Motorola Moto G8 vs Samsung Galaxy S21 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.

8.0
Motorola Moto G8
8.5
Samsung Galaxy S21
Motorola Moto G8 Samsung Galaxy S21
Released · Mar 05, 2020
Released · Jan 29, 2021
6.4-inch
6.2-inch
Triple camera
Triple camera
4GB · 64GB
8GB · 128GB
4000 mAh
4000 mAh
Check prices Check prices

Design

Dimensions
6.35 x 2.98 x 0.35 inches
161.27 x 75.8 x 8.95 mm
5.97 x 2.80 x 0.31 inches
151.7 x 71.2 x 7.9 mm
Weight
6.64 oz (188.3 g) 6.03 oz (171.0 g)
Materials
Back: Plastic Back: Plastic
Frame: Aluminum
Resistance
Splash Water, Dust; IP68
Biometrics
Fingerprint (touch) 2D Face unlock, Ultrasonic in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Neon blue, Pearl white Phantom pink, Violet, Gray, White

Display

Size
6.4-inch 6.2-inch
Resolution
1560x720px, 19:9 ratio, 268 PPI 2400x1080px, 20:9 ratio, 424 PPI
Technology
IPS LCD Dynamic AMOLED
Refresh rate
120Hz (adaptive)
Screen-to-body
82.36 % 86.06 %
Peak brightness
1300 cd/m2 (nit)
Features
Ambient light sensor, Proximity sensor HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 665 SM6125 (11 nm) Qualcomm Snapdragon 888 (5 nm)
Processor
Octa-core
2000 MHz
Kryo 260
Octa-core
1x 2.84GHz Kryo 680 + 3x 2.42GHz Kryo 680 + 4x 1.80GHz Kryo 680
GPU
Adreno 610 Adreno 660
RAM
4GB 8GB (LPDDR5)
Internal storage
64GB, available to use: 51 GB 128GB (UFS 3.0)
Storage expansion
microSDXC up to 512 GB not expandable
OS
Android (10) Android (13, 12, 11), Samsung One UI

Battery

Capacity
4000 mAh 4000 mAh
Type
Li - Polymer
Charging
Qualcomm Quick Charge 3.0 Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging
Charge speed
Wired: 10.0W Wired: 25.0W
Wireless: 15.0W
PhoneArena Battery Tests
Battery Life Estimate
Untested
Browsing
Untested
Video
9h 14min
Gaming
7h 4min
Battery Life Estimate
4h 28min
Browsing
7h 47min
Video
7h 36min
Gaming
7h 9min

Camera

Rear
Triple camera Triple camera
Main camera
16 MP (Laser autofocus)
Aperture size: F1.7
Pixel size: 1.12 μm
12 MP (OIS, PDAF)
Aperture size: F1.8
Focal length: 26 mm
Sensor size: 1/1.76"
Pixel size: 1.8 μm
Second camera
8 MP (Ultra-wide)
Aperture size: F2.2
Pixel size: 1.12 μm
12 MP (Ultra-wide, Autofocus)
Aperture size: F2.2
Focal Length: 13 mm
Sensor size: 1/2.55"
Pixel size: 1.4 μm
Third camera
2 MP (Macro)
Aperture size: F2.2
Pixel size: 1.75 μm
64 MP (Telephoto, OIS, PDAF)
Aperture size: F2.0
Focal Length: 29 mm
Sensor size: 1/1.7"
Pixel size: 0.8 μm
Flash
LED LED
Video recording
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (60 fps), 1280x720 (HD)
Time-lapse video, Hyperlapse, EIS
7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
OIS, HDR, Hyperlapse, Continuous autofocus, Video light, EIS
Front
8 MP (HDR, Slow-motion videos) 10 MP (PDAF, HDR), Video capture: 3840x2160 (4K UHD) (60 fps)

Connectivity & Features

Bluetooth
5.0 5.0
WLAN
802.11 b,g,n
Wi-Fi Direct, Hotspot
802.11 a,b,g,n,ac,ax(Wi-Fi 6),dual-band
MIMO, Wi-Fi Direct, Hotspot
USB
Type-C, USB 2.0 Type-C, USB 3.2
Hearing aid compatible
M3/T3
Location
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Other
NFC, ANT+

Multimedia

Headphones
3.5mm jack No 3.5mm jack
Speakers
Earpiece, Loudspeaker Earpiece, Multiple speakers
Features
32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus
Screen mirroring
Wireless screen share Wireless screen share
Radio
FM, Stereo, RDS FM, Stereo, RDS
Additional microphone(s)
Noise cancellation Noise cancellation, Video recording

Cellular

5G
Bands n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave
4G (FDD)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 20(800 DD) 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), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 30(2300 WCS), 66(AWS-3), 71(600)
4G (TDD)
Bands 38(2600), 40(2300), 41(2600+) Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)
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 Cat 12/13 (600/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
Dual SIM
Yes
SIM type
Nano SIM Nano SIM

Regulatory Approval

FCC approval
Date approved: Jun 10, 2020
FCC ID value: IHDT56YT3
Date approved: Dec 08, 2020
FCC ID value: A3LSMG991U
Measured SAR
Head: 0.41 W/kg
Body: 1.34 W/kg
Simultaneous Transmission: 1.45 W/kg
Wireless Router: 1.39 W/kg
Head: 0.36 W/kg
Body: 1.08 W/kg
Simultaneous Transmission: 3.96 W/kg
Wireless Router: 1.09 W/kg
Phablet: 2.49 W/kg

Buyers information

MSRP
$ 800
In The Box
10W rapid charger, USB-C cable, SIM pin, guides, Earphones (for selected countries and regions), Protect cover, Protect film (for selected countries and regions) C to C Data Cable, Ejection Pin

Availability

Officially announced
Mar 05, 2020 Jan 14, 2021

Alternative variants

with 256GB storage
Internal storage 256GB
for Europe
System chip Samsung Exynos 2100 (5 nm)
Processor Octa-core
2900 MHz
1x 2.91GHz Cortex-X1 + 3x 2.81GHz Cortex-A78 + 4x 2.2GHz Cortex-A55
GPU Mali G78 MP14
Weight 5.96 oz (169.0 g)
5G Bands SA, NSA, Sub-6
FCC approval Date approved: Dec 18, 2020
FCC ID value: A3LSMG991B
Measured SAR Head: 0.42 W/kg
Body: 0.94 W/kg
Simultaneous Transmission: 3.96 W/kg
Wireless Router: 1.34 W/kg
Phablet: 2.37 W/kg
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