Screen size
Galaxy Tab S12 UltraWinner: 14.6"+85%
W259 Duos2.2"
Quick verdict
Galaxy Tab S12 Ultra leads the measured specs 20-1.
Measured wins
Galaxy Tab S12 Ultra
20
spec wins
Overall winner
Ties
2
equal specs
W259 Duos
1
spec wins
Screen size
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
equal specsSD card
equal specsStereo speakers
Technology
Galaxy Tab S12 Ultra
GSM / HSPA / LTE / 5G
W259 Duos
GSM / CDMA
2G bands
Galaxy Tab S12 Ultra
GSM 850 / 900 / 1800 / 1900
W259 Duos
GSM 900 / 1800 , CDMA 800
3G bands
Galaxy Tab S12 Ultra
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
W259 Duos
-
4G bands
Galaxy Tab S12 Ultra
LTE
W259 Duos
-
5G bands
Galaxy Tab S12 Ultra
SA/NSA/Sub6
W259 Duos
-
Speed
Galaxy Tab S12 Ultra
HSPA, LTE, 5G - cellular model only
W259 Duos
-
GPRS
Galaxy Tab S12 Ultra
-
W259 Duos
Yes
EDGE
Galaxy Tab S12 Ultra
-
W259 Duos
Up to 384 kbps
Announced
Galaxy Tab S12 Ultra
2026, September 30
W259 Duos
2009. Released 2009
Status
Galaxy Tab S12 Ultra
Released Oct 7, 2026
W259 Duos
Discontinued
Dimensions
Galaxy Tab S12 Ultra
326.3 x 208.5 x 5.1 mm (12.85 x 8.21 x 0.20 in)
W259 Duos
115.5 x 48 x 15.9 mm (4.55 x 1.89 x 0.63 in)
Weight
Galaxy Tab S12 Ultra
692 g or 695 g (1.53 lb)
W259 Duos
120 g (4.23 oz)
Build
Galaxy Tab S12 Ultra
Glass front, aluminum frame, aluminum back
W259 Duos
-
SIM
Galaxy Tab S12 Ultra
Nano-SIM + eSIM (cellular model only)
W259 Duos
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
W259 Duos
-
Type
Galaxy Tab S12 Ultra
Dynamic AMOLED 2X, 120Hz, HDR10+, 1000 nits (HBM), 1600 nits (peak)
W259 Duos
TFT, 256K colors
Size
Galaxy Tab S12 Ultra
14.6 inches, 617.8 cm2 (~90.8% screen-to-body ratio)
W259 Duos
2.2 inches, 15.2 cm2 (~27.5% screen-to-body ratio)
Resolution
Galaxy Tab S12 Ultra
1848 x 2960 pixels, 16:10 ratio (~239 ppi density)
W259 Duos
176 x 220 pixels (~128 ppi density)
OS
Galaxy Tab S12 Ultra
Android 17, up to 7 major OS updates, One UI 9
W259 Duos
-
Chipset
Galaxy Tab S12 Ultra
MediaTek Dimensity 9500 (3 nm)
W259 Duos
-
CPU
Galaxy Tab S12 Ultra
Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro)
W259 Duos
-
GPU
Galaxy Tab S12 Ultra
Mali-G1 Ultra MC12
W259 Duos
-
Card slot
Galaxy Tab S12 Ultra
microSDXC (dedicated slot)
W259 Duos
microSDHC (dedicated slot), 1 GB included
Internal
Galaxy Tab S12 Ultra
256GB 12GB RAM, 512GB 12GB RAM, 1TB 16GB RAM
W259 Duos
40MB
Other
Galaxy Tab S12 Ultra
UFS
W259 Duos
-
Phonebook
Galaxy Tab S12 Ultra
-
W259 Duos
1000 entries, Photocall
Call records
Galaxy Tab S12 Ultra
-
W259 Duos
250 received, dialed and missed calls
Dual
Galaxy Tab S12 Ultra
13 MP, f/2.0, 26mm (wide), 1/3.4", 1.0µm, AF 8 MP, f/2.2, (ultrawide)
W259 Duos
-
Features
Galaxy Tab S12 Ultra
LED flash, HDR, panorama
W259 Duos
-
Video
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
W259 Duos
Yes
Single
Galaxy Tab S12 Ultra
-
W259 Duos
1.3 MP
Single
Galaxy Tab S12 Ultra
12 MP, f/2.4, 120˚ (ultrawide)
W259 Duos
-
Features
Galaxy Tab S12 Ultra
HDR
W259 Duos
-
Video
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
W259 Duos
-
Other
Galaxy Tab S12 Ultra
-
W259 Duos
No
Loudspeaker
Galaxy Tab S12 Ultra
Yes, with stereo speakers (4 speakers)
W259 Duos
Yes
3.5mm jack
Galaxy Tab S12 Ultra
No
W259 Duos
No
WLAN
Galaxy Tab S12 Ultra
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
W259 Duos
No
Bluetooth
Galaxy Tab S12 Ultra
6.0, A2DP, LE
W259 Duos
2.1
Positioning
Galaxy Tab S12 Ultra
GPS, GLONASS, BDS, GALILEO
W259 Duos
No
NFC
Galaxy Tab S12 Ultra
No
W259 Duos
-
Radio
Galaxy Tab S12 Ultra
No
W259 Duos
FM radio, recording
USB
Galaxy Tab S12 Ultra
USB Type-C 3.2, magnetic connector
W259 Duos
2.0
Sensors
Galaxy Tab S12 Ultra
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
W259 Duos
Other
Galaxy Tab S12 Ultra
Wireless Samsung DeX (desktop experience support)
W259 Duos
MP3/eAAC+ player MP4/H.263 player Organizer Voice memo Predictive text input
Messaging
Galaxy Tab S12 Ultra
-
W259 Duos
SMS, MMS (GSM Only), e-mail
Browser
Galaxy Tab S12 Ultra
-
W259 Duos
WAP 2.0 (Using GSM SIM Only)
Games
Galaxy Tab S12 Ultra
-
W259 Duos
Yes + downloadable
Java
Galaxy Tab S12 Ultra
-
W259 Duos
Yes, MIDP 2.0
Type
Galaxy Tab S12 Ultra
Li-Po 11600 mAh
W259 Duos
Removable Li-Ion 1140 mAh battery
Charging
Galaxy Tab S12 Ultra
45W wired, 100% in 95 min
W259 Duos
-
Stand-by
Galaxy Tab S12 Ultra
-
W259 Duos
Up to 230 h
Talk time
Galaxy Tab S12 Ultra
-
W259 Duos
Up to 4 h 50 min
Colors
Galaxy Tab S12 Ultra
Gray, Silver
W259 Duos
Black
Models
Galaxy Tab S12 Ultra
SM-X940, SM-X946
W259 Duos
-
SAR EU
Galaxy Tab S12 Ultra
0.47 W/kg (body)
W259 Duos
0.72 W/kg (head)
Price
Galaxy Tab S12 Ultra
About 1570 EUR
W259 Duos
About 80 EUR
SAR
Galaxy Tab S12 Ultra
-
W259 Duos
1.09 W/kg (head) 0.79 W/kg (body)