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Motorola Moto E4 vs Samsung Galaxy A21 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.

Comparison mode:
Specs Size
Differences only
8.5
Motorola Moto E4
Samsung Galaxy A21
Motorola Moto E4 Samsung Galaxy A21
Released · Jun 22, 2017
Released · Jun 29, 2020
5.0-inch · 1280x720px
6.5-inch · 1600x720px
Single camera
Quad camera
2GB · 16GB
3GB · 32GB
2800 mAh
4000 mAh

Design

Dimensions
5.69 x 2.83 x 0.37 inches
144.5 x 72 x 9.3 mm 		6.61 x 3.02 x 0.32 inches
167.8 x 76.7 x 8.1 mm
Weight
5.29 oz (150.0 g) 6.81 oz (193.0 g)
Materials
Frame: Metal Back: Plastic
Frame: Plastic
Resistance
Splash
Biometrics
Fingerprint (touch) Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Black, Gold Black

Display

Size
5.0-inch 6.5-inch
Resolution
1280x720px, 294 PPI 1600x720px, 20:9 ratio, 270 PPI
Technology
IPS LCD IPS LCD
Refresh rate
60Hz
Screen-to-body
66.34 % 79.20 %
Features
Scratch-resistant glass, Ambient light sensor, Proximity sensor Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 427 8920 (28 nm) Mediatek Helio P35 MT6765 (12 nm)
Processor
Quad-core
1400 MHz
ARM Cortex-A53 		Octa-core
4x 2.3GHz Cortex-A53 + 4x 1.8GHz Cortex-A53
GPU
Adreno 308 PowerVR GE8320
RAM
2GB (LPDDR3) 3GB (LPDDR4)
Internal storage
16GB 32GB (eMMC 5.1), available to use: 19.8 GB
Storage expansion
microSDXC up to 128 GB microSDXC up to 512 GB
OS
Android (7.1 Nougat) Android (10), Samsung One UI

Battery

Capacity
2800 mAh 4000 mAh
Type
Li - Ion Li - Polymer
Charging
Fast charging Fast charging
Charge speed
Wired: 15.0W

Camera

Rear
Single camera Quad camera
Main camera
8 MP (Autofocus)
Aperture size: F2.2
Pixel size: 1.12 μm 		16 MP (PDAF)
Aperture size: F1.8
Sensor size: 1/3.06"
Pixel size: 1 μm
Second camera
8 MP (Ultra-wide)
Aperture size: F2.2
Sensor size: 1/4"
Pixel size: 1.12 μm
Third camera
2 MP (Macro)
Aperture size: F2.4
Fourth camera
2 MP (Depth information)
Aperture size: F2.4
Flash
LED LED
Video recording
1920x1080 (Full HD) (30 fps)
Video calling, Video sharing 		1920x1080 (Full HD) (30 fps)
Front
5 MP (Flash, HDR) 13 MP, Video capture: 1920x1080 (Full HD)

Connectivity & Features

Bluetooth
4.1 5.0
WLAN
802.11 a,b,g,n
Wi-Fi Direct, Hotspot 		802.11 a,b,g,n,ac,dual-band
Wi-Fi Direct, Hotspot
USB
microUSB, USB 2.0 Type-C, USB 2.0
Hearing aid compatible
M4/T3
Location
GPS, A-GPS GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Compass Accelerometer, Gyroscope, Compass
Other
Tethering, Computer sync, OTA sync NFC

Multimedia

Headphones
3.5mm jack 3.5mm jack
Speakers
Earpiece, Loudspeaker Earpiece, Loudspeaker
Features
Album art cover, Background playback
Screen mirroring
Wireless screen share Wireless screen share
Radio
FM, RDS FM
Additional microphone(s)
Noise cancellation

Cellular

4G (FDD)
Bands 1(2100), 2(1900), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 25(1900+), 26(850+) 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), 25(1900+), 26(850+), 28(700 APT), 66(AWS-3), 71(600)
4G (TDD)
Bands 38(2600), 41(2600+) Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
3G
Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100) Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
LTE Cat 4 (150/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
SIM type
Nano SIM Nano SIM
HD Voice
Yes

Regulatory Approval

FCC approval
Date approved: Apr 17, 2020
FCC ID value: ZCASMA215U
Measured SAR
Head: 0.42 W/kg
Body: 1.27 W/kg
Simultaneous Transmission: 1.27 W/kg
Wireless Router: 1.27 W/kg

Buyers information

MSRP
$ 130 $ 250
In The Box
This is the official Samsu​ng Galaxy A21 User Guide in English provided from the manufacturer.

Availability

Officially announced
Jun 12, 2017 Apr 08, 2020

Alternative variants
System chip Qualcomm Snapdragon 425 8917 (28 nm)
Processor Quad-core
1400 MHz
ARM Cortex-A53
GPU Adreno 308
for Verizon
4G (FDD) Bands 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)
4G (TDD) Bands 38(2600), 40(2300), 41(2600+)
3G Bands 5(850), 8(900), 2(1900), 1(2100)
System chip MediaTek MT6737 (28 nm)
Processor Quad-core
1300 MHz
ARM Cortex-A53
GPU Mali-T720 MP2
Rear Single camera
Video recording 1280x720 (HD) (30 fps)
Colors Blue
4G (FDD) Bands 1(2100), 3(1800), 4(AWS-1), 5(850), 8(900), 20(800 DD)
4G (TDD) Bands 38(2600), 40(2300)
3G Bands 5(850), 8(900), 2(1900), 1(2100)
Bluetooth 4.2
WLAN 802.11 b,g,n
USB Yes
Other NFC
for Sprint
4G (FDD) Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 12(700 a), 13(700 c), 25(1900+), 26(850+), 66(AWS-3), 71(600)
4G (TDD) Bands 41(2600+)
System chip MediaTek MT6737 (28 nm)
Processor Quad-core
1300 MHz
ARM Cortex-A53
Rear Single camera
Video recording 1280x720 (HD) (720 fps)
Colors Blue
4G (FDD) Bands 1(2100), 3(1800), 4(AWS-1), 5(850), 8(900), 20(800 DD)
4G (TDD) Bands 38(2600), 40(2300)
3G Bands 5(850), 8(900), 2(1900), 1(2100)
Dual SIM Yes
Bluetooth 4.2
WLAN 802.11 b,g,n
USB Yes
Other NFC
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