Motorola Moto X4 vs Samsung Galaxy A71 vs Samsung Galaxy A42

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

Display

Size:

5.2 inches
6.7 inches
6.6 inches

Resolution:

1920 x 1080 pixels, 16:9 ratio, 424 PPI
2400 x 1080 pixels, 20:9 ratio, 393 PPI
1600 x 720 pixels, 20:9 ratio, 266 PPI

Technology:

IPS LCD
Super AMOLED Plus
Super AMOLED

Screen-to-body:

68.46 %
87.24 %
84.26 %

Features:

Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
60Hz refresh rate, Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
60Hz refresh rate, Ambient light sensor, Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 630
Qualcomm Snapdragon 730 SM7150-AA
Qualcomm Snapdragon 750G SM7225

Processor:

Octa-core, 2200 MHz, ARM Cortex-A53, 64-bit, 14 nm
Octa-core, 2200 MHz, Kryo 470, 64-bit, 8 nm
Octa-core, 2200 MHz, Kryo 570, 64-bit, 8 nm

GPU:

Adreno 508
Adreno 618
Adreno 619

RAM:

3GB LPDDR4
6GB LPDDR4
4GB LPDDR4

Internal storage:

32GB
128GB, available to use: 106.1 GB
128GB, available to use: 106 GB

Storage expansion:

microSDXC up to 2000 GB
microSDXC up to 512 GB
microSDXC up to 1000 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (9.0 Pie, 8.0 Oreo, 7.1 Nougat)
Android (10), Samsung One UI
Android (10), Samsung One UI

Battery

Capacity:

3000 mAh
4500 mAh
5000 mAh

Type:

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

Battery life test results:

Charging:

Motorola TurboPower
Fast charging
Samsung Adaptive Fast Charging

Max charge speed:

Wired: 15.0W

Camera

Rear:

Dual camera
Quad camera
Quad camera

Main camera:

12 MP (PDAF)
64 MP (PDAF)
48 MP (PDAF)

Specifications:

Aperture size: F2.0; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.7"; Pixel size: 0.8 μm
Aperture size: F1.8; Pixel size: 0.8 μm

Second camera:

8 MP (Ultra-wide)
12 MP (Ultra-wide)
8 MP (Ultra-wide)

Specifications:

Aperture size: F2.2; Focal Length: 13 mm; Pixel size: 1.12 μm
Aperture size: F2.2; Focal Length: 12 mm
Aperture size: F2.2

Third camera:

5 MP (Macro)
5 MP (Macro)

Specifications:

Aperture size: F2.4; Focal Length: 25 mm
Aperture size: F2.4

Fourth camera:

5 MP (Depth information)
5 MP (Depth information)

Specifications:

Aperture size: F2.2; Sensor size: 1/5"; Pixel size: 1.12 μm
Aperture size: F2.4

Video recording:

3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (60 fps), 1280x720 (HD) (30 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
3840x2160 (4K UHD) (30 fps), 1280x720 (HD) (480 fps)

Features:

Video calling, Video sharing
EIS

Front:

16 MP (Flash)
32 MP (HDR)
20 MP (Autofocus)

Video capture:

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

Design

Dimensions:

5.84 x 2.89 x 0.31 inches (148.35 x 73.5 x 7.99 mm)
6.44 x 2.99 x 0.30 inches (163.6 x 76 x 7.7 mm)
6.47 x 2.99 x 0.34 inches (164.4 x 75.9 x 8.6 mm)

Weight:

5.75 oz (163.0 g)
6.31 oz (179.0 g)
6.81 oz (193.0 g)

Materials:

Back: Glass (Corning Gorilla Glass 3); Frame: Aluminum
Back: Plastic; Frame: Plastic

Resistance:

Water, Dust; IP68

Biometrics:

Fingerprint (touch)
2D Face unlock, In-screen fingerprint
In-screen fingerprint

Keys:

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

Colors:

Black, Blue
Prism Crush black, Prism Crush white, Prism Crush pink, Prism Crush blue
Prism Dot black, Prism Dot white, Prism Dot grey

Cellular

5G:

n1, n3, n5, n7, n8, n28, Sub-6

LTE (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), 25(1900+), 26(850+), 28(700 APT), 66(AWS-3)
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), 28(700 APT), 66(AWS-3)
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), 28(700 APT)

LTE (TDD):

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

UMTS:

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

Data Speed:

LTE-A Cat 11 (600/75 Mbit/s), HSPA, HSUPA, UMTS
LTE-A, 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:

Yes
Shared with microSD

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

Features:

aptX-HD

Screen mirroring:

Wireless screen share
Wireless screen share
Wireless screen share

Radio:

FM
FM

Additional microphone(s):

for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth:

5.0, EDR
5.0
5.0

Wi-Fi:

802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot

USB:

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

Features:

Mass storage device, Charging
Charging, OTG
Charging

Location:

GPS, A-GPS, Glonass
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
Accelerometer, Gyroscope, Compass, Hall (for flip covers)
Accelerometer, Gyroscope, Compass

Other:

NFC, Tethering, Computer sync, OTA sync
NFC, ANT+
NFC

Buyers information

Price:

$ 399
€ 340

User Manual:

This is the official Samsu​ng Galaxy A71 User Guide in English provided from the manufacturer.
This is the official Samsu​ng Galaxy A42 User Guide in English provided from the manufacturer.

Availability

Officially announced:

Aug 31, 2017
Dec 12, 2019
Sep 02, 2020
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