Motorola Moto E7 vs Samsung Galaxy A02s vs Samsung Galaxy A21s

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

Comparison mode:

Display

Size:

6.5 inches
6.5 inches
6.5 inches

Resolution:

1600 x 720 pixels, 20:5 ratio, 270 PPI
1600 x 720 pixels, 20:9 ratio, 270 PPI
1600 x 720 pixels, 20:9 ratio, 270 PPI

Technology:

IPS LCD
IPS LCD
TFT

Screen-to-body:

81.75 %
81.80 %
82.94 %

Features:

60Hz refresh rate, Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor
Proximity sensor

Hardware

System chip:

MediaTek Helio G25
Qualcomm Snapdragon 450 SDM450
Samsung Exynos 850

Processor:

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

GPU:

PowerVR GE8320
Adreno 506
Mali-G76

RAM:

2GB
3GB
3GB LPDDR4

Internal storage:

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

Storage expansion:

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

Device type:

Smartphone
Smartphone
Smartphone

OS:

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

Battery

Capacity:

4000 mAh
5000 mAh
5000 mAh

Type:

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

Battery life test results:

Charging:

Samsung Adaptive Fast Charging
Fast charging

Max charge speed:

Wired: 10.0W
Wired: 15.0W

Camera

Rear:

Dual camera
Triple camera
Quad camera

Main camera:

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

Specifications:

Aperture size: F1.7; Pixel size: 0.8 μm
Aperture size: F2.2
Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm

Second camera:

2 MP (Macro)
2 MP (Macro)
8 MP (Ultra-wide)

Specifications:

Aperture size: F2.4; Pixel size: 1.75 μm
Aperture size: F2.4
Aperture size: F2.2; Sensor size: 1/4"; Pixel size: 1.12 μm

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
5 MP
13 MP

Video capture:

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

Design

Dimensions:

6.49 x 2.98 x 0.35 inches (164.93 x 75.73 x 8.89 mm)
6.46 x 2.99 x 0.36 inches (164.2 x 75.9 x 9.1 mm)
6.44 x 2.96 x 0.35 inches (163.7 x 75.3 x 8.9 mm)

Weight:

6.35 oz (180.0 g)
6.91 oz (196.0 g)
6.77 oz (192.0 g)

Materials:

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

Resistance:

Splash

Biometrics:

Fingerprint (touch)
2D Face unlock, Fingerprint (touch)

Keys:

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

Colors:

Mineral grey, Aqua blue, Satin coral
Black, White, Blue
Black, White, Blue, Red

Cellular

LTE (FDD):

Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD)
Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)
Bands 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)

LTE (TDD):

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

UMTS:

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

Data Speed:

LTE Cat 4 (150/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE Cat 4 (150/50 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:

Shared with microSD
Yes
Yes

SIM type:

Nano SIM
Nano SIM
Nano SIM

Multimedia

Headphones:

3.5mm jack
3.5mm jack
3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Loudspeaker
Earpiece, Loudspeaker

Screen mirroring:

Wireless screen share
Wireless screen share
Wireless screen share

Radio:

FM

Additional microphone(s):

for Noise cancellation

Connectivity & Features

Bluetooth:

5.0
4.2
5.0

Wi-Fi:

802.11 b, g, n; Wi-Fi Direct, Hotspot
802.11 b, g, n, 802.1x; 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
Charging, Mass storage device
Charging

Location:

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

Sensors:

Accelerometer
Accelerometer
Accelerometer, Gyroscope

Other:

NFC

Regulatory Approval

FCC approval:

Date approved:

Jan 15, 2021
Feb 07, 2021

FCC ID value:

IHDT56ZJ9
ZCASMA025U

Measured SAR:

Head:

0.29 W/kg
1.00 W/kg

Body:

1.31 W/kg
0.85 W/kg

Simultaneous Transmission:

1.51 W/kg
1.40 W/kg

Wireless Router:

1.44 W/kg
0.85 W/kg

Buyers information

Price:

€ 120
€ 240

User Manual:

This is the official Samsu​ng Galaxy A21s User Guide in English provided from the manufacturer.

In The Box:

Headset (for selected countries), protective cover (for selected countries), charger, USB cable, guides, SIM tool
Power brick, USB Cable, Headphones, Sim Card extractor tool

Availability

Officially announced:

Nov 24, 2020
May 15, 2020
FCC OKs Cingular\'s purchase of AT&T Wireless