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- S42 H+ vs Blade A51
Cat S42 H+ vs ZTE Blade A51
What S42 H+ does better (6) and where Blade A51 wins (7) — every spec side by side.
Dimensions
Size comparison
S42 H+Blade A51
| S42 H+ | Blade A51 | Difference | |
|---|---|---|---|
| Height | 161.3 mm | 166.5 mm | −5.2 mm |
| Width | 77.2 mm | 75.6 mm | +1.6 mm |
| Thickness | 12.7 mm | 8.5 mm | +4.2 mm |
| Weight | 220 g | 174 g | +46 g |
Drawn to the same scale from the official dimensions (front and side).
Why is S42 H+ better than Blade A51?
- Battery capacity4,200 mAh vs 3,200 mAh+31%
- RAM3 GB vs 2 GB+50%
- Process12 nm vs 28 nm2.3×
- CPU frequency1.8 GHz vs 1.6 GHz+12%
- Pixel density293 ppi vs 269 ppi+9%
- Bluetooth5 vs 4.2+19%
Why is Blade A51 better than S42 H+?
- Storage (max)32 GB vs 64 GB2×
- Weight220 g vs 174 g+27%
- CPU cores4 vs 82×
- Rear cameras1 vs 22×
- Screen size5.5″ vs 6.5″+19%
- Thickness12.7 mm vs 8.5 mm+49%
- Screen-to-body ratio62.7% vs 81.5%+30%
Specifications
Side by side
| Design | ||
| Weight | 220 g | 174 g |
| Thickness | 12.7 mm | 8.5 mm |
| Height | 161.3 mm | 166.5 mm |
| Width | 77.2 mm | 75.6 mm |
| Ingress protection | IP69 | — |
| Water resistance (IPx) | IPx9 | — |
| Glass protection | Corning Gorilla Glass 5 | — |
| Colours | Black | Blue, Gray |
| Display | ||
| Screen size | 5.5″ | 6.5″ |
| Panel | IPS LCD | IPS LCD |
| OLED panel | No | No |
| Resolution (width) | 720 px | 720 px |
| Resolution (height) | 1,440 px | 1,600 px |
| Pixel density | 293 ppi | 269 ppi |
| Refresh rate | 60 Hz | 60 Hz |
| Screen-to-body ratio | 62.7% | 81.5% |
| Performance | ||
| Chipset | Mediatek MT6761D Helio A20 | Unisoc SC9863A |
| Chip maker | MediaTek | Unisoc |
| Process | 12 nm | 28 nm |
| CPU cores | 4 | 8 |
| CPU frequency | 1.8 GHz | 1.6 GHz |
| GPU | PowerVR GE8320 | IMG8322 |
| Memory | ||
| RAM | 3 GB | 2 GB |
| Storage (max) | 32 GB | 64 GB |
| Storage (base) | 32 GB | 32 GB |
| Storage type | eMMC 5.1 | eMMC 5.1 |
| Memory card slot | Yes | Yes |
| Camera | ||
| Main camera | 13 MP | 13 MP |
| Main camera aperture | f/2 | — |
| Rear cameras | 1 | 2 |
| Optical stabilisation | No | No |
| Ultra-wide camera | No | No |
| Telephoto camera | No | No |
| Max video | 1080p | 1080p |
| Selfie camera | 5 MP | 5 MP |
| Battery | ||
| Battery capacity | 4,200 mAh | 3,200 mAh |
| Battery type | Li-Ion | Li-Ion |
| Wireless charging | No | — |
| Connectivity | ||
| 5G | No | — |
| eSIM | No | No |
| Dual SIM | Yes | Yes |
| Wi-Fi standard | Wi-Fi 4 | Wi-Fi 4 |
| Bluetooth | 5 | 4.2 |
| NFC | Yes | Yes |
| USB | microUSB 2.0 | USB Type-C 2.0 |
| USB version | — | 2 |
| Satellite navigation | GLONASS, BDS | GLONASS |
| Features | ||
| Stereo speakers | No | No |
| 3.5 mm headphone jack | Yes | Yes |
| Fingerprint sensor | — | Rear |
| Sensors | Accelerometer, proximity, compass | Fingerprint (rear-mounted), accelerometer, proximity |
| Software | ||
| OS at launch | Android 10 | Android 11 (Go edition) |
| Platform | Android | Android |
