Motorola Moto Z3 vs. Motorola Moto G31

Phone Comparison, Reviews and Tests

In depth comparison and review of Motorola Moto Z3 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 Z3 vs. Motorola Moto G31 Comparison Chart
DESIGN AND DIMENSIONS Motorola Moto Z3 Motorola Moto G31
Product Type Smartphone Smartphone
Form Factor Touch Touch
Height 156.5 mm 161.89 mm Motorola Moto G31 has greater height than Motorola Moto Z3.
Width 76.5 mm 73.87 mm Motorola Moto Z3 has greater width than Motorola Moto G31.
Depth 6.75 mm 8.55 mm Motorola Moto Z3 is narrower than Motorola Moto Z3.
Weight 156 g 181 g Motorola Moto Z3 is lighter than Motorola Moto Z3.
Body Colour Ceramic black Mineral grey | Baby blue
Body Material Gorilla glass, 6000 Series aluminium alloy Plastic
Protection P2i (liquid repellent coating) -
Waterproof (Water-resistant) Yes - Motorola Moto Z3 is waterproof.
SAR Value - 1.46 W/kg (body), 0.67 W/kg (head)
Connector Type USB Type-C - 24 pin USB-C
Moto Mods
USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Single-SIM Dual-SIM
SIM Card Configuration Details - Nano SIM + nano SIM/microSD
DISPLAY Motorola Moto Z3 Motorola Moto G31
Display Type OLED display OLED display
Display Technology Super AMOLED OLED
Screen Size (Display Size) 6.01" 6.4" Motorola Moto G31 has larger screen size than Motorola Moto Z3.
Screen Resolution (Display Resolution) 2160 x 1080 pixels 2400 x 1080 pixels Motorola Moto G31 has better screen resolution than Motorola Moto Z3.
Display Format Full HD+ Full HD+
Pixel Density - 409 ppi
Aspect Ratio 18:9 20:9
Colour Depth 16.7 million colours -
Display Refresh Rate - 60 Hz
Display Features 2.5D Glass, night mode, Max Vision display Max Vision display
Display Protection (Screen Protector) Corning Gorilla Glass 3 (scratch resistant glass) -
PROCESSOR Motorola Moto Z3 Motorola Moto G31
Processor Type (CPU) Qualcomm Snapdragon 835 MediaTek Helio G85
Clock Speed 2.35 GHz 2 GHz Motorola Moto Z3 has higher clock speed than Motorola Moto G31.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes - Motorola Moto Z3 has 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 540 ARM Mali-G52 MC2
MEMORY Motorola Moto Z3 Motorola Moto G31
RAM 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 2 TB microSDHC, microSD, microSDXC - up to 1 TB
CAMERA Motorola Moto Z3 Motorola Moto G31
MAIN CAMERA
Number of Main Cameras 2 4
Sensor Resolution 12 Megapixel 50 Megapixel Motorola Moto G31 has better camera resolution than Motorola Moto Z3.
Lens Aperture F/2.0 F/1.8 Motorola Moto G31 has better lens aperture than Motorola Moto Z3.
Pixel Size - 1.28 μm
Focus Adjustment Automatic Automatic
Self-Timer Delay - Yes
Special Effects Black & White, Cinema, Live Filters, Spot Colour HDR, Spot Colour
Camera Modes Slow motion video, Panorama, Time-lapse mode, manual mode, group selfi mode 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) - Auto smile capture Motorola Moto G31 has face detection.
Light Source Dual LED flash LED flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Functions) Zero Shutter Lag, Phase Detect Auto-Focus (PDAF), Colour Correlated Temperature (CCT) flash 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) 12 Megapixel 8 Megapixel Motorola Moto Z3 has better second camera resolution than Motorola Moto G31.
Sensor Type (2nd Camera) Monochrome CMOS -
Lens Type (2nd Camera) - Ultra wide-angle lens
Lens Aperture (2nd Camera) - F/2.2
Field of View (2nd Camera) - 118 degree(s)
Pixel Size (2nd Camera) - 1.12 μm
Camera Functions (2nd Camera) Capture depth information Depth camera
THIRD CAMERA
Sensor Resolution (3rd Camera) - 2 Megapixel
Lens Aperture (3rd Camera) - F/2.4
Pixel Size (3rd Camera) - 1.75 μm
Camera Functions (3rd Camera) - Macro camera
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) 8 Megapixel 13 Megapixel Motorola Moto G31 has better front camera resolution than Motorola Moto Z3.
Lens Type (Front) Wide-angle lens -
Lens Aperture (Front) F/2.0 F/2.2 Motorola Moto Z3 has better front lens aperture than Motorola Moto Z3.
Pixel Size (Front) - 1.12 μm
Special Effects (Front) - HDR, Spot Colour
Camera Modes (Front) Slow motion video, Time-lapse mode 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) - Auto smile capture Motorola Moto G31 has face detection.
Light Source (Front) Display flash -
Video Resolutions (Front) 1920 x 1080 (1080p) at 30 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 Z3 Motorola Moto G31
Battery Capacity (Battery Size) 3000 mAh 5000 mAh Motorola Moto G31 has larger battery capacity than Motorola Moto Z3.
Fast Charging Technology TurboPower technology - Motorola Moto Z3 has fast charging technology.
Run Time Details - Standard usage: up to 36 hrs
Battery Technology Lithium Ion -
CELLULAR Motorola Moto Z3 Motorola Moto G31
Technology CDMA2000 1X / GSM / WCDMA (UMTS) WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 8.1 Oreo Android 11
Intelligent Assistant Google Assistant Google Assistant
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, A-GPS, GLONASS, Galileo
COMMUNICATIONS Motorola Moto Z3 Motorola Moto G31
Data Transmission GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, LTE LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X, 1900 CDMA2000 1X -
3G UMTS Band Band 1, Band 2, Band 5, Band 8 -
3G UMTS Frequency 2100, 1900, 850, 900 -
4G LTE Band Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 14, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 30, Band 34, Band 38, Band 39, Band 40, Band 41, Band 46, Band 66 -
4G LTE Frequency FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700 PS, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 2300 WCS, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500, TDD 5150, FDD 1700 - 2110 AWS-3 -
Wireless Interface IEEE 802.11a/b/g/n/ac IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 5.0 Bluetooth 5.0
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA Motorola Moto Z3 Motorola Moto G31
Supported Digital Audio Standards AAC, PCM, MP3, FLAC, AAC +, eAAC+, MIDI, AMR-WB, AMR-NB, Vorbis, AAC-ELD, WAVE Dolby Atmos
Supported Digital Video Standards H.264, H.263, HEVC, VP8, H.265 -
FEATURES Motorola Moto Z3 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, magnetometer, gyro sensor, ultrasonic distance 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 Smart Screen function, four microphones Dual microphones
Android Enterprise Recommended Yes -
OTHERS Motorola Moto Z3 Motorola Moto G31
Included Accessories USB-C to 3.5 jack adapter, USB-C cable, TurboPower charger Protective cover, USB cable, SIM card removal tool, 10W charger
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