Samsung Galaxy A51 vs Samsung Galaxy S22 Specs Comparison

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

Display

Size:

6.5 inches
6.1 inches

Resolution:

2400 x 1080 pixels, 20:9 ratio, 405 PPI
2340 x 1080 pixels, 19.5 ratio, 422 PPI

Technology:

Super AMOLED
Dynamic AMOLED

Refresh rate:

60Hz
120Hz

Screen-to-body:

87.37 %
88.57 %

Peak brightness:

1500 cd/m2 (nit)

Features:

Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor

Hardware

System chip:

Samsung Exynos 9611 (10 nm)
Qualcomm Snapdragon 8 Gen 1 SM8450 (4 nm)

Processor:

Octa-core, 2300 MHz, 4x 2.3GHz Cortex-A73 + 4x 1.7GHz Cortex-A53, 64-bit
Octa-core, 1x 3.00GHz Cortex-X2 + 3x 2.50GHz Cortex-A710 + 4x 1.80GHz Cortex-A510

GPU:

Mali-G72 MP3
Adreno 730

RAM:

4GB LPDDR4
8GB LPDDR5

Internal storage:

128GB, available to use: 105.9 GB
128GB (UFS 3.1), not expandable

Storage expansion:

microSDXC up to 512 GB

OS:

Android (11, 10), Samsung One UI
Android (13, 12), One UI UI

Device type:

Smartphone
Smartphone

Battery

Capacity:

4000 mAh
3700 mAh

Type:

Li - Polymer, Not user replaceable
Not user replaceable

Battery life test results:

Charging:

Fast charging
Fast charging, Qi wireless charging, Reverse wireless charging

Max charge speed:

Wired: 25.0W; Wireless: 15.0W

Camera

Rear:

Quad camera
Triple camera

Main camera:

48 MP (PDAF)
50 MP (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: 23 mm; Sensor size: 1/1.56"; Pixel size: 1.0 μm

Second camera:

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

Specifications:

Aperture size: F2.2; Focal Length: 13 mm; Pixel size: 1.12 μm
Optical zoom: 3.0x; Aperture size: F2.4; Focal Length: 69 mm; Sensor size: 1/3.94"; Pixel size: 1.0 μm

Third camera:

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

Specifications:

Aperture size: F2.4; Focal Length: 40 mm
Aperture size: F2.2; Focal Length: 13 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

Flash:

LED
LED

Video recording:

3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)
7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)

Features:

Hyperlapse, EIS

Front:

32 MP (HDR)
10 MP

Video capture:

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

Design

Dimensions:

6.24 x 2.90 x 0.31 inches (158.5 x 73.6 x 7.9 mm)
5.75 x 2.78 x 0.30 inches (146 x 70.6 x 7.6mm) , thickness with camera 0.35 inches (8.97 mm)

Weight:

6.07 oz (172.0 g)
5.89 oz (168.0 g)

Materials:

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

Resistance:

Water, Dust; IP68

Biometrics:

2D Face unlock, In-screen fingerprint
2D Face unlock, Ultrasonic in-screen fingerprint

Keys:

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

Colors:

Prism Crush black, Prism Crush white, Prism Crush pink, Prism Crush blue
Phantom Black, White, Pink Gold, Green

Cellular

5G:

n1, n2, n3, n5, n8, n20, n25, n28, n38, n40, n41, n66, n75, n77, n78, SA, NSA, Sub-6, mmWave

4G (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), 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), 32(1500 L-band), 66(AWS-3)

4G (TDD):

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

3G:

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

SIM type:

Nano SIM
Dual Nano SIM + eSIM

Multimedia

Headphones:

3.5mm jack
No 3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Multiple speakers

Features:

Dolby Atmos

Screen mirroring:

Wireless screen share
Wireless screen share

Radio:

FM

Additional microphone(s):

for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth:

5.0
5.2

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); Wi-Fi Direct, Hotspot

USB:

Type-C (reversible), USB 2.0
Type-C (reversible), USB 3.2

Features:

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

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
Mar 30, 2022

FCC ID value:

A3LSMA515FN
A3LSMS901U

Measured SAR:

Head:

0.89 W/kg
1.03 W/kg

Body:

1.18 W/kg
1.15 W/kg

Simultaneous Transmission:

1.56 W/kg
1.59 W/kg

Wireless Router:

1.12 W/kg
1.25 W/kg

Phablet:

2.76 W/kg

Buyers information

Price:

$ 400
$ 799

User Manual:

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

Availability

Officially announced:

Yes
Yes
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