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- Arc 2 vs C18
HMD Arc 2 vs Oukitel C18
What Arc 2 does better (7) and where C18 wins (5) — every spec side by side.
Dimensions
Size comparison
Arc 2C18
| Arc 2 | C18 | Difference | |
|---|---|---|---|
| Height | 166.4 mm | 163.6 mm | +2.8 mm |
| Width | 76.9 mm | 75.9 mm | +1 mm |
| Thickness | 9 mm | 9.3 mm | −0.3 mm |
| Weight | 184 g | 198 g | −14 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Arc 2 better than C18?
- CPU cores8 vs 42×
- Weight184 g vs 198 g+7%
- Pixel density215 ppi vs 202 ppi+6%
- Peak brightness460 nits vs 450 nits+2%
- Resolution (width)576 px vs 540 px+7%
- Bluetooth5.2 vs 5+4%
- Thickness9 mm vs 9.3 mm+3%
Why is C18 better than Arc 2?
- Process28 nm vs 12 nm2.3×
- CPU frequency1.6 GHz vs 2 GHz+25%
- Dual SIMNo · Arc 2: Yes
- Wi-Fi standardWi-Fi 4 vs Wi-Fi 5+25%
- Screen-to-body ratio80.2% vs 82.7%+3%
Specifications
Side by side
| Design | ||
| Weight | 184 g | 198 g |
| Thickness | 9 mm | 9.3 mm |
| Height | 166.4 mm | 163.6 mm |
| Width | 76.9 mm | 75.9 mm |
| Frame | — | Plastic |
| Back | — | Plastic |
| Ingress protection | IP54 | — |
| Water resistance (IPx) | IPx4 | — |
| Glass protection | — | Panda King MN228 |
| Colours | Dark Blue, Golden Beige | Red, Silver, Blue, Black |
| Display | ||
| Screen size | 6.5″ | 6.5″ |
| Panel | IPS LCD | IPS LCD |
| OLED panel | No | No |
| Resolution (width) | 576 px | 540 px |
| Resolution (height) | 1,280 px | 1,200 px |
| Pixel density | 215 ppi | 202 ppi |
| Refresh rate | 60 Hz | 60 Hz |
| Peak brightness | 460 nits | 450 nits |
| Screen-to-body ratio | 80.2% | 82.7% |
| Performance | ||
| Chipset | Unisoc SC9863A | Unisoc Tiger T310 |
| Chip maker | Unisoc | Unisoc |
| Process | 28 nm | 12 nm |
| CPU cores | 8 | 4 |
| CPU frequency | 1.6 GHz | 2 GHz |
| GPU | IMG8322 | PowerVR GE8300 |
| Memory | ||
| RAM | 4 GB | 4 GB |
| Storage (max) | 128 GB | 128 GB |
| Storage (base) | 64 GB | 64 GB |
| Memory card slot | Yes | Yes |
| Camera | ||
| Main camera | 13 MP | 13 MP |
| Main sensor size | — | 1/3.06" |
| Rear cameras | 1 | 1 |
| Optical stabilisation | No | No |
| Ultra-wide camera | No | No |
| Telephoto camera | No | No |
| Max video | — | 1080p |
| Selfie camera | 5 MP | 5 MP |
| 4K selfie video | No | No |
| Battery | ||
| Battery capacity | 5,000 mAh | 5,000 mAh |
| Battery type | — | Li-Po |
| Wired charging | 10 W | 10 W |
| Wireless charging | No | No |
| Connectivity | ||
| eSIM | No | No |
| Dual SIM | No | Yes |
| Wi-Fi standard | Wi-Fi 4 | Wi-Fi 5 |
| Bluetooth | 5.2 | 5 |
| NFC | No | No |
| USB | USB Type-C | USB Type-C 2.0 |
| USB version | — | 2 |
| Satellite navigation | GALILEO | GLONASS, GALILEO, BDS |
| Features | ||
| Stereo speakers | No | No |
| 3.5 mm headphone jack | Yes | Yes |
| Fingerprint sensor | Side | — |
| Sensors | Fingerprint (side-mounted), accelerometer, proximity | Accelerometer |
| Software | ||
| OS at launch | Android 14 (Go edition) | Android 16 |
| Platform | Android | Android |
| EU label | ||
| Energy class | — | A |
| Battery charge cycles | — | 1,000 |
| Endurance per cycle | — | 53 h |
| Repairability class | — | B |
| Drop resistance class | — | B |
