Screen size
Galaxy Tab S12 UltraWinner: 14.6"+82%
Galaxy Y Pro Duos B55122.6"
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
Galaxy Y Pro Duos B5512
3
spec wins
Screen size
Technology
Galaxy Tab S12 Ultra
GSM / HSPA / LTE / 5G
Galaxy Y Pro Duos B5512
GSM / HSPA
2G bands
Galaxy Tab S12 Ultra
GSM 850 / 900 / 1800 / 1900
Galaxy Y Pro Duos B5512
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
Galaxy Tab S12 Ultra
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Galaxy Y Pro Duos B5512
HSDPA 900 / 2100 - GT-B5512, HSDPA 850 / 2100 - GT-B5512B
4G bands
Galaxy Tab S12 Ultra
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
LTE
Galaxy Y Pro Duos B5512
-
5G bands
Galaxy Tab S12 Ultra
SA/NSA/Sub6
Galaxy Y Pro Duos B5512
-
Speed
Galaxy Tab S12 Ultra
HSPA, LTE, 5G - cellular model only
Galaxy Y Pro Duos B5512
HSPA 7.2/0.384 Mbps
Announced
Galaxy Tab S12 Ultra
2026, September 30
Galaxy Y Pro Duos B5512
2011, December. Released 2012, January
Status
Galaxy Tab S12 Ultra
Released Oct 7, 2026
Galaxy Y Pro Duos B5512
Discontinued
Dimensions
Galaxy Tab S12 Ultra
326.3 x 208.5 x 5.1 mm (12.85 x 8.21 x 0.20 in)
Galaxy Y Pro Duos B5512
110.8 x 63.5 x 11.9 mm (4.36 x 2.5 x 0.47 in)
Weight
Galaxy Tab S12 Ultra
692 g or 695 g (1.53 lb)
Galaxy Y Pro Duos B5512
112.3 g (3.95 oz)
Build
Galaxy Tab S12 Ultra
Glass front, aluminum frame, aluminum back
Galaxy Y Pro Duos B5512
-
SIM
Galaxy Tab S12 Ultra
Nano-SIM + eSIM (cellular model only)
Galaxy Y Pro Duos B5512
Dual SIM (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
Galaxy Y Pro Duos B5512
Optical trackpad
Keyboard
Galaxy Tab S12 Ultra
-
Galaxy Y Pro Duos B5512
QWERTY
Type
Galaxy Tab S12 Ultra
Dynamic AMOLED 2X, 120Hz, HDR10+, 1000 nits (HBM), 1600 nits (peak)
Galaxy Y Pro Duos B5512
TFT, 256K colors
Size
Galaxy Tab S12 Ultra
14.6 inches, 617.8 cm2 (~90.8% screen-to-body ratio)
Galaxy Y Pro Duos B5512
2.6 inches, 20.9 cm2 (~29.8% screen-to-body ratio)
Resolution
Galaxy Tab S12 Ultra
1848 x 2960 pixels, 16:10 ratio (~239 ppi density)
Galaxy Y Pro Duos B5512
320 x 240 pixels, 4:3 ratio (~154 ppi density)
Other
Galaxy Tab S12 Ultra
-
Galaxy Y Pro Duos B5512
Samsung TouchWiz
OS
Galaxy Tab S12 Ultra
Android 17, up to 7 major OS updates, One UI 9
Galaxy Y Pro Duos B5512
Android 2.3 (Gingerbread)
Chipset
Galaxy Tab S12 Ultra
MediaTek Dimensity 9500 (3 nm)
Galaxy Y Pro Duos B5512
-
CPU
Galaxy Tab S12 Ultra
Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro)
Galaxy Y Pro Duos B5512
832 MHz
GPU
Galaxy Tab S12 Ultra
Mali-G1 Ultra MC12
Galaxy Y Pro Duos B5512
-
Card slot
Galaxy Tab S12 Ultra
microSDXC (dedicated slot)
Galaxy Y Pro Duos B5512
microSDHC (dedicated slot), 2 GB included
Internal
Galaxy Tab S12 Ultra
256GB 12GB RAM, 512GB 12GB RAM, 1TB 16GB RAM
Galaxy Y Pro Duos B5512
512MB
Other
Galaxy Tab S12 Ultra
UFS
Galaxy Y Pro Duos B5512
-
Dual
Galaxy Tab S12 Ultra
13 MP, f/2.0, 26mm (wide), 1/3.4", 1.0µm, AF 8 MP, f/2.2, (ultrawide)
Galaxy Y Pro Duos B5512
-
Features
Galaxy Tab S12 Ultra
LED flash, HDR, panorama
Galaxy Y Pro Duos B5512
-
Video
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
Galaxy Y Pro Duos B5512
320p@24fps
Single
Galaxy Tab S12 Ultra
-
Galaxy Y Pro Duos B5512
3.15 MP
Single
Galaxy Tab S12 Ultra
12 MP, f/2.4, 120˚ (ultrawide)
Galaxy Y Pro Duos B5512
VGA
Features
Galaxy Tab S12 Ultra
HDR
Galaxy Y Pro Duos B5512
-
Video
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
Galaxy Y Pro Duos B5512
Loudspeaker
Galaxy Tab S12 Ultra
Yes, with stereo speakers (4 speakers)
Galaxy Y Pro Duos B5512
Yes
3.5mm jack
Galaxy Tab S12 Ultra
No
Galaxy Y Pro Duos B5512
Yes
WLAN
Galaxy Tab S12 Ultra
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
Galaxy Y Pro Duos B5512
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
Galaxy Tab S12 Ultra
6.0, A2DP, LE
Galaxy Y Pro Duos B5512
3.0, A2DP
Positioning
Galaxy Tab S12 Ultra
GPS, GLONASS, BDS, GALILEO
Galaxy Y Pro Duos B5512
GPS, A-GPS
NFC
Galaxy Tab S12 Ultra
No
Galaxy Y Pro Duos B5512
-
Radio
Galaxy Tab S12 Ultra
No
Galaxy Y Pro Duos B5512
Stereo FM radio, RDS
USB
Galaxy Tab S12 Ultra
USB Type-C 3.2, magnetic connector
Galaxy Y Pro Duos B5512
microUSB 2.0
Sensors
Galaxy Tab S12 Ultra
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Galaxy Y Pro Duos B5512
Accelerometer, proximity, compass
Other
Galaxy Tab S12 Ultra
Wireless Samsung DeX (desktop experience support)
Galaxy Y Pro Duos B5512
MP4/WMV/H.264 player MP3/WAV/eAAC+ player Photo/video editor Document viewer
Type
Galaxy Tab S12 Ultra
Li-Po 11600 mAh
Galaxy Y Pro Duos B5512
Removable Li-Ion 1350 mAh battery
Charging
Galaxy Tab S12 Ultra
45W wired, 100% in 95 min
Galaxy Y Pro Duos B5512
-
Stand-by
Galaxy Tab S12 Ultra
-
Galaxy Y Pro Duos B5512
Up to 528 h
Talk time
Galaxy Tab S12 Ultra
-
Galaxy Y Pro Duos B5512
Up to 9 h
Colors
Galaxy Tab S12 Ultra
Gray, Silver
Galaxy Y Pro Duos B5512
Black
Models
Galaxy Tab S12 Ultra
SM-X940, SM-X946
Galaxy Y Pro Duos B5512
GT-B5512, GT-B5512B
SAR EU
Galaxy Tab S12 Ultra
0.47 W/kg (body)
Galaxy Y Pro Duos B5512
0.57 W/kg (head)
Price
Galaxy Tab S12 Ultra
About 1570 EUR
Galaxy Y Pro Duos B5512
About 120 EUR
SAR
Galaxy Tab S12 Ultra
-
Galaxy Y Pro Duos B5512
0.58 W/kg (head) 1.03 W/kg (body)