Notification Center

This is our new notification center. Inside, you will find updates on the most important things happening right now.

Notifications

Hmm, push notifications seem to be disabled in your browser. You can enable them from the 'Settings' icon in the URL bar of your browser.

www.phonearena.com

OnePlus 6T vs Samsung Galaxy A50 vs Samsung Galaxy A51

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

Comparison mode:

Display

Size:

6.4 inches
6.4 inches
6.5 inches

Resolution:

2340 x 1080 pixels, 19.5:9 ratio, 402 PPI
2340 x 1080 pixels, 19.5:9 ratio, 403 PPI
2400 x 1080 pixels, 20:9 ratio, 405 PPI

Technology:

AMOLED
Super AMOLED
Super AMOLED

Refresh rate:

60Hz

Screen-to-body:

85.77 %
85.24 %
87.37 %

Features:

Scratch-resistant glass (Corning Gorilla Glass 6), Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 845 SDM845
Samsung Exynos 7 Octa 9610
Samsung Exynos 9611

Processor:

Octa-core, 2800 MHz, Kryo 385, 64-bit, 10 nm
Octa-core, 2300 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm
Octa-core, 2300 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm

GPU:

Adreno 630
Mali-G72 MP3
Mali-G72 MP3

RAM:

8GB LPDDR4
4GB
4GB LPDDR4

Internal storage:

256GB, not expandable
128GB, available to use: 107 GB
128GB, available to use: 105.9 GB

Storage expansion:

microSDXC up to 512 GB
microSDXC up to 512 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (11, 10, 9.0 Pie), OxygenOS UI
Android (10, 9.0 Pie), Samsung One UI
Android (11, 10), Samsung One UI

Battery

Capacity:

3700 mAh
4000 mAh
4000 mAh

Type:

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

Battery life test results:

Charging:

OnePlus Dash Charge
Samsung Adaptive Fast Charging
Fast charging

Camera

Rear:

Dual camera
Triple camera
Quad camera

Main camera:

16 MP (OIS, PDAF)
25 MP (PDAF)
48 MP (PDAF)

Specifications:

Aperture size: F1.7; Focal length: 25 mm; Sensor size: 1/2.6"; Pixel size: 1.22 μm
Aperture size: F1.7; Focal length: 27 mm; Sensor size: 1/2.8"; Pixel size: 0.9 μm
Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm

Second camera:

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

Specifications:

Aperture size: F1.7; Focal Length: 25 mm; Sensor size: 1/2.8"; Pixel size: 1 μm
Aperture size: F2.2; Focal Length: 13 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:

5 MP (Depth information)
5 MP (Macro)

Specifications:

Aperture size: F2.2; Focal Length: 24 mm; Sensor size: 1/5"; Pixel size: 1.12 μm
Aperture size: F2.4; Focal Length: 40 mm

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

Features:

EIS, Video calling, Video sharing
Hyperlapse, EIS
Hyperlapse, EIS

Front:

16 MP (HDR)
25 MP
32 MP (HDR)

Video capture:

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

Design

Dimensions:

6.20 x 2.94 x 0.32 inches (157.5 x 74.8 x 8.2 mm)
6.24 x 2.93 x 0.30 inches (158.5 x 74.7 x 7.7 mm)
6.24 x 2.90 x 0.31 inches (158.5 x 73.6 x 7.9 mm)

Weight:

6.53 oz (185.0 g)
5.86 oz (166.0 g)
6.07 oz (172.0 g)

Materials:

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

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

Colors:

Black, Purple
Black, Coral, Blue, White
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), 12(700 a), 13(700 c), 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), 32(1500 L-band), 66(AWS-3), 71(600)
Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD)
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 34(2000), 38(2600), 39(1900+), 40(2300), 41(2600+), 46
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 1(2100), 2(1900), 5(850), 8(900)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)

Data Speed:

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

HD Voice:

Yes

VoLTE:

Yes
Yes

Multimedia

Headphones:

No 3.5mm jack
3.5mm jack
3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features:

aptX-HD
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
for Noise cancellation

Connectivity & Features

Bluetooth:

5.0
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; 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, Mass storage device
Charging
Charging, OTG

Location:

GPS, A-GPS, Glonass, Galileo, BeiDou
GPS, A-GPS, Glonass, 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)

Other:

NFC, UMA (Wi-Fi Calling), VoIP, Tethering, Computer sync, OTA sync
NFC, ANT+, VoIP, Tethering, Computer sync, OTA sync
NFC, ANT+

Hearing aid compatible:

M3, T3

Regulatory Approval

FCC approval:

Date approved:

Oct 30, 2018
Feb 11, 2019
Nov 28, 2019

FCC ID value:

2ABZ2-A6013
A3LSMA505F
A3LSMA515FN

Measured SAR:

Head:

1.34 W/kg
0.34 W/kg
0.89 W/kg

Body:

1.19 W/kg
0.45 W/kg
1.18 W/kg

Simultaneous Transmission:

1.59 W/kg
1.44 W/kg
1.56 W/kg

Wireless Router:

1.32 W/kg
1.20 W/kg
1.12 W/kg

Phablet:

3.62 W/kg
1.07 W/kg
2.76 W/kg

Buyers information

Price:

$ 629
$ 350
$ 400

User Manual:

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

In The Box:

Screen Protector (pre-applied), Case, Fast Charge Type-C Cable, Fast Charge Power Adapter, SIM Tray Ejector, Welcome Letter, Quick Start Guide / Poster, Safety Information, Type-C to 3.5 mm Headphone Jack Adapter

Availability

Officially announced:

Oct 29, 2018
Feb 25, 2019
Dec 12, 2019
FCC OKs Cingular\'s purchase of AT&T Wireless