realme 7 vs realme 8 vs Samsung Galaxy A51

Compare phone and tablet specifications of up to three devices at once.

Comparison mode:

Display

Size:

6.5 inches
6.4 inches
6.5 inches

Resolution:

2400 x 1080 pixels, 20:9 ratio, 405 PPI
2400 x 1080 pixels, 20:9 ratio, 411 PPI
2400 x 1080 pixels, 20:9 ratio, 405 PPI

Technology:

IPS LCD
Super AMOLED
Super AMOLED

Screen-to-body:

83.31 %
83.34 %
87.37 %

Peak brightness:

1000 cd/m2 (nit)

Features:

90Hz refresh rate, Scratch-resistant glass (Corning Gorilla Glass), Ambient light sensor, Proximity sensor
60Hz refresh rate, Ambient light sensor, Proximity sensor
60Hz refresh rate, Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

Hardware

System chip:

MediaTek Helio G95
MediaTek Helio G95 MT6785V
Samsung Exynos 9611

Processor:

Octa-core, 2050 MHz, Arm Cortex-A76 and Arm Cortex-A55, 64-bit, 12 nm
Octa-core, 2050 MHz, Cortex-A76, 64-bit, 12 nm
Octa-core, 2300 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm

GPU:

Mali G76 MC4
Mali G76
Mali-G72 MP3

RAM:

4GB LPDDR4
4GB LPDDR4
4GB LPDDR4

Internal storage:

64GB (UFS 2.1)
128GB (UFS 2.1)
128GB, available to use: 105.9 GB

Storage expansion:

microSDXC
microSDXC
microSDXC up to 512 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (10)
Android (11), realme 2.0 UI
Android (11, 10), Samsung One UI

Battery

Capacity:

5000 mAh
5000 mAh
4000 mAh

Type:

Li - Polymer, Not user replaceable
Li - Polymer, Not user replaceable
Li - Polymer, Not user replaceable

Battery life test results:

Charging:

Fast charging
Fast charging
Fast charging

Max charge speed:

Wired: 30.0W
Wired: 30.0W

Camera

Rear:

Quad camera
Quad camera
Quad camera

Main camera:

48 MP (PDAF)
64 MP (PDAF)
48 MP (PDAF)

Specifications:

Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.7"; Pixel size: 0.8 μm
Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm

Second camera:

8 MP (Ultra-wide)
8 MP (Ultra-wide)
12 MP (Ultra-wide)

Specifications:

Aperture size: F2.3; Focal Length: 16 mm; Sensor size: 1/4"; Pixel size: 1.12 μm
Aperture size: F2.2; Focal Length: 16 mm; Sensor size: 1/4"; Pixel size: 1.12 μm
Aperture size: F2.2; Focal Length: 13 mm; Pixel size: 1.12 μm

Third camera:

2 MP (Macro)
2 MP (Macro)
5 MP (Macro)

Specifications:

Aperture size: F2.4
Aperture size: F2.4
Aperture size: F2.4; Focal Length: 40 mm

Fourth camera:

2 MP (Black and White)
2 MP (Black and White)
5 MP (Depth information)

Specifications:

Aperture size: F2.4
Aperture size: F2.4
Aperture size: F2.2; Sensor size: 1/5"; Pixel size: 1.12 μm

Video recording:

3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)

Features:

EIS
Time-lapse video, Picture-taking during video recording, EIS
Hyperlapse, EIS

Front:

16 MP (Slow-motion videos)
16 MP (HDR)
32 MP (HDR)

Video capture:

1920x1080 (Full HD)
1920x1080 (Full HD)
1920x1080 (Full HD)

Design

Dimensions:

6.39 x 2.97 x 0.37 inches (162.3 x 75.4 x 9.4 mm)
6.32 x 2.91 x 0.31 inches (160.6 x 73.9 x 8 mm)
6.24 x 2.90 x 0.31 inches (158.5 x 73.6 x 7.9 mm)

Weight:

6.93 oz (196.5 g)
6.24 oz (177.0 g)
6.07 oz (172.0 g)

Materials:

Back: Plastic; Frame: Plastic
Back: Plastic; Frame: Plastic
Back: Plastic; Frame: Plastic

Biometrics:

Fingerprint (touch)
In-screen fingerprint
2D Face unlock, In-screen fingerprint

Keys:

Left: Volume control; Right: Lock/Unlock key
Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key

Colors:

Mist blue, Mist white
Cyber Silver, Cyber Black
Prism Crush black, Prism Crush white, Prism Crush pink, Prism Crush blue

Cellular

LTE (FDD):

Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)
Bands 1(2100), 3(1800), 5(850), 8(900)
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)

LTE (TDD):

Bands 38(2600), 40(2300), 41(2600+)
Bands 38(2600), 40(2300), 41(2600+)
Bands 38(2600), 39(1900+), 41(2600+)

UMTS:

Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Bands 4(1700/2100), 5(850), 8(900)
Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)

Data Speed:

LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A, HSDPA+ (4G) 42.2 Mbit/s
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM:

Yes
Yes

SIM type:

Nano SIM
Nano SIM
Nano SIM

Multimedia

Headphones:

3.5mm jack
3.5mm jack
3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features:

Dolby Atmos

Screen mirroring:

Wireless screen share
Wireless screen share
Wireless screen share

Radio:

FM
FM

Additional microphone(s):

for Noise cancellation
for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth:

5.0
5.1
5.0

Wi-Fi:

802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot

USB:

Type-C (reversible), USB 2.0
Type-C (reversible), USB 2.0
Type-C (reversible), USB 2.0

Features:

Charging, OTG
Charging, OTG
Charging, OTG

Location:

GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning

Sensors:

Accelerometer, Gyroscope, Compass
Accelerometer, Gyroscope, Compass
Accelerometer, Gyroscope, Compass, Hall (for flip covers)

Other:

NFC
NFC, ANT+

Regulatory Approval

FCC approval:

Date approved:

Feb 07, 2021
Nov 28, 2019

FCC ID value:

2AUYFRMX2155
A3LSMA515FN

Measured SAR:

Head:

1.20 W/kg
0.89 W/kg

Body:

0.34 W/kg
1.18 W/kg

Simultaneous Transmission:

1.34 W/kg
1.56 W/kg

Wireless Router:

0.93 W/kg
1.12 W/kg

Phablet:

2.76 W/kg

Buyers information

Price:

€ 179
€ 199
$ 400

User Manual:

This is the official Samsu​ng Galaxy A51 User Guide in English provided from the manufacturer.

In The Box:

30W Dart Charger, USB Type-C Cable, Protect Case, Protect Film, SIM Card Tool, Important Info Booklet with Warranty Card
USB Type-C Cable, 5V6A Charge Adapter, SIM Card Needle, Screen Protect Film, Protect Case, Quick Start Guide, Important Product Information (including the Warranty Card)

Availability

Officially announced:

Oct 07, 2020
Mar 24, 2021
Dec 12, 2019
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