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- ROG Phone 8 Pro vs X300 Ultra
Asus ROG Phone 8 Pro vs Vivo X300 Ultra
What ROG Phone 8 Pro does better (7) and where X300 Ultra wins (22) — every spec side by side.
vs
9.0Display9.6
8.6Performance9.5
9.4Camera9.8
8.0Battery9.3
7.8Features9.7
Dimensions
Size comparison
ROG Phone 8 ProX300 Ultra
| ROG Phone 8 Pro | X300 Ultra | Difference | |
|---|---|---|---|
| Height | 163.8 mm | 163 mm | +0.8 mm |
| Width | 76.8 mm | 76.8 mm | = |
| Thickness | 8.9 mm | 8.2 mm | +0.7 mm |
| Weight | 225 g | 232 g | −7 g |
Drawn to the same scale from the official dimensions (front and side).
Why is ROG Phone 8 Pro better than X300 Ultra?
- RAM24 GB vs 16 GB+50%
- Refresh rate165 Hz vs 144 Hz+15%
- Storage (base)512 GB vs 256 GB2×
- 3.5 mm headphone jackYes · X300 Ultra: No
- Weight225 g vs 232 g+3%
- Rear cameras3 vs 2+50%
- Charged in 30 min77% vs 66%+17%
Why is X300 Ultra better than ROG Phone 8 Pro?
- Main camera50 MP vs 200 MP4×
- AnTuTu score1,639,368 vs 2,723,497+66%
- Geekbench 6 (multi-core)6,542 vs 11,494+76%
- Wired charging65 W vs 100 W+54%
- Battery capacity5,500 mAh vs 6,600 mAh+20%
- Peak brightness2,500 nits vs 4,500 nits+80%
- Optical zoom3× vs 4.7×+57%
- Wireless charging power15 W vs 40 W2.7×
- Active use (test)14.7 h vs 15.8 h+7%
- CPU frequency3.3 GHz vs 4.6 GHz+39%
- 3DMark Wild Life Extreme5,205 vs 7,075+36%
- Pixel density388 ppi vs 510 ppi+31%
Specifications
Side by side
| Design | ||
| Weight | 225 g | 232 g |
| Thickness | 8.9 mm | 8.2 mm |
| Height | 163.8 mm | 163 mm |
| Width | 76.8 mm | 76.8 mm |
| Frame | Aluminium | Aluminium |
| Back | Glass | Glass |
| Ingress protection | IP68 | IP68 |
| Water resistance (IPx) | IPx8 | IPx8 |
| Glass protection | Corning Gorilla Glass Victus 2 | Armor glass |
| Colours | Phantom Black | Eclipse Black, Victory Green, Silver |
| Display | ||
| Screen size | 6.8″ | 6.8″ |
| Panel | LTPO AMOLED | LTPO AMOLED |
| OLED panel | Yes | Yes |
| LTPO (adaptive 1–120 Hz) | Yes | Yes |
| Resolution (width) | 1,080 px | 1,440 px |
| Resolution (height) | 2,400 px | 3,168 px |
| Pixel density | 388 ppi | 510 ppi |
| Refresh rate | 165 Hz | 144 Hz |
| Peak brightness | 2,500 nits | 4,500 nits |
| Measured brightness | 1,765 nits | 1,935 nits |
| Screen-to-body ratio | 88.2% | 90.3% |
| HDR | Yes | Yes |
| Performance | ||
| Chipset | Qualcomm SM8650-AB Snapdragon 8 Gen 3 | Qualcomm SM8850-AC Snapdragon 8 Elite Gen 5 |
| Chip maker | Qualcomm | Qualcomm |
| Process | 4 nm | 3 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 3.3 GHz | 4.6 GHz |
| GPU | Adreno 750 | Adreno 840 |
| AnTuTu score | 1,639,368 | 2,723,497 |
| Geekbench 6 (multi-core) | 6,542 | 11,494 |
| 3DMark Wild Life Extreme | 5,205 | 7,075 |
| Memory | ||
| RAM | 24 GB | 16 GB |
| Storage (max) | 1,024 GB | 1,024 GB |
| Storage (base) | 512 GB | 256 GB |
| Storage type | UFS 4.0 | UFS 4.1 |
| Memory card slot | No | No |
| Camera | ||
| Main camera | 50 MP | 200 MP |
| Main camera aperture | f/1.9 | f/1.9 |
| Main sensor size | 1/1.56" | 1/1.12" |
| Rear cameras | 3 | 2 |
| Optical stabilisation | Yes | Yes |
| Ultra-wide camera | Yes | Yes |
| Telephoto camera | Yes | Yes |
| Optical zoom | 3× | 4.7× |
| Max video | 8K | 8K |
| 4K video frame rate | 60 fps | 120 fps |
| Selfie camera | 32 MP | 50 MP |
| 4K selfie video | No | Yes |
| Battery | ||
| Battery capacity | 5,500 mAh | 6,600 mAh |
| Battery type | Li-Po | Si/C |
| Active use (test) | 14.7 h | 15.8 h |
| Wired charging | 65 W | 100 W |
| Charged in 30 min | 77% | 66% |
| Wireless charging | Yes | Yes |
| Wireless charging power | 15 W | 40 W |
| Reverse wireless charging | — | Yes |
| Connectivity | ||
| 5G | Yes | Yes |
| eSIM | No | Yes |
| Dual SIM | Yes | Yes |
| Wi-Fi standard | Wi-Fi 7 | Wi-Fi 7 |
| Bluetooth | 5.4 | 5.4 |
| NFC | Yes | Yes |
| USB | USB Type-C (side) | USB Type-C 3.2 |
| USB version | 3.2 | 3.2 |
| Video output | Yes | Yes |
| Satellite messaging | — | Yes |
| Infrared port | — | Yes |
| Dual-band GPS | Yes | Yes |
| Satellite navigation | GLONASS, GALILEO, BDS, QZSS, NavIC | GLONASS, GALILEO, BDS, QZSS |
| Features | ||
| Stereo speakers | Yes | Yes |
| 3.5 mm headphone jack | Yes | No |
| Loudspeaker loudness | -26.3 LUFS | -24.7 LUFS |
| Fingerprint sensor | Under display | Under display, ultrasonic |
| Sensors | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass | Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass |
| SAR (head) | — | 0.99 W/kg |
| Software | ||
| OS at launch | Android 14 | Android 16 |
| Platform | Android | Android |
| Interface | ROG UI | OriginOS 6 |
| Major OS updates promised | 2 | — |
| EU label | ||
| Energy class | — | B |
| Battery charge cycles | — | 1,200 |
| Endurance per cycle | — | 57 h |
| Repairability class | — | C |
| Drop resistance class | — | B |









