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- Oxygen 57 vs A11k
Archos Oxygen 57 vs OPPO A11k
What Oxygen 57 does better (4) and where A11k wins (9) — every spec side by side.
Dimensions
Size comparison
Oxygen 57A11k
| Oxygen 57 | A11k | Difference | |
|---|---|---|---|
| Height | 147.8 mm | 155.9 mm | −8.1 mm |
| Width | 70.7 mm | 75.5 mm | −4.8 mm |
| Thickness | 9.3 mm | 8.3 mm | +1 mm |
| Weight | 150 g | 165 g | −15 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Oxygen 57 better than A11k?
- RAM3 GB vs 2 GB+50%
- Rear cameras2 vs 12×
- Weight150 g vs 165 g+10%
- Pixel density295 ppi vs 270 ppi+9%
Why is A11k better than Oxygen 57?
- Battery capacity2,800 mAh vs 4,230 mAh+51%
- Main camera8 MP vs 13 MP+62%
- CPU frequency1.6 GHz vs 2.35 GHz+47%
- Process28 nm vs 12 nm2.3×
- Screen size5.7″ vs 6.2″+9%
- Wi-Fi standardWi-Fi 4 vs Wi-Fi 5+25%
- Bluetooth4.2 vs 5+19%
- Thickness9.3 mm vs 8.3 mm+12%
- Screen-to-body ratio77.9% vs 82%+5%
Specifications
Side by side
| Design | ||
| Weight | 150 g | 165 g |
| Thickness | 9.3 mm | 8.3 mm |
| Height | 147.8 mm | 155.9 mm |
| Width | 70.7 mm | 75.5 mm |
| Frame | — | Plastic |
| Back | — | Plastic |
| Glass protection | — | Corning Gorilla Glass 3 |
| Colours | Dark Violet | Flowing Silver, Deep Blue |
| 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 | 270 ppi |
| Refresh rate | 60 Hz | 60 Hz |
| Peak brightness | — | 450 nits |
| Screen-to-body ratio | 77.9% | 82% |
| Performance | ||
| Chipset | Unisoc SC9863 | Mediatek MT6765 Helio P35 |
| Chip maker | Unisoc | MediaTek |
| Process | 28 nm | 12 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 1.6 GHz | 2.35 GHz |
| GPU | IMG8322 | PowerVR GE8320 |
| Memory | ||
| RAM | 3 GB | 2 GB |
| Storage (max) | 32 GB | 32 GB |
| Storage (base) | 32 GB | 32 GB |
| Storage type | — | eMMC 5.1 |
| Memory card slot | Yes | Yes |
| Camera | ||
| Main camera | 8 MP | 13 MP |
| Main camera aperture | — | f/2.2 |
| Main sensor size | — | 1/3.1" |
| Rear cameras | 2 | 1 |
| Optical stabilisation | No | No |
| Ultra-wide camera | No | No |
| Telephoto camera | No | No |
| Max video | 1080p | 1080p |
| Selfie camera | 5 MP | 5 MP |
| Battery | ||
| Battery capacity | 2,800 mAh | 4,230 mAh |
| Battery type | Li-Ion | Li-Po |
| Wireless charging | No | No |
| Connectivity | ||
| 5G | No | No |
| eSIM | No | No |
| Dual SIM | Yes | Yes |
| Wi-Fi standard | Wi-Fi 4 | Wi-Fi 5 |
| Bluetooth | 4.2 | 5 |
| NFC | No | No |
| USB | microUSB 2.0 | microUSB 2.0 |
| Satellite navigation | GLONASS, BDS | GLONASS, BDS |
| Features | ||
| Stereo speakers | No | No |
| 3.5 mm headphone jack | Yes | Yes |
| Fingerprint sensor | Rear | Rear |
| Sensors | Fingerprint (rear-mounted), accelerometer, proximity | Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass |
| SAR (head) | — | 1.32 W/kg |
| Software | ||
| OS at launch | Android 9.0 (Pie) | Android 9.0 (Pie) |
| Platform | Android | Android |
| Interface | — | ColorOS 6.1 |
