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- Smart 4 vs Poco C81x
Lava Smart 4 vs Xiaomi Poco C81x
What Smart 4 does better (1) and where Poco C81x wins (17) — every spec side by side.
Dimensions
Size comparison
Smart 4Poco C81x
| Smart 4 | Poco C81x | Difference | |
|---|---|---|---|
| Height | 165 mm | 171.8 mm | −6.8 mm |
| Width | 76.5 mm | 77.8 mm | −1.3 mm |
| Thickness | 8.8 mm | 8.3 mm | +0.5 mm |
| Weight | 197 g | 193 g | +4 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Smart 4 better than Poco C81x?
- Water resistance (IPx)IPx4 vs IPx22×
Why is Poco C81x better than Smart 4?
- Refresh rate60 Hz vs 120 Hz2×
- Main camera8 MP vs 13 MP+62%
- Wired charging10 W vs 15 W+50%
- Storage (max)32 GB vs 64 GB2×
- Battery capacity5,000 mAh vs 5,200 mAh+4%
- Process28 nm vs 12 nm2.3×
- Pixel density202 ppi vs 260 ppi+29%
- Storage (base)32 GB vs 64 GB2×
- CPU frequency1.6 GHz vs 1.8 GHz+12%
- Screen size6.6″ vs 6.9″+5%
- Weight197 g vs 193 g+2%
- Selfie camera5 MP vs 8 MP+60%
Specifications
Side by side
| Design | ||
| Weight | 197 g | 193 g |
| Thickness | 8.8 mm | 8.3 mm |
| Height | 165 mm | 171.8 mm |
| Width | 76.5 mm | 77.8 mm |
| Frame | — | Plastic |
| Back | — | Plastic |
| Ingress protection | IP64 | IP52 |
| Water resistance (IPx) | IPx4 | IPx2 |
| Colours | Ajanta Grey, Konark Gold | Ice Blue, Crystal Black |
| Display | ||
| Screen size | 6.6″ | 6.9″ |
| Panel | TFT | IPS LCD |
| OLED panel | No | No |
| Resolution (width) | 540 px | 720 px |
| Resolution (height) | 1,210 px | 1,640 px |
| Pixel density | 202 ppi | 260 ppi |
| Refresh rate | 60 Hz | 120 Hz |
| Peak brightness | — | 650 nits |
| Screen-to-body ratio | 81.9% | 84.1% |
| Performance | ||
| Chipset | Unisoc SC9863A | Unisoc T7250 |
| Chip maker | Unisoc | Unisoc |
| Process | 28 nm | 12 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 1.6 GHz | 1.8 GHz |
| GPU | IMG8322 | Mali-G57 MP1 |
| AnTuTu score | — | 350,705 |
| Geekbench 6 (multi-core) | — | 1,469 |
| Memory | ||
| RAM | 3 GB | 3 GB |
| Storage (max) | 32 GB | 64 GB |
| Storage (base) | 32 GB | 64 GB |
| Storage type | — | eMMC 5.1 |
| Memory card slot | Yes | Yes |
| Camera | ||
| Main camera | 8 MP | 13 MP |
| Main camera aperture | — | f/2.2 |
| Rear cameras | 1 | 1 |
| Optical stabilisation | No | No |
| Ultra-wide camera | No | No |
| Telephoto camera | No | No |
| Max video | — | 1080p |
| Selfie camera | 5 MP | 8 MP |
| 4K selfie video | No | No |
| Battery | ||
| Battery capacity | 5,000 mAh | 5,200 mAh |
| Battery type | Li-Ion | Li-Po |
| Wired charging | 10 W | 15 W |
| Charged in 30 min | — | 25% |
| 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 | 5.2 |
| NFC | No | No |
| USB | USB Type-C | USB Type-C 2.0 |
| USB version | — | 2 |
| Satellite navigation | — | GLONASS, GALILEO, QZSS |
| Features | ||
| Stereo speakers | No | No |
| 3.5 mm headphone jack | Yes | Yes |
| Fingerprint sensor | Side | Side |
| Sensors | Fingerprint (side-mounted), accelerometer, proximity, compass | Fingerprint (side-mounted), accelerometer, compass |
| Software | ||
| OS at launch | Android 16 (Go edition) | Android 15 |
| Platform | Android | Android |
| Interface | — | HyperOS 3 |
| Major OS updates promised | — | 2 |
