Motorola Moto G8 Plus vs. Motorola Moto G31

Phone Comparison, Reviews and Tests

In depth comparison and review of Motorola Moto G8 Plus and Motorola Moto G31. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.

Phone Specifications Comparison

Motorola Moto G8 Plus vs. Motorola Moto G31 Comparison Chart
DESIGN AND DIMENSIONS Motorola Moto G8 Plus Motorola Moto G31
Product Type Smartphone Smartphone
Form Factor Touch Touch
Height 158.35 mm 161.89 mm Motorola Moto G31 has greater height than Motorola Moto G8 Plus.
Width 75.83 mm 73.87 mm Motorola Moto G8 Plus has greater width than Motorola Moto G31.
Depth 9.09 mm 8.55 mm Motorola Moto G31 is narrower than Motorola Moto G8 Plus.
Weight 188 g 181 g Motorola Moto G31 is lighter than Motorola Moto G8 Plus.
Body Colour Cosmic blue | Crystal pink Mineral grey | Baby blue
Body Material - Plastic
Protection P2i (liquid repellent coating) -
Waterproof (Water-resistant) Yes - Motorola Moto G8 Plus is waterproof.
SAR Value 0.882 W/kg (body), 0.589 W/kg (head) 1.46 W/kg (body), 0.67 W/kg (head)
Integrated Components FM radio -
Connector Type USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
SIM Card Configuration Details - Nano SIM + nano SIM/microSD
DISPLAY Motorola Moto G8 Plus Motorola Moto G31
Display Type LCD display OLED display
Display Technology LTPS IPS OLED
Screen Size (Display Size) 6.3" 6.4" Motorola Moto G31 has larger screen size than Motorola Moto G8 Plus.
Screen Resolution (Display Resolution) 2280 x 1080 pixels 2400 x 1080 pixels Motorola Moto G31 has better screen resolution than Motorola Moto G8 Plus.
Display Format Full HD+ Full HD+
Pixel Density 403 ppi 409 ppi Motorola Moto G31 has better pixel density than Motorola Moto G8 Plus.
Aspect Ratio 19:9 20:9
Display Refresh Rate - 60 Hz
Display Features Moto Display, attentive display, Max Vision display Max Vision display
PROCESSOR Motorola Moto G8 Plus Motorola Moto G31
Processor Type (CPU) Qualcomm Snapdragon 665 MediaTek Helio G85
Clock Speed 2 GHz 2 GHz Both phones have the same clock speed.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes - Motorola Moto G8 Plus has 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 610 ARM Mali-G52 MC2
MEMORY Motorola Moto G8 Plus Motorola Moto G31
RAM LPDDR4 SDRAM - 4 GB 4 GB Both phones have the same RAM size.
Internal Memory Size (Storage Capacity) 64 GB 64 GB Both phones have the same internal memory capacity.
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 512 GB microSDHC, microSD, microSDXC - up to 1 TB
CAMERA Motorola Moto G8 Plus Motorola Moto G31
MAIN CAMERA
Number of Main Cameras 3 4
Sensor Resolution 48 Megapixel 50 Megapixel Motorola Moto G31 has better camera resolution than Motorola Moto G8 Plus.
Lens Aperture F/1.7 F/1.8 Motorola Moto G8 Plus has better lens aperture than Motorola Moto G8 Plus.
Pixel Size 1.6 μm 1.28 μm Motorola Moto G8 Plus has larger camera pixel size than Motorola Moto G31.
Optical Image Stabiliser (OIS) Optical Image Stabiliser (OIS) - Motorola Moto G8 Plus has optical stabilisation.
Focus Adjustment Automatic Automatic
Laser Auto Focus Yes -
Digital Zoom 8x -
Self-Timer Delay - Yes
Special Effects Spot Colour HDR, Spot Colour
HDR Mode Auto HDR mode -
Camera Modes Slow motion video, Panorama, manual mode, HYPERLAPSE, portrait mode, Timelapse video, Active photos, Cinemagraph Panorama, Pro mode, Timer mode, BurstShot, Watermark mode, Active photos, Cinemagraph, Portrait, Night Vision, AR stickers, Levelling, Macro Vision, Long exposure mode, Live filter, Capture Dual
Face Recognition (Face ID) Smile Capture Auto smile capture Both phones have face detection.
Light Source Dual LED flash LED flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 fps, 1920 x 1080 (1080p) at 120 fps, 1280 x 720 (720p) at 240 fps 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Functions) Phase Detect Auto-Focus (PDAF), video stabilisation, Depth detection and depth effects Phase Detect Auto-Focus (PDAF), Barcode Scanner, Cutout, Quad Pixel technology, smart composition, RAW photo output, shot optimisation, Google Lens, High-res digital zoom (up to 8x), Assistive Grid
SECOND CAMERA
Sensor Resolution (2nd Camera) 5 Megapixel 8 Megapixel Motorola Moto G31 has better second camera resolution than Motorola Moto G8 Plus.
Lens Type (2nd Camera) - Ultra wide-angle lens
Lens Aperture (2nd Camera) F/2.2 F/2.2 Both phones have the same second camera lens aperture.
Field of View (2nd Camera) - 118 degree(s)
Pixel Size (2nd Camera) 1.12 μm 1.12 μm Both phones have the same second camera pixel size.
Camera Functions (2nd Camera) Depth camera Depth camera
THIRD CAMERA
Sensor Resolution (3rd Camera) 16 Megapixel 2 Megapixel Motorola Moto G8 Plus has higher resolution third camera than Motorola Moto G31.
Lens Type (3rd Camera) Ultra wide-angle lens -
Lens Aperture (3rd Camera) - F/2.4
Field of View (3rd Camera) 117 degree(s) -
Pixel Size (3rd Camera) 2 μm 1.75 μm Motorola Moto G8 Plus has larger third camera pixel size than Motorola Moto G31.
Camera Functions (3rd Camera) - Macro camera
Camera Features (3rd Camera) Quad Pixel technology -
FOURTH CAMERA
Lens Aperture (4th Camera) - F/2.4
Pixel Size (4th Camera) - 1.75 μm
Camera Functions (4th Camera) - Depth camera
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 25 Megapixel 13 Megapixel Motorola Moto G8 Plus has better front camera resolution than Motorola Moto G31.
Lens Aperture (Front) F/2.0 F/2.2 Motorola Moto G8 Plus has better front lens aperture than Motorola Moto G8 Plus.
Pixel Size (Front) 1.8 μm 1.12 μm Motorola Moto G8 Plus has larger front camera pixel size than Motorola Moto G31.
Special Effects (Front) Spot Colour HDR, Spot Colour
HDR Mode (Front) Auto HDR mode -
Camera Modes (Front) Slow motion video, Beautification mode, portrait mode, Timelapse video, group selfi mode, Cinemagraph Slow motion video, Pro mode, Timer mode, BurstShot, HYPERLAPSE, Watermark mode, portrait mode, Face Beauty, Timelapse video, Active photos, Cinemagraph, Portrait, Night Vision, Levelling, Gesture selfie, Group selfie, Long exposure mode, Live filter, Low Light AI Selfie, Capture Dual, Gesture Capture
Face Recognition (Face ID) Smile Capture Auto smile capture Both phones have face detection.
Light Source (Front) Display flash -
Video Resolutions (Front) 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, 1920 x 1080 (1080p) at 120 fps 1920 x 1080 (1080p) at 30 fps
Camera Features (Front) - Video image stabilisation, RAW photo, Shot optimisation, Selfie animation, Assistive grid
BATTERY AND CHARGING Motorola Moto G8 Plus Motorola Moto G31
Battery Capacity (Battery Size) 4000 mAh 5000 mAh Motorola Moto G31 has larger battery capacity than Motorola Moto G8 Plus.
Fast Charging Technology TurboPower technology - Motorola Moto G8 Plus has fast charging technology.
Run Time Details - Standard usage: up to 36 hrs
CELLULAR Motorola Moto G8 Plus Motorola Moto G31
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 9.0 Pie Android 11
Intelligent Assistant Google Assistant Google Assistant
Navigation GPS, A-GPS, GLONASS, Galileo GPS, A-GPS, GLONASS, Galileo
COMMUNICATIONS Motorola Moto G8 Plus Motorola Moto G31
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM -
3G UMTS Band Band 1, Band 2, Band 4, Band 5, Band 8, Band 19 -
3G UMTS Frequency 2100, 1900, 1700, 850, 900, 800 -
4G LTE Band Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 18, Band 19, Band 20, Band 26, Band 28, Band 38, Band 40, Band 41 -
4G LTE Frequency FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 -
Wireless Interface IEEE 802.11a/b/g/n/ac IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 5.0 LE Bluetooth 5.0
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA Motorola Moto G8 Plus Motorola Moto G31
Supported Digital Audio Standards - Dolby Atmos
Sound Enhancements Dolby Audio, stereo speakers tuned by Dolby Audio -
FEATURES Motorola Moto G8 Plus Motorola Moto G31
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert -
Sensors Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, ultrasonic sensor Accelerometer, ambient light sensor, proximity sensor, digital compass, SAR sensor, gyroscope
Security Devices Face recognition, fingerprint reader Face recognition, fingerprint reader
Security Technology - Face Unlock
Additional Phone Features Face Unlock, Three microphones, Moto Actions, Quick gestures, Google Lens Dual microphones
Android Enterprise Recommended Yes -
OTHERS Motorola Moto G8 Plus Motorola Moto G31
Included Accessories Protective cover, USB-C cable, TurboPower charger Protective cover, USB cable, SIM card removal tool, 10W charger
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