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- X100 Pro vs 15 Ultra
Vivo X100 Pro vs Xiaomi 15 Ultra
What X100 Pro does better (4) and where 15 Ultra wins (16) — every spec side by side.
Dimensions
Size comparison
X100 Pro15 Ultra
| X100 Pro | 15 Ultra | Difference | |
|---|---|---|---|
| Height | 164.1 mm | 161.3 mm | +2.8 mm |
| Width | 75.3 mm | 75.3 mm | = |
| Thickness | 8.9 mm | 9.4 mm | −0.5 mm |
| Weight | 221 g | 226 g | −5 g |
Drawn to the same scale from the official dimensions (front and side).
Why is X100 Pro better than 15 Ultra?
- Wired charging100 W vs 90 W+11%
- Weight221 g vs 226 g+2%
- Charged in 30 min107% vs 72%+49%
- Thickness8.9 mm vs 9.4 mm+6%
Why is 15 Ultra better than X100 Pro?
- AnTuTu score2,104,997 vs 3,030,376+44%
- Geekbench 6 (multi-core)7,343 vs 9,710+32%
- Active use (test)13.9 h vs 16.2 h+17%
- CPU frequency3.25 GHz vs 4.32 GHz+33%
- 3DMark Wild Life Extreme4,592 vs 5,626+23%
- 4K video frame rate60 fps vs 120 fps2×
- Pixel density452 ppi vs 522 ppi+15%
- Measured brightness1,472 nits vs 1,588 nits+8%
- Peak brightness3,000 nits vs 3,200 nits+7%
- Wireless charging power50 W vs 80 W+60%
- Process4 nm vs 3 nm+33%
- Rear cameras3 vs 4+33%
Specifications
Side by side
| Design | ||
| Weight | 221 g | 226 g |
| Thickness | 8.9 mm | 9.4 mm |
| Height | 164.1 mm | 161.3 mm |
| Width | 75.3 mm | 75.3 mm |
| Frame | Aluminium | Aluminium |
| Back | Glass | Silicone polymer |
| Ingress protection | IP68 | IP68 |
| Water resistance (IPx) | IPx8 | IPx8 |
| Glass protection | Corning Gorilla Glass | Xiaomi Shield Glass 2.0 |
| Colours | Startrail Blue, Asteroid Black, Sunset Orange, White | Black, White, Silver Chrome, Green |
| 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 | 522 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 3,000 nits | 3,200 nits |
| Measured brightness | 1,472 nits | 1,588 nits |
| Screen-to-body ratio | 90.2% | 89.7% |
| HDR | Yes | Yes |
| Performance | ||
| Chipset | Mediatek Dimensity 9300 | Qualcomm SM8750-AB Snapdragon 8 Elite |
| Chip maker | MediaTek | Qualcomm |
| Process | 4 nm | 3 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 3.25 GHz | 4.32 GHz |
| GPU | Immortalis-G720 MC12 | Adreno 830 |
| AnTuTu score | 2,104,997 | 3,030,376 |
| Geekbench 6 (multi-core) | 7,343 | 9,710 |
| 3DMark Wild Life Extreme | 4,592 | 5,626 |
| Memory | ||
| RAM | 16 GB | 16 GB |
| Storage (max) | 1,024 GB | 1,024 GB |
| Storage (base) | 256 GB | 256 GB |
| Storage type | UFS 4.0 | UFS 4.1 |
| Memory card slot | No | No |
| Camera | ||
| Main camera | 50 MP | 50 MP |
| Main camera aperture | f/1.8 | f/1.6 |
| Main sensor size | 1/0.98" | 1" |
| Rear cameras | 3 | 4 |
| Optical stabilisation | Yes | Yes |
| Ultra-wide camera | Yes | Yes |
| Telephoto camera | Yes | Yes |
| Optical zoom | 4.3× | 4.3× |
| Max video | 8K | 8K |
| 4K video frame rate | 60 fps | 120 fps |
| Selfie camera | 32 MP | 32 MP |
| 4K selfie video | Yes | Yes |
| Battery | ||
| Battery capacity | 5,400 mAh | 5,410 mAh |
| Battery type | Li-Ion | Si/C |
| Active use (test) | 13.9 h | 16.2 h |
| Wired charging | 100 W | 90 W |
| Charged in 30 min | 107% | 72% |
| Wireless charging | Yes | Yes |
| Wireless charging power | 50 W | 80 W |
| Reverse wireless charging | — | Yes |
| Connectivity | ||
| 5G | Yes | Yes |
| eSIM | Yes | Yes |
| Dual SIM | Yes | Yes |
| Wi-Fi standard | Wi-Fi 7 | Wi-Fi 7 |
| Bluetooth | 5.4 | 6 |
| NFC | Yes | Yes |
| USB | USB Type-C 3.2 | USB Type-C 3.2 Gen 2 |
| USB version | 3.2 | 3.2 |
| Video output | Yes | Yes |
| Satellite messaging | — | Yes |
| Infrared port | Yes | Yes |
| Dual-band GPS | Yes | Yes |
| Satellite navigation | GLONASS, GALILEO, BDS, QZSS, NavIC | GLONASS, GALILEO, BDS, QZSS, NavIC |
| Features | ||
| Stereo speakers | Yes | Yes |
| 3.5 mm headphone jack | No | No |
| Loudspeaker loudness | -24.6 LUFS | -24.1 LUFS |
| Fingerprint sensor | Under display | Under display, ultrasonic |
| Barometer | — | Yes |
| Sensors | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass | Fingerprint (under display, ultrasonic), accelerometer, proximity, gyro, compass, barometer |
| SAR (head) | 0.99 W/kg | 1 W/kg |
| Software | ||
| OS at launch | Android 14 | Android 15 |
| Platform | Android | Android |
| Interface | Funtouch 15 (International) | HyperOS 3 |
| Major OS updates promised | — | 4 |
| EU label | ||
| Energy class | — | A |
| Battery charge cycles | — | 1,000 |
| Endurance per cycle | — | 59 h |
| Repairability class | — | C |
| Drop resistance class | — | C |
