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- X300 Pro vs 15S Pro
Vivo X300 Pro vs Xiaomi 15S Pro
What X300 Pro does better (10) and where 15S Pro wins (10) — every spec side by side.
Dimensions
Size comparison
X300 Pro15S Pro
| X300 Pro | 15S Pro | Difference | |
|---|---|---|---|
| Height | 161.2 mm | 161.3 mm | −0.1 mm |
| Width | 75.5 mm | 75.3 mm | +0.2 mm |
| Thickness | 8 mm | 8.3 mm | −0.3 mm |
| Weight | 226 g | 216 g | +10 g |
Drawn to the same scale from the official dimensions (front and side).
Why is X300 Pro better than 15S Pro?
- Measured brightness2,113 nits vs 941 nits2.2×
- Battery capacity6,510 mAh vs 6,100 mAh+7%
- Geekbench 6 (multi-core)10,264 vs 9,082+13%
- Peak brightness4,500 nits vs 3,200 nits+41%
- 3DMark Wild Life Extreme7,263 vs 5,832+25%
- 4K video frame rate120 fps vs 60 fps2×
- eSIMYes · 15S Pro: No
- CPU frequency4.21 GHz vs 3.9 GHz+8%
- Selfie camera50 MP vs 32 MP+56%
- Thickness8 mm vs 8.3 mm+4%
Why is 15S Pro better than X300 Pro?
- Optical zoom3.7× vs 5×+35%
- Storage (base)256 GB vs 512 GB2×
- Pixel density452 ppi vs 521 ppi+15%
- Weight226 g vs 216 g+5%
- Rear cameras2 vs 3+50%
- CPU cores8 vs 10+25%
- Wireless charging power40 W vs 50 W+25%
- Main camera aperturef/1.6 vs f/1.4+14%
- Resolution (width)1,260 px vs 1,440 px+14%
- Charged in 30 min69% vs 75%+9%
Specifications
Side by side
| Design | ||
| Weight | 226 g | 216 g |
| Thickness | 8 mm | 8.3 mm |
| Height | 161.2 mm | 161.3 mm |
| Width | 75.5 mm | 75.3 mm |
| Frame | Aluminium | — |
| Back | Glass | Glass |
| Ingress protection | IP68 | IP68 |
| Water resistance (IPx) | IPx8 | IPx8 |
| Glass protection | Armor Glass | Shatterproof glass (2024 gen) |
| Colours | Phantom Black, Mist Blue, Dune Brown, Cloud White | Black, Blue |
| Display | ||
| Screen size | 6.8″ | 6.7″ |
| Panel | LTPO AMOLED | LTPO AMOLED |
| OLED panel | Yes | Yes |
| LTPO (adaptive 1–120 Hz) | Yes | Yes |
| Resolution (width) | 1,260 px | 1,440 px |
| Resolution (height) | 2,800 px | 3,200 px |
| Pixel density | 452 ppi | 521 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 4,500 nits | 3,200 nits |
| Measured brightness | 2,113 nits | 941 nits |
| Screen-to-body ratio | 91.6% | 90% |
| HDR | Yes | Yes |
| Performance | ||
| Chipset | Mediatek Dimensity 9500 | Xring O1 |
| Chip maker | MediaTek | Xring |
| Process | 3 nm | 3 nm |
| CPU cores | 8 | 10 |
| CPU frequency | 4.21 GHz | 3.9 GHz |
| GPU | Arm G1-Ultra | Immortalis-G925 MP16 |
| AnTuTu score | 2,982,875 | 2,998,904 |
| Geekbench 6 (multi-core) | 10,264 | 9,082 |
| 3DMark Wild Life Extreme | 7,263 | 5,832 |
| Memory | ||
| RAM | 16 GB | 16 GB |
| Storage (max) | 1,024 GB | 1,024 GB |
| Storage (base) | 256 GB | 512 GB |
| Storage type | UFS 4.1 | UFS 4.1 |
| Memory card slot | No | No |
| Camera | ||
| Main camera | 50 MP | 50 MP |
| Main camera aperture | f/1.6 | f/1.4 |
| Main sensor size | 1/1.28" | 1/1.31" |
| Rear cameras | 2 | 3 |
| Optical stabilisation | Yes | Yes |
| Ultra-wide camera | Yes | Yes |
| Telephoto camera | Yes | Yes |
| Optical zoom | 3.7× | 5× |
| Max video | 8K | 8K |
| 4K video frame rate | 120 fps | 60 fps |
| Selfie camera | 50 MP | 32 MP |
| 4K selfie video | Yes | Yes |
| Battery | ||
| Battery capacity | 6,510 mAh | 6,100 mAh |
| Battery type | Si/C | Si/C |
| Active use (test) | 12.8 h | — |
| Wired charging | 90 W | 90 W |
| Charged in 30 min | 69% | 75% |
| Wireless charging | Yes | Yes |
| Wireless charging power | 40 W | 50 W |
| Reverse wireless charging | Yes | Yes |
| Connectivity | ||
| 5G | Yes | Yes |
| eSIM | Yes | No |
| 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 3.2 | USB Type-C 3.2 Gen2 |
| USB version | 3.2 | 3.2 |
| Video output | Yes | Yes |
| Ultra Wideband | — | Yes |
| Satellite messaging | Yes | — |
| Infrared port | Yes | 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 | No | No |
| Loudspeaker loudness | -24.8 LUFS | — |
| Fingerprint sensor | Under display, ultrasonic | Under display, ultrasonic |
| Barometer | — | Yes |
| Sensors | Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass | Fingerprint (under display, ultrasonic), accelerometer, proximity, gyro, compass, barometer |
| Software | ||
| OS at launch | Android 16 | Android 15 |
| Platform | Android | Android |
| Interface | OriginOS 6 | HyperOS 2 |
| Major OS updates promised | 5 | — |
| EU label | ||
| Energy class | B | — |
| Battery charge cycles | 1,200 | — |
| Endurance per cycle | 48 h | — |
| Repairability class | C | — |
| Drop resistance class | B | — |
