Samsung Galaxy A51 vs realme 8 Specs Comparison

Availability

Officially announced
Dec 12, 2019	Mar 24, 2021
Prices (MSRP)
$400	€199

Design

Dimensions
6.24 x 2.90 x 0.31 inches 158.5 x 73.6 x 7.9 mm	6.32 x 2.91 x 0.31 inches 160.6 x 73.9 x 8 mm
Weight
6.07 oz / 172.0 g	6.24 oz / 177.0 g
Materials
Back: Plastic Frame: Plastic	Back: Plastic Frame: Plastic
Biometrics
2D Face unlock, Optical in-screen fingerprint	Optical in-screen fingerprint
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	Cyber Silver, Cyber Black

Display

Size
6.5-inch, 87.37% screen-to-body	6.4-inch, 83.34% screen-to-body
Type
Super AMOLED, 60Hz	Super AMOLED, 60Hz, 1000 nits
Resolution
2400x1080px, 20:9 ratio, 405 PPI	2400x1080px, 20:9 ratio, 411 PPI
Protection
Corning Gorilla Glass 3

PhoneArena Display Test

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

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Samsung Exynos 9611 (10 nm)	MediaTek Helio G95 MT6785V (12 nm)
Processor
Octa-core 2300 MHz 4x2.3GHz Cortex-A73 4x1.7G​Hz Cortex-A53	Octa-core 2050 MHz Cortex-A76
GPU
Mali-G72 MP3	Mali G76
Memory
4GB (LPDDR4)/128GB 6GB/128GB	4GB (LPDDR4)/128GB (UFS 2.1) 6GB/128GB 8GB/128GB
Storage expansion
microSDXC up to 512 GB	microSDXC
OS
Android (11, 10)	Android (11)

Battery

Type
4000 mAh, Li - Polymer	5000 mAh, Li - Polymer
Charging
Fast charging	Fast charging
Charge speed
	Wired: 30.0W

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
Main camera
48 MP (PDAF) Aperture size: F2.0 Focal length: 26 mm Sensor size: 1/2" Pixel size: 0.8 μm	64 MP (PDAF) Aperture size: F1.8 Focal length: 26 mm Sensor size: 1/1.7" Pixel size: 0.8 μm
Second camera
12 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 13 mm Pixel size: 1.12 μm	8 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 16 mm Sensor size: 1/4" Pixel size: 1.12 μm
Third camera
5 MP (Macro) Aperture size: F2.4 Focal Length: 40 mm	2 MP (Macro) Aperture size: F2.4
Fourth camera
5 MP (Depth information) Aperture size: F2.2 Sensor size: 1/5" Pixel size: 1.12 μm	2 MP (Black and White) Aperture size: F2.4
Flash
LED	LED
Video recording
4K UHD (30 fps), 1080p (120 fps), 720p (240 fps) Hyperlapse, EIS	4K UHD (30 fps), 1080p (120 fps), 720p (240 fps) Time-lapse video, Picture-taking during video recording, EIS
Front
32 MP (HDR) Video capture: 1080p (30 fps)	16 MP (HDR) Video capture: 1080p (120 fps)

Connectivity & Features

Bluetooth
5.0	5.1
WLAN
dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac	Yes Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac
USB
Type-C, USB 2.0	Type-C, USB 2.0
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Other
NFC, ANT+

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Loudspeaker
Features
Dolby Atmos
Screen mirroring
Wireless screen share	Wireless screen share
Radio
FM	FM
Additional microphone(s)
Noise cancellation	Noise cancellation

Cellular

LTE Bands
1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 20, 25, 26, 28, 29, 30, 66, 71 Europe version - 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66	1, 3, 5, 8
TDD Bands
38, 39, 41 Europe version - 38, 40, 41	38, 40, 41
3G Bands
1, 2, 4, 5, 8	4, 5, 8
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE-A, HSDPA+ (4G) 42.2 Mbit/s
Dual SIM
	No
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 6GB RAM

Memory	6GB

for Verizon

LTE Bands	2, 3, 4, 5, 7, 13, 20, 28, 66
3G Bands	5, 8, 2, 1

With 8 GB RAM

Memory	8GB

for AT&T

LTE Bands	2, 4, 5, 12, 13, 25, 26, 66, 71
TDD Bands	41

for Sprint

LTE Bands	2, 4, 5, 12, 13, 25, 26, 66, 71
TDD Bands	41

for Europe

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

Discover more

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Full Specs realme 8 Specs