Screen size
Galaxy Tab 7.7 LTE I8157.7"
Galaxy Tab S12+Winner: 12.6"+39%
Quick verdict
Galaxy Tab S12+ leads the measured specs 18-3.
Measured wins
Galaxy Tab 7.7 LTE I815
3
spec wins
Ties
2
equal specs
Galaxy Tab S12+
18
spec wins
Overall winner
Screen size
Technology
Galaxy Tab 7.7 LTE I815
CDMA / EVDO / LTE
Galaxy Tab S12+
GSM / HSPA / LTE / 5G
2G bands
Galaxy Tab 7.7 LTE I815
CDMA 800 / 1900
Galaxy Tab S12+
GSM 850 / 900 / 1800 / 1900
3G bands
Galaxy Tab 7.7 LTE I815
CDMA2000 1xEV-DO
Galaxy Tab S12+
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
Galaxy Tab 7.7 LTE I815
2, 5, 13
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
equal specsGalaxy 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 Tab 7.7 LTE I815
EV-DO Rev.A 3.1 Mbps, LTE
Galaxy Tab S12+
HSPA, LTE, 5G - cellular model only
5G bands
Galaxy Tab 7.7 LTE I815
-
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 Tab 7.7 LTE I815
2012, January. Released 2012, Q3
Galaxy Tab S12+
2026, September 30
Status
Galaxy Tab 7.7 LTE I815
Discontinued
Galaxy Tab S12+
Available. Released 2026, October 07
Dimensions
Galaxy Tab 7.7 LTE I815
196.6 x 133.1 x 7.9 mm (7.74 x 5.24 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 Tab 7.7 LTE I815
340.2 g (11.99 oz)
Galaxy Tab S12+
553 g or 555 g (1.22 lb)
SIM
Galaxy Tab 7.7 LTE I815
Mini-SIM
Galaxy Tab S12+
Nano-SIM + eSIM (cellular model only)
Build
Galaxy Tab 7.7 LTE I815
-
Galaxy Tab S12+
Glass front, aluminum frame, aluminum back
Other
Galaxy Tab 7.7 LTE I815
-
Galaxy Tab S12+
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) Stylus support Enhanced Armor Aluminum
Type
Galaxy Tab 7.7 LTE I815
Super AMOLED Plus
Galaxy Tab S12+
Dynamic AMOLED 2X, 120Hz, HDR10+, 1000 nits (HBM), 1600 nits (peak)
Size
Galaxy Tab 7.7 LTE I815
7.7 inches, 171.9 cm2 (~65.7% screen-to-body ratio)
Galaxy Tab S12+
12.6 inches, 460.6 cm2 (~84.7% screen-to-body ratio)
Resolution
Galaxy Tab 7.7 LTE I815
800 x 1280 pixels, 16:10 ratio (~196 ppi density)
Galaxy Tab S12+
1752 x 2800 pixels, 16:10 ratio (~262 ppi density)
Protection
Galaxy Tab 7.7 LTE I815
Corning Gorilla Glass
Galaxy Tab S12+
-
Other
Galaxy Tab 7.7 LTE I815
TouchWiz UI
Galaxy Tab S12+
-
OS
Galaxy Tab 7.7 LTE I815
Android 3.2 (Honeycomb)
Galaxy Tab S12+
Android 17, up to 7 major OS updates, One UI 9
Chipset
Galaxy Tab 7.7 LTE I815
Exynos 4210
Galaxy Tab S12+
MediaTek Dimensity 9500 (3 nm)
CPU
Galaxy Tab 7.7 LTE I815
Dual-core 1.4 GHz Cortex-A9
Galaxy Tab S12+
Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro)
GPU
Galaxy Tab 7.7 LTE I815
Mali-400MP4
Galaxy Tab S12+
Mali-G1 Ultra MC12
Card slot
Galaxy Tab 7.7 LTE I815
microSDHC (dedicated slot)
Galaxy Tab S12+
microSDXC (dedicated slot)
Internal
Galaxy Tab 7.7 LTE I815
16GB 1GB RAM, 32GB 1GB RAM
Galaxy Tab S12+
256GB 12GB RAM, 512GB 12GB RAM
Other
Galaxy Tab 7.7 LTE I815
-
Galaxy Tab S12+
UFS
Single
Galaxy Tab 7.7 LTE I815
3.15 MP, AF
Galaxy Tab S12+
13 MP, f/2.0, 26mm (wide), 1/3.4", 1.0µm, AF
Features
Galaxy Tab 7.7 LTE I815
LED flash
Galaxy Tab S12+
LED flash, HDR, panorama
Video
Galaxy Tab 7.7 LTE I815
720p
Galaxy Tab S12+
4K@30fps, 1080p@30fps
Single
Galaxy Tab 7.7 LTE I815
2 MP
Galaxy Tab S12+
12 MP, f/2.4, 120˚ (ultrawide)
Video
Galaxy Tab 7.7 LTE I815
Galaxy Tab S12+
4K@30fps, 1080p@30fps
Features
Galaxy Tab 7.7 LTE I815
-
Galaxy Tab S12+
HDR
Loudspeaker
Galaxy Tab 7.7 LTE I815
Yes, with stereo speakers
Galaxy Tab S12+
Yes, with stereo speakers (4 speakers)
3.5mm jack
Galaxy Tab 7.7 LTE I815
Yes
Galaxy Tab S12+
No
WLAN
Galaxy Tab 7.7 LTE I815
Wi-Fi 802.11 b/g/n, hotspot
Galaxy Tab S12+
Wi-Fi 802.11 a/b/g/n/ac/6e, tri-band, Wi-Fi Direct
Bluetooth
Galaxy Tab 7.7 LTE I815
3.0, A2DP
Galaxy Tab S12+
6.0, A2DP, LE
Positioning
Galaxy Tab 7.7 LTE I815
GPS, A-GPS
Galaxy Tab S12+
GPS, GLONASS, BDS, GALILEO
Radio
Galaxy Tab 7.7 LTE I815
No
Galaxy Tab S12+
No
USB
Galaxy Tab 7.7 LTE I815
2.0
Galaxy Tab S12+
USB Type-C 3.2, magnetic connector
NFC
Galaxy Tab 7.7 LTE I815
-
Galaxy Tab S12+
No
Sensors
Galaxy Tab 7.7 LTE I815
Accelerometer, gyro, proximity, compass
Galaxy Tab S12+
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Other
Galaxy Tab 7.7 LTE I815
TV-out MP4/DivX/XviD/WMV/H.264 player MP3/WAV/WMA/eAAC+/Flac player Photo/video editor Document editor/viewer
Galaxy Tab S12+
Wireless Samsung DeX (desktop experience support)
Type
Galaxy Tab 7.7 LTE I815
Non-removable Li-Ion 5100 mAh battery
Galaxy Tab S12+
Li-Po 10600 mAh
Stand-by
Galaxy Tab 7.7 LTE I815
Up to 392 h (3G)
Galaxy Tab S12+
-
Talk time
Galaxy Tab 7.7 LTE I815
Up to 13 h (3G)
Galaxy Tab S12+
-
Charging
Galaxy Tab 7.7 LTE I815
-
Galaxy Tab S12+
45W wired, 100% in 95 min
Colors
Galaxy Tab 7.7 LTE I815
Metallic Gray and White
Galaxy Tab S12+
Gray, Silver
SAR
Galaxy Tab 7.7 LTE I815
1.09 W/kg (body)
Galaxy Tab S12+
-
Price
Galaxy Tab 7.7 LTE I815
About 280 EUR
Galaxy Tab S12+
About 1330 EUR
Models
Galaxy Tab 7.7 LTE I815
-
Galaxy Tab S12+
SM-X840, SM-X846
SAR EU
Galaxy Tab 7.7 LTE I815
-
Galaxy Tab S12+
0.77 W/kg (body)