Google Pixel 3a vs Motorola Moto G Power vs Samsung Galaxy A51

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

Display

Size:

5.6 inches
6.4 inches
6.5 inches

Resolution:

2220 x 1080 pixels, 18.5:9 ratio, 444 PPI
2300 x 1080 pixels, 19:9 ratio, 397 PPI
2400 x 1080 pixels, 20:9 ratio, 405 PPI

Technology:

OLED
IPS LCD
Super AMOLED

Screen-to-body:

73.93 %
83.79 %
87.37 %

Features:

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

Hardware

System chip:

Qualcomm Snapdragon 670 SDM670
Qualcomm Snapdragon 665 SM6125
Samsung Exynos 9611

Processor:

Octa-core, 2000 MHz, Kryo 360, 64-bit, 10 nm
Octa-core, 2000 MHz, Kryo 260, 64-bit, 11 nm
Octa-core, 2300 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm

GPU:

Adreno 615
Adreno 610
Mali-G72 MP3

RAM:

4GB LPDDR4
4GB
4GB LPDDR4

Internal storage:

64GB (eMMC), not expandable
64GB (eMMC 5.1)
128GB, available to use: 105.9 GB

Storage expansion:

microSDXC up to 512 GB
microSDXC up to 512 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (11, 10, 9.0 Pie)
Android (10)
Android (10), Samsung One UI

Battery

Capacity:

3000 mAh
5000 mAh
4000 mAh

Type:

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

Battery life test results:

Charging:

USB Power Delivery
Fast charging
Fast charging

Camera

Rear:

Single camera
Triple camera
Quad camera

Main camera:

12.2 MP (OIS, PDAF)
16 MP (PDAF)
48 MP (PDAF)

Specifications:

Aperture size: F1.8; Focal length: 28 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F1.7; Sensor size: 1/2.8"; Pixel size: 1.12 μm
Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm

Second camera:

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

Specifications:

Aperture size: F2.2; Sensor size: 1/4"; Pixel size: 1.12 μm
Aperture size: F2.2; Focal Length: 13 mm; Pixel size: 1.12 μm

Third camera:

2 MP (Macro)
5 MP (Macro)

Specifications:

Aperture size: F2.2; Pixel size: 1.75 μm
Aperture size: F2.4; Focal Length: 40 mm

Fourth camera:

5 MP (Depth information)

Specifications:

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

Video recording:

3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (60 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)

Features:

EIS
Time-lapse video, Hyperlapse, EIS
Hyperlapse, EIS

Front:

8 MP
16 MP (EIS, HDR, Slow-motion videos)
32 MP (HDR)

Video capture:

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

Design

Dimensions:

5.96 x 2.76 x 0.32 inches (151.3 x 70.1 x 8.2 mm)
6.29 x 2.99 x 0.38 inches (159.85 x 75.84 x 9.63 mm)
6.24 x 2.90 x 0.31 inches (158.5 x 73.6 x 7.9 mm)

Weight:

5.19 oz (147.0 g)
7.02 oz (199.0 g)
6.07 oz (172.0 g)

Materials:

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

Resistance:

Splash

Biometrics:

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

Keys:

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

Colors:

Black, Purple, White
Smoke black
Prism Crush black, Prism Crush white, Prism Crush pink, Prism Crush blue

Cellular

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), 32(1500 L-band), 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), 14(700 PS), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600)
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)

LTE (TDD):

Bands 38(2600), 40(2300), 41(2600+)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
Bands 38(2600), 39(1900+), 41(2600+)

UMTS:

850, 900, 1700/2100, 1900, 2100 MHz
850, 900, 1700/2100, 1900, 2100 MHz
850, 900, 1700/2100, 1900, 2100 MHz

Data Speed:

LTE-A Cat 11 (600/75 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A Cat 13/5 (400/75 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

SIM type:

Nano SIM
Nano SIM
Nano SIM

HD Voice:

Yes

Multimedia

Headphones:

3.5mm jack
3.5mm jack
3.5mm jack

Speakers:

Earpiece, Multiple speakers
Earpiece, Multiple speakers
Earpiece, Loudspeaker

Features:

aptX-HD
Dolby Mobile
Dolby Atmos

Screen mirroring:

Wireless screen share
Wireless screen share
Wireless screen share

Radio:

FM
FM

Additional microphone(s):

for Noise cancellation
for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth:

5.0
5.0
5.0

Wi-Fi:

802.11 a, b, g, n, ac, dual-band; MIMO, 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), USB 2.0
Type-C (reversible), USB 2.0
Type-C (reversible), USB 2.0

Features:

Charging, Mass storage device
Charging
Charging, OTG

Location:

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

Sensors:

Accelerometer, Gyroscope, Compass, Barometer
Accelerometer, Gyroscope, Compass, Hall (for flip covers)
Accelerometer, Gyroscope, Compass, Hall (for flip covers)

Other:

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

Hearing aid compatible:

M3, T3

Regulatory Approval

FCC approval:

Date approved:

Feb 25, 2019
Nov 28, 2019

FCC ID value:

A4RG020G link
A3LSMA515FN link

Measured SAR:

Head:

1.15 W/kg
0.89 W/kg

Body:

1.13 W/kg
1.18 W/kg

Simultaneous Transmission:

1.59 W/kg
1.56 W/kg

Wireless Router:

1.19 W/kg
1.12 W/kg

Phablet:

2.76 W/kg

Buyers information

Price:

$ 399
$ 250
$ 400

User Manual:

This is the official Motor​ola Moto G Power User Guide in English provided from the manufacturer.
This is the official Samsu​ng Galaxy A51 User Guide in English provided from the manufacturer.

In The Box:

18W USB-C power adapter, 1M USB-C to USB-C cable (USB 2.0), Quick Start Guide, Quick Switch Adapter, SIM tool
Charger, USB Type-C cable, guides, SIM tool

Availability

Officially announced:

May 07, 2019
Feb 07, 2020
Dec 12, 2019
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