realme 8 5G vs Samsung Galaxy A51 Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

7.0
Samsung Galaxy A51
realme 8 5G Samsung Galaxy A51
Released · Apr 28, 2021
Released · Dec 27, 2019
6.5-inch
6.5-inch
Triple camera
Quad camera
4GB · 128GB
4GB · 128GB
5000 mAh
4000 mAh
Check prices

Design

Dimensions
6.40 x 2.94 x 0.33 inches
162.5 x 74.8 x 8.5 mm
6.24 x 2.90 x 0.31 inches
158.5 x 73.6 x 7.9 mm
Weight
6.53 oz (185.0 g) 6.07 oz (172.0 g)
Materials
Back: Plastic
Frame: Plastic
Biometrics
Fingerprint (touch) 2D Face unlock, Optical in-screen fingerprint
Keys
Left: Volume control; Right: Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Supersonic blue, Supersonic Black Prism Crush black, Prism Crush white, Prism Crush pink, Prism Crush blue

Display

Size
6.5-inch 6.5-inch
Resolution
2400x1080px, 20:9 ratio, 405 PPI 2400x1080px, 20:9 ratio, 405 PPI
Technology
IPS LCD Super AMOLED
Refresh rate
90Hz 60Hz
Screen-to-body
84.03 % 87.37 %
Peak brightness
600 cd/m2 (nit)
Features
Ambient light sensor, Proximity sensor Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

Hardware

System chip
MediaTek Dimensity 700 MT6833V (7 nm) Samsung Exynos 9611 (10 nm)
Processor
Octa-core
2200 MHz
Cortex-A76
Octa-core
2300 MHz
4x 2.3GHz Cortex-A73 + 4x 1.7GHz Cortex-A53
GPU
Mali-G57 Mali-G72 MP3
RAM
4GB (LPDDR4) 4GB (LPDDR4)
Internal storage
128GB (UFS 2.1) 128GB, available to use: 105.9 GB
Storage expansion
microSDXC up to 1024 GB microSDXC up to 512 GB
OS
Android (11), Realme 2.0 UI Android (11, 10), Samsung One UI

Battery

Capacity
5000 mAh 4000 mAh
Type
Li - Polymer Li - Polymer
Charging
Fast charging Fast charging
Charge speed
Wired: 18.0W
PhoneArena Battery Tests
Battery Life Estimate
Untested
Browsing
Untested
Video
Untested
Gaming
Untested
Battery Life Estimate
5h 22min
Browsing
11h 35min
Video
8h 35min
Gaming
6h 40min

Camera

Rear
Triple camera Quad camera
Main camera
48 MP (PDAF)
Aperture size: F1.8
Focal length: 26 mm
48 MP (PDAF)
Aperture size: F2.0
Focal length: 26 mm
Sensor size: 1/2"
Pixel size: 0.8 μm
Second camera
2 MP (Macro)
Aperture size: F3.4
12 MP (Ultra-wide)
Aperture size: F2.2
Focal Length: 13 mm
Pixel size: 1.12 μm
Third camera
2 MP (Black and White)
Aperture size: F2.4
5 MP (Macro)
Aperture size: F2.4
Focal Length: 40 mm
Fourth camera
5 MP (Depth information)
Aperture size: F2.2
Sensor size: 1/5"
Pixel size: 1.12 μm
Flash
LED LED
Video recording
1920x1080 (Full HD) (30 fps), 1280x720 (HD) (120 fps)
Time-lapse video
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)
Hyperlapse, EIS
Front
16 MP (HDR), Video capture: 1920x1080 (Full HD) 32 MP (HDR), Video capture: 1920x1080 (Full HD)

Connectivity & Features

Bluetooth
5.1 5.0
WLAN
802.11 a,b,g,n,ac,dual-band
Wi-Fi Direct, Hotspot
802.11 a,b,g,n,ac,dual-band
Wi-Fi Direct, Hotspot
USB
Type-C, USB 2.0 Type-C, USB 2.0
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, Cell ID, Wi-Fi positioning GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass Accelerometer, Gyroscope, Compass, Hall (for flip covers)
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
Additional microphone(s)
Noise cancellation Noise cancellation

Cellular

5G
Bands n1, n3, n5, n7, n8, n20, n28, n38, n40, n41, n77, n78, SA, NSA
4G (FDD)
Bands 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 28(700 APT) Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 14(700 PS), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600)
4G (TDD)
Bands 34(2000), 38(2600), 39(1900+), 40(2300), 41(2600+) Bands 38(2600), 39(1900+), 41(2600+)
3G
Bands 1(2100), 2(1900), 5(850), 6(800), 8(900), 19(800) Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
No
SIM type
Nano SIM Nano SIM

Regulatory Approval

FCC approval
Date approved: Mar 30, 2021
FCC ID value: 2AUYFRMX3241
Date approved: Nov 28, 2019
FCC ID value: A3LSMA515FN
Measured SAR
Head: 1.15 W/kg
Body: 0.43 W/kg
Simultaneous Transmission: 1.47 W/kg
Wireless Router: 0.90 W/kg
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

Buyers information

MSRP
€ 200 $ 400
In The Box
USB Type-C Cable, 9V2A Charge Adapter, SIM Card Needle, Screen Protect Film, Protect Case, Quick Start Guide, Important Product Information (including the Warranty Card)

Availability

Officially announced
Apr 21, 2021 Dec 12, 2019

Alternative variants

With 8GB RAM
RAM 8GB
with 128GB storage
RAM 6GB
Internal storage 128GB
for Verizon
4G (FDD) Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 13(700 c), 20(800 DD), 28(700 APT), 66(AWS-3)
3G Bands 5(850), 8(900), 2(1900), 1(2100)
for AT&T
4G (FDD) Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 13(700 c), 25(1900+), 26(850+), 66(AWS-3), 71(600)
4G (TDD) Bands 41(2600+)
for Sprint
4G (FDD) Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 13(700 c), 25(1900+), 26(850+), 66(AWS-3), 71(600)
4G (TDD) Bands 41(2600+)
for Europe
4G (FDD) Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 20(800 DD), 26(850+), 28(700 APT), 66(AWS-3)
4G (TDD) Bands 38(2600), 40(2300), 41(2600+)
Dual SIM Yes
FCC OKs Cingular\'s purchase of AT&T Wireless