Samsung Galaxy A51 vs Sony Xperia 5 II

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$319 VIEW ON amazon
$950 VIEW ON amazon

Display

Size

6.5 inches
6.1 inches

Resolution

2400 x 1080 pixels, 20:9 ratio,
405 PPI
2520 x 1080 pixels, 21:9 ratio,
449 PPI

Technology

Super AMOLED
OLED

Screen-to-body

87.37 %
80.82 %

Features

Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
120Hz refresh rate, HDR video support, Scratch-resistant glass (Corning Gorilla Glass 6), Ambient light sensor, Proximity sensor

Hardware

System chip

Samsung Exynos 9611
Qualcomm Snapdragon 865 SM8250

Processor

Octa-core, 2300 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm
Octa-core, 2840 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
128GB (UFS)

Storage expansion

microSDXC up to 512 GB
microSDXC up to 1000 GB

Device type

Smartphone
Smartphone

OS

Android (10), Samsung One UI
Android (10)

Battery

Capacity

4000 mAh
4000 mAh

Type

Li - Polymer, Not user replaceable
Not user replaceable

Battery life test results

 

Charging

Fast charging
USB Power Delivery

Camera

Rear

Quad camera
Triple camera

Main camera

48 MP (PDAF)
12 MP (OIS, PDAF)

Specifications

Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm
Aperture size: F1.7; Focal length: 24 mm; Sensor size: 1/1.7"

Second camera

12 MP (Ultra-wide)
12 MP (Telephoto, OIS, PDAF)

Specifications

Aperture size: F2.2; Focal Length: 13 mm; Pixel size: 1.12 μm
Optical zoom: 3x; Aperture size: F2.4; Focal Length: 70 mm; Sensor size: 1/3.4"; Pixel size: 1 μm

Third camera

5 MP (Macro)
12 MP (Ultra-wide, PDAF)

Specifications

Aperture size: F2.4; Focal Length: 40 mm
Aperture size: F2.2; Focal Length: 16 mm; Sensor size: 1/2.55"

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)
3840x2160 (4K UHD) (120 fps), 1920x1080 (Full HD) (60 fps)

Features

Hyperlapse, EIS
HDR, Time-lapse video, EIS

Front

32 MP (HDR)
8 MP (EIS, HDR)

Design

Dimensions

6.24 x 2.90 x 0.31 inches (158.5 x 73.6 x 7.9 mm)
6.22 x 2.68 x 0.31 inches (158 x 68 x 8 mm)

Weight

6.07 oz (172.0 g)
the average is 6.3 oz (179 g)
5.75 oz (163.0 g)
the average is 6.3 oz (179 g)

Materials

Back: Plastic; Frame: Plastic
Back: Glass (Corning Gorilla Glass 6); Frame: Aluminum

Resistance

 
Water, Dust; IP 65/68

Biometrics

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

Keys

Right: Volume control, Lock/Unlock key
Right: Volume control, Camera shutter, Lock/Unlock key

Colors

Prism Crush black, Prism Crush white, Prism Crush pink, Prism Crush blue
Black, Blue, Grey

Cellular

5G

 
n1, n3, n8, n28, 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), 13(700 c), 17(700 b), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 32(1500 L-band), 66(AWS-3)

LTE (TDD)

Bands 38(2600), 39(1900+), 41(2600+)
Bands 34(2000), 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)

UMTS

850, 900, 1700/2100, 1900, 2100 MHz
800, 850, 900, 1700/2100, 1900, 2100 MHz

Data Speed

LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A Pro Cat 18 (1200/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM

 
Yes

SIM type

Nano SIM
Nano SIM

Multimedia

Headphones

3.5mm jack
3.5mm jack

Speakers

Earpiece, Loudspeaker
Earpiece, Multiple speakers

Features

Dolby Atmos
Dolby Atmos, Album art cover

Screen mirroring

Wireless screen share
Wireless screen share

Radio

FM
 

Additional microphone(s)

for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth

5.0
5.1

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; Wi-Fi Direct, Hotspot

USB

Type-C (reversible), USB 2.0
Type-C (reversible), USB 3.1

Features

Charging, OTG
Charging, OTG, Video out

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, Barometer

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

Download the Samsu​ng Galaxy A51 Manual as a PDF file.
 

Availability

Officially announced

Dec 12, 2019
Sep 17, 2020

Expected Announcement

 
Yes

Scheduled release

 
Q4 2020
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