Screen size
Galaxy Tab S12 UltraWinner: 14.6"+78%
Wave Y S53803.2"
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
Wave Y S5380
3
spec wins
Screen size
Technology
Galaxy Tab S12 Ultra
GSM / HSPA / LTE / 5G
Wave Y S5380
GSM / HSPA
2G bands
Galaxy Tab S12 Ultra
GSM 850 / 900 / 1800 / 1900
Wave Y S5380
GSM 850 / 900 / 1800 / 1900
3G bands
Galaxy Tab S12 Ultra
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Wave Y S5380
HSDPA 900 / 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
SD card
equal specsStereo speakers
Wave Y S5380
-
5G bands
Galaxy Tab S12 Ultra
SA/NSA/Sub6
Wave Y S5380
-
Speed
Galaxy Tab S12 Ultra
HSPA, LTE, 5G - cellular model only
Wave Y S5380
HSPA 7.2/0.384 Mbps
Announced
Galaxy Tab S12 Ultra
2026, September 30
Wave Y S5380
2011, August. Released 2011, November
Status
Galaxy Tab S12 Ultra
Released Oct 7, 2026
Wave Y S5380
Discontinued
Dimensions
Galaxy Tab S12 Ultra
326.3 x 208.5 x 5.1 mm (12.85 x 8.21 x 0.20 in)
Wave Y S5380
110 x 58.2 x 12.3 mm (4.33 x 2.29 x 0.48 in)
Weight
Galaxy Tab S12 Ultra
692 g or 695 g (1.53 lb)
Wave Y S5380
102.4 g (3.60 oz)
Build
Galaxy Tab S12 Ultra
Glass front, aluminum frame, aluminum back
Wave Y S5380
-
SIM
Galaxy Tab S12 Ultra
Nano-SIM + eSIM (cellular model only)
Wave Y S5380
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
Wave Y S5380
-
Type
Galaxy Tab S12 Ultra
Dynamic AMOLED 2X, 120Hz, HDR10+, 1000 nits (HBM), 1600 nits (peak)
Wave Y S5380
TFT
Size
Galaxy Tab S12 Ultra
14.6 inches, 617.8 cm2 (~90.8% screen-to-body ratio)
Wave Y S5380
3.2 inches, 30.5 cm2 (~47.6% screen-to-body ratio)
Resolution
Galaxy Tab S12 Ultra
1848 x 2960 pixels, 16:10 ratio (~239 ppi density)
Wave Y S5380
320 x 480 pixels, 3:2 ratio (~180 ppi density)
Other
Galaxy Tab S12 Ultra
-
Wave Y S5380
TouchWiz UI
OS
Galaxy Tab S12 Ultra
Android 17, up to 7 major OS updates, One UI 9
Wave Y S5380
bada 2.0
Chipset
Galaxy Tab S12 Ultra
MediaTek Dimensity 9500 (3 nm)
Wave Y S5380
-
CPU
Galaxy Tab S12 Ultra
Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro)
Wave Y S5380
832 MHz
GPU
Galaxy Tab S12 Ultra
Mali-G1 Ultra MC12
Wave Y S5380
-
Card slot
Galaxy Tab S12 Ultra
microSDXC (dedicated slot)
Wave Y S5380
microSDHC (dedicated slot), 2 GB included
Internal
Galaxy Tab S12 Ultra
256GB 12GB RAM, 512GB 12GB RAM, 1TB 16GB RAM
Wave Y S5380
150MB
Other
Galaxy Tab S12 Ultra
UFS
Wave Y S5380
-
Dual
Galaxy Tab S12 Ultra
13 MP, f/2.0, 26mm (wide), 1/3.4", 1.0µm, AF 8 MP, f/2.2, (ultrawide)
Wave Y S5380
-
Features
Galaxy Tab S12 Ultra
LED flash, HDR, panorama
Wave Y S5380
-
Video
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
Wave Y S5380
w480p@30fps
Single
Galaxy Tab S12 Ultra
-
Wave Y S5380
2 MP
Single
Galaxy Tab S12 Ultra
12 MP, f/2.4, 120˚ (ultrawide)
Wave Y S5380
-
Features
Galaxy Tab S12 Ultra
HDR
Wave Y S5380
-
Video
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
Wave Y S5380
-
Other
Galaxy Tab S12 Ultra
-
Wave Y S5380
No
Loudspeaker
Galaxy Tab S12 Ultra
Yes, with stereo speakers (4 speakers)
Wave Y S5380
Yes
3.5mm jack
Galaxy Tab S12 Ultra
No
Wave Y S5380
Yes
WLAN
Galaxy Tab S12 Ultra
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
Wave Y S5380
Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Bluetooth
Galaxy Tab S12 Ultra
6.0, A2DP, LE
Wave Y S5380
3.0, A2DP
Positioning
Galaxy Tab S12 Ultra
GPS, GLONASS, BDS, GALILEO
Wave Y S5380
GPS, A-GPS
NFC
Galaxy Tab S12 Ultra
No
Wave Y S5380
Carrier dependent
Radio
Galaxy Tab S12 Ultra
No
Wave Y S5380
Stereo FM radio, RDS
USB
Galaxy Tab S12 Ultra
USB Type-C 3.2, magnetic connector
Wave Y S5380
microUSB 2.0
Sensors
Galaxy Tab S12 Ultra
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Wave Y S5380
Accelerometer, proximity
Other
Galaxy Tab S12 Ultra
Wireless Samsung DeX (desktop experience support)
Wave Y S5380
Samsung ChatON MP3/WAV/eAAC+ player MP4/H.264 player Organizer Photo editor Voice memo Predictive text input
Type
Galaxy Tab S12 Ultra
Li-Po 11600 mAh
Wave Y S5380
Removable Li-Ion 1200 mAh battery
Charging
Galaxy Tab S12 Ultra
45W wired, 100% in 95 min
Wave Y S5380
-
Stand-by
Galaxy Tab S12 Ultra
-
Wave Y S5380
Up to 570 h
Talk time
Galaxy Tab S12 Ultra
-
Wave Y S5380
Up to 6 h 40 min
Colors
Galaxy Tab S12 Ultra
Gray, Silver
Wave Y S5380
Black, LaFleur edition
Models
Galaxy Tab S12 Ultra
SM-X940, SM-X946
Wave Y S5380
-
SAR EU
Galaxy Tab S12 Ultra
0.47 W/kg (body)
Wave Y S5380
0.80 W/kg (head)
Price
Galaxy Tab S12 Ultra
About 1570 EUR
Wave Y S5380
About 90 EUR
SAR
Galaxy Tab S12 Ultra
-
Wave Y S5380
0.82 W/kg (head) 1.08 W/kg (body)