Screen size
Galaxy Tab S12 UltraWinner: 14.6"+78%
Galaxy Y Duos S61023.1"
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
Galaxy Y Duos S6102
3
spec wins
Screen size
Technology
Galaxy Tab S12 Ultra
GSM / HSPA / LTE / 5G
Galaxy Y Duos S6102
GSM / HSPA
2G bands
Galaxy Tab S12 Ultra
GSM 850 / 900 / 1800 / 1900
Galaxy Y Duos S6102
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
Galaxy Tab S12 Ultra
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Galaxy Y Duos S6102
HSDPA 900 / 2100 - GT-S6102 (SIM 1 & SIM 2), HSDPA 850 / 2100 - GT-S6102B (SIM 1 & SIM 2)
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 Duos S6102
-
5G bands
Galaxy Tab S12 Ultra
SA/NSA/Sub6
Galaxy Y Duos S6102
-
Speed
Galaxy Tab S12 Ultra
HSPA, LTE, 5G - cellular model only
Galaxy Y Duos S6102
HSPA 7.2/0.384 Mbps
Announced
Galaxy Tab S12 Ultra
2026, September 30
Galaxy Y Duos S6102
2011, December. Released 2012, February
Status
Galaxy Tab S12 Ultra
Released Oct 7, 2026
Galaxy Y Duos S6102
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 Duos S6102
109.8 x 60 x 12 mm (4.32 x 2.36 x 0.47 in)
Weight
Galaxy Tab S12 Ultra
692 g or 695 g (1.53 lb)
Galaxy Y Duos S6102
109 g (3.84 oz)
Build
Galaxy Tab S12 Ultra
Glass front, aluminum frame, aluminum back
Galaxy Y Duos S6102
-
SIM
Galaxy Tab S12 Ultra
Nano-SIM + eSIM (cellular model only)
Galaxy Y Duos S6102
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
Galaxy Y Duos S6102
-
Type
Galaxy Tab S12 Ultra
Dynamic AMOLED 2X, 120Hz, HDR10+, 1000 nits (HBM), 1600 nits (peak)
Galaxy Y Duos S6102
TFT, 256K colors
Size
Galaxy Tab S12 Ultra
14.6 inches, 617.8 cm2 (~90.8% screen-to-body ratio)
Galaxy Y Duos S6102
3.14 inches, 30.5 cm2 (~46.3% screen-to-body ratio)
Resolution
Galaxy Tab S12 Ultra
1848 x 2960 pixels, 16:10 ratio (~239 ppi density)
Galaxy Y Duos S6102
240 x 320 pixels, 4:3 ratio (~127 ppi density)
OS
Galaxy Tab S12 Ultra
Android 17, up to 7 major OS updates, One UI 9
Galaxy Y Duos S6102
Android 2.3 (Gingerbread), TouchWiz UI
Chipset
Galaxy Tab S12 Ultra
MediaTek Dimensity 9500 (3 nm)
Galaxy Y Duos S6102
-
CPU
Galaxy Tab S12 Ultra
Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro)
Galaxy Y Duos S6102
832 MHz
GPU
Galaxy Tab S12 Ultra
Mali-G1 Ultra MC12
Galaxy Y Duos S6102
-
Card slot
Galaxy Tab S12 Ultra
microSDXC (dedicated slot)
Galaxy Y Duos S6102
microSDHC (dedicated slot), 2 GB included
Internal
Galaxy Tab S12 Ultra
256GB 12GB RAM, 512GB 12GB RAM, 1TB 16GB RAM
Galaxy Y Duos S6102
512MB
Other
Galaxy Tab S12 Ultra
UFS
Galaxy Y Duos S6102
-
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 Duos S6102
-
Features
Galaxy Tab S12 Ultra
LED flash, HDR, panorama
Galaxy Y Duos S6102
-
Video
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
Galaxy Y Duos S6102
320p@24fps
Single
Galaxy Tab S12 Ultra
-
Galaxy Y Duos S6102
3.15 MP
Single
Galaxy Tab S12 Ultra
12 MP, f/2.4, 120˚ (ultrawide)
Galaxy Y Duos S6102
-
Features
Galaxy Tab S12 Ultra
HDR
Galaxy Y Duos S6102
-
Video
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
Galaxy Y Duos S6102
-
Other
Galaxy Tab S12 Ultra
-
Galaxy Y Duos S6102
No
Loudspeaker
Galaxy Tab S12 Ultra
Yes, with stereo speakers (4 speakers)
Galaxy Y Duos S6102
Yes
3.5mm jack
Galaxy Tab S12 Ultra
No
Galaxy Y Duos S6102
Yes
WLAN
Galaxy Tab S12 Ultra
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
Galaxy Y Duos S6102
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
Galaxy Tab S12 Ultra
6.0, A2DP, LE
Galaxy Y Duos S6102
3.0, A2DP
Positioning
Galaxy Tab S12 Ultra
GPS, GLONASS, BDS, GALILEO
Galaxy Y Duos S6102
GPS, A-GPS
NFC
Galaxy Tab S12 Ultra
No
Galaxy Y Duos S6102
-
Radio
Galaxy Tab S12 Ultra
No
Galaxy Y Duos S6102
Stereo FM radio, RDS
USB
Galaxy Tab S12 Ultra
USB Type-C 3.2, magnetic connector
Galaxy Y Duos S6102
microUSB 2.0
Sensors
Galaxy Tab S12 Ultra
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Galaxy Y Duos S6102
Accelerometer, proximity, compass
Other
Galaxy Tab S12 Ultra
Wireless Samsung DeX (desktop experience support)
Galaxy Y Duos S6102
-
Type
Galaxy Tab S12 Ultra
Li-Po 11600 mAh
Galaxy Y Duos S6102
Removable Li-Ion 1300 mAh battery
Charging
Galaxy Tab S12 Ultra
45W wired, 100% in 95 min
Galaxy Y Duos S6102
-
Stand-by
Galaxy Tab S12 Ultra
-
Galaxy Y Duos S6102
Up to 360 h
Talk time
Galaxy Tab S12 Ultra
-
Galaxy Y Duos S6102
Up to 9 h
Colors
Galaxy Tab S12 Ultra
Gray, Silver
Galaxy Y Duos S6102
Black
Models
Galaxy Tab S12 Ultra
SM-X940, SM-X946
Galaxy Y Duos S6102
S6102, GT-S6102, GT-S6102B
SAR EU
Galaxy Tab S12 Ultra
0.47 W/kg (body)
Galaxy Y Duos S6102
0.69 W/kg (head)
Price
Galaxy Tab S12 Ultra
About 1570 EUR
Galaxy Y Duos S6102
About 80 EUR
SAR
Galaxy Tab S12 Ultra
-
Galaxy Y Duos S6102
0.47 W/kg (head) 0.52 W/kg (body)