Screen size
Galaxy Tab S12 UltraWinner: 14.6"+82%
M350 Seek2.6"
Quick verdict
Galaxy Tab S12 Ultra leads the measured specs 20-2.
Measured wins
Galaxy Tab S12 Ultra
20
spec wins
Overall winner
Ties
1
equal specs
M350 Seek
2
spec wins
Screen size
Technology
Galaxy Tab S12 Ultra
GSM / HSPA / LTE / 5G
M350 Seek
CDMA / EVDO
2G bands
Galaxy Tab S12 Ultra
GSM 850 / 900 / 1800 / 1900
M350 Seek
CDMA 800 / 1900
3G bands
Galaxy Tab S12 Ultra
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
M350 Seek
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
M350 Seek
-
5G bands
Galaxy Tab S12 Ultra
SA/NSA/Sub6
M350 Seek
-
Speed
Galaxy Tab S12 Ultra
HSPA, LTE, 5G - cellular model only
M350 Seek
EV-DO Rev.0, 153.2 Kbps
Announced
Galaxy Tab S12 Ultra
2026, September 30
M350 Seek
2010, May. Released 2010, May
Status
Galaxy Tab S12 Ultra
Released Oct 7, 2026
M350 Seek
Discontinued
Dimensions
Galaxy Tab S12 Ultra
326.3 x 208.5 x 5.1 mm (12.85 x 8.21 x 0.20 in)
M350 Seek
105 x 53 x 15 mm (4.13 x 2.09 x 0.59 in)
Weight
Galaxy Tab S12 Ultra
692 g or 695 g (1.53 lb)
M350 Seek
109 g (3.84 oz)
Build
Galaxy Tab S12 Ultra
Glass front, aluminum frame, aluminum back
M350 Seek
-
SIM
Galaxy Tab S12 Ultra
Nano-SIM + eSIM (cellular model only)
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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
M350 Seek
-
Keyboard
Galaxy Tab S12 Ultra
-
M350 Seek
QWERTY
Type
Galaxy Tab S12 Ultra
Dynamic AMOLED 2X, 120Hz, HDR10+, 1000 nits (HBM), 1600 nits (peak)
M350 Seek
TFT, 256K colors
Size
Galaxy Tab S12 Ultra
14.6 inches, 617.8 cm2 (~90.8% screen-to-body ratio)
M350 Seek
2.6 inches, 20.9 cm2 (~37.6% screen-to-body ratio)
Resolution
Galaxy Tab S12 Ultra
1848 x 2960 pixels, 16:10 ratio (~239 ppi density)
M350 Seek
240 x 320 pixels, 4:3 ratio (~154 ppi density)
OS
Galaxy Tab S12 Ultra
Android 17, up to 7 major OS updates, One UI 9
M350 Seek
-
Chipset
Galaxy Tab S12 Ultra
MediaTek Dimensity 9500 (3 nm)
M350 Seek
-
CPU
Galaxy Tab S12 Ultra
Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro)
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-
GPU
Galaxy Tab S12 Ultra
Mali-G1 Ultra MC12
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-
Card slot
Galaxy Tab S12 Ultra
microSDXC (dedicated slot)
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microSDHC (dedicated slot)
Internal
Galaxy Tab S12 Ultra
256GB 12GB RAM, 512GB 12GB RAM, 1TB 16GB RAM
M350 Seek
128MB RAM, 256MB ROM
Other
Galaxy Tab S12 Ultra
UFS
M350 Seek
-
Phonebook
Galaxy Tab S12 Ultra
-
M350 Seek
600 entries, Photocall
Call records
Galaxy Tab S12 Ultra
-
M350 Seek
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)
M350 Seek
-
Features
Galaxy Tab S12 Ultra
LED flash, HDR, panorama
M350 Seek
-
Video
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
M350 Seek
Yes
Single
Galaxy Tab S12 Ultra
-
M350 Seek
1.3 MP
Single
Galaxy Tab S12 Ultra
12 MP, f/2.4, 120˚ (ultrawide)
M350 Seek
-
Features
Galaxy Tab S12 Ultra
HDR
M350 Seek
-
Video
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
M350 Seek
-
Other
Galaxy Tab S12 Ultra
-
M350 Seek
No
Loudspeaker
Galaxy Tab S12 Ultra
Yes, with stereo speakers (4 speakers)
M350 Seek
Yes
3.5mm jack
Galaxy Tab S12 Ultra
No
M350 Seek
Yes
WLAN
Galaxy Tab S12 Ultra
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
M350 Seek
No
Bluetooth
Galaxy Tab S12 Ultra
6.0, A2DP, LE
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2.1, A2DP
Positioning
Galaxy Tab S12 Ultra
GPS, GLONASS, BDS, GALILEO
M350 Seek
No
NFC
Galaxy Tab S12 Ultra
No
M350 Seek
-
Radio
Galaxy Tab S12 Ultra
No
M350 Seek
No
USB
Galaxy Tab S12 Ultra
USB Type-C 3.2, magnetic connector
M350 Seek
microUSB 2.0
Sensors
Galaxy Tab S12 Ultra
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
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Other
Galaxy Tab S12 Ultra
Wireless Samsung DeX (desktop experience support)
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MP4/H.263 player MP3/AAC+ player Organizer Facebook, Twitter apps Voice memo Predictive text input
Messaging
Galaxy Tab S12 Ultra
-
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SMS, MMS, Email, IM
Browser
Galaxy Tab S12 Ultra
-
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WAP 2.0/xHTML
Games
Galaxy Tab S12 Ultra
-
M350 Seek
Yes
Java
Galaxy Tab S12 Ultra
-
M350 Seek
Yes, MIDP 2.0
Type
Galaxy Tab S12 Ultra
Li-Po 11600 mAh
M350 Seek
Removable Li-Ion 1500 mAh battery
Charging
Galaxy Tab S12 Ultra
45W wired, 100% in 95 min
M350 Seek
-
Talk time
Galaxy Tab S12 Ultra
-
M350 Seek
Up to 5 h 40 min
Colors
Galaxy Tab S12 Ultra
Gray, Silver
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Blue, Red, Pink
Models
Galaxy Tab S12 Ultra
SM-X940, SM-X946
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-
SAR EU
Galaxy Tab S12 Ultra
0.47 W/kg (body)
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-
Price
Galaxy Tab S12 Ultra
About 1570 EUR
M350 Seek
About 130 EUR
SAR
Galaxy Tab S12 Ultra
-
M350 Seek
1.08 W/kg (head) 1.31 W/kg (body)