Samsung Galaxy A51 vs Asus ZenFone 7 Pro

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

Display

Size:

6.5 inches
6.7 inches

Resolution:

2400 x 1080 pixels, 20:9 ratio, 405 PPI
2400 x 1080 pixels, 20:9 ratio, 395 PPI

Technology:

Super AMOLED
AMOLED

Screen-to-body:

87.37 %
92.00 %

Peak brightness:

700 cd/m2 (nit)

Features:

60Hz refresh rate, Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
90Hz refresh rate, HDR support, Scratch-resistant glass (Corning Gorilla Glass 6), Ambient light sensor, Proximity sensor

Hardware

System chip:

Samsung Exynos 9611
Qualcomm Snapdragon 865+ SM8250-AB

Processor:

Octa-core, 2300 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm
Octa-core, 3100 MHz, Kryo 585, 64-bit, 7 nm

GPU:

Mali-G72 MP3
Adreno 650

RAM:

4GB LPDDR4
8GB LPDDR5

Internal storage:

128GB, available to use: 105.9 GB
256GB (UFS 3.1)

Storage expansion:

microSDXC up to 512 GB
microSDXC up to 2000 GB

Device type:

Smartphone
Smartphone

OS:

Android (11, 10), Samsung One UI
Android (10), Asus Zen UI

Battery

Capacity:

4000 mAh
5000 mAh

Type:

Li - Polymer, Not user replaceable
Not user replaceable

Battery life test results:

Charging:

Fast charging
Qualcomm Quick Charge 4, USB Power Delivery

Max charge speed:

Wired: 30.0W

Camera

Rear:

Quad camera
Triple camera, Swivel

Main camera:

48 MP (PDAF)
64 MP (Doubles as a front camera, OIS, PDAF)

Specifications:

Aperture size: F2.0; 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

Second camera:

12 MP (Ultra-wide)
8 MP (Telephoto, Doubles as a front camera, OIS, PDAF)

Specifications:

Aperture size: F2.2; Focal Length: 13 mm; Pixel size: 1.12 μm
Optical zoom: 3.0x; Aperture size: F2.4; Focal Length: 80 mm

Third camera:

5 MP (Macro)
12 MP (Ultra-wide, Doubles as a front camera, PDAF)

Specifications:

Aperture size: F2.4; Focal Length: 40 mm
Aperture size: F2.2; Focal Length: 17 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm

Fourth camera:

5 MP (Depth information)

Specifications:

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)
7680x4320 (8K UHD) (30 fps), 3840x2160 (4K UHD) (120 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (480 fps)

Features:

Hyperlapse, EIS
Time-lapse video, Object tracking, Picture-taking during video recording, Video light, EIS

Front:

32 MP (HDR)

Video capture:

1920x1080 (Full HD)

Design

Dimensions:

6.24 x 2.90 x 0.31 inches (158.5 x 73.6 x 7.9 mm)
6.50 x 3.04 x 0.38 inches (165.08 x 77.28 x 9.6 mm)

Weight:

6.07 oz (172.0 g)
8.11 oz (230.0 g)

Materials:

Back: Plastic; Frame: Plastic
Back: Glass (Corning Gorilla Glass 3); Frame: Aluminum

Biometrics:

2D Face unlock, In-screen fingerprint
2D Face unlock, 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
Aurora black, Pastel white

Cellular

5G:

n1, n2, n3, n5, n7, n8, n12, n20, n28, n38, n77, n78, SA, NSA

LTE (FDD):

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)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 26(850+), 28(700 APT), 29(700 d)

LTE (TDD):

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

UMTS:

Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)
Bands 6(800), 5(850), 8(900), 4(1700/2100), 3(1800), 2(1900), 1(2100)

Data Speed:

LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A Pro Cat 19 (1600/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS

Dual SIM:

Yes

SIM type:

Nano SIM
Nano SIM

Multimedia

Headphones:

3.5mm jack
No 3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Multiple speakers

Features:

Dolby Atmos
aptX

Screen mirroring:

Wireless screen share
Wireless screen share

Radio:

FM

Additional microphone(s):

for Noise cancellation
for Noise cancellation, Video recording

Connectivity & Features

Bluetooth:

5.0
5.1, EDR

Wi-Fi:

802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, ax (Wi-Fi 6), dual-band; MIMO, Wi-Fi Direct, Hotspot

USB:

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

Features:

Charging, OTG
Charging, Headphones port

Location:

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

Other:

NFC, ANT+
NFC

Regulatory Approval

FCC approval:

Date approved:

Nov 28, 2019

FCC ID value:

A3LSMA515FN link

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

Buyers information

Price:

$ 400

User Manual:

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

In The Box:

Active case, Transparent case, USB-C to USB-C cable, USB power adapter (30.0 W), Ejector pin (SIM tray needle), Documentation (user guide, warranty card)

Availability

Officially announced:

Dec 12, 2019
Aug 26, 2020
This copy is for your personal, non-commercial use only. You can order presentation-ready copies for distribution to your colleagues, clients or customers at https://www.parsintl.com/phonearena or use the Reprints & Permissions tool that appears at the bottom of each web page. Visit https://www.parsintl.com/ for samples and additional information.
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