In depth comparison and review of Samsung Galaxy S8+ 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.
| DESIGN AND DIMENSIONS | Samsung Galaxy S8+ | Motorola Moto G31 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-G955FD | - | |
| Form Factor | Touch | Touch | |
| Height | 159.5 mm | 161.89 mm | Motorola Moto G31 has greater height than Samsung Galaxy S8+. |
| Width | 73.4 mm | 73.87 mm | Motorola Moto G31 has greater width than Samsung Galaxy S8+. |
| Depth | 8.1 mm | 8.55 mm | Samsung Galaxy S8+ is narrower than Samsung Galaxy S8+. |
| Weight | 173 g | 181 g | Samsung Galaxy S8+ is lighter than Samsung Galaxy S8+. |
| Body Colour | Gold maple | Midnight black | Mineral grey | Baby blue | |
| Body Material | - | Plastic | |
| Protection | Dustproof, splashproof, waterproof | - | |
| Waterproof (Water-resistant) | Yes | - | Samsung Galaxy S8+ is waterproof. |
| IP rating | IP68 | - | |
| SAR Value | 1 W/kg (body), 0.26 W/kg (head) | 1.46 W/kg (body), 0.67 W/kg (head) | |
| Integrated Components | Heart rate sensor | - | |
| 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 | Nano SIM + nano SIM/microSD |
| DISPLAY | Samsung Galaxy S8+ | Motorola Moto G31 |
|---|
| Display Type | OLED display | OLED display | |
|---|---|---|---|
| Display Technology | Quad HD+ Super AMOLED | OLED | |
| Screen Size (Display Size) | 6.2" | 6.4" | Motorola Moto G31 has larger screen size than Samsung Galaxy S8+. |
| Screen Resolution (Display Resolution) | 2960 x 1440 pixels | 2400 x 1080 pixels | Samsung Galaxy S8+ has better screen resolution than Motorola Moto G31. |
| Display Format | - | Full HD+ | |
| Pixel Density | 529 ppi | 409 ppi | Samsung Galaxy S8+ has better pixel density than Motorola Moto G31. |
| Aspect Ratio | - | 20:9 | |
| Colour Depth | 16.7 million colours | - | |
| Display Refresh Rate | - | 60 Hz | |
| Display Features | Always-on display | Max Vision display | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 5 (scratch resistant glass) | - |
| PROCESSOR | Samsung Galaxy S8+ | Motorola Moto G31 |
|---|
| Processor Type (CPU) | Samsung Exynos | MediaTek Helio G85 | |
|---|---|---|---|
| Processor Number | 8895 | - | |
| Clock Speed | 2.3 GHz | 2 GHz | Samsung Galaxy S8+ 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 | - | Samsung Galaxy S8+ has 64-bit architecture. |
| Graphics System (GPU) | Mali-G71 MP20 | ARM Mali-G52 MC2 |
| MEMORY | Samsung Galaxy S8+ | 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. |
| User Memory | 52.3 GB | - | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 256 GB | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | Samsung Galaxy S8+ | Motorola Moto G31 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 4 | |
|---|---|---|---|
| Sensor Resolution | 12 Megapixel | 50 Megapixel | Motorola Moto G31 has better camera resolution than Samsung Galaxy S8+. |
| Sensor Size | 1/2.55" | - | |
| Lens Aperture | F/1.7 | F/1.8 | Samsung Galaxy S8+ has better lens aperture than Samsung Galaxy S8+. |
| Pixel Size | - | 1.28 μm | |
| Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | - | Samsung Galaxy S8+ has optical stabilisation. |
| Focus Adjustment | Automatic, manual | Automatic | |
| Digital Zoom | 8x | - | |
| Self-Timer Delay | Yes | Yes | |
| Special Effects | HDR, Stamp, Bokeh effect, Grid Line, Stickers | HDR, Spot Colour | |
| Camera Modes | Panorama, Slow motion mode, Pro mode, Timer mode, Virtual Shot, HYPERLAPSE, Food 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) | Face detection | Auto smile capture | Both phones have face detection. |
| White Balance | Custom, automatic | - | |
| Light Source | 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, Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Functions) | Selective Focus, Quick Launch, Playback zoom, Dual Pixel technology, Motion photo, Exposure, Shutter speed, geotagging, RAW image capture, VDIS (Video Digital Image Stabilisation) | 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) | - | 8 Megapixel | |
|---|---|---|---|
| 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) | - | 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 Samsung Galaxy S8+. |
| Sensor Size (Front) | 1/3.6" | - | |
| Sensor Type (Front) | CMOS | - | |
| Lens Aperture (Front) | F/1.7 | F/2.2 | Samsung Galaxy S8+ has better front lens aperture than Samsung Galaxy S8+. |
| Pixel Size (Front) | - | 1.12 μm | |
| Focus Adjustment | Automatic | - | |
| Special Effects (Front) | - | HDR, Spot Colour | |
| Camera Modes (Front) | Wide selfie 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. |
| 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 | Samsung Galaxy S8+ | Motorola Moto G31 |
|---|
| Battery Capacity (Battery Size) | 3500 mAh | 5000 mAh | Motorola Moto G31 has larger battery capacity than Samsung Galaxy S8+. |
|---|---|---|---|
| Wireless Charging | Yes | - | Samsung Galaxy S8+ can be charged wirelessly. |
| Wireless Charging Standards | WPC, PMA | - | |
| Talk Time | 1440 minutes | - | |
| Run Time Details | Talk (WCDMA): up to 1440 min Playback (MP3 (AOD on)): up to 50 hrs Playback (MP3 (AOD off)): up to 78 hrs Playback (video): up to 18 hrs Active online usage (Wi-Fi): up to 15 hrs Active online usage (3G): up to 13 hrs Active online usage (LTE): up to 15 hrs |
Standard usage: up to 36 hrs |
| CELLULAR | Samsung Galaxy S8+ | Motorola Moto G31 |
|---|
| Technology | TD-SCDMA / WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 7.0 Nougat | Android 11 | |
| Intelligent Assistant | Bixby | Google Assistant | |
| Payment Technology | Samsung Pay | - | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou, Galileo | GPS, A-GPS, GLONASS, Galileo |
| COMMUNICATIONS | Samsung Galaxy S8+ | 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, 800 CDMA2000 1X, 1900 CDMA2000 1X, 2100 CDMA2000 1X (AWS) | - | |
| 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 | - | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac, ANT+/ANT | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 5.0 LE | Bluetooth 5.0 | |
| Bluetooth Profiles | HFP, HSP, OPP, PAN, A2DP, AVRCP, HID, SAP, PBAP, MAP, HOGP | - | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Samsung Galaxy S8+ | Motorola Moto G31 |
|---|
| Supported Digital Audio Standards | WAV, WMA, PCM, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, apt-X, DSF, DSD, MXMF, IMY, RTTTL, RTX, OTA, DFF, MID | Dolby Atmos | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 | - |
| FEATURES | Samsung Galaxy S8+ | Motorola Moto G31 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, proximity sensor, barometer, gyro sensor, hall sensor, RGB sensor, heart rate, pressure sensor, geomagnetic sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass, SAR sensor, gyroscope | |
| Security Devices | Fingerprint reader, eye scan | Face recognition, fingerprint reader | |
| Security Technology | - | Face Unlock | |
| Additional Phone Features | Wi-Fi Miracast, MU-MIMO technology, Fast Charging, Samsung KNOX, Samsung DeX support | Dual microphones |
| OTHERS | Samsung Galaxy S8+ | Motorola Moto G31 |
|---|
| Included Accessories | Power adapter, SIM card removal tool, AKG headphones, micro-USB connector (C to B), ear plugs, USB-C to A connector, USB-C cable | Protective cover, USB cable, SIM card removal tool, 10W charger | |
|---|---|---|---|
| Compliant Standards | IP68 | - | |
| Max Depth of Water Resistance | 1.5 m | - |
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