Samsung Galaxy A6 vs Samsung Galaxy A51 5G vs Samsung Galaxy S10

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

Display

Size:

5.6 inches
6.5 inches
6.1 inches

Resolution:

1480 x 720 pixels, 18.5:9 ratio, 294 PPI
2400 x 1080 pixels, 20:9 ratio, 405 PPI
3040 x 1440 pixels, 19:9 ratio, 550 PPI

Technology:

Super AMOLED
Super AMOLED
Dynamic AMOLED

Screen-to-body:

74.94 %
87.37 %
88.66 %

Features:

Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
60Hz refresh rate, Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
HDR video support, Scratch-resistant glass (Corning Gorilla Glass 6), Ambient light sensor, Proximity sensor

Hardware

System chip:

Samsung Exynos 7 Octa 7884
Samsung Exynos 980
Qualcomm Snapdragon 855

Processor:

Octa-core, 1600 MHz, ARM Cortex-A53, 64-bit, 14 nm
Octa-core, 2200 MHz, ARM Cortex-A77 and ARM Cortex-A55, 64-bit, 8 nm
Octa-core, 2840 MHz, Kryo 485, 64-bit, 7 nm

GPU:

Mali-T830 MP1
Mali-G76 MP5
Adreno 640

RAM:

3GB LPDDR3
6GB LPDDR4
8GB LPDDR4

Internal storage:

32GB, available to use: 22.1 GB
128GB, available to use: 105.3 GB
128GB

Storage expansion:

microSDXC up to 400 GB
microSDXC up to 1000 GB
microSDXC up to 512 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (10, 8.0 Oreo), Samsung One UI
Android (10), Samsung One UI
Android (10, 9.0 Pie), Samsung One UI

Battery

Capacity:

3000 mAh
4500 mAh
3400 mAh

Type:

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

Battery life test results:

Charging:

Fast charging
Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging

Max charge speed:

Wired: 25.0W

Camera

Rear:

Single camera
Quad camera
Triple camera

Main camera:

16 MP (PDAF, CMOS image sensor)
48 MP (PDAF)
12 MP (OIS, PDAF)

Specifications:

Aperture size: F1.7; Focal length: 26 mm; Sensor size: 1/2.8"; Pixel size: 1.12 μm
Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm
Aperture size: F1.5/F2.4; Focal length: 26 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm

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: 2x; Aperture size: F2.4; Focal Length: 52 mm; Sensor size: 1/3.6"; Pixel size: 1 μm

Third camera:

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

Specifications:

Aperture size: F2.4; Focal Length: 40 mm
Aperture size: F2.2; Focal Length: 12 mm; Sensor size: 1/3.1"; Pixel size: 1 μm

Fourth camera:

5 MP (Depth information)

Specifications:

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

Video recording:

1920x1080 (Full HD) (30 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (480 fps)
3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)

Features:

Video calling, Video sharing
Hyperlapse, EIS
HDR, Time-lapse video, Hyperlapse, Picture-taking during video recording, Video light, EIS, Video calling, Video sharing

Front:

16 MP (Flash)
32 MP (HDR)
10 MP (Autofocus, HDR)

Video capture:

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

Design

Dimensions:

5.90 x 2.79 x 0.30 inches (149.9 x 70.8 x 7.7 mm)
6.26 x 2.90 x 0.34 inches (158.9 x 73.6 x 8.7 mm)
5.90 x 2.77 x 0.31 inches (149.9 x 70.4 x 7.8 mm)

Weight:

5.71 oz (162.0 g)
6.60 oz (187.0 g)
5.54 oz (157.0 g)

Materials:

Back: Metal
Back: Plastic; Frame: Plastic
Back: Glass (Corning Gorilla Glass 5); Frame: Aluminum

Resistance:

Water, Dust; IP68

Biometrics:

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

Keys:

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

Colors:

Black, Gold, Lavender, Blue
Prism cube black
Prism blue, Prism black, Prism white, Prism green, Flamingo pink

Cellular

5G:

n41, n71, SA, NSA

LTE (FDD):

Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 12(700 a), 14(700 PS)
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), 25(1900+), 26(850+), 28(700 APT), 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), 14(700 PS), 17(700 b), 18(800 Lower), 19(800 Upper), 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), 39(1900+), 40(2300), 41(2600+)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46

UMTS:

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

Data Speed:

LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A Pro Cat 16 (1000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

SIM type:

Nano SIM
Nano SIM

HD Voice:

Yes
Yes
Yes

Multimedia

Headphones:

3.5mm jack
3.5mm jack
3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Loudspeaker
Earpiece, Multiple speakers

Features:

Dolby Atmos, Album art cover, Background playback
Dolby Atmos
32-Bit DAC, Dolby Atmos, aptX-HD

Screen mirroring:

Wireless screen share
Wireless screen share
Wireless screen share

Radio:

FM, Recording option
FM
FM

Additional microphone(s):

for Noise cancellation
for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth:

5.0
5.0
5.0

Wi-Fi:

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

USB:

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

Features:

Charging, Mass storage device
Charging, OTG
Charging, OTG, Video out

Location:

GPS, A-GPS, Glonass
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)
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Heart rate, Barometer

Other:

NFC, ANT+, VoIP, Tethering, Computer sync, OTA sync
NFC, ANT+
NFC, ANT+

Hearing aid compatible:

M3, T3
M3, T3
M4, T4

Regulatory Approval

FCC approval:

Date approved:

Aug 01, 2018
Jul 15, 2020
Feb 01, 2019

FCC ID value:

A3LSMA600A link
A3LSMA516U link
A3LSMG973U link

Measured SAR:

Head:

0.36 W/kg
1.18 W/kg
0.39 W/kg

Body:

1.40 W/kg
1.20 W/kg
1.37 W/kg

Simultaneous Transmission:

1.57 W/kg
3.25 W/kg
1.59 W/kg

Wireless Router:

1.40 W/kg
1.37 W/kg
1.35 W/kg

Phablet:

3.99 W/kg

Buyers information

Price:

$ 360
$ 500
$ 900

User Manual:

This is the official Samsu​ng Galaxy A51 5G User Guide in English provided from the manufacturer.

In The Box:

Charger, microUSB cable, Headset and Documentation
A to C USB Cable, Wall Adapter, SIM Pin/Ejector, Quick Start Guide, Terms & Conditions
Data cable, Travel adapter, Ejection Pin, USB Connector (OTG), Earphones by AKG, Quick Start Guide, Protective film

Availability

Officially announced:

May 02, 2018
Apr 08, 2020
Feb 20, 2019
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.
FCC OKs Cingular\'s purchase of AT&T Wireless