Screen size
Galaxy Prevail3.2"
Galaxy Tab S12 UltraWinner: 14.6"+78%
Quick verdict
Galaxy Tab S12 Ultra leads the measured specs 20-2.
Measured wins
Galaxy Prevail
2
spec wins
Ties
1
equal specs
Galaxy Tab S12 Ultra
20
spec wins
Overall winner
Screen size
Technology
Galaxy Prevail
CDMA / CDMA2000
Galaxy Tab S12 Ultra
GSM / HSPA / LTE / 5G
2G bands
Galaxy Prevail
CDMA 800 / 1900
Galaxy Tab S12 Ultra
GSM 850 / 900 / 1800 / 1900
3G bands
Galaxy Prevail
CDMA2000 1x
Galaxy Tab S12 Ultra
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Speed
Galaxy Prevail
EV-DO Rev.0, 153.2 Kbps
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
Galaxy Tab S12 Ultra
HSPA, LTE, 5G - cellular model only
4G bands
Galaxy Prevail
-
Galaxy Tab S12 Ultra
LTE
5G bands
Galaxy Prevail
-
Galaxy Tab S12 Ultra
SA/NSA/Sub6
Announced
Galaxy Prevail
2011, April. Released 2011, April
Galaxy Tab S12 Ultra
2026, September 30
Status
Galaxy Prevail
Discontinued
Galaxy Tab S12 Ultra
Released Oct 7, 2026
Dimensions
Galaxy Prevail
113 x 57 x 12 mm (4.45 x 2.24 x 0.47 in)
Galaxy Tab S12 Ultra
326.3 x 208.5 x 5.1 mm (12.85 x 8.21 x 0.20 in)
Weight
Galaxy Prevail
108 g (3.81 oz)
Galaxy Tab S12 Ultra
692 g or 695 g (1.53 lb)
SIM
Galaxy Prevail
Mini-SIM
Galaxy Tab S12 Ultra
Nano-SIM + eSIM (cellular model only)
Build
Galaxy Prevail
-
Galaxy Tab S12 Ultra
Glass front, aluminum frame, aluminum back
Other
Galaxy Prevail
-
Galaxy Tab S12 Ultra
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) Stylus support Enhanced Armor Aluminum
Type
Galaxy Prevail
TFT, 256K colors
Galaxy Tab S12 Ultra
Dynamic AMOLED 2X, 120Hz, HDR10+, 1000 nits (HBM), 1600 nits (peak)
Size
Galaxy Prevail
3.2 inches, 30.5 cm2 (~47.3% screen-to-body ratio)
Galaxy Tab S12 Ultra
14.6 inches, 617.8 cm2 (~90.8% screen-to-body ratio)
Resolution
Galaxy Prevail
320 x 480 pixels, 3:2 ratio (~180 ppi density)
Galaxy Tab S12 Ultra
1848 x 2960 pixels, 16:10 ratio (~239 ppi density)
OS
Galaxy Prevail
Android 2.2 (Froyo)
Galaxy Tab S12 Ultra
Android 17, up to 7 major OS updates, One UI 9
Chipset
Galaxy Prevail
Qualcomm MSM7627-3
Galaxy Tab S12 Ultra
MediaTek Dimensity 9500 (3 nm)
CPU
Galaxy Prevail
800 MHz
Galaxy Tab S12 Ultra
Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro)
GPU
Galaxy Prevail
-
Galaxy Tab S12 Ultra
Mali-G1 Ultra MC12
Card slot
Galaxy Prevail
microSDHC (dedicated slot), 2 GB included
Galaxy Tab S12 Ultra
microSDXC (dedicated slot)
Internal
Galaxy Prevail
117MB
Galaxy Tab S12 Ultra
256GB 12GB RAM, 512GB 12GB RAM, 1TB 16GB RAM
Other
Galaxy Prevail
-
Galaxy Tab S12 Ultra
UFS
Single
Galaxy Prevail
2 MP
Galaxy Tab S12 Ultra
-
Video
Galaxy Prevail
320p
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
Dual
Galaxy Prevail
-
Galaxy Tab S12 Ultra
13 MP, f/2.0, 26mm (wide), 1/3.4", 1.0µm, AF 8 MP, f/2.2, (ultrawide)
Features
Galaxy Prevail
-
Galaxy Tab S12 Ultra
LED flash, HDR, panorama
Other
Galaxy Prevail
No
Galaxy Tab S12 Ultra
-
Single
Galaxy Prevail
-
Galaxy Tab S12 Ultra
12 MP, f/2.4, 120˚ (ultrawide)
Features
Galaxy Prevail
-
Galaxy Tab S12 Ultra
HDR
Video
Galaxy Prevail
-
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
Loudspeaker
Galaxy Prevail
Yes
Galaxy Tab S12 Ultra
Yes, with stereo speakers (4 speakers)
3.5mm jack
Galaxy Prevail
Yes
Galaxy Tab S12 Ultra
No
WLAN
Galaxy Prevail
No
Galaxy Tab S12 Ultra
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
Bluetooth
Galaxy Prevail
3.0, A2DP
Galaxy Tab S12 Ultra
6.0, A2DP, LE
Positioning
Galaxy Prevail
GPS, A-GPS
Galaxy Tab S12 Ultra
GPS, GLONASS, BDS, GALILEO
Radio
Galaxy Prevail
No
Galaxy Tab S12 Ultra
No
USB
Galaxy Prevail
microUSB 2.0
Galaxy Tab S12 Ultra
USB Type-C 3.2, magnetic connector
NFC
Galaxy Prevail
-
Galaxy Tab S12 Ultra
No
Sensors
Galaxy Prevail
Accelerometer, proximity, compass
Galaxy Tab S12 Ultra
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Browser
Galaxy Prevail
HTML
Galaxy Tab S12 Ultra
-
Other
Galaxy Prevail
MP4/H.264 player MP3/WAV/eAAC+ player Document viewer
Galaxy Tab S12 Ultra
Wireless Samsung DeX (desktop experience support)
Type
Galaxy Prevail
Removable Li-Ion 1500 mAh battery
Galaxy Tab S12 Ultra
Li-Po 11600 mAh
Stand-by
Galaxy Prevail
Up to 216 h
Galaxy Tab S12 Ultra
-
Talk time
Galaxy Prevail
Up to 6 h 30 min
Galaxy Tab S12 Ultra
-
Charging
Galaxy Prevail
-
Galaxy Tab S12 Ultra
45W wired, 100% in 95 min
Colors
Galaxy Prevail
Black
Galaxy Tab S12 Ultra
Gray, Silver
SAR
Galaxy Prevail
0.84 W/kg (head) 0.56 W/kg (body)
Galaxy Tab S12 Ultra
-
Price
Galaxy Prevail
About 90 EUR
Galaxy Tab S12 Ultra
About 1570 EUR
Models
Galaxy Prevail
-
Galaxy Tab S12 Ultra
SM-X940, SM-X946
SAR EU
Galaxy Prevail
-
Galaxy Tab S12 Ultra
0.47 W/kg (body)