 Ultra
-
U380 Brightside
Yes, Photocall
Call records
Galaxy Tab S12 Ultra
-
U380 Brightside
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)
U380 Brightside
-
Features
Galaxy Tab S12 Ultra
LED flash, HDR, panorama
U380 Brightside
-
Video
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
U380 Brightside
Yes
Single
Galaxy Tab S12 Ultra
-
U380 Brightside
3.15 MP
Single
Galaxy Tab S12 Ultra
12 MP, f/2.4, 120˚ (ultrawide)
U380 Brightside
-
Features
Galaxy Tab S12 Ultra
HDR
U380 Brightside
-
Video
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
U380 Brightside
-
Other
Galaxy Tab S12 Ultra
-
U380 Brightside
No
Loudspeaker
Galaxy Tab S12 Ultra
Yes, with stereo speakers (4 speakers)
U380 Brightside
Yes
3.5mm jack
Galaxy Tab S12 Ultra
No
U380 Brightside
Yes
WLAN
Galaxy Tab S12 Ultra
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
U380 Brightside
No
Bluetooth
Galaxy Tab S12 Ultra
6.0, A2DP, LE
U380 Brightside
2.1, A2DP, EDR
Positioning
Galaxy Tab S12 Ultra
GPS, GLONASS, BDS, GALILEO
U380 Brightside
GPS, A-GPS
NFC
Galaxy Tab S12 Ultra
No
U380 Brightside
-
Radio
Galaxy Tab S12 Ultra
No
U380 Brightside
-
USB
Galaxy Tab S12 Ultra
USB Type-C 3.2, magnetic connector
U380 Brightside
microUSB 2.0
Sensors
Galaxy Tab S12 Ultra
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
U380 Brightside
Accelerometer, compass
Other
Galaxy Tab S12 Ultra
Wireless Samsung DeX (desktop experience support)
U380 Brightside
SNS integration MP4/H.264 player MP3/WMA/eAAC+ player Organizer Document viewer Photo/video editor Voice memo/dial/commands Predictive text input
Messaging
Galaxy Tab S12 Ultra
-
U380 Brightside
SMS(threaded view), MMS, Email, Push Email, IM
Games
Galaxy Tab S12 Ultra
-
U380 Brightside
Yes
Java
Galaxy Tab S12 Ultra
-
U380 Brightside
No
Type
Galaxy Tab S12 Ultra
Li-Po 11600 mAh
U380 Brightside
Removable Li-Po 1000 mAh battery
Charging
Galaxy Tab S12 Ultra
45W wired, 100% in 95 min
U380 Brightside
-
Stand-by
Galaxy Tab S12 Ultra
-
U380 Brightside
Up to 350 h
Talk time
Galaxy Tab S12 Ultra
-
U380 Brightside
Up to 6 h 30 min
Colors
Galaxy Tab S12 Ultra
Gray, Silver
U380 Brightside
Black
Models
Galaxy Tab S12 Ultra
SM-X940, SM-X946
U380 Brightside
-
SAR EU
Galaxy Tab S12 Ultra
0.47 W/kg (body)
U380 Brightside
-
Price
Galaxy Tab S12 Ultra
About 1570 EUR
U380 Brightside
About 100 EUR
SAR
Galaxy Tab S12 Ultra
-
U380 Brightside
0.75 W/kg (head) 0.75 W/kg (body)