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- Air vs Y31 Pro
nubia Air vs Vivo Y31 Pro
What Air does better (13) and where Y31 Pro wins (4) — every spec side by side.
Dimensions
Size comparison
AirY31 Pro
| Air | Y31 Pro | Difference | |
|---|---|---|---|
| Height | 164.2 mm | 165.7 mm | −1.5 mm |
| Width | 76.6 mm | 76.3 mm | +0.3 mm |
| Thickness | 5.9 mm | 8.1 mm | −2.2 mm |
| Weight | 172 g | 204 g | −32 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Air better than Y31 Pro?
- Peak brightness4,500 nits vs 1,050 nits4.3×
- Water resistance (IPx)IPx8 vs IPx42×
- OLED panelYes · Y31 Pro: No
- NFCYes · Y31 Pro: No
- Rear cameras3 vs 13×
- Selfie camera20 MP vs 8 MP2.5×
- Storage (base)256 GB vs 128 GB2×
- Weight172 g vs 204 g+19%
- Pixel density440 ppi vs 393 ppi+12%
- Thickness5.9 mm vs 8.1 mm+37%
- Resolution (width)1,224 px vs 1,080 px+13%
- Main camera aperturef/1.6 vs f/1.8+12%
Why is Y31 Pro better than Air?
- Battery capacity5,000 mAh vs 6,500 mAh+30%
- Wired charging33 W vs 44 W+33%
- Max video1080p vs 4K
- CPU frequency2.2 GHz vs 2.5 GHz+14%
Specifications
Side by side
| Design | ||
| Weight | 172 g | 204 g |
| Thickness | 5.9 mm | 8.1 mm |
| Height | 164.2 mm | 165.7 mm |
| Width | 76.6 mm | 76.3 mm |
| Frame | — | Plastic |
| Back | — | Plastic |
| Ingress protection | IP68 | IP64 |
| Water resistance (IPx) | IPx8 | IPx4 |
| Glass protection | Gorilla Glass 7i | — |
| Colours | Titanium Black, Titanium Desert | Dreamy White, Mocha Brown |
| Display | ||
| Screen size | 6.8″ | 6.7″ |
| Panel | AMOLED | IPS LCD |
| OLED panel | Yes | No |
| Resolution (width) | 1,224 px | 1,080 px |
| Resolution (height) | 2,720 px | 2,408 px |
| Pixel density | 440 ppi | 393 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 4,500 nits | 1,050 nits |
| Screen-to-body ratio | 88.2% | 86% |
| Performance | ||
| Chipset | Unisoc T8300 | Mediatek Dimensity 7300 |
| Chip maker | Unisoc | MediaTek |
| Process | — | 4 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 2.2 GHz | 2.5 GHz |
| GPU | Mali G57 MP2 | Mali-G615 MC2 |
| Memory | ||
| RAM | 8 GB | 8 GB |
| Storage (max) | 256 GB | 256 GB |
| Storage (base) | 256 GB | 128 GB |
| Storage type | — | UFS 3.1 |
| Memory card slot | No | No |
| Camera | ||
| Main camera | 50 MP | 50 MP |
| Main camera aperture | f/1.6 | f/1.8 |
| Rear cameras | 3 | 1 |
| Optical stabilisation | No | No |
| Ultra-wide camera | No | No |
| Telephoto camera | No | No |
| Max video | 1080p | 4K |
| 4K video frame rate | — | 30 fps |
| Selfie camera | 20 MP | 8 MP |
| 4K selfie video | — | No |
| Battery | ||
| Battery capacity | 5,000 mAh | 6,500 mAh |
| Battery type | Li-Po | Li-Ion |
| Wired charging | 33 W | 44 W |
| Charged in 30 min | — | 38% |
| Wireless charging | No | No |
| Connectivity | ||
| 5G | Yes | Yes |
| eSIM | No | No |
| Dual SIM | Yes | Yes |
| Wi-Fi standard | Wi-Fi 5 | Wi-Fi 5 |
| Bluetooth | 5.4 | 5.4 |
| NFC | Yes | No |
| USB | USB Type-C | USB Type-C 2.0 |
| USB version | 2 | 2 |
| Satellite navigation | GPS, GLONASS, GALILEO | GLONASS, GALILEO, BDS, QZSS |
| Features | ||
| Stereo speakers | — | Yes |
| 3.5 mm headphone jack | No | No |
| Fingerprint sensor | Under display | Side |
| Sensors | proximity, accelerometer, gyro, fingerprint | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass |
| SAR (head) | — | 0.98 W/kg |
| Software | ||
| OS at launch | Android 15 | Android 15 |
| Platform | Android | Android |
| Interface | — | Funtouch 15 |
| EU label | ||
| Battery charge cycles | 1,000 | — |
| Endurance per cycle | 49 h | — |
| Repairability class | B | — |
| Drop resistance class | D | — |








