In depth comparison and review of Samsung Galaxy A31 and Oppo A94 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.
| DESIGN AND DIMENSIONS | Samsung Galaxy A31 | Oppo A94 5G |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-A315G/DS | - | |
| Form Factor | Touch | Touch | |
| Height | 159.3 mm | 160.1 mm | Oppo A94 5G has greater height than Samsung Galaxy A31. |
| Width | 73.1 mm | 73.4 mm | Oppo A94 5G has greater width than Samsung Galaxy A31. |
| Depth | 8.6 mm | 7.8 mm | Oppo A94 5G is narrower than Samsung Galaxy A31. |
| Weight | 185 g | 173 g | Oppo A94 5G is lighter than Samsung Galaxy A31. |
| Body Colour | Prism crush black | Fluid black | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.68 W/kg (body), 0.488 W/kg (head) | 0.992 W/kg | |
| Connector Type | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
USB Type-C - 24 pin USB-C Handset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Samsung Galaxy A31 | Oppo A94 5G |
|---|
| Display Type | OLED display | OLED display | |
|---|---|---|---|
| Display Technology | Super AMOLED | AMOLED | |
| Screen Size (Display Size) | 6.4" | 6.43" | Oppo A94 5G 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 | - | 409 ppi | |
| Max Brightness | - | 800 cd/m² | |
| Colour Depth | 16.7 million colours | - | |
| Touch Sampling Rate | - | 180 Hz | |
| Display Features | Night mode, Edge-to-Edge screen, Infinity U Display | - |
| PROCESSOR | Samsung Galaxy A31 | Oppo A94 5G |
|---|
| Processor Type (CPU) | - | MediaTek Dimensity 800U | |
|---|---|---|---|
| Clock Speed | 2 GHz | 2.4 GHz | Oppo A94 5G has higher clock speed than Samsung Galaxy A31. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| Graphics System (GPU) | - | ARM G57 MC3 |
| MEMORY | Samsung Galaxy A31 | Oppo A94 5G |
|---|
| RAM | 4 GB | LPDDR4X SDRAM - 8 GB | Oppo A94 5G has more RAM than Samsung Galaxy A31. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 128 GB | Oppo A94 5G has more internal memory than Samsung Galaxy A31. |
| User Memory | 46.2 GB | 112 GB | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 512 GB | microSDHC, microSD, microSDXC - up to 256 GB |
| CAMERA | Samsung Galaxy A31 | Oppo A94 5G |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 4 | 4 | |
|---|---|---|---|
| Sensor Resolution | 48 Megapixel | 48 Megapixel | Both phones have the same camera resolution. |
| Lens Aperture | F/2.0 | F/1.7 | Oppo A94 5G has better lens aperture than Samsung Galaxy A31. |
| Lens Construction | - | 6-element | |
| Field of View (FoV) | 80 degree(s) | 79 degree(s) | Samsung Galaxy A31 has larger lens field of view than Oppo A94 5G. |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | 8x | - | |
| Camera Modes | Depth bokeh | - | |
| Light Source | LED flash | LED flash | |
| Still Image Resolutions | - | 4000 x 3000, 4000 x 2256, 3000 x 3000, 8000 x 6000, 4000 x 1800 | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 fps | |
| Camera Features (Functions) | 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/2.2 | F/2.2 | Both phones have the same second camera lens aperture. |
| Lens Element Qty (2nd Camera) | - | 5-element | |
| Field of View (2nd Camera) | 123 degree(s) | 119 degree(s) | Samsung Galaxy A31 has larger second camera lens field of view than Oppo A94 5G. |
| Minimum Focal Length (2nd Camera) | 40 mm | - | |
| Camera Functions (2nd Camera) | Macro camera | - |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 5 Megapixel | 2 Megapixel | Samsung Galaxy A31 has higher resolution third camera than Oppo A94 5G. |
|---|---|---|---|
| Lens Aperture (3rd Camera) | F/2.4 | F/2.4 | Both phones have the same lens aperture of the third camera. |
| Lens Element Qty (3rd Camera) | - | 3-element | |
| Field of View (3rd Camera) | - | 89 degree(s) | |
| Camera Functions (3rd Camera) | Depth camera | Macro camera |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | 5 Megapixel | 2 Megapixel | Samsung Galaxy A31 has higher resolution fourth camera than Oppo A94 5G. |
|---|---|---|---|
| Lens Aperture (4th Camera) | F/2.4 | F/2.4 | Both phones have the same lens aperture of the fourth camera. |
| Lens Element Qty (4th Camera) | - | 3-element | |
| Field of View (4th Camera) | - | 89 degree(s) | |
| Camera Functions (4th Camera) | Depth camera | Monochrome |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 20 Megapixel | 16 Megapixel | Samsung Galaxy A31 has better front camera resolution than Oppo A94 5G. |
| Lens Aperture (Front) | F/2.2 | F/2.4 | Samsung Galaxy A31 has better front lens aperture than Samsung Galaxy A31. |
| Lens Element Qty (Front) | - | 5-element | |
| Field of View (Front) | - | 78 degree(s) | |
| Focus Adjustment | Focus free | - | |
| Still Image Resolutions (Front) | - | 4624 x 3468 | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps |
| BATTERY AND CHARGING | Samsung Galaxy A31 | Oppo A94 5G |
|---|
| Battery Capacity (Battery Size) | 5000 mAh | 4310 mAh | Samsung Galaxy A31 has larger battery capacity than Oppo A94 5G. |
|---|---|---|---|
| Fast Charging Technology | - | VOOC Flash Charge technology 4.0 | Oppo A94 5G has fast charging technology. |
| Standby Time | - | 330 hours | |
| Talk Time | 1980 minutes | 1320 minutes | Samsung Galaxy A31 has longer battery life when making calls than Oppo A94 5G. |
| 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 |
Talk: up to 1320 min Standby: up to 330 hrs |
| CELLULAR | Samsung Galaxy A31 | Oppo A94 5G |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | Oppo A94 5G has more advanced generation mobile network. |
| Operating System | Android 10 | ColorOS 11.1 (based on Android 11.1) | |
| User Interface | One UI | - | |
| Payment Technology | Samsung Pay | - | |
| Navigation | GPS, GLONASS, BeiDou, Galileo | GPS, A-GPS, GLONASS |
| COMMUNICATIONS | Samsung Galaxy A31 | Oppo A94 5G |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | LTE, VoLTE, VoWiFi, 5G NR FR1 | |
|---|---|---|---|
| 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 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 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, 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 | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 5.0 | Bluetooth | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Samsung Galaxy A31 | Oppo A94 5G |
|---|
| Supported Digital Audio Standards | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | AAC, apt-X, LDAC, SBC, apt-X HD | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 | - |
| FEATURES | Samsung Galaxy A31 | Oppo A94 5G |
|---|
| 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, gyro sensor, hall sensor, geomagnetic sensor | Accelerometer, proximity sensor, gyro sensor, geomagnetic sensor, gravity sensor, optical sensor, light sensor | |
| Security Devices | Fingerprint reader (under display) | Fingerprint reader (under display), face recognition | |
| Additional Phone Features | Samsung KNOX, Game Booster, Samsung Smart Switch, Virtual Proximity Sensing | Face Unlock, HD Voice, Wi-Fi Calling, Fingerprint 3.0 |
| OTHERS | Samsung Galaxy A31 | Oppo A94 5G |
|---|
| Included Accessories | Power adapter | Headset, SIM card removal tool, USB-C cable, fast charge power adapter, protective case |
|---|
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