Detailed comparison and review of OnePlus One and Samsung Galaxy A31. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.
| DESIGN AND DIMENSIONS | OnePlus One | Samsung Galaxy A31 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | SM-A315G/DS | |
| Form Factor | Touch | Touch | |
| Height | 152.9 mm | 159.3 mm | Samsung Galaxy A31 has greater height than OnePlus One. |
| Width | 75.9 mm | 73.1 mm | OnePlus One has greater width than Samsung Galaxy A31. |
| Depth | 8.9 mm | 8.6 mm | Samsung Galaxy A31 is narrower than OnePlus One. |
| Weight | 162 g | 185 g | OnePlus One is lighter than OnePlus One. |
| Body Colour | Bamboo | Prism crush black | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 0.75 W/kg (body), 0.62 W/kg (head) | 1.68 W/kg (body), 0.488 W/kg (head) | |
| Connector Type | Headset jack - mini-phone 3.5mm Micro-USB - 5 pin Micro-USB Type B |
USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Micro SIM | Nano SIM | |
| SIM Card Qty | - | Dual-SIM |
| DISPLAY | OnePlus One | Samsung Galaxy A31 |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | IPS | Super AMOLED | |
| Screen Size (Display Size) | 5.5" | 6.4" | Samsung Galaxy A31 has larger screen size than OnePlus One. |
| Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 2400 x 1080 pixels | Samsung Galaxy A31 has better screen resolution than OnePlus One. |
| Display Format | Full HD | Full HD+ | |
| Pixel Density | 401 ppi | - | |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Display Features | - | Night mode, Edge-to-Edge screen, Infinity U Display | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 3 (scratch resistant glass) | - |
| PROCESSOR | OnePlus One | Samsung Galaxy A31 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 801 | - | |
|---|---|---|---|
| Clock Speed | 2.5 GHz | 2 GHz | OnePlus One has higher clock speed than Samsung Galaxy A31. |
| Processor Core Qty | Quad-core | 8-core | Samsung Galaxy A31 has higher processor core quantity than OnePlus One. |
| Graphics System (GPU) | Qualcomm ADRENO 330 | - |
| MEMORY | OnePlus One | Samsung Galaxy A31 |
|---|
| RAM | 3 GB | 4 GB | Samsung Galaxy A31 has more RAM than OnePlus One. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 64 GB | Samsung Galaxy A31 has more internal memory than OnePlus One. |
| User Memory | - | 46.2 GB | |
| Supported Flash Memory Cards (Expandable Memory) | - | microSDHC, microSDXC - up to 512 GB |
| CAMERA | OnePlus One | Samsung Galaxy A31 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 4 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 48 Megapixel | Samsung Galaxy A31 has better camera resolution than OnePlus One. |
| Sensor Name | Sony Exmor RS IMX214 sensor | - | |
| Lens Aperture | F/2.0 | F/2.0 | Both phones have the same camera lens aperture. |
| Lens Construction | 6-element | - | |
| Field of View (FoV) | - | 80 degree(s) | |
| Focus Adjustment | - | Automatic | |
| Digital Zoom | - | 8x | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Panorama | Depth bokeh | |
| Face Recognition (Face ID) | Face detection | - | OnePlus One has face detection. |
| Light Source | Dual LED flash | LED flash | |
| Video Resolutions | 1280 x 720 (720p), 3840 x 2160 (4K) | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Functions) | - | Live Focus |
| 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) | - | 123 degree(s) | |
| Minimum Focal Length (2nd Camera) | - | 40 mm | |
| Camera Functions (2nd Camera) | - | Macro camera |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 5 Megapixel | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Camera Functions (3rd Camera) | - | Depth camera |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | - | 5 Megapixel | |
|---|---|---|---|
| Lens Aperture (4th Camera) | - | F/2.4 | |
| Camera Functions (4th Camera) | - | Depth camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 20 Megapixel | Samsung Galaxy A31 has better front camera resolution than OnePlus One. |
| Lens Aperture (Front) | F/2.0 | F/2.2 | OnePlus One has better front lens aperture than OnePlus One. |
| Focus Adjustment | - | Focus free | |
| Video Resolutions (Front) | 1920 x 1080 (1080p) | - |
| BATTERY AND CHARGING | OnePlus One | Samsung Galaxy A31 |
|---|
| Battery Capacity (Battery Size) | 3100 mAh | 5000 mAh | Samsung Galaxy A31 has larger battery capacity than OnePlus One. |
|---|---|---|---|
| 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 |
|
| Battery Technology | Lithium polymer | - |
| CELLULAR | OnePlus One | Samsung Galaxy A31 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | CyanogenMod 13 | Android 10 | |
| User Interface | - | One UI | |
| Payment Technology | - | Samsung Pay | |
| Navigation | GPS, GLONASS | GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | OnePlus One | Samsung Galaxy A31 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | 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 | |
| 3G UMTS Frequency | - | 2100, 1900, 1700, 850, 900 | |
| 4G LTE Band | Band 1, Band 3, Band 4, Band 7, Band 17, Band 38, Band 40 | 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 1800+, FDD 1700 - 2110 AWS, FDD 2600, FDD 700b, TDD 2600, TDD 2300 | 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 | |
| Wireless Interface | IEEE 802.11b/g/n/ac | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 4.0 | Bluetooth 5.0 | |
| Bluetooth Profiles | A2DP | - | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Communication Features | Mobile Email client, Internet browser | - | |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | OnePlus One | Samsung Galaxy A31 |
|---|
| Supported Digital Audio Standards | WAV, WMA, AAC, AMR, MP3, FLAC, OGG, MIDI, APE (Monkey's Audio), M4A | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | |
|---|---|---|---|
| Supported Digital Video Standards | RMVB, FLV, MPEG-4, H.264, H.263 | MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 |
| FEATURES | OnePlus One | Samsung Galaxy A31 |
|---|
| Phone Functions | Speakerphone, call timer, conference call, 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) | |
| Personal Information Management | Calendar, synchronization with PC, calculator, reminder, alarm clock | - | |
| Additional Phone Features | DLNA Certified, multitasking, sharing media via DLNA, Noise Cancellation Technology, notification LED, Three microphones | Samsung KNOX, Game Booster, Samsung Smart Switch, Virtual Proximity Sensing |
| OTHERS | OnePlus One | Samsung Galaxy A31 |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|
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