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- Redmi 9i Sport vs Blade A31
Xiaomi Redmi 9i Sport vs ZTE Blade A31
What Redmi 9i Sport does better (12) and where Blade A31 wins (3) — every spec side by side.
vs
2.4Display2.8
2.7Camera2.0
3.5Battery2.3
2.4Features4.3
Dimensions
Size comparison
Redmi 9i SportBlade A31
| Redmi 9i Sport | Blade A31 | Difference | |
|---|---|---|---|
| Height | 164.9 mm | 140 mm | +24.9 mm |
| Width | 77.1 mm | 71 mm | +6.1 mm |
| Thickness | 9 mm | 8.9 mm | +0.1 mm |
| Weight | 194 g | 166 g | +28 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Redmi 9i Sport better than Blade A31?
- Battery capacity5,000 mAh vs 3,000 mAh+67%
- RAM4 GB vs 2 GB2×
- Storage (max)128 GB vs 32 GB4×
- Main camera13 MP vs 8 MP+62%
- Selfie camera5 MP vs 2 MP2.5×
- Process12 nm vs 28 nm2.3×
- CPU frequency2 GHz vs 1.6 GHz+25%
- Storage (base)64 GB vs 32 GB2×
- Max video1080p vs 720p
- Screen size6.5″ vs 5.4″+20%
- Bluetooth5 vs 4.2+19%
- Screen-to-body ratio81% vs 77.1%+5%
Why is Blade A31 better than Redmi 9i Sport?
- NFCNo · Redmi 9i Sport: Yes
- Weight194 g vs 166 g+17%
- Pixel density269 ppi vs 295 ppi+10%
Specifications
Side by side
| Design | ||
| Weight | 194 g | 166 g |
| Thickness | 9 mm | 8.9 mm |
| Height | 164.9 mm | 140 mm |
| Width | 77.1 mm | 71 mm |
| Colours | Carbon Black, Coral Green, Metallic Blue | Blue, Gray |
| Display | ||
| Screen size | 6.5″ | 5.4″ |
| Panel | IPS LCD | IPS LCD |
| OLED panel | No | No |
| Resolution (width) | 720 px | 720 px |
| Resolution (height) | 1,600 px | 1,440 px |
| Pixel density | 269 ppi | 295 ppi |
| Refresh rate | 60 Hz | 60 Hz |
| Peak brightness | 400 nits | — |
| Screen-to-body ratio | 81% | 77.1% |
| Performance | ||
| Chipset | Mediatek MT6762G Helio G25 | Unisoc SC9863A |
| Chip maker | MediaTek | Unisoc |
| Process | 12 nm | 28 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 2 GHz | 1.6 GHz |
| GPU | PowerVR GE8320 | IMG8322 |
| Memory | ||
| RAM | 4 GB | 2 GB |
| Storage (max) | 128 GB | 32 GB |
| Storage (base) | 64 GB | 32 GB |
| Storage type | eMMC 5.1 | eMMC 5.1 |
| Memory card slot | Yes | Yes |
| Camera | ||
| Main camera | 13 MP | 8 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 | 720p |
| Selfie camera | 5 MP | 2 MP |
| 4K selfie video | No | — |
| Battery | ||
| Battery capacity | 5,000 mAh | 3,000 mAh |
| Battery type | Li-Po | Li-Ion |
| Wired charging | 10 W | — |
| Wireless charging | No | No |
| Connectivity | ||
| 5G | No | No |
| eSIM | No | No |
| Dual SIM | Yes | Yes |
| Wi-Fi standard | Wi-Fi 4 | Wi-Fi 4 |
| Bluetooth | 5 | 4.2 |
| NFC | No | Yes |
| USB | microUSB 2.0 | microUSB 2.0 |
| Satellite navigation | GLONASS, BDS | GLONASS |
| Features | ||
| Stereo speakers | No | No |
| 3.5 mm headphone jack | Yes | Yes |
| Sensors | Accelerometer, proximity, compass | Accelerometer |
| Software | ||
| OS at launch | Android 10 | Android 11 (Go edition) |
| Platform | Android | Android |
| Interface | MIUI 12 | — |
