Screen size
Galaxy Tab A 8.4 (2020)8.4"
Galaxy Tab S12+Winner: 12.6"+33%
Quick verdict
Galaxy Tab S12+ leads the measured specs 18-3.
Measured wins
Galaxy Tab A 8.4 (2020)
3
spec wins
Ties
2
equal specs
Galaxy Tab S12+
18
spec wins
Overall winner
Screen size
Technology
Galaxy Tab A 8.4 (2020)
GSM / HSPA / LTE
Galaxy Tab S12+
GSM / HSPA / LTE / 5G
2G bands
Galaxy Tab A 8.4 (2020)
GSM 850 / 900 / 1800 / 1900
Galaxy Tab S12+
GSM 850 / 900 / 1800 / 1900
3G bands
Galaxy Tab A 8.4 (2020)
HSDPA 850 / 900 / 1900 / 2100
Galaxy Tab S12+
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
Galaxy Tab A 8.4 (2020)
1, 3, 4, 5, 7, 13, 20, 66
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
equal specs3.5mm 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 Tab A 8.4 (2020)
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Galaxy Tab S12+
HSPA, LTE, 5G - cellular model only
5G bands
Galaxy Tab A 8.4 (2020)
-
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 A 8.4 (2020)
2020, March 25. Released 2020, March 25
Galaxy Tab S12+
2026, September 30
Status
Galaxy Tab A 8.4 (2020)
Discontinued
Galaxy Tab S12+
Available. Released 2026, October 07
Dimensions
Galaxy Tab A 8.4 (2020)
202 x 125.2 x 7.1 mm (7.95 x 4.93 x 0.28 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 A 8.4 (2020)
309 g (10.90 oz)
Galaxy Tab S12+
553 g or 555 g (1.22 lb)
Build
Galaxy Tab A 8.4 (2020)
Glass front, plastic frame, plastic back
Galaxy Tab S12+
Glass front, aluminum frame, aluminum back
SIM
Galaxy Tab A 8.4 (2020)
Nano-SIM
Galaxy Tab S12+
Nano-SIM + eSIM (cellular model only)
Other
Galaxy Tab A 8.4 (2020)
-
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 A 8.4 (2020)
TFT LCD
Galaxy Tab S12+
Dynamic AMOLED 2X, 120Hz, HDR10+, 1000 nits (HBM), 1600 nits (peak)
Size
Galaxy Tab A 8.4 (2020)
8.4 inches, 204.6 cm2 (~80.9% screen-to-body ratio)
Galaxy Tab S12+
12.6 inches, 460.6 cm2 (~84.7% screen-to-body ratio)
Resolution
Galaxy Tab A 8.4 (2020)
1200 x 1920 pixels, 16:10 ratio (~270 ppi density)
Galaxy Tab S12+
1752 x 2800 pixels, 16:10 ratio (~262 ppi density)
OS
Galaxy Tab A 8.4 (2020)
Android 10, upgradable to Android 11, One UI 3.1
Galaxy Tab S12+
Android 17, up to 7 major OS updates, One UI 9
Chipset
Galaxy Tab A 8.4 (2020)
Exynos 7904 (14 nm)
Galaxy Tab S12+
MediaTek Dimensity 9500 (3 nm)
CPU
Galaxy Tab A 8.4 (2020)
Octa-core (2x1.8 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53)
Galaxy Tab S12+
Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro)
GPU
Galaxy Tab A 8.4 (2020)
Mali-G71 MP2
Galaxy Tab S12+
Mali-G1 Ultra MC12
Card slot
Galaxy Tab A 8.4 (2020)
microSDXC (dedicated slot)
Galaxy Tab S12+
microSDXC (dedicated slot)
Internal
Galaxy Tab A 8.4 (2020)
32GB 3GB RAM
Galaxy Tab S12+
256GB 12GB RAM, 512GB 12GB RAM
Other
Galaxy Tab A 8.4 (2020)
eMMC 5.1
Galaxy Tab S12+
UFS
Single
Galaxy Tab A 8.4 (2020)
8 MP, AF
Galaxy Tab S12+
13 MP, f/2.0, 26mm (wide), 1/3.4", 1.0µm, AF
Video
Galaxy Tab A 8.4 (2020)
1080p@30fps
Galaxy Tab S12+
4K@30fps, 1080p@30fps
Features
Galaxy Tab A 8.4 (2020)
-
Galaxy Tab S12+
LED flash, HDR, panorama
Single
Galaxy Tab A 8.4 (2020)
5 MP
Galaxy Tab S12+
12 MP, f/2.4, 120˚ (ultrawide)
Video
Galaxy Tab A 8.4 (2020)
Galaxy Tab S12+
4K@30fps, 1080p@30fps
Features
Galaxy Tab A 8.4 (2020)
-
Galaxy Tab S12+
HDR
Loudspeaker
Galaxy Tab A 8.4 (2020)
Yes, with dual speakers
Galaxy Tab S12+
Yes, with stereo speakers (4 speakers)
3.5mm jack
Galaxy Tab A 8.4 (2020)
Yes
Galaxy Tab S12+
No
WLAN
Galaxy Tab A 8.4 (2020)
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Galaxy Tab S12+
Wi-Fi 802.11 a/b/g/n/ac/6e, tri-band, Wi-Fi Direct
Bluetooth
Galaxy Tab A 8.4 (2020)
5.0, A2DP, LE
Galaxy Tab S12+
6.0, A2DP, LE
Positioning
Galaxy Tab A 8.4 (2020)
GPS, GLONASS
Galaxy Tab S12+
GPS, GLONASS, BDS, GALILEO
NFC
Galaxy Tab A 8.4 (2020)
No
Galaxy Tab S12+
No
Radio
Galaxy Tab A 8.4 (2020)
No
Galaxy Tab S12+
No
USB
Galaxy Tab A 8.4 (2020)
USB Type-C 2.0
Galaxy Tab S12+
USB Type-C 3.2, magnetic connector
Sensors
Galaxy Tab A 8.4 (2020)
Accelerometer
Galaxy Tab S12+
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Other
Galaxy Tab A 8.4 (2020)
ANT+
Galaxy Tab S12+
Wireless Samsung DeX (desktop experience support)
Type
Galaxy Tab A 8.4 (2020)
Li-Po 5000 mAh
Galaxy Tab S12+
Li-Po 10600 mAh
Charging
Galaxy Tab A 8.4 (2020)
-
Galaxy Tab S12+
45W wired, 100% in 95 min
Colors
Galaxy Tab A 8.4 (2020)
Mocha
Galaxy Tab S12+
Gray, Silver
Models
Galaxy Tab A 8.4 (2020)
SM-T307U
Galaxy Tab S12+
SM-X840, SM-X846
SAR
Galaxy Tab A 8.4 (2020)
1.35 W/kg (body)
Galaxy Tab S12+
-
Price
Galaxy Tab A 8.4 (2020)
About 240 EUR
Galaxy Tab S12+
About 1330 EUR
SAR EU
Galaxy Tab A 8.4 (2020)
-
Galaxy Tab S12+
0.77 W/kg (body)