Screen size
Galaxy On85.5"
Galaxy Tab S12+Winner: 12.6"+56%
Quick verdict
Galaxy Tab S12+ leads the measured specs 17-4.
Measured wins
Galaxy On8
4
spec wins
Ties
2
equal specs
Galaxy Tab S12+
17
spec wins
Overall winner
Screen size
Technology
Galaxy On8
GSM / HSPA / LTE
Galaxy Tab S12+
GSM / HSPA / LTE / 5G
2G bands
Galaxy On8
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Galaxy Tab S12+
GSM 850 / 900 / 1800 / 1900
3G bands
Galaxy On8
HSDPA 850 / 900 / 1900 / 2100
Galaxy Tab S12+
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
Galaxy On8
1, 3, 5, 7, 40
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
equal specsFront camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
NFC
3.5mm jack
SD card
equal specsStereo speakers
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
Speed
Galaxy On8
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Galaxy Tab S12+
HSPA, LTE, 5G - cellular model only
5G bands
Galaxy On8
-
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
Announced
Galaxy On8
2016, September. Released 2016, October
Galaxy Tab S12+
2026, September 30
Status
Galaxy On8
Discontinued
Galaxy Tab S12+
Available. Released 2026, October 07
Dimensions
Galaxy On8
151.7 x 76 x 7.8 mm (5.97 x 2.99 x 0.31 in)
Galaxy Tab S12+
289.5 x 187.8 x 5.3 mm (11.40 x 7.39 x 0.21 in)
Weight
Galaxy On8
169 g (5.96 oz)
Galaxy Tab S12+
553 g or 555 g (1.22 lb)
SIM
Galaxy On8
Dual SIM (Micro-SIM, dual stand-by)
Galaxy Tab S12+
Nano-SIM + eSIM (cellular model only)
Build
Galaxy On8
-
Galaxy Tab S12+
Glass front, aluminum frame, aluminum back
Other
Galaxy On8
-
Galaxy Tab S12+
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) Stylus support Enhanced Armor Aluminum
Type
Galaxy On8
Super AMOLED
Galaxy Tab S12+
Dynamic AMOLED 2X, 120Hz, HDR10+, 1000 nits (HBM), 1600 nits (peak)
Size
Galaxy On8
5.5 inches, 83.4 cm2 (~72.3% screen-to-body ratio)
Galaxy Tab S12+
12.6 inches, 460.6 cm2 (~84.7% screen-to-body ratio)
Resolution
Galaxy On8
1080 x 1920 pixels, 16:9 ratio (~401 ppi density)
Galaxy Tab S12+
1752 x 2800 pixels, 16:10 ratio (~262 ppi density)
OS
Galaxy On8
Android 6.0.1 (Marshmallow)
Galaxy Tab S12+
Android 17, up to 7 major OS updates, One UI 9
Chipset
Galaxy On8
Exynos 7580 Octa (28 nm)
Galaxy Tab S12+
MediaTek Dimensity 9500 (3 nm)
CPU
Galaxy On8
Octa-core 1.6 GHz Cortex-A53
Galaxy Tab S12+
Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro)
GPU
Galaxy On8
Mali-T720MP2
Galaxy Tab S12+
Mali-G1 Ultra MC12
Card slot
Galaxy On8
microSDXC (dedicated slot)
Galaxy Tab S12+
microSDXC (dedicated slot)
Internal
Galaxy On8
16GB 3GB RAM
Galaxy Tab S12+
256GB 12GB RAM, 512GB 12GB RAM
Other
Galaxy On8
eMMC 5.0
Galaxy Tab S12+
UFS
Single
Galaxy On8
13 MP, f/1.9, 28mm (wide), AF
Galaxy Tab S12+
13 MP, f/2.0, 26mm (wide), 1/3.4", 1.0µm, AF
Features
Galaxy On8
LED flash, panorama, HDR
Galaxy Tab S12+
LED flash, HDR, panorama
Video
Galaxy On8
1080p@30fps
Galaxy Tab S12+
4K@30fps, 1080p@30fps
Single
Galaxy On8
5 MP, f/1.9
Galaxy Tab S12+
12 MP, f/2.4, 120˚ (ultrawide)
Features
Galaxy On8
LED flash
Galaxy Tab S12+
HDR
Video
Galaxy On8
Galaxy Tab S12+
4K@30fps, 1080p@30fps
Loudspeaker
Galaxy On8
Yes
Galaxy Tab S12+
Yes, with stereo speakers (4 speakers)
3.5mm jack
Galaxy On8
Yes
Galaxy Tab S12+
No
WLAN
Galaxy On8
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Galaxy Tab S12+
Wi-Fi 802.11 a/b/g/n/ac/6e, tri-band, Wi-Fi Direct
Bluetooth
Galaxy On8
4.1, A2DP
Galaxy Tab S12+
6.0, A2DP, LE
Positioning
Galaxy On8
GPS, GLONASS
Galaxy Tab S12+
GPS, GLONASS, BDS, GALILEO
NFC
Galaxy On8
Yes
Galaxy Tab S12+
No
Radio
Galaxy On8
FM radio, RDS, recording
Galaxy Tab S12+
No
USB
Galaxy On8
microUSB 2.0
Galaxy Tab S12+
USB Type-C 3.2, magnetic connector
Sensors
Galaxy On8
Accelerometer, proximity
Galaxy Tab S12+
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Other
Galaxy On8
ANT+
Galaxy Tab S12+
Wireless Samsung DeX (desktop experience support)
Type
Galaxy On8
Li-Ion 3300 mAh, removable
Galaxy Tab S12+
Li-Po 10600 mAh
Talk time
Galaxy On8
Up to 17 h (3G)
Galaxy Tab S12+
-
Music play
Galaxy On8
Up to 82 h
Galaxy Tab S12+
-
Charging
Galaxy On8
-
Galaxy Tab S12+
45W wired, 100% in 95 min
Colors
Galaxy On8
White, Black, Gold
Galaxy Tab S12+
Gray, Silver
Models
Galaxy On8
SM-J710FN
Galaxy Tab S12+
SM-X840, SM-X846
SAR
Galaxy On8
0.22 W/kg (head)
Galaxy Tab S12+
-
SAR EU
Galaxy On8
0.47 W/kg (head) 1.78 W/kg (body)
Galaxy Tab S12+
0.77 W/kg (body)
Price
Galaxy On8
About 200 EUR
Galaxy Tab S12+
About 1330 EUR