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- Z70 Ultra vs 15
nubia Z70 Ultra vs Xiaomi 15
What Z70 Ultra does better (4) and where 15 wins (11) — every spec side by side.
Dimensions
Size comparison
Z70 Ultra15
| Z70 Ultra | 15 | Difference | |
|---|---|---|---|
| Height | 164.3 mm | 152.3 mm | +12 mm |
| Width | 77.1 mm | 71.2 mm | +5.9 mm |
| Thickness | 8.6 mm | 8.1 mm | +0.5 mm |
| Weight | 228 g | 192 g | +36 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Z70 Ultra better than 15?
- Battery capacity6,150 mAh vs 5,240 mAh+17%
- 4K video frame rate120 fps vs 60 fps2×
- Screen size6.8″ vs 6.4″+8%
- Optical zoom2.7× vs 2.6×+4%
Why is 15 better than Z70 Ultra?
- Refresh rate144 Hz vs 920 Hz6.4×
- Wireless chargingNo · Z70 Ultra: Yes
- RAM12 GB vs 16 GB+33%
- Peak brightness2,000 nits vs 3,200 nits+60%
- Wired charging80 W vs 90 W+12%
- Selfie camera16 MP vs 32 MP2×
- 4K selfie videoNo · Z70 Ultra: Yes
- eSIMNo · Z70 Ultra: Yes
- Weight228 g vs 192 g+19%
- Pixel density431 ppi vs 460 ppi+7%
- Thickness8.6 mm vs 8.1 mm+6%
Specifications
Side by side
| Design | ||
| Weight | 228 g | 192 g |
| Thickness | 8.6 mm | 8.1 mm |
| Height | 164.3 mm | 152.3 mm |
| Width | 77.1 mm | 71.2 mm |
| Frame | Aluminium | Aluminium |
| Back | Glass | Glass |
| Ingress protection | IP68 | IP68 |
| Water resistance (IPx) | IPx8 | IPx8 |
| Glass protection | Longxi glass (gen 2) | Xiaomi Shield Glass |
| Colours | — | Black, White, Liquid Silver, Green, Lilac |
| Display | ||
| Screen size | 6.8″ | 6.4″ |
| Panel | AMOLED | LTPO AMOLED |
| OLED panel | Yes | Yes |
| LTPO (adaptive 1–120 Hz) | — | Yes |
| Resolution (width) | 1,216 px | 1,200 px |
| Resolution (height) | 2,688 px | 2,670 px |
| Pixel density | 431 ppi | 460 ppi |
| Refresh rate | 144 Hz | 920 Hz |
| Peak brightness | 2,000 nits | 3,200 nits |
| Measured brightness | — | 1,517 nits |
| Screen-to-body ratio | — | 90% |
| HDR | — | Yes |
| Performance | ||
| Chipset | Qualcomm Snapdragon 8 Elite | Qualcomm SM8750-AB Snapdragon 8 Elite |
| Chip maker | Qualcomm | Qualcomm |
| Process | — | 3 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 4.32 GHz | 4.32 GHz |
| GPU | Adreno 830 | Adreno 830 |
| AnTuTu score | — | 2,534,638 |
| Geekbench 6 (multi-core) | — | 9,419 |
| 3DMark Wild Life Extreme | — | 5,980 |
| Memory | ||
| RAM | 12 GB | 16 GB |
| Storage (max) | — | 1,024 GB |
| Storage (base) | — | 256 GB |
| Storage type | — | UFS 4.0 |
| Memory card slot | No | No |
| Camera | ||
| Main camera | 50 MP | 50 MP |
| Main camera aperture | f/1.6 | f/1.6 |
| Main sensor size | — | 1/1.31" |
| Rear cameras | 3 | 3 |
| Optical stabilisation | Yes | Yes |
| Ultra-wide camera | Yes | Yes |
| Telephoto camera | Yes | Yes |
| Optical zoom | 2.7× | 2.6× |
| Max video | 8K | 8K |
| 4K video frame rate | 120 fps | 60 fps |
| Selfie camera | 16 MP | 32 MP |
| 4K selfie video | No | Yes |
| Battery | ||
| Battery capacity | 6,150 mAh | 5,240 mAh |
| Battery type | Si/C | Si/C |
| Active use (test) | — | 16.5 h |
| Wired charging | 80 W | 90 W |
| Charged in 30 min | — | 83% |
| Wireless charging | No | Yes |
| Wireless charging power | — | 50 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 | USB Type-C 3.2 |
| USB version | 3.2 | 3.2 |
| Video output | — | Yes |
| Infrared port | Yes | Yes |
| Dual-band GPS | Yes | Yes |
| Satellite navigation | GPS, GLONASS, GALILEO, BDS | GLONASS, GALILEO, BDS, QZSS |
| Features | ||
| Stereo speakers | Yes | Yes |
| 3.5 mm headphone jack | No | No |
| Loudspeaker loudness | — | -25.7 LUFS |
| Fingerprint sensor | — | Under display, ultrasonic |
| Barometer | — | Yes |
| Sensors | proximity, accelerometer, gyro, compass, color spectrum, fingerprint | Fingerprint (under display, ultrasonic), accelerometer, proximity, gyro, compass, barometer |
| SAR (head) | — | 0.99 W/kg |
| Software | ||
| OS at launch | Android 15 | Android 15 |
| Platform | Android | Android |
| Interface | Nebula AIOS | HyperOS 2 |
| Major OS updates promised | — | 4 |
| EU label | ||
| Energy class | — | A |
| Battery charge cycles | — | 1,000 |
| Endurance per cycle | — | 63 h |
| Repairability class | — | C |
| Drop resistance class | — | C |
