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- X300 Ultra vs 17 Ultra
Vivo X300 Ultra vs Xiaomi 17 Ultra
What X300 Ultra does better (10) and where 17 Ultra wins (10) — every spec side by side.
vs
9.6Display9.1
9.5Performance9.5
9.8Camera9.8
9.3Battery9.6
9.7Features9.7
Dimensions
Size comparison
X300 Ultra17 Ultra
| X300 Ultra | 17 Ultra | Difference | |
|---|---|---|---|
| Height | 163 mm | 162.9 mm | +0.1 mm |
| Width | 76.8 mm | 77.6 mm | −0.8 mm |
| Thickness | 8.2 mm | 8.3 mm | −0.1 mm |
| Weight | 232 g | 218 g | +14 g |
Drawn to the same scale from the official dimensions (front and side).
Why is X300 Ultra better than 17 Ultra?
- Main camera200 MP vs 50 MP4×
- Battery capacity6,600 mAh vs 6,000 mAh+10%
- Measured brightness1,935 nits vs 1,132 nits+71%
- Refresh rate144 Hz vs 120 Hz+20%
- Wired charging100 W vs 90 W+11%
- Geekbench 6 (multi-core)11,494 vs 10,896+5%
- Peak brightness4,500 nits vs 3,500 nits+29%
- Pixel density510 ppi vs 416 ppi+23%
- Optical zoom4.7× vs 4.2×+12%
- Resolution (width)1,440 px vs 1,200 px+20%
Why is 17 Ultra better than X300 Ultra?
- Active use (test)15.8 h vs 19.1 h+21%
- Storage (base)256 GB vs 512 GB2×
- Weight232 g vs 218 g+6%
- Rear cameras2 vs 3+50%
- Wireless charging power40 W vs 50 W+25%
- Main camera aperturef/1.9 vs f/1.7+12%
- Bluetooth5.4 vs 6+11%
- Charged in 30 min66% vs 72%+9%
- Loudspeaker loudness-24.7 LUFS vs -24.1 LUFS+-2%
- Screen-to-body ratio90.3% vs 92.3%+2%
Specifications
Side by side
| Design | ||
| Weight | 232 g | 218 g |
| Thickness | 8.2 mm | 8.3 mm |
| Height | 163 mm | 162.9 mm |
| Width | 76.8 mm | 77.6 mm |
| Frame | Aluminium | Aluminium |
| Back | Glass | Silicone polymer |
| Ingress protection | IP68 | IP68 |
| Water resistance (IPx) | IPx8 | IPx8 |
| Glass protection | Armor glass | Xiaomi Shield Glass 3.0 |
| Colours | Eclipse Black, Victory Green, Silver | Black, White, Starlit Green |
| Display | ||
| Screen size | 6.8″ | 6.9″ |
| Panel | LTPO AMOLED | LTPO AMOLED |
| OLED panel | Yes | Yes |
| LTPO (adaptive 1–120 Hz) | Yes | Yes |
| Resolution (width) | 1,440 px | 1,200 px |
| Resolution (height) | 3,168 px | 2,608 px |
| Pixel density | 510 ppi | 416 ppi |
| Refresh rate | 144 Hz | 120 Hz |
| Peak brightness | 4,500 nits | 3,500 nits |
| Measured brightness | 1,935 nits | 1,132 nits |
| Screen-to-body ratio | 90.3% | 92.3% |
| HDR | Yes | Yes |
| Performance | ||
| Chipset | Qualcomm SM8850-AC Snapdragon 8 Elite Gen 5 | Qualcomm SM8850-AC Snapdragon 8 Elite Gen 5 |
| Chip maker | Qualcomm | Qualcomm |
| Process | 3 nm | 3 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 4.6 GHz | 4.6 GHz |
| GPU | Adreno 840 | Adreno 840 |
| AnTuTu score | 2,723,497 | 2,777,490 |
| Geekbench 6 (multi-core) | 11,494 | 10,896 |
| 3DMark Wild Life Extreme | 7,075 | 6,948 |
| 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 | 200 MP | 50 MP |
| Main camera aperture | f/1.9 | f/1.7 |
| Main sensor size | 1/1.12" | 1" |
| Rear cameras | 2 | 3 |
| Optical stabilisation | Yes | Yes |
| Ultra-wide camera | Yes | Yes |
| Telephoto camera | Yes | Yes |
| Optical zoom | 4.7× | 4.2× |
| Max video | 8K | 8K |
| 4K video frame rate | 120 fps | 120 fps |
| Selfie camera | 50 MP | 50 MP |
| 4K selfie video | Yes | Yes |
| Battery | ||
| Battery capacity | 6,600 mAh | 6,000 mAh |
| Battery type | Si/C | Si/C |
| Active use (test) | 15.8 h | 19.1 h |
| Wired charging | 100 W | 90 W |
| Charged in 30 min | 66% | 72% |
| Wireless charging | Yes | Yes |
| Wireless charging power | 40 W | 50 W |
| Reverse wireless charging | Yes | 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 | GLONASS, GALILEO, BDS, QZSS, NavIC |
| Features | ||
| Stereo speakers | Yes | Yes |
| 3.5 mm headphone jack | No | No |
| Loudspeaker loudness | -24.7 LUFS | -24.1 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 |
| SAR (head) | 0.99 W/kg | — |
| Software | ||
| OS at launch | Android 16 | Android 16 |
| Platform | Android | Android |
| Interface | OriginOS 6 | HyperOS 3 |
| EU label | ||
| Energy class | B | — |
| Battery charge cycles | 1,200 | — |
| Endurance per cycle | 57 h | — |
| Repairability class | C | — |
| Drop resistance class | B | — |
