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- G91 vs Y21 (2021)
BLU G91 vs Vivo Y21 (2021)
What G91 does better (5) and where Y21 (2021) wins (6) — every spec side by side.
vs
3.4Display3.5
5.8Camera3.4
3.5Battery4.6
2.4Features3.5
Dimensions
Size comparison
G91Y21 (2021)
| G91 | Y21 (2021) | Difference | |
|---|---|---|---|
| Height | 163 mm | 164.3 mm | −1.3 mm |
| Width | 76 mm | 76.1 mm | −0.1 mm |
| Thickness | 9 mm | 8 mm | +1 mm |
| Weight | 196 g | 182 g | +14 g |
Drawn to the same scale from the official dimensions (front and side).
Why is G91 better than Y21 (2021)?
- Main camera16 MP vs 13 MP+23%
- Storage (base)128 GB vs 64 GB2×
- Rear cameras2 vs 12×
- Ultra-wide cameraYes · Y21 (2021): No
- Selfie camera16 MP vs 8 MP2×
Why is Y21 (2021) better than G91?
- Wired charging10 W vs 18 W+80%
- CPU frequency1.8 GHz vs 2.35 GHz+31%
- Weight196 g vs 182 g+8%
- Wi-Fi standardWi-Fi 4 vs Wi-Fi 5+25%
- Bluetooth4 vs 5+25%
- Thickness9 mm vs 8 mm+12%
Specifications
Side by side
| Design | ||
| Weight | 196 g | 182 g |
| Thickness | 9 mm | 8 mm |
| Height | 163 mm | 164.3 mm |
| Width | 76 mm | 76.1 mm |
| Frame | — | Plastic |
| Back | — | Plastic |
| Colours | Blue, Green, Twilight | Diamond Glow, Midnight Blue |
| 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 | 270 ppi |
| Refresh rate | 60 Hz | 60 Hz |
| Screen-to-body ratio | 82.3% | 81.8% |
| Performance | ||
| Chipset | MediaTek Helio A25 | Mediatek MT6765 Helio P35 |
| Chip maker | MediaTek | MediaTek |
| Process | — | 12 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 1.8 GHz | 2.35 GHz |
| GPU | Mali-T880 MP2 | PowerVR GE8320 |
| Memory | ||
| RAM | 4 GB | 4 GB |
| Storage (max) | 128 GB | 128 GB |
| Storage (base) | 128 GB | 64 GB |
| Memory card slot | Yes | Yes |
| Camera | ||
| Main camera | 16 MP | 13 MP |
| Main camera aperture | — | f/2.2 |
| Rear cameras | 2 | 1 |
| Optical stabilisation | No | No |
| Ultra-wide camera | Yes | No |
| Telephoto camera | No | No |
| Max video | 1080p | 1080p |
| Selfie camera | 16 MP | 8 MP |
| 4K selfie video | No | No |
| Battery | ||
| Battery capacity | 5,000 mAh | 5,000 mAh |
| Battery type | Li-Po | — |
| Wired charging | 10 W | 18 W |
| Wireless charging | No | No |
| Connectivity | ||
| 5G | No | No |
| eSIM | No | No |
| Dual SIM | Yes | Yes |
| Wi-Fi standard | Wi-Fi 4 | Wi-Fi 5 |
| Bluetooth | 4 | 5 |
| NFC | No | No |
| USB | USB Type-C 2.0 | USB Type-C 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 | Side |
| Sensors | Fingerprint (rear-mounted), accelerometer, proximity | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass |
| Software | ||
| OS at launch | Android 10 | Android 11 |
| Platform | Android | Android |
| Interface | — | Funtouch 11.1 |
