Screen size
Galaxy S Lightray 4G R9404.3"
Galaxy Tab S12+Winner: 12.6"+66%
Quick verdict
Galaxy Tab S12+ leads the measured specs 20-2.
Measured wins
Galaxy S Lightray 4G R940
2
spec wins
Ties
1
equal specs
Galaxy Tab S12+
20
spec wins
Overall winner
Screen size
Technology
Galaxy S Lightray 4G R940
CDMA / EVDO / LTE
Galaxy Tab S12+
GSM / HSPA / LTE / 5G
2G bands
Galaxy S Lightray 4G R940
CDMA 800 / 1700 / 1900
Galaxy Tab S12+
GSM 850 / 900 / 1800 / 1900
3G bands
Galaxy S Lightray 4G R940
CDMA2000 1xEV-DO
Galaxy Tab S12+
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
Galaxy S Lightray 4G R940
2, 4
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+
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66
Speed
Galaxy S Lightray 4G R940
EV-DO Rev.A 3.1 Mbps, LTE
Galaxy Tab S12+
HSPA, LTE, 5G - cellular model only
5G bands
Galaxy S Lightray 4G R940
-
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 S Lightray 4G R940
2012, August. Released 2012, August
Galaxy Tab S12+
2026, September 30
Status
Galaxy S Lightray 4G R940
Discontinued
Galaxy Tab S12+
Available. Released 2026, October 07
Dimensions
Galaxy S Lightray 4G R940
130 x 68 x 11.7 mm (5.12 x 2.68 x 0.46 in)
Galaxy Tab S12+
289.5 x 187.8 x 5.3 mm (11.40 x 7.39 x 0.21 in)
Weight
Galaxy S Lightray 4G R940
142 g (5.01 oz)
Galaxy Tab S12+
553 g or 555 g (1.22 lb)
SIM
Galaxy S Lightray 4G R940
Mini-SIM
Galaxy Tab S12+
Nano-SIM + eSIM (cellular model only)
Build
Galaxy S Lightray 4G R940
-
Galaxy Tab S12+
Glass front, aluminum frame, aluminum back
Other
Galaxy S Lightray 4G R940
-
Galaxy Tab S12+
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) Stylus support Enhanced Armor Aluminum
Type
Galaxy S Lightray 4G R940
Super AMOLED Plus
Galaxy Tab S12+
Dynamic AMOLED 2X, 120Hz, HDR10+, 1000 nits (HBM), 1600 nits (peak)
Size
Galaxy S Lightray 4G R940
4.3 inches, 52.6 cm2 (~59.5% screen-to-body ratio)
Galaxy Tab S12+
12.6 inches, 460.6 cm2 (~84.7% screen-to-body ratio)
Resolution
Galaxy S Lightray 4G R940
480 x 800 pixels, 5:3 ratio (~217 ppi density)
Galaxy Tab S12+
1752 x 2800 pixels, 16:10 ratio (~262 ppi density)
OS
Galaxy S Lightray 4G R940
Android 2.3 (Gingerbread)
Galaxy Tab S12+
Android 17, up to 7 major OS updates, One UI 9
Chipset
Galaxy S Lightray 4G R940
Exynos 3210
Galaxy Tab S12+
MediaTek Dimensity 9500 (3 nm)
CPU
Galaxy S Lightray 4G R940
1.0 GHz
Galaxy Tab S12+
Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro)
GPU
Galaxy S Lightray 4G R940
-
Galaxy Tab S12+
Mali-G1 Ultra MC12
Card slot
Galaxy S Lightray 4G R940
microSDHC (dedicated slot), 16 GB included
Galaxy Tab S12+
microSDXC (dedicated slot)
Internal
Galaxy S Lightray 4G R940
1.4GB
Galaxy Tab S12+
256GB 12GB RAM, 512GB 12GB RAM
Other
Galaxy S Lightray 4G R940
-
Galaxy Tab S12+
UFS
Single
Galaxy S Lightray 4G R940
8 MP, AF
Galaxy Tab S12+
13 MP, f/2.0, 26mm (wide), 1/3.4", 1.0µm, AF
Features
Galaxy S Lightray 4G R940
LED flash
Galaxy Tab S12+
LED flash, HDR, panorama
Video
Galaxy S Lightray 4G R940
720p
Galaxy Tab S12+
4K@30fps, 1080p@30fps
Single
Galaxy S Lightray 4G R940
1.3 MP
Galaxy Tab S12+
12 MP, f/2.4, 120˚ (ultrawide)
Video
Galaxy S Lightray 4G R940
Galaxy Tab S12+
4K@30fps, 1080p@30fps
Features
Galaxy S Lightray 4G R940
-
Galaxy Tab S12+
HDR
Loudspeaker
Galaxy S Lightray 4G R940
Yes
Galaxy Tab S12+
Yes, with stereo speakers (4 speakers)
3.5mm jack
Galaxy S Lightray 4G R940
Yes
Galaxy Tab S12+
No
WLAN
Galaxy S Lightray 4G R940
Wi-Fi 802.11 b/g/n
Galaxy Tab S12+
Wi-Fi 802.11 a/b/g/n/ac/6e, tri-band, Wi-Fi Direct
Bluetooth
Galaxy S Lightray 4G R940
3.0, A2DP
Galaxy Tab S12+
6.0, A2DP, LE
Positioning
Galaxy S Lightray 4G R940
GPS, A-GPS
Galaxy Tab S12+
GPS, GLONASS, BDS, GALILEO
Radio
Galaxy S Lightray 4G R940
No
Galaxy Tab S12+
No
USB
Galaxy S Lightray 4G R940
microUSB 2.0
Galaxy Tab S12+
USB Type-C 3.2, magnetic connector
NFC
Galaxy S Lightray 4G R940
-
Galaxy Tab S12+
No
Sensors
Galaxy S Lightray 4G R940
Accelerometer, proximity, compass
Galaxy Tab S12+
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Other
Galaxy S Lightray 4G R940
HDMI port MP4/WMV/H.264 player MP3/WAV/WMA/eAAC+ player Photo/video editor Document viewer
Galaxy Tab S12+
Wireless Samsung DeX (desktop experience support)
Type
Galaxy S Lightray 4G R940
Removable Li-Ion 1600 mAh battery
Galaxy Tab S12+
Li-Po 10600 mAh
Stand-by
Galaxy S Lightray 4G R940
Up to 200 h
Galaxy Tab S12+
-
Talk time
Galaxy S Lightray 4G R940
Up to 3 h 30 min
Galaxy Tab S12+
-
Charging
Galaxy S Lightray 4G R940
-
Galaxy Tab S12+
45W wired, 100% in 95 min
Colors
Galaxy S Lightray 4G R940
Black
Galaxy Tab S12+
Gray, Silver
SAR
Galaxy S Lightray 4G R940
0.72 W/kg (head) 0.45 W/kg (body)
Galaxy Tab S12+
-
Price
Galaxy S Lightray 4G R940
About 100 EUR
Galaxy Tab S12+
About 1330 EUR
Models
Galaxy S Lightray 4G R940
-
Galaxy Tab S12+
SM-X840, SM-X846
SAR EU
Galaxy S Lightray 4G R940
-
Galaxy Tab S12+
0.77 W/kg (body)