Release Date: 14 Feb, 2020
81% SPEC SCORE
$154
The Oppo A31 comes with Android 9, ensuring enhanced functionality and smooth multitasking. It features a big 6.5-inches HD+ display, perfect for both work and... Read More
Oppo A31 Key Features
Display
6.5 inches (720x1600 pixels) HD
Camera
12+2+2 MP (Triple Camera)
8 MP Selfie 1080P Video
Hardware
MediaTek MT6765V/CB Helio P35 (12 nm)
OS
Android 9
ColorOS 6.1
Ram & Storage
4GB + 64GB
4GB + 128GB
Battery
Li-Po 4230mAh
Data Updated on: 01 Jul, 2026
Oppo A31 Price and Full Specifications
Display
| Screen Size | 6.5 inches, 102 cm² (~82.4% screen-to-body ratio) |
| Display Type | IPS LCD |
| Aspect Ratio | 20:9 |
| PPI | 270 ppi |
| Protection | Corning Gorilla Glass 3 |
Performance
| Processor (SoC) | MediaTek MT6765V/CB Helio P35 (12 nm) |
| Fabrication process | 12nm |
| CPU | PowerVR (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53) |
| CPU cores | Octa-core |
| GPU | PowerVR GE8320 |
Storage
| Memory | 4GB + 64GB, 4GB + 128GB, 6GB + 128GB |
| Storage type | eMMC 5.1 |
Camera
REAR CAMERA | |
| Type | Triple camera |
| Primary | 12 MP, (wide), 1.25µm, PDAF, (1/2.86") Aperture size: f/1.8 Focal length: 1.25µm |
| Secondary | 2 MP, (macro) Aperture size: f/2.4 |
| Tertiary | 2 MP, (depth) Aperture size: f/2.4 |
| Features | LED flash, HDR, panorama |
| Video Recording | 1080p @30fps |
| Autofocus | Yes |
| OIS | No |
FRONT CAMERA | |
| Primary | 8 MP, (wide), 1.12µm Aperture size: f/2.0 Focal length: 1.12µm |
| Features | HDR |
| Video Recording | 1080p @30fps, |
Battery
| Battery Capacity | 4230mAh |
| Charging |
Sound
| Loudspeaker | Yes |
| Sound Jack | 3.5 |
Software & OS
| Operating System | Android 9 |
| OS UI | ColorOS 6.1 |
Design
| Dimensions | 163.9 x 75.5 x 8.3 mm (6.45 x 2.97 x 0.33 in) |
| Weight | 180g |
| Color Options | Fantasy White, Mystery Black, Lake Green |
| Build | Glass front (Gorilla Glass 3), plastic frame plastic back |
| Sim Card Types | Dual SIM (Nano-SIM, dual stand-by) |
Network
| Technology | GSM / HSPA / LTE |
| 2G bands | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 850 / 900 / 2100 / HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G bands | LTE 1 3 5 7 8 20 28 38 40 41 1 2 3 4 5 7 8 28 38 41 66 1 3 5 8 38 40 41 1 3 5 7 8 38 40 41 |
| Speed | HSPA / LTE |
Connectivity
| WLAN | Wi-Fi 802.11 a/b/g/n/ac |
| Bluetooth | 5.0, A2DP, LE |
| Positioning | GPS, GLONASS, BDS |
| NFC | No |
| Radio | Yes |
| Infrared-port | No |
| USB Version | microUSB 2.0 |
Sensors & Features
| Sensors | Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass |
Additional Info
PRICING | |
| 4GB + 64GB | $154 |
| Models | CPH2015, CPH2073, CPH2081, CPH2029, CPH2031 |
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Oppo A31 Comparisons
Oppo A31
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81% SPEC SCORE
6.5 inches (16.51 cm)
N/A
12+2+2 MP (Triple)
8 MP (Single)
MediaTek
MT6765V/CB Helio P35 (12 nm)
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4230 mAh
N/A
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Oppo A93 5G
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6.5 inches (16.51 cm)
90Hz Display
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Oppo A94 5G
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Oppo A54 5G
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Oppo A74
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50+2+2 MP (Triple)
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5000 mAh
N/A
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Oppo A53s 5G
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6.52 inches (16.56 cm)
60Hz Display
13+2+2 MP (Triple)
8 MP (Single)
MediaTek
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5000 mAh
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Oppo A53s
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6.5 inches (16.51 cm)
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Oppo A56 5G
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6.5 inches (16.51 cm)
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5000 mAh
10W wired
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Oppo A55 5G
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6.5 inches (16.51 cm)
60Hz Display
13+2+2 MP (Triple)
8 MP (Single)
MediaTek
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5000 mAh
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Oppo A16s
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6.52 inches (16.56 cm)
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Oppo A35
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6.52 inches (16.56 cm)
60Hz Display
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