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Samsung Galaxy A51 vs Motorola Moto G8 Power 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
7.0
Samsung Galaxy A51
8.0
Motorola Moto G8 Power
Samsung Galaxy A51 Motorola Moto G8 Power
Released · Dec 27, 2019
Released · Apr 16, 2020
6.5-inch · 2400x1080px
6.4-inch · 2300x1080px
Quad camera
Quad camera
4GB · 128GB
4GB · 64GB
4000 mAh
5000 mAh
Check prices

Design

Dimensions
6.24 x 2.90 x 0.31 inches
158.5 x 73.6 x 7.9 mm 		6.14 x 2.99 x 0.38 inches
155.95 x 75.84 x 9.63 mm
Weight
6.07 oz (172.0 g) 6.95 oz (197.0 g)
Materials
Back: Plastic
Frame: Plastic 		Back: Plastic
Frame: Aluminum
Resistance
Splash
Biometrics
2D Face unlock, Optical in-screen fingerprint Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Prism Crush black, Prism Crush white, Prism Crush pink, Prism Crush blue Smoke black, Capri blue

Display

Size
6.5-inch 6.4-inch
Resolution
2400x1080px, 20:9 ratio, 405 PPI 2300x1080px, 19:9 ratio, 397 PPI
Technology
Super AMOLED IPS LCD
Refresh rate
60Hz
Screen-to-body
87.37 % 86.13 %
Features
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor Ambient light sensor, Proximity sensor

Hardware

System chip
Samsung Exynos 9611 (10 nm) Qualcomm Snapdragon 665 SM6125 (11 nm)
Processor
Octa-core
2300 MHz
4x 2.3GHz Cortex-A73 + 4x 1.7GHz Cortex-A53 		Octa-core
2000 MHz
Kryo 260
GPU
Mali-G72 MP3 Adreno 610
RAM
4GB (LPDDR4) 4GB
Internal storage
128GB, available to use: 105.9 GB 64GB (eMMC 5.1)
Storage expansion
microSDXC up to 512 GB microSDXC up to 512 GB
OS
Android (11, 10), Samsung One UI Android (10)

Battery

Capacity
4000 mAh 5000 mAh
Type
Li - Polymer Li - Polymer
Charging
Fast charging Motorola TurboPower
PhoneArena Battery Tests
Battery Life Estimate
5h 22min
Browsing
11h 35min
Video
8h 35min
Gaming
6h 40min
Battery Life Estimate
Untested
Browsing
Untested
Video
8h 55min
Gaming
11h 34min
Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Quad camera Quad camera
Main camera
48 MP (PDAF)
Aperture size: F2.0
Focal length: 26 mm
Sensor size: 1/2"
Pixel size: 0.8 μm 		16 MP (PDAF)
Aperture size: F1.7
Sensor size: 1/2.8"
Pixel size: 1.12 μm
Second camera
12 MP (Ultra-wide)
Aperture size: F2.2
Focal Length: 13 mm
Pixel size: 1.12 μm 		8 MP (Ultra-wide)
Aperture size: F2.2
Sensor size: 1/4"
Pixel size: 1.12 μm
Third camera
5 MP (Macro)
Aperture size: F2.4
Focal Length: 40 mm 		8 MP (Telephoto, PDAF)
Optical zoom: 2.0x
Aperture size: F2.2
Sensor size: 1/4"
Pixel size: 1.12 μm
Fourth camera
5 MP (Depth information)
Aperture size: F2.2
Sensor size: 1/5"
Pixel size: 1.12 μm 		2 MP (Macro)
Aperture size: F2.2
Sensor size: 1/5"
Pixel size: 1.75 μm
Flash
LED LED
Video recording
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)
Hyperlapse, EIS 		3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (60 fps)
Time-lapse video, Hyperlapse, EIS
Front
32 MP (HDR), Video capture: 1920x1080 (Full HD) 16 MP (EIS, HDR, Slow-motion videos), Video capture: 1920x1080 (Full HD)

Connectivity & Features

Bluetooth
5.0 5.0
WLAN
802.11 a,b,g,n,ac,dual-band
Wi-Fi Direct, Hotspot 		802.11 b,g,n
Wi-Fi Direct, Hotspot
USB
Type-C, USB 2.0 Type-C, USB 2.0
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers) Accelerometer, Gyroscope, Compass, Hall (for flip covers)
Other
NFC, ANT+

Multimedia

Headphones
3.5mm jack 3.5mm jack
Speakers
Earpiece, Loudspeaker Earpiece, Multiple speakers
Features
Dolby Atmos Dolby Mobile
Screen mirroring
Wireless screen share Wireless screen share
Radio
FM FM
Additional microphone(s)
Noise cancellation Noise cancellation

Cellular

4G (FDD)
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) Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 18(800 Lower), 19(800 Upper), 20(800 DD), 26(850+), 28(700 APT)
4G (TDD)
Bands 38(2600), 39(1900+), 41(2600+) Bands 38(2600), 40(2300), 41(2600+)
3G
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900) Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s LTE-A Cat 12 (600/100 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
Yes
SIM type
Nano SIM Nano SIM

Regulatory Approval

FCC approval
Date approved: Nov 28, 2019
FCC ID value: A3LSMA515FN
Measured SAR
Head: 0.89 W/kg
Body: 1.18 W/kg
Simultaneous Transmission: 1.56 W/kg
Wireless Router: 1.12 W/kg
Phablet: 2.76 W/kg

Buyers information

MSRP
$ 400
In The Box
18W Charger, USB Type-C cable, guides, SIM tool

Availability

Officially announced
Dec 12, 2019 Feb 07, 2020

Alternative variants

with 128GB storage
RAM 6GB
Internal storage 128GB
for Verizon
4G (FDD) Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 13(700 c), 20(800 DD), 28(700 APT), 66(AWS-3)
3G Bands 5(850), 8(900), 2(1900), 1(2100)
for AT&T
4G (FDD) Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 13(700 c), 25(1900+), 26(850+), 66(AWS-3), 71(600)
4G (TDD) Bands 41(2600+)
for Sprint
4G (FDD) Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 13(700 c), 25(1900+), 26(850+), 66(AWS-3), 71(600)
4G (TDD) Bands 41(2600+)
for Europe
4G (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), 26(850+), 28(700 APT), 66(AWS-3)
4G (TDD) Bands 38(2600), 40(2300), 41(2600+)
Dual SIM Yes
FCC OKs Cingular\'s purchase of AT&T Wireless