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- K13 Note vs Blade A51
Lenovo K13 Note vs ZTE Blade A51
What K13 Note does better (11) and where Blade A51 wins (2) — every spec side by side.
Dimensions
Size comparison
K13 NoteBlade A51
| K13 Note | Blade A51 | Difference | |
|---|---|---|---|
| Height | 165.2 mm | 166.5 mm | −1.3 mm |
| Width | 75.7 mm | 75.6 mm | +0.1 mm |
| Thickness | 9.1 mm | 8.5 mm | +0.6 mm |
| Weight | 200 g | 174 g | +26 g |
Drawn to the same scale from the official dimensions (front and side).
Why is K13 Note better than Blade A51?
- Main camera48 MP vs 13 MP3.7×
- RAM4 GB vs 2 GB2×
- Battery capacity5,000 mAh vs 3,200 mAh+56%
- Storage (max)128 GB vs 64 GB2×
- Process11 nm vs 28 nm2.5×
- Storage (base)128 GB vs 32 GB4×
- Ultra-wide cameraYes · Blade A51: No
- CPU frequency1.8 GHz vs 1.6 GHz+12%
- Selfie camera8 MP vs 5 MP+60%
- Wi-Fi standardWi-Fi 5 vs Wi-Fi 4+25%
- Bluetooth5 vs 4.2+19%
Why is Blade A51 better than K13 Note?
- Weight200 g vs 174 g+15%
- Thickness9.1 mm vs 8.5 mm+7%
Specifications
Side by side
| Design | ||
| Weight | 200 g | 174 g |
| Thickness | 9.1 mm | 8.5 mm |
| Height | 165.2 mm | 166.5 mm |
| Width | 75.7 mm | 75.6 mm |
| Frame | Plastic | — |
| Back | Plastic | — |
| Ingress protection | IP52 | — |
| Water resistance (IPx) | IPx2 | — |
| Colours | Aurora Gray, Pearl Sakura | Blue, Gray |
| Display | ||
| Screen size | 6.5″ | 6.5″ |
| 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 | 270 ppi | 269 ppi |
| Refresh rate | 60 Hz | 60 Hz |
| Screen-to-body ratio | 81.6% | 81.5% |
| Performance | ||
| Chipset | Qualcomm SM4250 Snapdragon 460 | Unisoc SC9863A |
| Chip maker | Qualcomm | Unisoc |
| Process | 11 nm | 28 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 1.8 GHz | 1.6 GHz |
| GPU | Adreno 610 | IMG8322 |
| Memory | ||
| RAM | 4 GB | 2 GB |
| Storage (max) | 128 GB | 64 GB |
| Storage (base) | 128 GB | 32 GB |
| Storage type | — | eMMC 5.1 |
| Memory card slot | Yes | Yes |
| Camera | ||
| Main camera | 48 MP | 13 MP |
| Main camera aperture | f/1.7 | — |
| Main sensor size | 1/2.0" | — |
| Rear cameras | 2 | 2 |
| Optical stabilisation | No | No |
| Ultra-wide camera | Yes | No |
| Telephoto camera | No | No |
| Max video | 1080p | 1080p |
| Selfie camera | 8 MP | 5 MP |
| 4K selfie video | No | — |
| Battery | ||
| Battery capacity | 5,000 mAh | 3,200 mAh |
| Battery type | Li-Po | Li-Ion |
| Wired charging | 10 W | — |
| Wireless charging | No | — |
| Connectivity | ||
| 5G | No | — |
| eSIM | No | No |
| Dual SIM | Yes | Yes |
| Wi-Fi standard | Wi-Fi 5 | Wi-Fi 4 |
| Bluetooth | 5 | 4.2 |
| NFC | Yes | Yes |
| USB | USB Type-C 2.0 | USB Type-C 2.0 |
| USB version | 2 | 2 |
| Satellite navigation | GLONASS, GALILEO | GLONASS |
| Features | ||
| Stereo speakers | No | No |
| 3.5 mm headphone jack | Yes | Yes |
| Fingerprint sensor | Rear | Rear |
| Sensors | Fingerprint (rear-mounted), accelerometer, gyro, proximity | Fingerprint (rear-mounted), accelerometer, proximity |
| Software | ||
| OS at launch | Android 11 | Android 11 (Go edition) |
| Platform | Android | Android |
