Screen size
Galaxy Tab S12 UltraWinner: 14.6"+25%
Galaxy Tab S811.0"
Quick verdict
Galaxy Tab S12 Ultra leads the measured specs 10-2.
Measured wins
Galaxy Tab S12 Ultra
10
spec wins
Overall winner
Ties
11
equal specs
Galaxy Tab S8
2
spec wins
Screen size
Technology
Galaxy Tab S12 Ultra
GSM / HSPA / LTE / 5G
Galaxy Tab S8
GSM / HSPA / LTE / 5G
2G bands
Galaxy Tab S12 Ultra
GSM 850 / 900 / 1800 / 1900
Galaxy Tab S8
GSM 850 / 900 / 1800 / 1900
3G bands
Galaxy Tab S12 Ultra
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Galaxy Tab S8
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
Galaxy Tab S12 Ultra
LTE
Resolution
Refresh rate
equal specsPeak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
equal specsFront camera
equal specsBattery
Wired charging
equal specsWeight
Thickness
IP rating
Wi‑Fi
equal specsBluetooth
USB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
equal specsGalaxy Tab S8
LTE
5G bands
Galaxy Tab S12 Ultra
SA/NSA/Sub6
Galaxy Tab S8
SA/NSA
Speed
Galaxy Tab S12 Ultra
HSPA, LTE, 5G - cellular model only
Galaxy Tab S8
HSPA, LTE, 5G - cellular model only
Announced
Galaxy Tab S12 Ultra
2026, September 30
Galaxy Tab S8
2022, February 09
Status
Galaxy Tab S12 Ultra
Released Oct 7, 2026
Galaxy Tab S8
Available. Released 2022, March 22
Dimensions
Galaxy Tab S12 Ultra
326.3 x 208.5 x 5.1 mm (12.85 x 8.21 x 0.20 in)
Galaxy Tab S8
253.8 x 165.3 x 6.3 mm (9.99 x 6.51 x 0.25 in)
Weight
Galaxy Tab S12 Ultra
692 g or 695 g (1.53 lb)
Galaxy Tab S8
503 g (Wi-Fi), 507 g (5G) (1.11 lb)
Build
Galaxy Tab S12 Ultra
Glass front, aluminum frame, aluminum back
Galaxy Tab S8
-
SIM
Galaxy Tab S12 Ultra
Nano-SIM + eSIM (cellular model only)
Galaxy Tab S8
Nano-SIM (cellular model only)
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 Tab S8
Stylus, 6.2ms latency (Bluetooth integration, accelerometer, gyro)
Type
Galaxy Tab S12 Ultra
Dynamic AMOLED 2X, 120Hz, HDR10+, 1000 nits (HBM), 1600 nits (peak)
Galaxy Tab S8
TFT LCD, 120Hz
Size
Galaxy Tab S12 Ultra
14.6 inches, 617.8 cm2 (~90.8% screen-to-body ratio)
Galaxy Tab S8
11.0 inches, 350.9 cm2 (~83.6% screen-to-body ratio)
Resolution
Galaxy Tab S12 Ultra
1848 x 2960 pixels, 16:10 ratio (~239 ppi density)
Galaxy Tab S8
1600 x 2560 pixels, 16:10 ratio (~274 ppi density)
Protection
Galaxy Tab S12 Ultra
-
Galaxy Tab S8
Corning Gorilla Glass 5
OS
Galaxy Tab S12 Ultra
Android 17, up to 7 major OS updates, One UI 9
Galaxy Tab S8
Android 12, up to 4 major Android upgrades, One UI 6.1.1
Chipset
Galaxy Tab S12 Ultra
MediaTek Dimensity 9500 (3 nm)
Galaxy Tab S8
Qualcomm SM8450 Snapdragon 8 Gen 1 (4 nm)
CPU
Galaxy Tab S12 Ultra
Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro)
Galaxy Tab S8
Octa-core (1x3.00 GHz Cortex-X2 & 3x2.50 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510)
GPU
Galaxy Tab S12 Ultra
Mali-G1 Ultra MC12
Galaxy Tab S8
Adreno 730
Card slot
Galaxy Tab S12 Ultra
microSDXC (dedicated slot)
Galaxy Tab S8
microSDXC (dedicated slot)
Internal
Galaxy Tab S12 Ultra
256GB 12GB RAM, 512GB 12GB RAM, 1TB 16GB RAM
Galaxy Tab S8
128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM
Other
Galaxy Tab S12 Ultra
UFS
Galaxy Tab S8
UFS
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 Tab S8
13 MP, f/2.0, 26mm (wide), 1/3.4", 1.0µm, AF 6 MP, f/2.2, (ultrawide)
Features
Galaxy Tab S12 Ultra
LED flash, HDR, panorama
Galaxy Tab S8
LED flash, HDR, panorama
Video
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
Galaxy Tab S8
4K@30/60fps, 1080p@30fps
Single
Galaxy Tab S12 Ultra
12 MP, f/2.4, 120˚ (ultrawide)
Galaxy Tab S8
-
Features
Galaxy Tab S12 Ultra
HDR
Galaxy Tab S8
HDR
Video
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
Galaxy Tab S8
4K@30/60fps, 1080p@30fps
Dual
Galaxy Tab S12 Ultra
-
Galaxy Tab S8
12 MP, f/2.4, 120˚ (ultrawide)
Loudspeaker
Galaxy Tab S12 Ultra
Yes, with stereo speakers (4 speakers)
Galaxy Tab S8
Yes, with stereo speakers (4 speakers)
3.5mm jack
Galaxy Tab S12 Ultra
No
Galaxy Tab S8
No
WLAN
Galaxy Tab S12 Ultra
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
Galaxy Tab S8
Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct
Bluetooth
Galaxy Tab S12 Ultra
6.0, A2DP, LE
Galaxy Tab S8
5.2, A2DP, LE
Positioning
Galaxy Tab S12 Ultra
GPS, GLONASS, BDS, GALILEO
Galaxy Tab S8
GPS, GLONASS, BDS, GALILEO - cellular model only
NFC
Galaxy Tab S12 Ultra
No
Galaxy Tab S8
No
Radio
Galaxy Tab S12 Ultra
No
Galaxy Tab S8
No
USB
Galaxy Tab S12 Ultra
USB Type-C 3.2, magnetic connector
Galaxy Tab S8
USB Type-C 3.2, magnetic connector
Sensors
Galaxy Tab S12 Ultra
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Galaxy Tab S8
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Other
Galaxy Tab S12 Ultra
Wireless Samsung DeX (desktop experience support)
Galaxy Tab S8
Wireless Samsung DeX (desktop experience support)
Type
Galaxy Tab S12 Ultra
Li-Po 11600 mAh
Galaxy Tab S8
Li-Po 8000 mAh
Charging
Galaxy Tab S12 Ultra
45W wired, 100% in 95 min
Galaxy Tab S8
45W wired, 100% in 80 min
Colors
Galaxy Tab S12 Ultra
Gray, Silver
Galaxy Tab S8
Graphite, Silver, Pink Gold
Models
Galaxy Tab S12 Ultra
SM-X940, SM-X946
Galaxy Tab S8
SM-X700, SM-X706, SM-X706B, SM-X706U, SM-X706N
SAR EU
Galaxy Tab S12 Ultra
0.47 W/kg (body)
Galaxy Tab S8
0.87 W/kg (body)
Price
Galaxy Tab S12 Ultra
About 1570 EUR
Galaxy Tab S8
About 350 EUR