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- Z70S Ultra vs Redmi K90 Pro Max
nubia Z70S Ultra vs Xiaomi Redmi K90 Pro Max
What Z70S Ultra does better (3) and where Redmi K90 Pro Max wins (9) — every spec side by side.
vs
9.6Display9.7
9.6Camera9.7
9.2Battery9.7
9.7Features9.3
Dimensions
Size comparison
Z70S UltraRedmi K90 Pro Max
| Z70S Ultra | Redmi K90 Pro Max | Difference | |
|---|---|---|---|
| Height | 164.3 mm | 163.3 mm | +1 mm |
| Width | 77.1 mm | 77.8 mm | −0.7 mm |
| Thickness | 8.6 mm | 7.9 mm | +0.7 mm |
| Weight | 228 g | 218 g | +10 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Z70S Ultra better than Redmi K90 Pro Max?
- 4K video frame rate120 fps vs 60 fps2×
- Water resistance (IPx)IPx9 vs IPx8+12%
- Pixel density430 ppi vs 416 ppi+3%
Why is Redmi K90 Pro Max better than Z70S Ultra?
- Refresh rate144 Hz vs 560 Hz3.9×
- Wireless chargingNo · Z70S Ultra: Yes
- Battery capacity6,600 mAh vs 7,560 mAh+15%
- Wired charging80 W vs 100 W+25%
- Selfie camera16 MP vs 32 MP2×
- 4K selfie videoNo · Z70S Ultra: Yes
- CPU frequency4.32 GHz vs 4.6 GHz+6%
- Weight228 g vs 218 g+5%
- Thickness8.6 mm vs 7.9 mm+9%
Specifications
Side by side
| Design | ||
| Weight | 228 g | 218 g |
| Thickness | 8.6 mm | 7.9 mm |
| Height | 164.3 mm | 163.3 mm |
| Width | 77.1 mm | 77.8 mm |
| Frame | Aluminium | Aluminium |
| Back | Glass | Silicone polymer |
| Ingress protection | IP69 | IP68 |
| Water resistance (IPx) | IPx9 | IPx8 |
| Glass protection | Gorilla Glass 7i | Xiaomi Dragon Crystal Glass |
| Colours | — | Black, White, Denim Blue, Lamborgini White |
| Display | ||
| Screen size | 6.8″ | 6.9″ |
| Panel | AMOLED | AMOLED |
| OLED panel | Yes | Yes |
| Resolution (width) | 1,216 px | 1,200 px |
| Resolution (height) | 2,688 px | 2,608 px |
| Pixel density | 430 ppi | 416 ppi |
| Refresh rate | 144 Hz | 560 Hz |
| Peak brightness | — | 3,500 nits |
| Screen-to-body ratio | — | 91.8% |
| HDR | Yes | Yes |
| Performance | ||
| Chipset | Qualcomm Snapdragon 8 Elite | Qualcomm SM8850-AC Snapdragon 8 Elite Gen 5 |
| Chip maker | Qualcomm | Qualcomm |
| Process | — | 3 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 4.32 GHz | 4.6 GHz |
| GPU | Adreno 830 | Adreno 840 |
| AnTuTu score | — | 3,897,821 |
| Geekbench 6 (multi-core) | — | 11,219 |
| 3DMark Wild Life Extreme | — | 6,490 |
| Memory | ||
| RAM | — | 16 GB |
| Storage (max) | — | 1,024 GB |
| Storage (base) | — | 256 GB |
| Storage type | — | UFS 4.1 |
| Memory card slot | — | No |
| Camera | ||
| Main camera | 50 MP | 50 MP |
| Main camera aperture | f/1.7 | f/1.7 |
| 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 | — | 5× |
| 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 | 6,600 mAh | 7,560 mAh |
| Battery type | Li-Ion | Si/C |
| Wired charging | 80 W | 100 W |
| Wireless charging | No | Yes |
| Wireless charging power | — | 50 W |
| Reverse wireless charging | — | Yes |
| Connectivity | ||
| 5G | Yes | Yes |
| eSIM | No | 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 version | — | 3.2 |
| Video output | — | Yes |
| Infrared port | Yes | Yes |
| Dual-band GPS | — | Yes |
| Satellite navigation | GPS, GLONASS, GALILEO, QZSS | GLONASS, GALILEO, BDS, QZSS, NavIC |
| Features | ||
| Stereo speakers | Yes | Yes |
| 3.5 mm headphone jack | — | No |
| Fingerprint sensor | Under display | Under display, ultrasonic |
| Sensors | proximity, accelerometer, gyro, fingerprint | Fingerprint (under display, ultrasonic), accelerometer, proximity, gyro, compass |
| Software | ||
| OS at launch | Android 15 | Android 16 |
| Platform | Android | Android |
| Interface | Nebula AIOS | HyperOS 3 |
