Screen size
Galaxy A3.7"
Galaxy Tab S12 UltraWinner: 14.6"+75%
Quick verdict
Galaxy Tab S12 Ultra leads the measured specs 19-3.
Measured wins
Galaxy A
3
spec wins
Ties
1
equal specs
Galaxy Tab S12 Ultra
19
spec wins
Overall winner
Screen size
Technology
Galaxy A
GSM / HSPA
Galaxy Tab S12 Ultra
GSM / HSPA / LTE / 5G
2G bands
Galaxy A
GSM 850 / 900 / 1800 / 1900
Galaxy Tab S12 Ultra
GSM 850 / 900 / 1800 / 1900
3G bands
Galaxy A
HSDPA 2100
Galaxy Tab S12 Ultra
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Speed
Galaxy A
HSPA 7.2/0.384 Mbps
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 A
-
Galaxy Tab S12 Ultra
LTE
5G bands
Galaxy A
-
Galaxy Tab S12 Ultra
SA/NSA/Sub6
Announced
Galaxy A
2010, April. Released 2010, May
Galaxy Tab S12 Ultra
2026, September 30
Status
Galaxy A
Discontinued
Galaxy Tab S12 Ultra
Released Oct 7, 2026
Dimensions
Galaxy A
119.5 x 59.8 x 12.5 mm (4.70 x 2.35 x 0.49 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 A
128 g (4.52 oz)
Galaxy Tab S12 Ultra
692 g or 695 g (1.53 lb)
SIM
Galaxy A
Mini-SIM
Galaxy Tab S12 Ultra
Nano-SIM + eSIM (cellular model only)
Build
Galaxy A
-
Galaxy Tab S12 Ultra
Glass front, aluminum frame, aluminum back
Other
Galaxy A
-
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 A
Super AMOLED
Galaxy Tab S12 Ultra
Dynamic AMOLED 2X, 120Hz, HDR10+, 1000 nits (HBM), 1600 nits (peak)
Size
Galaxy A
3.7 inches, 39.0 cm2 (~54.5% screen-to-body ratio)
Galaxy Tab S12 Ultra
14.6 inches, 617.8 cm2 (~90.8% screen-to-body ratio)
Resolution
Galaxy A
480 x 800 pixels, 5:3 ratio (~252 ppi density)
Galaxy Tab S12 Ultra
1848 x 2960 pixels, 16:10 ratio (~239 ppi density)
Protection
Galaxy A
Corning Gorilla Glass
Galaxy Tab S12 Ultra
-
OS
Galaxy A
Android 2.1 (Eclair)
Galaxy Tab S12 Ultra
Android 17, up to 7 major OS updates, One UI 9
Chipset
Galaxy A
TI OMAP 3430
Galaxy Tab S12 Ultra
MediaTek Dimensity 9500 (3 nm)
CPU
Galaxy A
720 MHz Cortex-A8
Galaxy Tab S12 Ultra
Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro)
GPU
Galaxy A
PowerVR SGX530
Galaxy Tab S12 Ultra
Mali-G1 Ultra MC12
Card slot
Galaxy A
microSDHC (dedicated slot), 8 GB included
Galaxy Tab S12 Ultra
microSDXC (dedicated slot)
Internal
Galaxy A
1GB 384MB RAM
Galaxy Tab S12 Ultra
256GB 12GB RAM, 512GB 12GB RAM, 1TB 16GB RAM
Other
Galaxy A
-
Galaxy Tab S12 Ultra
UFS
Single
Galaxy A
5 MP, AF
Galaxy Tab S12 Ultra
-
Features
Galaxy A
LED flash
Galaxy Tab S12 Ultra
LED flash, HDR, panorama
Video
Galaxy A
720p
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
Dual
Galaxy A
-
Galaxy Tab S12 Ultra
13 MP, f/2.0, 26mm (wide), 1/3.4", 1.0µm, AF 8 MP, f/2.2, (ultrawide)
Single
Galaxy A
VGA videocall camera
Galaxy Tab S12 Ultra
12 MP, f/2.4, 120˚ (ultrawide)
Video
Galaxy A
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
Features
Galaxy A
-
Galaxy Tab S12 Ultra
HDR
Loudspeaker
Galaxy A
Yes
Galaxy Tab S12 Ultra
Yes, with stereo speakers (4 speakers)
3.5mm jack
Galaxy A
Yes
Galaxy Tab S12 Ultra
No
WLAN
Galaxy A
Wi-Fi 802.11 b/g/n
Galaxy Tab S12 Ultra
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
Bluetooth
Galaxy A
2.1, A2DP
Galaxy Tab S12 Ultra
6.0, A2DP, LE
Positioning
Galaxy A
GPS, A-GPS
Galaxy Tab S12 Ultra
GPS, GLONASS, BDS, GALILEO
Radio
Galaxy A
No
Galaxy Tab S12 Ultra
No
USB
Galaxy A
microUSB 2.0
Galaxy Tab S12 Ultra
USB Type-C 3.2, magnetic connector
NFC
Galaxy A
-
Galaxy Tab S12 Ultra
No
Sensors
Galaxy A
Accelerometer, proximity, compass
Galaxy Tab S12 Ultra
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Browser
Galaxy A
HTML
Galaxy Tab S12 Ultra
-
Other
Galaxy A
DMB TV MP4/DivX/WMV/H.264 player MP3/WAV/eAAC+ player Document viewer
Galaxy Tab S12 Ultra
Wireless Samsung DeX (desktop experience support)
Type
Galaxy A
Removable Li-Ion 1500 mAh battery
Galaxy Tab S12 Ultra
Li-Po 11600 mAh
Stand-by
Galaxy A
Up to 560 h (2G) / Up to 450 h (3G)
Galaxy Tab S12 Ultra
-
Talk time
Galaxy A
Up to 13 h 20 min (2G) / Up to 7 h 30 min (3G)
Galaxy Tab S12 Ultra
-
Charging
Galaxy A
-
Galaxy Tab S12 Ultra
45W wired, 100% in 95 min
Colors
Galaxy A
Deep Black, Cream White
Galaxy Tab S12 Ultra
Gray, Silver
SAR EU
Galaxy A
0.48 W/kg (head)
Galaxy Tab S12 Ultra
0.47 W/kg (body)
Price
Galaxy A
About 100 EUR
Galaxy Tab S12 Ultra
About 1570 EUR
Models
Galaxy A
-
Galaxy Tab S12 Ultra
SM-X940, SM-X946