In depth comparison and review of OnePlus Nord and Samsung Galaxy A31. 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 | OnePlus Nord | Samsung Galaxy A31 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | AC2001 | SM-A315G/DS | |
| Form Factor | Touch | Touch | |
| Height | 158.3 mm | 159.3 mm | Samsung Galaxy A31 has greater height than OnePlus Nord. |
| Width | 73.3 mm | 73.1 mm | OnePlus Nord has greater width than Samsung Galaxy A31. |
| Depth | 8.2 mm | 8.6 mm | OnePlus Nord is narrower than OnePlus Nord. |
| Weight | 184 g | 185 g | OnePlus Nord is lighter than OnePlus Nord. |
| Body Colour | Grey onyx | Onyx grey | Blue marble | Prism crush black | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.27 W/kg (body), 0.9 W/kg (head) | 1.68 W/kg (body), 0.488 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 | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | OnePlus Nord | Samsung Galaxy A31 |
|---|
| Display Type | OLED display | OLED display | |
|---|---|---|---|
| Display Technology | Fluid Amoled | Super AMOLED | |
| Screen Size (Display Size) | 6.44" | 6.4" | OnePlus Nord has larger screen size than Samsung Galaxy A31. |
| 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 | 408 ppi | - | |
| Aspect Ratio | 20:9 | - | |
| Colour Depth | - | 16.7 million colours | |
| HDR | Yes | - | OnePlus Nord has HDR. |
| HDR Technology | HDR10+ | - | |
| Display Refresh Rate | 90 Hz | - | |
| Display Features | Reading mode, night mode, Wide colour display (P3), Video Enhancer | Night mode, Edge-to-Edge screen, Infinity U Display | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 5 (scratch resistant glass) | - |
| PROCESSOR | OnePlus Nord | Samsung Galaxy A31 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 765G | - | |
|---|---|---|---|
| Clock Speed | - | 2 GHz | |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| Graphics System (GPU) | Qualcomm ADRENO 620 | - |
| MEMORY | OnePlus Nord | Samsung Galaxy A31 |
|---|
| RAM | LPDDR4X SDRAM - 8 GB | 4 GB | OnePlus Nord has more RAM than Samsung Galaxy A31. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 128 GB | 64 GB | OnePlus Nord has more internal memory than Samsung Galaxy A31. |
| User Memory | - | 46.2 GB | |
| Memory Interface | UFS 2.1 | - | |
| Supported Flash Memory Cards (Expandable Memory) | - | microSDHC, microSDXC - up to 512 GB |
| CAMERA | OnePlus Nord | Samsung Galaxy A31 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 4 | 4 | |
|---|---|---|---|
| Sensor Resolution | 48 Megapixel | 48 Megapixel | Both phones have the same camera resolution. |
| Sensor Size | 1/1.4" | - | |
| Sensor Name | Sony Exmor RS IMX586 sensor | - | |
| Lens Aperture | F/1.75 | F/2.0 | OnePlus Nord has better lens aperture than OnePlus Nord. |
| Lens Construction | 6-element | - | |
| Field of View (FoV) | - | 80 degree(s) | |
| Pixel Size | 0.8 μm | - | |
| Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | - | OnePlus Nord has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | 2x | 8x | Samsung Galaxy A31 has better digital zoom than OnePlus Nord. |
| Special Effects | HDR | - | |
| Camera Modes | Panorama, Time-lapse mode, Pro mode, night mode, Portrait, Super Macro, UltraShot HDR | Depth bokeh | |
| Face Recognition (Face ID) | Face detection | - | OnePlus Nord has 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, 3840 x 2160 (4K) at 30 fps, Super slow motion video 1920 x 1080 (1080p) at 240 fps | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), Electronic Image Stabiliser (EIS), Continuous Auto Focus (CAF), RAW image capture, Quick Share, AI scene detection, 4-in-1 Pixel technology, CINE aspect ratio video recording | Live Focus |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 8 Megapixel | 8 Megapixel | Both phones have the same second camera resolution. |
|---|---|---|---|
| Lens Type (2nd Camera) | Ultra wide-angle lens | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | F/2.25 | F/2.2 | Samsung Galaxy A31 has better second camera lens aperture than OnePlus Nord. |
| Field of View (2nd Camera) | 119 degree(s) | 123 degree(s) | Samsung Galaxy A31 has larger second camera lens field of view than OnePlus Nord. |
| Minimum Focal Length (2nd Camera) | - | 40 mm | |
| Camera Functions (2nd Camera) | - | Macro camera |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 5 Megapixel | 5 Megapixel | Both phones have the same third camera resolution. |
|---|---|---|---|
| Lens Aperture (3rd Camera) | F/2.4 | F/2.4 | Both phones have the same lens aperture of the third camera. |
| Camera Functions (3rd Camera) | Depth camera | Depth camera |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | 2 Megapixel | 5 Megapixel | Samsung Galaxy A31 has higher resolution fourth camera than OnePlus Nord. |
|---|---|---|---|
| Lens Aperture (4th Camera) | F/2.4 | F/2.4 | Both phones have the same lens aperture of the fourth camera. |
| Camera Functions (4th Camera) | Macro camera | Depth camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 2 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 32 Megapixel | 20 Megapixel | OnePlus Nord has better front camera resolution than Samsung Galaxy A31. |
| Sensor Name (Front) | Sony Exmor RS IMX616 sensor | - | |
| Lens Aperture (Front) | F/2.45 | F/2.2 | Samsung Galaxy A31 has better front lens aperture than OnePlus Nord. |
| Pixel Size (Front) | 0.8 μm | - | |
| Focus Adjustment | Focus free | Focus free | |
| Special Effects (Front) | HDR | - | |
| Camera Modes (Front) | Time-lapse mode | - | |
| Light Source (Front) | Display flash | - | |
| Video Resolutions (Front) | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 3840 x 2160 (4K) at 30 fps, 3840 x 2160 (4K) at 60 fps | - | |
| Camera Features (Front) | Electronic Image Stabiliser (EIS), 4-in-1 Pixel technology, face retouching | - |
| SECOND FRONT CAMERA |
|---|
| Sensor Resolution (2nd Front) | 8 Megapixel | - | |
|---|---|---|---|
| Lens Aperture (2nd Front) | F/2.45 | - | |
| Field of View (2nd Front) | 105 degree(s) | - | |
| Camera Functions (2nd Front) | Ultra wide-angle camera | - |
| BATTERY AND CHARGING | OnePlus Nord | Samsung Galaxy A31 |
|---|
| Battery Capacity (Battery Size) | 4115 mAh | 5000 mAh | Samsung Galaxy A31 has larger battery capacity than OnePlus Nord. |
|---|---|---|---|
| Fast Charging Technology | Warp Charge 30 technology, Warp Charge 30T technology | - | OnePlus Nord has fast charging technology. |
| Talk Time | - | 1980 minutes | |
| Run Time Details | - | Active online usage (LTE): up to 20 hrs Active online usage (Wi-Fi): up to 20 hrs Playback (video): up to 22 hrs Playback (audio): up to 97 hrs Talk (LTE): up to 1980 min |
| CELLULAR | OnePlus Nord | Samsung Galaxy A31 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 5G | 4G | OnePlus Nord has more advanced generation mobile network. |
| Operating System | OxygenOS (based on Android 10) | Android 10 | |
| User Interface | - | One UI | |
| Payment Technology | - | Samsung Pay | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou, Galileo, NavIC | GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | OnePlus Nord | Samsung Galaxy A31 |
|---|
| Data Transmission | LTE, LTE Advanced, FDD-LTE, TDD-LTE, 5G NR FR1 | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | Band 1, Band 2, Band 4, Band 5, Band 8, Band 9, Band 19 | Band 1, Band 2, Band 4, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900, 1700, 800 | 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 18, Band 19, Band 20, Band 26, Band 28, Band 32, Band 34, Band 38, Band 39, Band 40, Band 41, Band 66 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 20, Band 28, 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 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | 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 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | |
| 5G NR Band | N1, n3, n7, n28, n78 | - | |
| 5G NR Frequency | FDD 2100, FDD 1800, FDD 2600, FDD 700APT, TDD TD 3500 | - | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 5.1 | Bluetooth 5.0 | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | OnePlus Nord | Samsung Galaxy A31 |
|---|
| Supported Digital Audio Standards | WAV, WMA, AAC, MP3, FLAC, AAC +, OGG, APE (Monkey's Audio), M4A, apt-X, LDAC, MID, AMR-WB, AMR-NB, apt-X HD | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, FLV, AVI, MOV, 3GP, TS, WebM, H.265 HEVC, MP4 | MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 | |
| Sound Enhancements | Qualcomm aptX audio, Qualcomm aptX HD audio, Dolby Atmos Surround Sound | - |
| FEATURES | OnePlus Nord | Samsung Galaxy A31 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor | Accelerometer, ambient light sensor, proximity sensor, gyro sensor, hall sensor, geomagnetic sensor | |
| Security Devices | Fingerprint reader (under display), face recognition | Fingerprint reader (under display) | |
| Security Technology | Face Unlock | - | |
| Additional Phone Features | Noise Cancellation Technology, MIMO technology, Alert Slider | Samsung KNOX, Game Booster, Samsung Smart Switch, Virtual Proximity Sensing |
| OTHERS | OnePlus Nord | Samsung Galaxy A31 |
|---|
| Included Accessories | SIM card removal tool, sticker, screen protector (pre-applied), protective case, Warp Charge 30 power adapter, Warp Type-C cable | Power adapter |
|---|
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