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- S91 vs Redmi A1
BLU S91 vs Xiaomi Redmi A1
What S91 does better (7) and where Redmi A1 wins (1) — every spec side by side.
Dimensions
Size comparison
S91Redmi A1
| S91 | Redmi A1 | Difference | |
|---|---|---|---|
| Height | 164.8 mm | 164.9 mm | −0.1 mm |
| Width | 76.3 mm | 76.8 mm | −0.5 mm |
| Thickness | 8.9 mm | 9.1 mm | −0.2 mm |
| Weight | 202 g | 192 g | +10 g |
Drawn to the same scale from the official dimensions (front and side).
Why is S91 better than Redmi A1?
- Storage (max)128 GB vs 32 GB4×
- Main camera13 MP vs 8 MP+62%
- RAM4 GB vs 3 GB+33%
- Storage (base)128 GB vs 32 GB4×
- Selfie camera13 MP vs 5 MP2.6×
- CPU cores8 vs 42×
- Thickness8.9 mm vs 9.1 mm+2%
Why is Redmi A1 better than S91?
- Weight202 g vs 192 g+5%
Specifications
Side by side
| Design | ||
| Weight | 202 g | 192 g |
| Thickness | 8.9 mm | 9.1 mm |
| Height | 164.8 mm | 164.9 mm |
| Width | 76.3 mm | 76.8 mm |
| Colours | Black, Green | Light Green, Light Blue, Black |
| 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 |
| Peak brightness | — | 400 nits |
| Screen-to-body ratio | 81.1% | 81% |
| Performance | ||
| Chipset | Mediatek MT6762G Helio G25 | Mediatek MT6761 Helio A22 |
| Chip maker | MediaTek | MediaTek |
| Process | 12 nm | 12 nm |
| CPU cores | 8 | 4 |
| CPU frequency | 2 GHz | 2 GHz |
| GPU | PowerVR GE8320 | PowerVR GE8320 |
| Memory | ||
| RAM | 4 GB | 3 GB |
| Storage (max) | 128 GB | 32 GB |
| Storage (base) | 128 GB | 32 GB |
| Storage type | — | eMMC 5.1 |
| Memory card slot | Yes | Yes |
| Camera | ||
| Main camera | 13 MP | 8 MP |
| Main camera aperture | — | f/2 |
| Rear cameras | 1 | 1 |
| Optical stabilisation | No | No |
| Ultra-wide camera | No | No |
| Telephoto camera | No | No |
| Max video | 1080p | 1080p |
| Selfie camera | 13 MP | 5 MP |
| 4K selfie video | No | No |
| Battery | ||
| Battery capacity | 5,000 mAh | 5,000 mAh |
| Battery type | Li-Po | Li-Po |
| Wired charging | — | 10 W |
| Wireless charging | — | No |
| Connectivity | ||
| 5G | — | No |
| eSIM | No | No |
| Dual SIM | Yes | Yes |
| Wi-Fi standard | Wi-Fi 4 | Wi-Fi 4 |
| Bluetooth | 5 | 5 |
| NFC | No | No |
| USB | USB Type-C 2.0 | microUSB 2.0 |
| USB version | 2 | 2 |
| Satellite navigation | — | GLONASS, GALILEO, BDS |
| Features | ||
| Stereo speakers | No | No |
| 3.5 mm headphone jack | Yes | Yes |
| Fingerprint sensor | Rear | — |
| Sensors | Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass | Accelerometer |
| SAR (head) | — | 0.85 W/kg |
| Software | ||
| OS at launch | Android 11 | Android 12 (Go edition) |
| Platform | Android | Android |
| Interface | — | MIUI 12 |
