OPPO Reno4 Pro vs Samsung Galaxy A72 vs Samsung Galaxy A51

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

Comparison mode:

Display

Size:

6.5 inches
6.7 inches
6.5 inches

Resolution:

2400 x 1080 pixels, 20:9 ratio, 402 PPI
2400 x 1080 pixels, 20:9 ratio, 393 PPI
2400 x 1080 pixels, 20:9 ratio, 405 PPI

Technology:

Super AMOLED
Super AMOLED
Super AMOLED

Screen-to-body:

88.35 %
84.74 %
87.37 %

Peak brightness:

1100 cd/m2 (nit)

Features:

90Hz refresh rate, HDR support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
90Hz 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:

Qualcomm Snapdragon 720G SM7125
Qualcomm Snapdragon 720G SM7125
Samsung Exynos 9611

Processor:

Octa-core, 2300 MHz, Kryo 465, 64-bit, 8 nm
Octa-core, 2300 MHz, Kryo 465, 64-bit, 8 nm
Octa-core, 2300 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm

GPU:

Adreno 618
Adreno 618
Mali-G72 MP3

RAM:

8GB LPDDR4
6GB
4GB LPDDR4

Internal storage:

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

Storage expansion:

microSDXC
microSDXC up to 1024 GB
microSDXC up to 512 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (10), ColorOS UI
Android (11), One UI 3.0 UI
Android (11, 10), Samsung One UI

Battery

Capacity:

4000 mAh
5000 mAh
4000 mAh

Type:

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

Battery life test results:

Charging:

OPPO VOOC
Qualcomm Quick Charge 2.0
Fast charging

Max charge speed:

Wired: 65.0W
Wired: 25.0W

Camera

Rear:

Quad camera
Quad camera
Quad camera

Main camera:

48 MP (PDAF)
64 MP (OIS, PDAF)
48 MP (PDAF)

Specifications:

Aperture size: F1.7; 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 (Telephoto, OIS, Autofocus)
12 MP (Ultra-wide)

Specifications:

Aperture size: F2.2; Sensor size: 1/4"; Pixel size: 1.12 μm
Optical zoom: 3.0x; Aperture size: F2.4; Pixel size: 1.0 μm
Aperture size: F2.2; Focal Length: 13 mm; Pixel size: 1.12 μm

Third camera:

2 MP (Macro)
5 MP (Ultra-wide)
5 MP (Macro)

Specifications:

Aperture size: F2.4; Sensor size: 1/5"; Pixel size: 1.75 μm
Aperture size: F2.2; Pixel size: 1.12 μm
Aperture size: F2.4; Focal Length: 40 mm

Fourth camera:

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

Specifications:

Aperture size: F2.4; Sensor size: 1/5"; Pixel size: 1.75 μm
Aperture size: F2.4; Pixel size: 1.12 μm
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)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)

Features:

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

Front:

32 MP (EIS, Slow-motion videos)
32 MP
32 MP (HDR)

Video capture:

1920x1080 (Full HD)
3840x2160 (4K UHD) (30 fps)
1920x1080 (Full HD)

Design

Dimensions:

6.31 x 2.88 x 0.30 inches (160.2 x 73.2 x 7.7 mm)
6.50 x 3.05 x (165 x 77.4 x 8.4 mm)
6.24 x 2.90 x 0.31 inches (158.5 x 73.6 x 7.9 mm)

Weight:

5.68 oz (161.0 g)
7.16 oz (203.0 g)
6.07 oz (172.0 g)

Materials:

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

Materials & Colors:

Black, Blue, White, Violet

Resistance:

Water, Dust; IP67

Biometrics:

2D Face unlock, In-screen fingerprint
2D Face unlock, 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:

Starry night, Silky white
Prism Crush black, Prism Crush white, Prism Crush pink, Prism Crush blue

Cellular

LTE (FDD):

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), 17(700 b), 20(800 DD), 26(850+), 28(700 APT), 32(1500 L-band), 66(AWS-3)
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 5(850), 8(900), 1(2100)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)

Data Speed:

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

Dual SIM:

Yes
Shared with microSD

SIM type:

Nano SIM
Nano SIM
Nano SIM

Multimedia

Headphones:

No 3.5mm jack
3.5mm jack
3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features:

Dolby Atmos
Dolby Atmos
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

Connectivity & Features

Bluetooth:

5.1
5.0
5.0

Wi-Fi:

802.11 a, b, g, n, ac, dual-band; MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band, 802.1x; 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, Headphones port, OTG
Charging, OTG
Charging, OTG

Location:

GPS, A-GPS, Glonass, Galileo, 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, Pedometer, Compass, Hall (for flip covers)
Accelerometer, Gyroscope, Compass, Hall (for flip covers)

Other:

NFC
NFC
NFC, ANT+

Regulatory Approval

FCC approval:

Date approved:

Jan 26, 2021
Nov 28, 2019

FCC ID value:

A3LSMA725M
A3LSMA515FN

Measured SAR:

Head:

0.29 W/kg
0.89 W/kg

Body:

0.30 W/kg
1.18 W/kg

Simultaneous Transmission:

1.56 W/kg
1.56 W/kg

Wireless Router:

0.59 W/kg
1.12 W/kg

Phablet:

2.76 W/kg

EU SAR:

Head:

0.23 W/kg

Body:

1.17 W/kg

Buyers information

Price:

€ 449
$ 400

User Manual:

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

In The Box:

Earphones, Type-C Cable, Adapter, SIM Eject Tool, Phone Case, Quick Guide, Warranty Card

Availability

Officially announced:

Jul 31, 2020
Mar 17, 2021
Dec 12, 2019
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