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- Smart 20 HD vs Poco C81
Infinix Smart 20 HD vs Xiaomi Poco C81
What Smart 20 HD does better (4) and where Poco C81 wins (5) — every spec side by side.
vs
5.7Display6.3
3.2Camera3.4
4.1Battery6.8
6.4Features3.8
Dimensions
Size comparison
Smart 20 HDPoco C81
| Smart 20 HD | Poco C81 | Difference | |
|---|---|---|---|
| Height | 165.6 mm | 171.6 mm | −6 mm |
| Width | 77 mm | 79.5 mm | −2.5 mm |
| Thickness | 8.3 mm | 8.2 mm | +0.1 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is Smart 20 HD better than Poco C81?
- Water resistance (IPx)IPx4 vs IPx22×
- NFCYes · Poco C81: No
- Stereo speakersYes · Poco C81: No
- Pixel density263 ppi vs 254 ppi+4%
Why is Poco C81 better than Smart 20 HD?
- Main camera8 MP vs 13 MP+62%
- Battery capacity5,000 mAh vs 6,300 mAh+26%
- RAM3 GB vs 4 GB+33%
- Peak brightness700 nits vs 800 nits+14%
- Screen size6.7″ vs 6.9″+3%
Specifications
Side by side
| Design | ||
| Weight | — | 208 g |
| Thickness | 8.3 mm | 8.2 mm |
| Height | 165.6 mm | 171.6 mm |
| Width | 77 mm | 79.5 mm |
| Frame | Plastic | Plastic |
| Back | Plastic | Plastic |
| Ingress protection | IP64 | IP52 |
| Water resistance (IPx) | IPx4 | IPx2 |
| Colours | Night Pulse, Silver Dancer, Sunlike Orange | Sky Blue, Elite Black, Sunset Gold |
| Display | ||
| Screen size | 6.7″ | 6.9″ |
| Panel | IPS LCD | IPS LCD |
| OLED panel | No | No |
| Resolution (width) | 720 px | 720 px |
| Resolution (height) | 1,600 px | 1,600 px |
| Pixel density | 263 ppi | 254 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 700 nits | 800 nits |
| Screen-to-body ratio | 84.2% | 84.3% |
| Performance | ||
| Chipset | Unisoc T7250 | Unisoc T7250 |
| Chip maker | Unisoc | Unisoc |
| Process | 12 nm | 12 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 1.8 GHz | 1.8 GHz |
| GPU | Mali-G57 MP1 | Mali-G57 MP1 |
| AnTuTu score | — | 326,769 |
| Geekbench 6 (multi-core) | — | 1,462 |
| Memory | ||
| RAM | 3 GB | 4 GB |
| Storage (max) | 64 GB | 64 GB |
| Storage (base) | 64 GB | 64 GB |
| Storage type | eMMC 5.1 | eMMC 5.1 |
| Memory card slot | Yes | Yes |
| Camera | ||
| Main camera | 8 MP | 13 MP |
| Main camera aperture | f/2 | — |
| Main sensor size | 1/4.0" | — |
| Rear cameras | 1 | 1 |
| Optical stabilisation | No | No |
| Ultra-wide camera | No | No |
| Telephoto camera | No | No |
| Max video | 1080p | 1080p |
| Selfie camera | 8 MP | 8 MP |
| 4K selfie video | No | No |
| Battery | ||
| Battery capacity | 5,000 mAh | 6,300 mAh |
| Battery type | — | Li-Po |
| Wired charging | 15 W | 15 W |
| Wireless charging | No | No |
| Connectivity | ||
| 5G | — | No |
| eSIM | No | No |
| Dual SIM | Yes | Yes |
| Wi-Fi standard | Wi-Fi 5 | Wi-Fi 5 |
| Bluetooth | — | 5.2 |
| NFC | Yes | No |
| USB | USB Type-C 2.0 | USB Type-C 2.0 |
| USB version | 2 | 2 |
| Satellite navigation | — | GLONASS, GALILEO, BDS |
| Features | ||
| Stereo speakers | Yes | 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 15 | Android 16 |
| Platform | Android | Android |
| Interface | XOS 15.1 | HyperOS 3 |
| Major OS updates promised | — | 4 |
