Screen size
Galaxy S II HD LTE4.7"
Galaxy Tab S12 UltraWinner: 14.6"+68%
Quick verdict
Galaxy Tab S12 Ultra leads the measured specs 18-4.
Measured wins
Galaxy S II HD LTE
4
spec wins
Ties
1
equal specs
Galaxy Tab S12 Ultra
18
spec wins
Overall winner
Screen size
Technology
Galaxy S II HD LTE
GSM / HSPA / LTE
Galaxy Tab S12 Ultra
GSM / HSPA / LTE / 5G
2G bands
Galaxy S II HD LTE
GSM 850 / 900 / 1800 / 1900
Galaxy Tab S12 Ultra
GSM 850 / 900 / 1800 / 1900
3G bands
Galaxy S II HD LTE
HSDPA 850 / 900 / 1900 / 2100 , HSDPA 900 / 2100
Galaxy Tab S12 Ultra
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
Galaxy S II HD LTE
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
3, 7, 20
Galaxy Tab S12 Ultra
LTE
Speed
Galaxy S II HD LTE
HSPA 21.1/5.76 Mbps, LTE
Galaxy Tab S12 Ultra
HSPA, LTE, 5G - cellular model only
5G bands
Galaxy S II HD LTE
-
Galaxy Tab S12 Ultra
SA/NSA/Sub6
Announced
Galaxy S II HD LTE
2011, September. Released 2011, December
Galaxy Tab S12 Ultra
2026, September 30
Status
Galaxy S II HD LTE
Discontinued
Galaxy Tab S12 Ultra
Released Oct 7, 2026
Dimensions
Galaxy S II HD LTE
129.8 x 68.8 x 9.5 mm (5.11 x 2.71 x 0.37 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 S II HD LTE
130.5 g (4.59 oz)
Galaxy Tab S12 Ultra
692 g or 695 g (1.53 lb)
SIM
Galaxy S II HD LTE
Micro-SIM
Galaxy Tab S12 Ultra
Nano-SIM + eSIM (cellular model only)
Build
Galaxy S II HD LTE
-
Galaxy Tab S12 Ultra
Glass front, aluminum frame, aluminum back
Other
Galaxy S II HD LTE
-
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 S II HD LTE
Super AMOLED
Galaxy Tab S12 Ultra
Dynamic AMOLED 2X, 120Hz, HDR10+, 1000 nits (HBM), 1600 nits (peak)
Size
Galaxy S II HD LTE
4.65 inches, 59.6 cm2 (~66.7% screen-to-body ratio)
Galaxy Tab S12 Ultra
14.6 inches, 617.8 cm2 (~90.8% screen-to-body ratio)
Resolution
Galaxy S II HD LTE
720 x 1280 pixels, 16:9 ratio (~316 ppi density)
Galaxy Tab S12 Ultra
1848 x 2960 pixels, 16:10 ratio (~239 ppi density)
Protection
Galaxy S II HD LTE
Corning Gorilla Glass
Galaxy Tab S12 Ultra
-
OS
Galaxy S II HD LTE
Android 2.3 (Gingerbread), upgradable to 4.0 (Ice Cream Sandwich), TouchWiz UI 4
Galaxy Tab S12 Ultra
Android 17, up to 7 major OS updates, One UI 9
Chipset
Galaxy S II HD LTE
Qualcomm MSM8660 Snapdragon S3
Galaxy Tab S12 Ultra
MediaTek Dimensity 9500 (3 nm)
CPU
Galaxy S II HD LTE
Dual-core 1.5 GHz Scorpion
Galaxy Tab S12 Ultra
Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro)
GPU
Galaxy S II HD LTE
Adreno 220
Galaxy Tab S12 Ultra
Mali-G1 Ultra MC12
Card slot
Galaxy S II HD LTE
microSDHC (dedicated slot)
Galaxy Tab S12 Ultra
microSDXC (dedicated slot)
Internal
Galaxy S II HD LTE
16GB 1GB RAM
Galaxy Tab S12 Ultra
256GB 12GB RAM, 512GB 12GB RAM, 1TB 16GB RAM
Other
Galaxy S II HD LTE
-
Galaxy Tab S12 Ultra
UFS
Single
Galaxy S II HD LTE
8 MP, AF
Galaxy Tab S12 Ultra
-
Features
Galaxy S II HD LTE
LED flash
Galaxy Tab S12 Ultra
LED flash, HDR, panorama
Video
Galaxy S II HD LTE
1080p@30fps
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
Dual
Galaxy S II HD LTE
-
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 S II HD LTE
2 MP
Galaxy Tab S12 Ultra
12 MP, f/2.4, 120˚ (ultrawide)
Video
Galaxy S II HD LTE
Galaxy Tab S12 Ultra
4K@30fps, 1080p@30fps
Features
Galaxy S II HD LTE
-
Galaxy Tab S12 Ultra
HDR
Loudspeaker
Galaxy S II HD LTE
Yes
Galaxy Tab S12 Ultra
Yes, with stereo speakers (4 speakers)
3.5mm jack
Galaxy S II HD LTE
Yes
Galaxy Tab S12 Ultra
No
WLAN
Galaxy S II HD LTE
Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, hotspot
Galaxy Tab S12 Ultra
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
Bluetooth
Galaxy S II HD LTE
3.0, A2DP, aptX
Galaxy Tab S12 Ultra
6.0, A2DP, LE
Positioning
Galaxy S II HD LTE
GPS, A-GPS
Galaxy Tab S12 Ultra
GPS, GLONASS, BDS, GALILEO
NFC
Galaxy S II HD LTE
Optional
Galaxy Tab S12 Ultra
No
Radio
Galaxy S II HD LTE
No
Galaxy Tab S12 Ultra
No
USB
Galaxy S II HD LTE
microUSB 2.0 (MHL TV-out), OTG
Galaxy Tab S12 Ultra
USB Type-C 3.2, magnetic connector
Sensors
Galaxy S II HD LTE
Accelerometer, gyro, proximity, compass
Galaxy Tab S12 Ultra
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Other
Galaxy S II HD LTE
MP4/DivX/XviD/WMV/H.264 player MP3/WAV/eAAC+/AC3/FLAC player Photo/video editor Document editor
Galaxy Tab S12 Ultra
Wireless Samsung DeX (desktop experience support)
Type
Galaxy S II HD LTE
Removable Li-Ion 1850 mAh battery
Galaxy Tab S12 Ultra
Li-Po 11600 mAh
Stand-by
Galaxy S II HD LTE
Up to 320 h (2G) / Up to 290 h (3G)
Galaxy Tab S12 Ultra
-
Talk time
Galaxy S II HD LTE
Up to 12 h 40 min (2G) / Up to 5 h 50 min (3G)
Galaxy Tab S12 Ultra
-
Charging
Galaxy S II HD LTE
-
Galaxy Tab S12 Ultra
45W wired, 100% in 95 min
Colors
Galaxy S II HD LTE
Black
Galaxy Tab S12 Ultra
Gray, Silver
SAR
Galaxy S II HD LTE
0.12 W/kg (head) 0.94 W/kg (body)
Galaxy Tab S12 Ultra
-
SAR EU
Galaxy S II HD LTE
0.20 W/kg (head)
Galaxy Tab S12 Ultra
0.47 W/kg (body)
Price
Galaxy S II HD LTE
About 180 EUR
Galaxy Tab S12 Ultra
About 1570 EUR
Models
Galaxy S II HD LTE
-
Galaxy Tab S12 Ultra
SM-X940, SM-X946