Scores
| Total | 70 | 76 |
General
| Brand | POCO | POCO |
| Model | Poco C51 | Poco X2 |
| Variant | 4GB + 64GB | 6GB + 64GB |
| Device Type | Smartphone | Smartphone |
| Release Date | 24 May 2023 | 4 February 2020 |
| In Box | Phone, 10W Charger, USB Cable, SIM Tool | Phone, 27W Charger, USB-C Cable, SIM Tool |
Display
| Size | 6.52 inches | 6.67 inches |
| Type | IPS LCD | IPS LCD |
| Resolution | 720 × 1600 | 1080 × 2400 |
| PPI | 269 | 395 |
| Refresh Rate | 60 Hz | 120 Hz |
| HDR | ❌ No | ✅ Yes |
| Brightness | 400 nits | 500 nits |
| Screen to Body Ratio | ~ 81 % | ~ 84.8 % |
Performance
| Chipset | Helio G36 | Snapdragon 730G |
| CPU Cores | 8 | 8 |
| Cores Details | 2.2 | 2.2 |
| Max Clock Speed | 2.2 GHz | 2.2 GHz |
| GPU | ||
| RAM | 4GB | 6GB |
| RAM Type | LPDDR4X | LPDDR4X |
| Storage | 64 Gb | 64 Gb |
Camera
| Rear Camera | 8 MP (wide) + 0.08 MP (auxiliary lens) | 64 MP (wide) + 8 MP (ultrawide) + 2 MP (macro) + 2 MP (depth) |
| Rear Video | 1080p@30fps | 4K@30fps, 1080p@30/60/120fps, 720p@960fps |
| Flash | ✅ Yes | ✅ Yes |
| Front Camera | 5 MP | 20 MP (wide) + 2 MP (depth) |
| Front Video | 1080p@30fps | 1080p@30fps |
Battery & Charging
| Battery Type | Lithium-Polymer (Li-Po) | Lithium-Polymer (Li-Po) |
| Capacity | 5000 mAh | 4500 mAh |
| Fast Charging | 10 W | 27 W |
| Wireless Charging | No | No |
| Reverse Charging | No | No |
Software
| Operating System | Android | Android |
| OS Version | v12 | v10 |
| Update Policy | 2 | 2 |
| 5G | ❌ No | ❌ No |
| 4G | ✅ Yes | ✅ Yes |
| 3G | ✅ Yes | ✅ Yes |
| SIM | Dual SIM (Nano-SIM, dual stand-by) | Dual SIM (Nano-SIM, dual stand-by) |
| Wi-Fi | 4 | 5 |
| Bluetooth | v5 | v5 |
| USB | v2 | v2 |
| NFC | ❌ No | ✅ Yes |
| Height | 164.9 mm | 165.3 mm |
| Width | 76.8 mm | 76.6 mm |
| Thickness | 9.1 mm | 8.79 mm |
| Weight | 192 g | 208 g |
| Water Resistance, IP Rating | None | |
| Colors | Light Green, Light Blue, Black | Atlantis Blue, Matrix Purple, Phoenix Red |
| Fingerprint | Rear | Side |
| Face Unlock | ✅ Yes | ✅ Yes |
| Speakers | 1 | 1 |
| Stereo Speakers | ❌ No | ❌ No |
| Headphone Jack | ✅ Yes | ✅ Yes |
| Dedicated Cooling | ❌ No | ✅ Yes |
| Gaming Triggers | ❌ No | ❌ No |
| AI FPS Generation | ❌ No | ❌ No |