Samsung Galaxy S21+ 5G vs. Motorola Moto G31

Phone Comparison, Reviews and Tests

In depth comparison and review of Samsung Galaxy S21+ 5G 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

Samsung Galaxy S21+ 5G vs. Motorola Moto G31 Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy S21+ 5G Motorola Moto G31
Product Type Smartphone Smartphone
Manufacturer Model Number SM-G996B/DS -
Form Factor Touch Touch
Height 161.5 mm 161.89 mm Motorola Moto G31 has greater height than Samsung Galaxy S21+ 5G.
Width 75.6 mm 73.87 mm Samsung Galaxy S21+ 5G has greater width than Motorola Moto G31.
Depth 7.8 mm 8.55 mm Samsung Galaxy S21+ 5G is narrower than Samsung Galaxy S21+ 5G.
Weight 200 g 181 g Motorola Moto G31 is lighter than Samsung Galaxy S21+ 5G.
Body Colour Phantom black | Phantom silver | Phantom violet | Phantom gold | Phantom red Mineral grey | Baby blue
Body Material - Plastic
Protection Dustproof, splashproof, water-resistant -
Waterproof (Water-resistant) Yes - Samsung Galaxy S21+ 5G is waterproof.
IP rating IP68 -
SAR Value 1.335 W/kg (body), 0.541 W/kg (head), 2.23 W/kg (limb) 1.46 W/kg (body), 0.67 W/kg (head)
Connector Type USB Type-C - 24 pin USB-C USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM, Electronic SIM card (e-SIM) Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
SIM Card Configuration Details - Nano SIM + nano SIM/microSD
DISPLAY Samsung Galaxy S21+ 5G Motorola Moto G31
Display Type OLED display OLED display
Display Technology Infinity-O Dynamic AMOLED 2X OLED
Screen Size (Display Size) 6.7" 6.4" Samsung Galaxy S21+ 5G has larger screen size than Motorola Moto G31.
Screen Resolution (Display Resolution) 2400 x 1080 pixels 2400 x 1080 pixels Both phones have the same screen resolution.
Display Format Full HD+ Full HD+
Pixel Density 394 ppi 409 ppi Motorola Moto G31 has better pixel density than Samsung Galaxy S21+ 5G.
Aspect Ratio - 20:9
Colour Depth 16.7 million colours -
HDR Yes - Samsung Galaxy S21+ 5G has HDR.
HDR Technology HDR10+ -
Display Enhancement Technology Eye Comfort Shield -
Display Refresh Rate 120 Hz 60 Hz Samsung Galaxy S21+ 5G has better refresh rate than Motorola Moto G31.
Display Features AOD(Always On Display) Max Vision display
Display Protection (Screen Protector) Corning Gorilla Glass Victus (scratch resistant glass) -
PROCESSOR Samsung Galaxy S21+ 5G Motorola Moto G31
Processor Type (CPU) Samsung Exynos 2100 MediaTek Helio G85
Clock Speed 2.9 GHz 2 GHz Samsung Galaxy S21+ 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) Mali-G78 MP14 ARM Mali-G52 MC2
MEMORY Samsung Galaxy S21+ 5G Motorola Moto G31
RAM LPDDR5 SDRAM - 8 GB 4 GB Samsung Galaxy S21+ 5G has more RAM than Motorola Moto G31.
Internal Memory Size (Storage Capacity) 128 GB 64 GB Samsung Galaxy S21+ 5G has more internal memory than Motorola Moto G31.
User Memory 102.2 GB -
Supported Flash Memory Cards (Expandable Memory) - microSDHC, microSD, microSDXC - up to 1 TB
CAMERA Samsung Galaxy S21+ 5G Motorola Moto G31
MAIN CAMERA
Number of Main Cameras 3 4
Sensor Resolution 12 Megapixel 50 Megapixel Motorola Moto G31 has better camera resolution than Samsung Galaxy S21+ 5G.
Lens Type Ultra wide-angle lens -
Lens Aperture F/2.2 F/1.8 Motorola Moto G31 has better lens aperture than Samsung Galaxy S21+ 5G.
Field of View (FoV) 120 degree(s) -
Pixel Size 1.4 μm 1.28 μm Samsung Galaxy S21+ 5G has larger camera pixel size than Motorola Moto G31.
Optical Image Stabiliser (OIS) Optical Image Stabiliser (OIS) - Samsung Galaxy S21+ 5G has optical stabilisation.
Focus Adjustment Automatic Automatic
Optical Zoom 3x -
Digital Zoom 30x -
Self-Timer Delay Yes Yes
Special Effects Face retouch, Grid Line HDR, Spot Colour
HDR Mode Auto HDR mode -
Camera Modes Panorama, Slow motion mode, Pro mode, HYPERLAPSE, Super Slow-mo, Flowers, Greenery, Trees, Sky, Beaches, Watersides, Snow, Backlit, Text, Food, Face, Baby, Person, Dog, Cat, People, Sunset, Sunrise, City, Waterfall, Scenery, Stage, Vehicles, Drinks, Animal, Shoes, Indoor, Clothes, Night view, Night, Motion Photo, Mountain, Single Take, Pro Video, Director's View 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 High CRI LED flash LED flash
Video Resolutions 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 60 fps, Super slow motion video 1280 x 720 (720p) at 960 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps, 7680 x 4320 (UHD 8K) at 24fps, Hyperlapse 4K video support at 30 fps, Super Steady 1080p video support at 60 fps 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Functions) Playback zoom, blink detection, VDIS (Video Digital Image Stabilisation), Tracking AF, Video location tags, Scene Optimiser, Flaw detection, Shot suggestions, blur detection, HDR10+ recording, Super steady, Quick Measure, Zoom-In Mic, Space Zoom, Take 33MP still photos while playing 8K video, Hybrid Optic Zoom 3x, Super Resolution Zoom up to 30x, Digital zoom up to 12x for video 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 Samsung Galaxy S21+ 5G has better second camera resolution than Motorola Moto G31.
Sensor Size (2nd Camera) 1/1.76" -
Lens Type (2nd Camera) Wide-angle lens Ultra wide-angle lens
Lens Aperture (2nd Camera) F/1.8 F/2.2 Samsung Galaxy S21+ 5G has better second camera lens aperture than Samsung Galaxy S21+ 5G.
Field of View (2nd Camera) 79 degree(s) 118 degree(s) Motorola Moto G31 has larger second camera lens field of view than Samsung Galaxy S21+ 5G.
Pixel Size (2nd Camera) 1.8 μm 1.12 μm Samsung Galaxy S21+ 5G has larger second camera pixel size than Motorola Moto G31.
Camera Functions (2nd Camera) - Depth camera
Camera Features (2nd Camera) OIS (Optical Image Stabilisation), Super Speed Dual Pixel AF -
THIRD CAMERA
Sensor Resolution (3rd Camera) 64 Megapixel 2 Megapixel Samsung Galaxy S21+ 5G has higher resolution third camera than Motorola Moto G31.
Sensor Size (3rd Camera) 1/1.72" -
Lens Type (3rd Camera) Telephoto lens -
Lens Aperture (3rd Camera) F/2.0 F/2.4 Samsung Galaxy S21+ 5G has better third camera lens aperture than Samsung Galaxy S21+ 5G.
Field of View (3rd Camera) 76 degree(s) -
Pixel Size (3rd Camera) 0.8 μm 1.75 μm Motorola Moto G31 has larger third camera pixel size than Samsung Galaxy S21+ 5G.
Camera Functions (3rd Camera) - Macro camera
Camera Features (3rd Camera) Phase Detect Auto-Focus (PDAF) -
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) 10 Megapixel 13 Megapixel Motorola Moto G31 has better front camera resolution than Samsung Galaxy S21+ 5G.
Lens Aperture (Front) F/2.2 F/2.2 Both phones have the same front camera lens aperture.
Field of View (Front) 80 degree(s) -
Pixel Size (Front) 1.22 μm 1.12 μm Samsung Galaxy S21+ 5G has larger front camera pixel size than Motorola Moto G31.
Focus Adjustment Automatic -
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) Dual Pixel AF Video image stabilisation, RAW photo, Shot optimisation, Selfie animation, Assistive grid
BATTERY AND CHARGING Samsung Galaxy S21+ 5G Motorola Moto G31
Battery Capacity (Battery Size) 4800 mAh 5000 mAh Motorola Moto G31 has larger battery capacity than Samsung Galaxy S21+ 5G.
Fast Charging Technology Qualcomm Quick Charge 2.0, Adaptive Fast Charging, Samsung Super Fast Charging, Power Delivery 3.0 - Samsung Galaxy S21+ 5G has fast charging technology.
Wireless Charging Yes - Samsung Galaxy S21+ 5G can be charged wirelessly.
Wireless Charging Standards WPC, Qi, Fast Wireless Charging 2.0, Wireless PowerShare -
Talk Time 2400 minutes -
Run Time Details Talk (4G): up to 2400 min
Active online usage (LTE): up to 15 hrs
Active online usage (Wi-Fi): up to 17 hrs
Playback (wireless video): up to 22 hrs
Playback (wireless audio): up to 75 hrs
Standard usage: up to 36 hrs
CELLULAR Samsung Galaxy S21+ 5G Motorola Moto G31
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 5G 4G Samsung Galaxy S21+ 5G has more advanced generation mobile network.
Operating System Android 11 Android 11
Intelligent Assistant Bixby Google Assistant
Payment Technology Samsung Pay -
Navigation GPS, GLONASS, BeiDou, Galileo GPS, A-GPS, GLONASS, Galileo
COMMUNICATIONS Samsung Galaxy S21+ 5G Motorola Moto G31
Data Transmission FDD-LTE, TDD-LTE, 5G NR FR1 LTE
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 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 32, Band 38, Band 39, 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 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 -
5G NR Band N1, n3, n5, n7, n8, n20, n28, n38, n41, n66, n77, 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 3700, TDD TD 3500, TDD 2300 -
Wireless Interface IEEE 802.11a/b/g/n/ac/ax 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 Samsung Galaxy S21+ 5G Motorola Moto G31
Supported Digital Audio Standards WAV, WMA, AAC, PCM, AMR, MP3, FLAC, XMF, OGG, MIDI, APE (Monkey's Audio), M4A, DSF, DSD, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, DFF, MID, DSD64, DSD128 Dolby Atmos
Supported Digital Video Standards MKV, FLV, AVI, WMV, ASF, 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 Samsung Galaxy S21+ 5G 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, barometer, gyro sensor, hall sensor, geomagnetic sensor Accelerometer, ambient light sensor, proximity sensor, digital compass, SAR sensor, gyroscope
Security Devices Fingerprint reader (under display), face recognition Face recognition, fingerprint reader
Security Technology - Face Unlock
Additional Phone Features Air View, MIMO technology, Smart Select, Samsung KNOX, Smart View, Live message, Screen off memo, Bixby Vision, Dual Audio, Bixby Routines, Intelligent Performance Enhancer, AR Doodle, PENUP, Bixby key, Samsung Knox Vault, Private Share function, Enhanced Game Booster Dual microphones
OTHERS Samsung Galaxy S21+ 5G Motorola Moto G31
Included Accessories SIM card removal tool, USB-C to USB-C cable Protective cover, USB cable, SIM card removal tool, 10W charger
Compliant Standards IP68, HAC (Hearing Aid Compatible) -
Max Depth of Water Resistance 1.5 m -
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