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- K31 vs A12e
LG K31 vs OPPO A12e
What K31 does better (8) and where A12e wins (8) — every spec side by side.
Dimensions
Size comparison
K31A12e
| K31 | A12e | Difference | |
|---|---|---|---|
| Height | 147.8 mm | 156.2 mm | −8.4 mm |
| Width | 71.1 mm | 75.6 mm | −4.5 mm |
| Thickness | 8.6 mm | 8.2 mm | +0.4 mm |
| Weight | 146 g | 168 g | −22 g |
Drawn to the same scale from the official dimensions (front and side).
Why is K31 better than A12e?
- Rear cameras2 vs 12×
- Ultra-wide cameraYes · A12e: No
- Weight146 g vs 168 g+15%
- CPU frequency2 GHz vs 1.8 GHz+11%
- Pixel density295 ppi vs 271 ppi+9%
- Main camera aperturef/1.8 vs f/2.2+22%
- Bluetooth5 vs 4.2+19%
- Process12 nm vs 14 nm+17%
Why is A12e better than K31?
- Battery capacity3,000 mAh vs 4,230 mAh+41%
- RAM2 GB vs 3 GB+50%
- Storage (max)32 GB vs 64 GB2×
- Storage (base)32 GB vs 64 GB2×
- Screen size5.7″ vs 6.2″+9%
- Selfie camera5 MP vs 8 MP+60%
- Screen-to-body ratio77.2% vs 81.2%+5%
- Thickness8.6 mm vs 8.2 mm+5%
Specifications
Side by side
| Design | ||
| Weight | 146 g | 168 g |
| Thickness | 8.6 mm | 8.2 mm |
| Height | 147.8 mm | 156.2 mm |
| Width | 71.1 mm | 75.6 mm |
| Frame | — | Plastic |
| Back | — | Plastic |
| Glass protection | — | Corning Gorilla Glass 3 |
| Colours | Gray | Red, Dark Purple |
| Display | ||
| Screen size | 5.7″ | 6.2″ |
| Panel | IPS LCD | IPS LCD |
| OLED panel | No | No |
| Resolution (width) | 720 px | 720 px |
| Resolution (height) | 1,520 px | 1,520 px |
| Pixel density | 295 ppi | 271 ppi |
| Refresh rate | 60 Hz | 60 Hz |
| Screen-to-body ratio | 77.2% | 81.2% |
| Performance | ||
| Chipset | Mediatek MT6762 Helio P22 | Qualcomm SDM450 Snapdragon 450 |
| Chip maker | MediaTek | Qualcomm |
| Process | 12 nm | 14 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 2 GHz | 1.8 GHz |
| GPU | PowerVR GE8320 | Adreno 506 |
| Memory | ||
| RAM | 2 GB | 3 GB |
| Storage (max) | 32 GB | 64 GB |
| Storage (base) | 32 GB | 64 GB |
| Storage type | eMMC 5.1 | eMMC 5.1 |
| Memory card slot | Yes | Yes |
| Camera | ||
| Main camera | 13 MP | 13 MP |
| Main camera aperture | f/1.8 | f/2.2 |
| Main sensor size | 1/3.1" | — |
| Rear cameras | 2 | 1 |
| Optical stabilisation | No | No |
| Ultra-wide camera | Yes | No |
| Telephoto camera | No | No |
| Max video | 1080p | 1080p |
| Selfie camera | 5 MP | 8 MP |
| 4K selfie video | No | No |
| Battery | ||
| Battery capacity | 3,000 mAh | 4,230 mAh |
| Battery type | Li-Ion | Li-Ion |
| Wireless charging | No | No |
| Connectivity | ||
| 5G | No | No |
| eSIM | No | No |
| Dual SIM | Yes | Yes |
| Wi-Fi standard | Wi-Fi 4 | Wi-Fi 4 |
| Bluetooth | 5 | 4.2 |
| NFC | No | No |
| USB | microUSB 2.0 | microUSB 2.0 |
| Features | ||
| Stereo speakers | No | No |
| 3.5 mm headphone jack | Yes | Yes |
| Fingerprint sensor | Rear | — |
| Sensors | Fingerprint (rear-mounted), accelerometer | Accelerometer, proximity, compass |
| Software | ||
| OS at launch | Android 10 | Android 8.1 (Oreo) |
| Platform | Android | Android |
| Interface | — | ColorOS 5.1 |
