Motorola Moto G31 vs. Samsung Galaxy S21 FE 5G

Phone Comparison, Reviews and Tests

In depth comparison and review of Motorola Moto G31 and Samsung Galaxy S21 FE 5G. 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 G31 vs. Samsung Galaxy S21 FE 5G Comparison Chart
DESIGN AND DIMENSIONS Motorola Moto G31 Samsung Galaxy S21 FE 5G
Product Type Smartphone Smartphone
Manufacturer Model Number - SM-G990B/DS
Form Factor Touch Touch
Height 161.89 mm 155.7 mm Motorola Moto G31 has greater height than Samsung Galaxy S21 FE 5G.
Width 73.87 mm 74.5 mm Samsung Galaxy S21 FE 5G has greater width than Motorola Moto G31.
Depth 8.55 mm 7.9 mm Samsung Galaxy S21 FE 5G is narrower than Motorola Moto G31.
Weight 181 g 177 g Samsung Galaxy S21 FE 5G is lighter than Motorola Moto G31.
Body Colour Mineral grey | Baby blue Olive | Graphite | White | Lavender
Body Material Plastic -
Protection - Dustproof, splashproof, water-resistant
Waterproof (Water-resistant) - -
IP rating - IP68
SAR Value 1.46 W/kg (body), 0.67 W/kg (head) 1.48 W/kg (body), 0.952 W/kg (head), 2.91 W/kg (limb)
Connector Type USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
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 G31 Samsung Galaxy S21 FE 5G
Display Type OLED display OLED display
Display Technology OLED Infinity-O Dynamic AMOLED 2X
Screen Size (Display Size) 6.4" 6.4" Both phones have the same screen size.
Screen Resolution (Display Resolution) 2400 x 1080 pixels 2340 x 1080 pixels Motorola Moto G31 has better screen resolution than Samsung Galaxy S21 FE 5G.
Display Format Full HD+ Full HD+
Pixel Density 409 ppi 401 ppi Motorola Moto G31 has better pixel density than Samsung Galaxy S21 FE 5G.
Aspect Ratio 20:9 -
Colour Depth - 16.7 million colours
HDR Technology - HDR10+
Display Enhancement Technology - Eye Comfort Shield
Display Refresh Rate 60 Hz 120 Hz Samsung Galaxy S21 FE 5G has better refresh rate than Motorola Moto G31.
Display Features Max Vision display AOD(Always On Display), Infinity O display, Video Wallpaper
Display Protection (Screen Protector) - Corning Gorilla Glass Victus (scratch resistant glass)
PROCESSOR Motorola Moto G31 Samsung Galaxy S21 FE 5G
Processor Type (CPU) MediaTek Helio G85 -
Clock Speed 2 GHz 2.84 GHz Samsung Galaxy S21 FE 5G has higher clock speed than Motorola Moto G31.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
Graphics System (GPU) ARM Mali-G52 MC2 -
MEMORY Motorola Moto G31 Samsung Galaxy S21 FE 5G
RAM 4 GB 6 GB Samsung Galaxy S21 FE 5G has more RAM than Motorola Moto G31.
Internal Memory Size (Storage Capacity) 64 GB 128 GB Samsung Galaxy S21 FE 5G has more internal memory than Motorola Moto G31.
User Memory - 101.1 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSD, microSDXC - up to 1 TB -
CAMERA Motorola Moto G31 Samsung Galaxy S21 FE 5G
MAIN CAMERA
Number of Main Cameras 4 3
Sensor Resolution 50 Megapixel 12 Megapixel Motorola Moto G31 has better camera resolution than Samsung Galaxy S21 FE 5G.
Sensor Size - 1/1.76"
Lens Type - Wide-angle lens
Lens Aperture F/1.8 F/1.8 Both phones have the same camera lens aperture.
Field of View (FoV) - 79 degree(s)
Pixel Size 1.28 μm 1.8 μm Samsung Galaxy S21 FE 5G has larger camera pixel size than Motorola Moto G31.
Optical Image Stabiliser (OIS) - Optical Image Stabiliser (OIS) Samsung Galaxy S21 FE 5G has optical stabilisation.
Focus Adjustment Automatic Automatic
Optical Zoom - 3x
Digital Zoom - 30x
Self-Timer Delay Yes -
Special Effects HDR, Spot Colour Face retouch, Grid Line
HDR Mode - Auto HDR mode
Camera Modes 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 Night mode, portrait mode
Face Recognition (Face ID) Auto smile capture - Motorola Moto G31 has face detection.
Light Source LED flash LED flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 60 fps, Slo-mo video 1280 x 720 (720p) at 960 fps
Camera Features (Functions) 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 Dual recording
SECOND CAMERA
Sensor Resolution (2nd Camera) 8 Megapixel 12 Megapixel Samsung Galaxy S21 FE 5G has better second camera resolution than Motorola Moto G31.
Lens Type (2nd Camera) Ultra wide-angle lens 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) 123 degree(s) Samsung Galaxy S21 FE 5G has larger second camera lens field of view than Motorola Moto G31.
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 -
THIRD CAMERA
Sensor Resolution (3rd Camera) 2 Megapixel 8 Megapixel Samsung Galaxy S21 FE 5G has higher resolution third camera than Motorola Moto G31.
Lens Type (3rd Camera) - Telephoto lens
Lens Aperture (3rd Camera) F/2.4 F/2.4 Both phones have the same lens aperture of the third camera.
Field of View (3rd Camera) - 32 degree(s)
Pixel Size (3rd Camera) 1.75 μm 1 μm Motorola Moto G31 has larger third camera pixel size than Samsung Galaxy S21 FE 5G.
Camera Functions (3rd Camera) Macro camera -
Camera Features (3rd Camera) - Space Zoom x30
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) 13 Megapixel 32 Megapixel Samsung Galaxy S21 FE 5G has better front camera resolution than Motorola Moto G31.
Lens Aperture (Front) F/2.2 F/2.2 Both phones have the same front camera lens aperture.
Field of View (Front) - 81 degree(s)
Pixel Size (Front) 1.12 μm 0.8 μm Motorola Moto G31 has larger front camera pixel size than Samsung Galaxy S21 FE 5G.
Focus Adjustment - Focus free
Special Effects (Front) HDR, Spot Colour -
Camera Modes (Front) 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.
Video Resolutions (Front) 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 G31 Samsung Galaxy S21 FE 5G
Battery Capacity (Battery Size) 5000 mAh 4500 mAh Motorola Moto G31 has larger battery capacity than Samsung Galaxy S21 FE 5G.
Fast Charging Technology - Samsung Fast Charging Samsung Galaxy S21 FE 5G has fast charging technology.
Wireless Charging - Yes Samsung Galaxy S21 FE 5G can be charged wirelessly.
Wireless Charging Standards - Wireless PowerShare
Talk Time - 2220 minutes
Run Time Details Standard usage: up to 36 hrs Talk (LTE): up to 2220 min
Active online usage (LTE): up to 13 hrs
Active online usage (Wi-Fi): up to 13 hrs
Playback (video): up to 16 hrs
Playback (audio): up to 79 hrs
CELLULAR Motorola Moto G31 Samsung Galaxy S21 FE 5G
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 5G Samsung Galaxy S21 FE 5G has more advanced generation mobile network.
Operating System Android 11 Android 12
Intelligent Assistant Google Assistant Bixby
Payment Technology - Samsung Pay
Navigation GPS, A-GPS, GLONASS, Galileo GPS, GLONASS, BeiDou, Galileo, QZSS
COMMUNICATIONS Motorola Moto G31 Samsung Galaxy S21 FE 5G
Data Transmission LTE FDD-LTE, TDD-LTE, 5G NR FR1
2G Band - 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band - Band 1, Band 2, Band 4, Band 5, Band 8
3G UMTS Frequency - 2100, 1900, 1700, 850, 900
4G LTE Band - Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 17, Band 20, Band 26, Band 28, Band 32, Band 38, Band 40, Band 41, 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 700b, FDD 800 DD, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3
5G NR Band - N1, n3, n5, n7, n8, n20, n28, n38, n41, n66, n78, n40
5G NR Frequency - FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, FDD AWS-3, TDD TD 3500, TDD 2300
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.
MEDIA Motorola Moto G31 Samsung Galaxy S21 FE 5G
Supported Digital Audio Standards Dolby Atmos WAV, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, APE (Monkey's Audio), M4A, DSF, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, DFF, MID
Supported Digital Video Standards - MKV, FLV, AVI, 3GP, M4V, WebM, 3G2, MP4
Sound Enhancements - Dolby Digital Plus sound, Dolby Atmos sound technology, Surround sound, stereo speakers tuned by AKG, Dolby Digital sound
FEATURES Motorola Moto G31 Samsung Galaxy S21 FE 5G
Sensors Accelerometer, ambient light sensor, proximity sensor, digital compass, SAR sensor, gyroscope Accelerometer, proximity sensor, barometer, gyro sensor, hall sensor, geomagnetic sensor, light sensor
Security Devices Face recognition, fingerprint reader Fingerprint reader
Security Technology Face Unlock -
Additional Phone Features Dual microphones MIMO technology, Fast Charging, Samsung KNOX, Samsung DeX support, Samsung Smart Switch, Game mode
OTHERS Motorola Moto G31 Samsung Galaxy S21 FE 5G
Included Accessories Protective cover, USB cable, SIM card removal tool, 10W charger SIM card removal tool, USB-C cable
Compliant Standards - IP68
Max Depth of Water Resistance - 1.5 m
Other projects: