Samsung Galaxy Tab S9 vs RedMagic Astra Gaming Tablet Specs Comparison

Availability

Officially announced
Jul 26, 2023	Jul 01, 2025
Prices (MSRP)
8GB/128GB - $800	$499

Design

Dimensions
10.01 x 6.53 x 0.23 inches 254.3 x 165.8 x 5.9 mm	8.15 x 5.28 x 0.27 inches 207 x 134.2 x 6.9 mm
Weight
17.57 oz / 498.0 g	13.05 oz / 370.0 g
Materials
Back: Aluminum Frame: Aluminum	Back: Aluminum Frame: Aluminum
Resistance
Yes; IP68	Water; IP54
Biometrics
Fingerprint (touch)	Fingerprint (touch)
Colors
Beige, Graphite	Eclipse, Starfrost

Display

Size
11.0-inch, 83.20% screen-to-body	9.1-inch, 29.68% screen-to-body
Type
Dynamic AMOLED, 120Hz, HDR	OLED, 165Hz, 1100 nits
Resolution
2560x1600px, 16:10 ratio, 274 PPI	240x1504px, 16:10 ratio, 168 PPI
Protection
Corning Gorilla Glass 5
Features
HDR support, Scratch-resistant glass, Ambient light sensor

PhoneArena Display Test

Bright Max (20% APL)
Untested	1036 (Average)
Bright Min
1.6 (Good)	2.5 (Average)

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Snapdragon 8 Gen 2 SM8550-AC (4 nm)	Snapdragon 8 Elite SM8750-AB (3 nm)
Processor
Octa-core 1x3.36GHz Cortex-X3 2x2.8GH​z Cortex-A715 2x2.8​GHz Cortex-A710 3x2.0​GHz Cortex-A510	Octa-core 2x4.32GHz Oryon V2 Phoenix L 6x3.53GHz Oryon V2 Phoenix M
GPU
Adreno 740	Adreno 830
Memory
8GB/128GB (UFS) 12GB/256GB	12GB/256GB
Storage expansion
microSDXC up to 1024 GB
OS
Android (14, 13)	Android (15)

PhoneArena Performance Test

GeekBench 6 Single
2128	2676
GeekBench 6 Multi
5657	8292
3D Mark High
3853	6778
3D Mark Low
3033	5531

Learn more on our PhoneArena Performance Test Results page.

Battery

Type
8400 mAh, Li - Polymer	8200 mAh
Charge speed
Wired: 45.0W

PhoneArena Battery Tests

Battery Life Estimate

Untested

Browsing

8h 6min

Video

6h 25min

Gaming

Untested

Battery Life Estimate

5h 11min

Browsing

11h 8min

Video

8h 44min

Gaming

5h 26min

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Single camera	Single camera
Main camera
13 MP (Autofocus) Aperture size: F2.0 Focal length: 26 mm Sensor size: 1/3.4" Pixel size: 1.0 μm	13 MP
Flash
LED	LED
Video recording
4K UHD (30 fps), 1080p (30 fps)	Yes
Front
12 MP Video capture: 4K UHD (30 fps)	9 MP

Connectivity & Features

Bluetooth
5.3	5.4
WLAN
a,b,g,n,ac,Wi-Fi 6,Wi-Fi 6E Wi-Fi Direct 802.11 a, b, g, n, ac, ax	a,b,g,n,ac Wi-Fi Direct 802.11 a, b, g, n, ac
USB
Type-C	Type-C, USB 3.2
Sensors
Accelerometer, Ambient light sensor	Accelerometer, Gyroscope, Ambient light sensor
Location
GPS, Glonass, Galileo, BeiDou
Other
Tethering, Computer sync, OTA sync	Tethering, Computer sync, OTA sync

Multimedia

Headphones
No 3.5mm jack	No 3.5mm jack
Speakers
Multiple speakers	Loudspeaker
Features
Dolby Atmos, Album art cover, Background playback	Album art cover, Background playback

Cellular

5G Bands
n1, n3, n5, n7, n8, n20, n28, n38, n40, n41, n66, n77, n78
4G (FDD) Bands
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 32, 66
4G (TDD) Bands
38, 40, 41
3G Bands
1, 2, 5, 8
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s
SIM type
Nano SIM, eSIM

Alternative variants

With 12GB RAM and 256GB internal storage

Memory	12GB/256GB

Discover more

Full Specs Samsung Galaxy Tab S9 Specs PA Review Samsung Galaxy Tab S9 Review

Full Specs RedMagic Astra Gaming Tablet Specs PA Review RedMagic Astra Gaming Tablet Review