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Samsung Galaxy A02s vs Samsung Galaxy M12 vs Samsung Galaxy A01

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

Comparison mode:

Display

Size:

6.5 inches
6.5 inches
5.7 inches

Resolution:

1600 x 720 pixels, 20:9 ratio, 270 PPI
1600 x 720 pixels, 20:9 ratio, 270 PPI
1520 x 720 pixels, 19:9 ratio, 295 PPI

Technology:

IPS LCD
PLS
IPS LCD

Refresh rate:

90Hz

Screen-to-body:

81.80 %
81.86 %
78.22 %

Features:

Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 450 SDM450
Samsung Exynos 850 S5E3830
Qualcomm Snapdragon 439 SDM439

Processor:

Octa-core, 1800 MHz, Cortex-A53, 64-bit, 14 nm
Octa-core, 2000 MHz, Cortex-A55, 64-bit, 8 nm
Octa-core, 1950 MHz, ARM Cortex-A53, 64-bit, 12 nm

GPU:

Adreno 506
Mali-G52 MP1
Adreno 505

RAM:

3GB
4GB LPDDR4
2GB LPDDR3

Internal storage:

32GB (eMMC 5.1), available to use: 20.5 GB
64GB (eMMC 5.1), available to use: 19.5 GB
16GB (eMMC 5.1), available to use: 8.3 GB

Storage expansion:

microSDXC up to 1024 GB
microSDXC up to 1024 GB
microSDXC up to 512 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (11, 10)
Android (10)
Android (11, 10)

Battery

Capacity:

5000 mAh
6000 mAh
3000 mAh

Type:

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

Charging:

Samsung Adaptive Fast Charging
Fast charging
Fast charging

Max charge speed:

Wired: 15.0W
Wired: 15.0W
Wired: 7.8W

Camera

Rear:

Triple camera
Quad camera
Dual camera

Main camera:

13 MP (Autofocus)
48 MP (Autofocus)
13 MP (Autofocus)

Specifications:

Aperture size: F2.2
Aperture size: F2.0
Aperture size: F2.2; Focal length: 28 mm; Sensor size: 1/3.1"; Pixel size: 1.12 μm

Second camera:

2 MP (Macro)
5 MP (Ultra-wide)
2 MP (Depth information)

Specifications:

Aperture size: F2.4
Aperture size: F2.2
Aperture size: F2.4

Third camera:

2 MP (Depth information)
2 MP (Macro)

Specifications:

Aperture size: F2.4
Aperture size: F2.4

Fourth camera:

2 MP (Depth information)

Specifications:

Aperture size: F2.4

Video recording:

1920x1080 (Full HD) (30 fps)
1920x1080 (Full HD) (30 fps)
1920x1080 (Full HD) (30 fps)

Front:

5 MP
8 MP (HDR)
5 MP

Video capture:

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

Design

Dimensions:

6.46 x 2.99 x 0.36 inches (164.2 x 75.9 x 9.1 mm)
6.46 x 2.99 x 0.38 inches (164.0 x 75.9 x 9.7 mm)
5.81 x 2.79 x 0.33 inches (147.5 x 70.9 x 8.3 mm)

Weight:

6.91 oz (196.0 g)
7.80 oz (221.0 g)
5.33 oz (151.0 g)

Materials:

Back: Plastic; Frame: Plastic
Back: Plastic; Frame: Plastic
Back: Plastic; Frame: Plastic

Biometrics:

2D Face unlock, Fingerprint (touch)

Keys:

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

Colors:

Black, White, Blue
Black, white, blue
Black, Blue, Red

Cellular

LTE (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), 17(700 b), 20(800 DD), 26(850+), 28(700 APT), 66(AWS-3)
Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 14(700 PS)

LTE (TDD):

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

UMTS:

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

Data Speed:

LTE Cat 4 (150/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A Cat 7 (300/100 Mbit/s), LTE, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
LTE Cat 4 (150/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM:

Yes
Shared with microSD

SIM type:

Nano SIM
Nano SIM
Nano SIM

HD Voice:

Yes

Multimedia

Headphones:

3.5mm jack
3.5mm jack
3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features:

Dolby Atmos

Screen mirroring:

Wireless screen share
Wireless screen share, MirrorLink
Wireless screen share

Radio:

FM

Additional microphone(s):

for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth:

4.2
5.0
4.2

Wi-Fi:

802.11 b, g, n, 802.1x; Wi-Fi Direct, Hotspot
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 (reversible), USB 2.0
Type-C (reversible), USB 2.0
Type-C (reversible), USB 2.0

Features:

Charging, Mass storage device
Charging, Mass storage device
Charging

Location:

GPS, A-GPS, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning

Sensors:

Accelerometer
Accelerometer
Accelerometer

Other:

UMA (Wi-Fi Calling)

Hearing aid compatible:

M4, T3

Regulatory Approval

FCC approval:

Date approved:

Feb 07, 2021
Mar 22, 2021
Feb 24, 2020

FCC ID value:

ZCASMA025U
A3LSMM127G
ZCASMA015A

Measured SAR:

Head:

1.00 W/kg
1.15 W/kg
0.61 W/kg

Body:

0.85 W/kg
1.20 W/kg
0.61 W/kg

Simultaneous Transmission:

1.40 W/kg
1.51 W/kg
1.59 W/kg

Wireless Router:

0.85 W/kg
1.25 W/kg
1.39 W/kg

Buyers information

Price:

$ 100

User Manual:

This is the official Samsu​ng Galaxy A01 User Guide in English provided from the manufacturer.

In The Box:

Power brick, USB Cable, Headphones, Sim Card extractor tool
QuickStart Guide, Charging Block, USB-C, SIM tray eject tool

Availability

Officially announced:

Mar 11, 2021
Dec 17, 2019
FCC OKs Cingular\'s purchase of AT&T Wireless