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- Galaxy A51 5G UW vs A9 Pro
Samsung Galaxy A51 5G UW vs Umidigi A9 Pro
What Galaxy A51 5G UW does better (15) and where A9 Pro wins (3) — every spec side by side.
vs
6.2Display4.1
6.8Camera6.3
2.9Battery2.6
7.1Features4.4
Dimensions
Size comparison
Galaxy A51 5G UWA9 Pro
| Galaxy A51 5G UW | A9 Pro | Difference | |
|---|---|---|---|
| Height | 158.8 mm | 158.7 mm | +0.1 mm |
| Width | 73.4 mm | 74.9 mm | −1.5 mm |
| Thickness | 8.6 mm | 8.6 mm | = |
| Weight | 189 g | 205 g | −16 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Galaxy A51 5G UW better than A9 Pro?
- Wired charging15 W vs 10 W+50%
- OLED panelYes · A9 Pro: No
- 5GYes · A9 Pro: No
- NFCYes · A9 Pro: No
- Battery capacity4,500 mAh vs 4,150 mAh+8%
- Storage (base)128 GB vs 64 GB2×
- Max video4K vs 1080p
- 4K selfie videoYes · A9 Pro: No
- CPU frequency2.4 GHz vs 2 GHz+20%
- Weight189 g vs 205 g+9%
- Process7 nm vs 12 nm+71%
- Screen size6.5″ vs 6.3″+3%
Why is A9 Pro better than Galaxy A51 5G UW?
- Dual SIMNo · Galaxy A51 5G UW: Yes
- Rear cameras2 vs 3+50%
- Main camera aperturef/2 vs f/1.8+11%
Specifications
Side by side
| Design | ||
| Weight | 189 g | 205 g |
| Thickness | 8.6 mm | 8.6 mm |
| Height | 158.8 mm | 158.7 mm |
| Width | 73.4 mm | 74.9 mm |
| Frame | Aluminium | Aluminium |
| Back | Plastic | — |
| Ingress protection | — | IP68 |
| Water resistance (IPx) | — | IPx8 |
| Glass protection | Corning Gorilla Glass 3 | Corning Gorilla Glass |
| Colours | Prism Bricks Blue | Onyx Black, Forest Green |
| Display | ||
| Screen size | 6.5″ | 6.3″ |
| Panel | Super AMOLED | IPS LCD |
| OLED panel | Yes | No |
| Resolution (width) | 1,080 px | 1,080 px |
| Resolution (height) | 2,400 px | 2,340 px |
| Pixel density | 405 ppi | 409 ppi |
| Refresh rate | 60 Hz | 60 Hz |
| Screen-to-body ratio | 87.5% | 82% |
| Performance | ||
| Chipset | Qualcomm SM7250 Snapdragon 765G 5G | Mediatek Helio P60 |
| Chip maker | Qualcomm | MediaTek |
| Process | 7 nm | 12 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 2.4 GHz | 2 GHz |
| GPU | Adreno 620 | Mali-G72 MP3 |
| Memory | ||
| RAM | 6 GB | 6 GB |
| Storage (max) | 128 GB | 128 GB |
| Storage (base) | 128 GB | 64 GB |
| Storage type | UFS 2.1 | UFS 2.1 |
| Memory card slot | Yes | Yes |
| Camera | ||
| Main camera | 48 MP | 48 MP |
| Main camera aperture | f/2 | f/1.8 |
| Main sensor size | 1/2.0" | 1/2.0" |
| Rear cameras | 2 | 3 |
| Optical stabilisation | No | No |
| Ultra-wide camera | Yes | Yes |
| Telephoto camera | No | No |
| Max video | 4K | 1080p |
| 4K video frame rate | 30 fps | — |
| Selfie camera | 32 MP | 24 MP |
| 4K selfie video | Yes | No |
| Battery | ||
| Battery capacity | 4,500 mAh | 4,150 mAh |
| Battery type | Li-Po | — |
| Wired charging | 15 W | 10 W |
| Wireless charging | No | No |
| Connectivity | ||
| 5G | Yes | No |
| eSIM | No | No |
| Dual SIM | No | Yes |
| Wi-Fi standard | Wi-Fi 5 | Wi-Fi 5 |
| Bluetooth | 5 | 4.2 |
| NFC | Yes | No |
| USB | USB Type-C 2.0 | USB Type-C |
| USB version | 2 | — |
| Satellite navigation | GLONASS, GALILEO, BDS | GLONASS, GALILEO |
| Features | ||
| Stereo speakers | No | No |
| 3.5 mm headphone jack | Yes | Yes |
| Fingerprint sensor | Under display | Rear |
| Sensors | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass | Fingerprint (rear-mounted), accelerometer, proximity, compass, thermometer (skin temperature) |
| SAR (head) | 0.59 W/kg | — |
| Software | ||
| OS at launch | Android 10 | Android 10 |
| Platform | Android | Android |
| Interface | One UI 2 | — |
