Screen size
Galaxy Tab S12+Winner: 12.6"
X490—
Quick verdict
Galaxy Tab S12+ leads the measured specs 21-1.
Measured wins
Galaxy Tab S12+
21
spec wins
Overall winner
Ties
1
equal specs
X490
1
spec wins
Screen size
Technology
Galaxy Tab S12+
GSM / HSPA / LTE / 5G
X490
GSM
2G bands
Galaxy Tab S12+
GSM 850 / 900 / 1800 / 1900
X490
GSM 900 / 1800 / 1900
3G bands
Galaxy Tab S12+
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
X490
-
4G bands
Galaxy Tab S12+
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66
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
Stereo speakers
X490
-
5G bands
Galaxy Tab S12+
1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 66, 71, 75, 77, 78 SA/NSA/Sub6
X490
-
Speed
Galaxy Tab S12+
HSPA, LTE, 5G - cellular model only
X490
-
GPRS
Galaxy Tab S12+
-
X490
Class 10
EDGE
Galaxy Tab S12+
-
X490
No
Announced
Galaxy Tab S12+
2026, September 30
X490
2005, Q4
Status
Galaxy Tab S12+
Available. Released 2026, October 07
X490
Discontinued
Dimensions
Galaxy Tab S12+
289.5 x 187.8 x 5.3 mm (11.40 x 7.39 x 0.21 in)
X490
90 x 47 x 24 mm (3.54 x 1.85 x 0.94 in)
Weight
Galaxy Tab S12+
553 g or 555 g (1.22 lb)
X490
86 g (3.03 oz)
Build
Galaxy Tab S12+
Glass front, aluminum frame, aluminum back
X490
-
SIM
Galaxy Tab S12+
Nano-SIM + eSIM (cellular model only)
X490
Mini-SIM
Other
Galaxy Tab S12+
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) Stylus support Enhanced Armor Aluminum
X490
-
Type
Galaxy Tab S12+
Dynamic AMOLED 2X, 120Hz, HDR10+, 1000 nits (HBM), 1600 nits (peak)
X490
UFB, 65K colors
Size
Galaxy Tab S12+
12.6 inches, 460.6 cm2 (~84.7% screen-to-body ratio)
X490
Resolution
Galaxy Tab S12+
1752 x 2800 pixels, 16:10 ratio (~262 ppi density)
X490
128 x 160 pixels, 8 lines
Other
Galaxy Tab S12+
-
X490
Second external mono display (96 x 64 pixels)
OS
Galaxy Tab S12+
Android 17, up to 7 major OS updates, One UI 9
X490
-
Chipset
Galaxy Tab S12+
MediaTek Dimensity 9500 (3 nm)
X490
-
CPU
Galaxy Tab S12+
Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro)
X490
-
GPU
Galaxy Tab S12+
Mali-G1 Ultra MC12
X490
-
Card slot
Galaxy Tab S12+
microSDXC (dedicated slot)
X490
No
Internal
Galaxy Tab S12+
256GB 12GB RAM, 512GB 12GB RAM
X490
3MB
Other
Galaxy Tab S12+
UFS
X490
200 short messages
Phonebook
Galaxy Tab S12+
-
X490
500 entries
Call records
Galaxy Tab S12+
-
X490
20 dialed, 20 received, 20 missed calls
Single
Galaxy Tab S12+
13 MP, f/2.0, 26mm (wide), 1/3.4", 1.0µm, AF
X490
-
Features
Galaxy Tab S12+
LED flash, HDR, panorama
X490
-
Video
Galaxy Tab S12+
4K@30fps, 1080p@30fps
X490
-
Single
Galaxy Tab S12+
12 MP, f/2.4, 120˚ (ultrawide)
X490
-
Features
Galaxy Tab S12+
HDR
X490
-
Video
Galaxy Tab S12+
4K@30fps, 1080p@30fps
X490
-
Loudspeaker
Galaxy Tab S12+
Yes, with stereo speakers (4 speakers)
X490
No
3.5mm jack
Galaxy Tab S12+
No
X490
No
Alert types
Galaxy Tab S12+
-
X490
Vibration; Downloadable polyphonic ringtones
WLAN
Galaxy Tab S12+
Wi-Fi 802.11 a/b/g/n/ac/6e, tri-band, Wi-Fi Direct
X490
No
Bluetooth
Galaxy Tab S12+
6.0, A2DP, LE
X490
No
Positioning
Galaxy Tab S12+
GPS, GLONASS, BDS, GALILEO
X490
No
NFC
Galaxy Tab S12+
No
X490
-
Radio
Galaxy Tab S12+
No
X490
No
USB
Galaxy Tab S12+
USB Type-C 3.2, magnetic connector
X490
Sensors
Galaxy Tab S12+
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
X490
Other
Galaxy Tab S12+
Wireless Samsung DeX (desktop experience support)
X490
Predictive text input Organizer Voice memo
Messaging
Galaxy Tab S12+
-
X490
SMS, EMS, MMS
Browser
Galaxy Tab S12+
-
X490
WAP 2.0/xHTML
Games
Galaxy Tab S12+
-
X490
Java
Galaxy Tab S12+
-
X490
Yes, MIDP 2.0
Type
Galaxy Tab S12+
Li-Po 10600 mAh
X490
Removable Li-Ion 850 mAh battery
Charging
Galaxy Tab S12+
45W wired, 100% in 95 min
X490
-
Stand-by
Galaxy Tab S12+
-
X490
Up to 300 h
Talk time
Galaxy Tab S12+
-
X490
Up to 7 h
Colors
Galaxy Tab S12+
Gray, Silver
X490
White Silver, Indigo Blue
Models
Galaxy Tab S12+
SM-X840, SM-X846
X490
-
SAR EU
Galaxy Tab S12+
0.77 W/kg (body)
X490
1.20 W/kg (head)
Price
Galaxy Tab S12+
About 1330 EUR
X490
-
Other
Galaxy Tab S12+
-
X490
No