Samsung Galaxy A12 vs Samsung Galaxy A51 Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

7.0
Samsung Galaxy A51
Samsung Galaxy A12 Samsung Galaxy A51
Released · Dec 21, 2020
Released · Dec 27, 2019
6.5-inch
6.5-inch
Quad camera
Quad camera
4GB · 64GB
4GB · 128GB
5000 mAh
4000 mAh
Check prices

Design

Dimensions
6.46 x 2.98 x 0.35 inches
164 x 75.8 x 8.9 mm
6.24 x 2.90 x 0.31 inches
158.5 x 73.6 x 7.9 mm
Weight
7.23 oz (205.0 g) 6.07 oz (172.0 g)
Materials
Back: Plastic
Frame: Plastic
Back: Plastic
Frame: Plastic
Biometrics
Fingerprint (touch) 2D Face unlock, Optical in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Black, White, Blue, Red Prism Crush black, Prism Crush white, Prism Crush pink, Prism Crush blue

Display

Size
6.5-inch 6.5-inch
Resolution
1600x720px, 20:9 ratio, 270 PPI 2400x1080px, 20:9 ratio, 405 PPI
Technology
LCD Super AMOLED
Refresh rate
60Hz
Screen-to-body
85.80 % 87.37 %
Features
Ambient light sensor, Proximity sensor Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

Hardware

System chip
Mediatek Helio P35 MT6765 (12 nm) Samsung Exynos 9611 (10 nm)
Processor
Octa-core
4x 2.3GHz Cortex-A53 + 4x 1.8GHz Cortex-A53
Octa-core
2300 MHz
4x 2.3GHz Cortex-A73 + 4x 1.7GHz Cortex-A53
GPU
PowerVR GE8320 Mali-G72 MP3
RAM
4GB (LPDDR4) 4GB (LPDDR4)
Internal storage
64GB (eMMC 5.1), available to use: 48.2 GB 128GB, available to use: 105.9 GB
Storage expansion
microSDXC up to 1024 GB microSDXC up to 512 GB
OS
Android (10), Samsung One UI UI Android (11, 10), Samsung One UI

Battery

Capacity
5000 mAh 4000 mAh
Type
Li - Polymer Li - Polymer
Charging
Samsung Adaptive Fast Charging Fast charging
Charge speed
Wired: 15.0W
PhoneArena Battery Tests
Battery Life Estimate
Untested
Browsing
Untested
Video
Untested
Gaming
Untested
Battery Life Estimate
5h 22min
Browsing
11h 35min
Video
8h 35min
Gaming
6h 40min

Camera

Rear
Quad camera Quad camera
Main camera
48 MP (Autofocus)
Aperture size: F2.0
Focal length: 26 mm
48 MP (PDAF)
Aperture size: F2.0
Focal length: 26 mm
Sensor size: 1/2"
Pixel size: 0.8 μm
Second camera
5 MP (Ultra-wide)
Aperture size: F2.2
12 MP (Ultra-wide)
Aperture size: F2.2
Focal Length: 13 mm
Pixel size: 1.12 μm
Third camera
2 MP (Macro)
Aperture size: F2.4
5 MP (Macro)
Aperture size: F2.4
Focal Length: 40 mm
Fourth camera
2 MP (Depth information)
Aperture size: F2.4
5 MP (Depth information)
Aperture size: F2.2
Sensor size: 1/5"
Pixel size: 1.12 μm
Flash
LED LED
Video recording
1920x1080 (Full HD) (30 fps) 3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)
Hyperlapse, EIS
Front
8 MP 32 MP (HDR), Video capture: 1920x1080 (Full HD)

Connectivity & Features

Bluetooth
5.0 5.0
WLAN
802.11 b,g,n
Wi-Fi Direct, Hotspot
802.11 a,b,g,n,ac,dual-band
Wi-Fi Direct, Hotspot
USB
Type-C, USB 2.0 Type-C, USB 2.0
Location
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer Accelerometer, Gyroscope, Compass, Hall (for flip covers)
Other
NFC NFC, ANT+

Multimedia

Headphones
3.5mm jack 3.5mm jack
Speakers
Earpiece, Loudspeaker Earpiece, Loudspeaker
Features
Dolby Atmos
Screen mirroring
Wireless screen share,MirrorLink Wireless screen share
Radio
FM
Additional microphone(s)
Noise cancellation

Cellular

4G (FDD)
Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT) 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)
4G (TDD)
Bands 38(2600), 40(2300), 41(2600+) Bands 38(2600), 39(1900+), 41(2600+)
3G
Bands 1(2100), 5(850), 8(900) Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
LTE, 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
No
SIM type
Nano SIM Nano SIM

Regulatory Approval

FCC approval
Date approved: Mar 11, 2021
FCC ID value: A3LSMA125U
Date approved: Nov 28, 2019
FCC ID value: A3LSMA515FN
Measured SAR
Head: 1.14 W/kg
Body: 1.20 W/kg
Simultaneous Transmission: 1.59 W/kg
Wireless Router: 1.34 W/kg
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

MSRP
€ 179 $ 400
In The Box
Power brick, USB cable, Headphones, Sim card extraction tool

Availability

Officially announced
Nov 24, 2020 Dec 12, 2019

Alternative variants

With 32GB storage
RAM 3GB
Internal storage 32GB
with 128GB storage
RAM 6GB
Internal storage 128GB
With 128GB storage
RAM 6GB
Internal storage 128GB
for Verizon
4G (FDD) Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 13(700 c), 20(800 DD), 28(700 APT), 66(AWS-3)
3G Bands 5(850), 8(900), 2(1900), 1(2100)
for AT&T
4G (FDD) Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 13(700 c), 25(1900+), 26(850+), 66(AWS-3), 71(600)
4G (TDD) Bands 41(2600+)
for Sprint
4G (FDD) Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 13(700 c), 25(1900+), 26(850+), 66(AWS-3), 71(600)
4G (TDD) Bands 41(2600+)
for Europe
4G (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), 20(800 DD), 26(850+), 28(700 APT), 66(AWS-3)
4G (TDD) Bands 38(2600), 40(2300), 41(2600+)
Dual SIM Yes
FCC OKs Cingular\'s purchase of AT&T Wireless