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- Rock 2 Pro vs Y51 Pro
Blackview Rock 2 Pro vs Vivo Y51 Pro
What Rock 2 Pro does better (6) and where Y51 Pro wins (11) — every spec side by side.
vs
5.6Display6.6
4.2Camera5.4
8.7Battery8.7
7.6Features6.7
Dimensions
Size comparison
Rock 2 ProY51 Pro
| Rock 2 Pro | Y51 Pro | Difference | |
|---|---|---|---|
| Height | 187.6 mm | 166.6 mm | +21 mm |
| Width | 85.8 mm | 78.4 mm | +7.4 mm |
| Thickness | 26 mm | 8.4 mm | +17.6 mm |
| Weight | 559 g | 219 g | +340 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Rock 2 Pro better than Y51 Pro?
- Battery capacity15,000 mAh vs 7,200 mAh2.1×
- NFCYes · Y51 Pro: No
- Storage (base)256 GB vs 128 GB2×
- Memory card slotYes · Y51 Pro: No
- Pixel density264 ppi vs 256 ppi+3%
- Selfie camera13 MP vs 8 MP+62%
Why is Y51 Pro better than Rock 2 Pro?
- Main camera16 MP vs 50 MP3.1×
- Weight559 g vs 219 g2.6×
- Stereo speakersNo · Rock 2 Pro: Yes
- Peak brightness650 nits vs 1,250 nits+92%
- Wired charging33 W vs 44 W+33%
- Thickness26 mm vs 8.4 mm3.1×
- Max video1080p vs 4K
- CPU frequency2.2 GHz vs 2.5 GHz+14%
- Process6 nm vs 4 nm+50%
- Screen-to-body ratio66.6% vs 85.3%+28%
- Bluetooth5 vs 5.4+8%
Specifications
Side by side
| Design | ||
| Weight | 559 g | 219 g |
| Thickness | 26 mm | 8.4 mm |
| Height | 187.6 mm | 166.6 mm |
| Width | 85.8 mm | 78.4 mm |
| Frame | — | Plastic |
| Back | — | Plastic |
| Ingress protection | IP68 | IP68 |
| Water resistance (IPx) | IPx8 | IPx8 |
| Glass protection | Panda Glass | — |
| Colours | Black, Yellow | Festive Red, Noble Gold |
| Display | ||
| Screen size | 6.7″ | 6.8″ |
| Panel | IPS LCD | IPS LCD |
| OLED panel | No | No |
| Resolution (width) | 720 px | 720 px |
| Resolution (height) | 1,604 px | 1,570 px |
| Pixel density | 264 ppi | 256 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 650 nits | 1,250 nits |
| Screen-to-body ratio | 66.6% | 85.3% |
| Performance | ||
| Chipset | Unisoc T8100 | Mediatek Dimensity 7360 Turbo |
| Chip maker | Unisoc | MediaTek |
| Process | 6 nm | 4 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 2.2 GHz | 2.5 GHz |
| GPU | Mali-G57 | 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 | UFS 3.1 |
| Memory card slot | Yes | No |
| Camera | ||
| Main camera | 16 MP | 50 MP |
| Main camera aperture | f/2 | f/2 |
| Rear cameras | 1 | 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 | 13 MP | 8 MP |
| 4K selfie video | No | No |
| Battery | ||
| Battery capacity | 15,000 mAh | 7,200 mAh |
| Battery type | Li-Ion | Si/C |
| Wired charging | 33 W | 44 W |
| Charged in 30 min | — | 35% |
| 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 | 5.4 |
| NFC | Yes | No |
| USB | USB Type-C | USB Type-C 2.0 |
| USB version | 2 | 2 |
| Satellite navigation | GLONASS, GALILEO, BDS | GLONASS, GALILEO, BDS, QZSS |
| Features | ||
| Stereo speakers | No | Yes |
| 3.5 mm headphone jack | No | No |
| Fingerprint sensor | Side | Side |
| Sensors | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass |
| Software | ||
| OS at launch | Android 16 | Android 16 |
| Platform | Android | Android |
| Interface | DokeOS 5.0 | OriginOS 6 |
| EU label | ||
| Energy class | B | — |
| Battery charge cycles | 800 | — |
| Endurance per cycle | 142 h | — |
| Repairability class | B | — |
| Drop resistance class | A | — |
