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- Arc 2 vs Smart 4
HMD Arc 2 vs Lava Smart 4
What Arc 2 does better (8) and where Smart 4 wins (3) — every spec side by side.
Dimensions
Size comparison
Arc 2Smart 4
| Arc 2 | Smart 4 | Difference | |
|---|---|---|---|
| Height | 166.4 mm | 165 mm | +1.4 mm |
| Width | 76.9 mm | 76.5 mm | +0.4 mm |
| Thickness | 9 mm | 8.8 mm | +0.2 mm |
| Weight | 184 g | 197 g | −12 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Arc 2 better than Smart 4?
- Storage (max)128 GB vs 32 GB4×
- Main camera13 MP vs 8 MP+62%
- RAM4 GB vs 3 GB+33%
- Storage (base)64 GB vs 32 GB2×
- Weight184 g vs 197 g+7%
- Pixel density215 ppi vs 202 ppi+6%
- Bluetooth5.2 vs 4.2+24%
- Resolution (width)576 px vs 540 px+7%
Why is Smart 4 better than Arc 2?
- Dual SIMNo · Arc 2: Yes
- Thickness9 mm vs 8.8 mm+2%
- Screen-to-body ratio80.2% vs 81.9%+2%
Specifications
Side by side
| Design | ||
| Weight | 184 g | 197 g |
| Thickness | 9 mm | 8.8 mm |
| Height | 166.4 mm | 165 mm |
| Width | 76.9 mm | 76.5 mm |
| Ingress protection | IP54 | IP64 |
| Water resistance (IPx) | IPx4 | IPx4 |
| Colours | Dark Blue, Golden Beige | Ajanta Grey, Konark Gold |
| Display | ||
| Screen size | 6.5″ | 6.6″ |
| Panel | IPS LCD | TFT |
| OLED panel | No | No |
| Resolution (width) | 576 px | 540 px |
| Resolution (height) | 1,280 px | 1,210 px |
| Pixel density | 215 ppi | 202 ppi |
| Refresh rate | 60 Hz | 60 Hz |
| Peak brightness | 460 nits | — |
| Screen-to-body ratio | 80.2% | 81.9% |
| Performance | ||
| Chipset | Unisoc SC9863A | Unisoc SC9863A |
| Chip maker | Unisoc | Unisoc |
| Process | 28 nm | 28 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 1.6 GHz | 1.6 GHz |
| GPU | IMG8322 | IMG8322 |
| Memory | ||
| RAM | 4 GB | 3 GB |
| Storage (max) | 128 GB | 32 GB |
| Storage (base) | 64 GB | 32 GB |
| Memory card slot | Yes | Yes |
| Camera | ||
| Main camera | 13 MP | 8 MP |
| Rear cameras | 1 | 1 |
| Optical stabilisation | No | No |
| Ultra-wide camera | No | No |
| Telephoto camera | No | No |
| Selfie camera | 5 MP | 5 MP |
| 4K selfie video | No | No |
| Battery | ||
| Battery capacity | 5,000 mAh | 5,000 mAh |
| Battery type | — | Li-Ion |
| Wired charging | 10 W | 10 W |
| Wireless charging | No | No |
| Connectivity | ||
| 5G | — | No |
| eSIM | No | No |
| Dual SIM | No | Yes |
| Wi-Fi standard | Wi-Fi 4 | Wi-Fi 4 |
| Bluetooth | 5.2 | 4.2 |
| NFC | No | No |
| USB | USB Type-C | USB Type-C |
| Satellite navigation | GALILEO | — |
| Features | ||
| Stereo speakers | No | No |
| 3.5 mm headphone jack | Yes | Yes |
| Fingerprint sensor | Side | Side |
| Sensors | Fingerprint (side-mounted), accelerometer, proximity | Fingerprint (side-mounted), accelerometer, proximity, compass |
| Software | ||
| OS at launch | Android 14 (Go edition) | Android 16 (Go edition) |
| Platform | Android | Android |
