Samsung Galaxy A51 vs Huawei Mate X2 Specs Comparison

Availability

Officially announced
Dec 12, 2019	Feb 22, 2021
Prices (MSRP)
$400	$2785

Design

Dimensions
6.24 x 2.90 x 0.31 inches 158.5 x 73.6 x 7.9 mm	6.37 x 5.74 x 0.32 inches 161.8 x 145.8 x 8.2 mm
Folded
	6.37 x2.93 x0.57 inches (161.8 x 74.6 x 14.7 mm)
Weight
6.07 oz / 172.0 g	10.41 oz / 295.0 g
Materials
Back: Plastic Frame: Plastic	Back: Aluminum Frame: Aluminum
Biometrics
2D Face unlock, Optical in-screen fingerprint	Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Prism Crush black, Prism Crush white, Prism Crush pink, Prism Crush blue	Crystal Blue, Crystal Pink, White, Black

Display

Size
6.5-inch, 87.37% screen-to-body	8.0-inch, 86.89% screen-to-body
Type
Super AMOLED, 60Hz	OLED, 90Hz
Resolution
2400x1080px, 20:9 ratio, 405 PPI	2480x2200px, 414 PPI
Protection
Corning Gorilla Glass 3
Features
	Folding inside the device
Front cover display
	6.5 inches 2700 x1160 px OLED 90Hz refresh rate, Ambient light sensor, Proximity senso
Rear cover display
	Part of the main display

PhoneArena Display Test

Bright Max (20% APL)
Untested	Untested
Bright Min
1.7 (Good)	1.8 (Good)

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Samsung Exynos 9611 (10 nm)	Kirin 9000 (5 nm)
Processor
Octa-core 2300 MHz 4x2.3GHz Cortex-A73 4x1.7G​Hz Cortex-A53	Octa-core Cortex-A77@3.13 GHz 3 x Cortex-A77@2.54 GHz 4 x Cortex-A55@2.05 GHz
GPU
Mali-G72 MP3	Mali-G78
Memory
4GB (LPDDR4)/128GB 6GB/128GB	8GB (LPDDR4)/256GB 8GB/512GB
Storage expansion
microSDXC up to 512 GB	not expandable
OS
Android (11, 10)	Android (10)

Battery

Type
4000 mAh, Li - Polymer	4500 mAh, Li - Polymer
Charging
Fast charging	Huawei SuperCharge
Charge speed
	Wired: 55.0W

PhoneArena Battery Tests

Battery Life Estimate

5h 22min

Browsing

11h 35min

Video

8h 35min

Gaming

6h 40min

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Quad camera	Quad camera, Doubles as a selfie camera
Main camera
48 MP (PDAF) Aperture size: F2.0 Focal length: 26 mm Sensor size: 1/2" Pixel size: 0.8 μm	50 MP (OIS, PDAF) Aperture size: F1.9 Focal length: 23 mm Sensor size: 1/1.28" Pixel size: 1.22 μm
Second camera
12 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 13 mm Pixel size: 1.12 μm	16 MP (Ultra-wide, Autofocus) Aperture size: F2.2 Focal Length: 17 mm
Third camera
5 MP (Macro) Aperture size: F2.4 Focal Length: 40 mm	8 MP (Telephoto, Periscope, OIS, PDAF) Optical zoom: 10.0x Aperture size: F4.4 Focal Length: 240 mm
Fourth camera
5 MP (Depth information) Aperture size: F2.2 Sensor size: 1/5" Pixel size: 1.12 μm	12 MP (Telephoto, OIS, PDAF) Optical zoom: 3.0x Aperture size: F2.4 Focal Length: 70 mm
Flash
LED	Dual LED
Video recording
4K UHD (30 fps), 1080p (120 fps), 720p (240 fps) Hyperlapse, EIS	4K UHD (30 fps), 1080p (960 fps) Video calling, Video sharing
Front
32 MP (HDR) Video capture: 1080p	16 MP (Wide Angle) Video capture: UW 1080p

Connectivity & Features

Bluetooth
5.0	5.2
WLAN
a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac	a,b,g,n,ac,Wi-Fi 6,dual-band MIMO, Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax
USB
Type-C, USB 2.0	Type-C, USB 3.1
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer, Ambient light sensor
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, Dual-band positioning, Cell ID, Wi-Fi positioning
Other
NFC, ANT+	NFC, Infrared

Multimedia

Headphones
3.5mm jack	No 3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Loudspeaker
Features
Dolby Atmos	Album art cover, Background playback
Screen mirroring
Wireless screen share
Radio
FM
Additional microphone(s)
Noise cancellation

Cellular

5G Bands
	n1, n3, n28, n38, n40, n41, n77, n78, n79, n80, n84
4G (FDD) Bands
1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 20, 25, 26, 28, 29, 30, 66, 71	1, 2, 3, 4, 5, 7, 8, 9, 12, 17, 18, 19, 20, 26
4G (TDD) Bands
38, 39, 41	34, 38, 39, 40, 41
3G Bands
1, 2, 4, 5, 8	1, 2, 4, 5, 6, 8, 19
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE-A Pro Cat 21 (1400/200 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
Dual SIM
	Yes
SIM type
Nano SIM	Nano SIM

Regulatory Approval

FCC approval
Date approved: Nov 28, 2019 FCC ID value: A3LSMA515FN
Measured SAR
Head: 0.89 W/kg Body: 1.18 W/kg Simultaneous Transmission: 1.56 W/kg Wireless Router: 1.12 W/kg Phablet: 2.76 W/kg

Alternative variants

with 128GB storage

Memory	6GB/128GB

with 512GB storage

Memory	512GB

for Verizon

4G (FDD) Bands	2, 3, 4, 5, 7, 13, 20, 28, 66
3G Bands	5, 8, 2, 1

With HarmonyOS

OS	HarmonyOS 2

for AT&T

4G (FDD) Bands	2, 4, 5, 12, 13, 25, 26, 66, 71
4G (TDD) Bands	41

for Sprint

4G (FDD) Bands	2, 4, 5, 12, 13, 25, 26, 66, 71
4G (TDD) Bands	41

for Europe

4G (FDD) Bands	1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66
4G (TDD) Bands	38, 40, 41
Dual SIM	Yes

Discover more

Full Specs Samsung Galaxy A51 Specs PA Review Samsung Galaxy A51 Review

Full Specs Huawei Mate X2 Specs PA Review Huawei Mate X2 Review