nubia Z70S Ultra vs Redmi 15
78.4Performance21.8
68.2Display50.5
61.1Camera29
76.1Battery66.7
86.7Features28
10 spec wins — nubia Z70S Ultra4 spec wins — Redmi 15
InnoReviews verdict
nubia Z70S Ultra wins this phone face-off, 73.3 to 38.6, pulling ahead mainly in features (+59) and performance (+57). Redmi 15 still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the nubia Z70S Ultra
- Stronger performance score: 78 vs 22
- Stronger display score: 68 vs 51
- Stronger camera score: 61 vs 29
- Stronger battery score: 76 vs 67
- Stronger features score: 87 vs 28
Reasons to pick the Redmi 15
No decisive spec advantages — this side competes on price and preference.
Display
| Spec | nubia Z70S Ultra | Redmi 15 |
|---|---|---|
| Screen size | 6.85 ″ | 6.9 ″+1% |
| Panel type | AMOLED | IPS LCD |
| Resolution | 1216x2688 | 1080x2340 |
| Pixel density | 431 ppi+15% | 374 ppi |
| Refresh rate | 144 Hz | 144 Hz |
| Peak brightness | 2,000 nits+135% | 850 nits |
| Screen-to-body | 95.3 % | — |
Performance
| Spec | nubia Z70S Ultra | Redmi 15 |
|---|---|---|
| Chipset | Snapdragon 8 Elite | Snapdragon 685 |
| Geekbench 6 (single) | 2,952+523%Top 16% | 474Bottom 9% |
| Geekbench 6 (multi) | 8,952+453%Top 14% | 1,620Bottom 10% |
| Wild Life Extreme stability | — | 99 %Top 39% |
| RAM (max) | 24 GB+200% | 8 GB |
| Storage options | 256GB/512GB/1TB | 128/256GB |
| Storage type | UFS 4.0 | UFS 2.2 |
Camera
| Spec | nubia Z70S Ultra | Redmi 15 |
|---|---|---|
| Main camera | 50 MP | 50 MP |
| Main aperture | f/1.7 | f/1.8 |
| Ultra-wide | 50 MP | — |
| Telephoto | 64 MP | — |
| Optical zoom | 2 x | — |
| Max video | 8K@30fps | 1080p@30fps |
| Front camera | 16 MP+100% | 8 MP |
| OIS | Yes | No |
Battery
| Spec | nubia Z70S Ultra | Redmi 15 |
|---|---|---|
| Capacity | 6,600 mAh | 7,000 mAh+6% |
| Wired charging | 80 W+142% | 33 W |
| Wireless charging | 0 W | — |
Design
| Spec | nubia Z70S Ultra | Redmi 15 |
|---|---|---|
| Weight | 228 g | 214 g+6% |
| Thickness | 8.6 mm | 8.4 mm+2% |
| IP rating | IP68/IP69 | IP64 |
| Frame material | — | Plastic |
Connectivity
| Spec | nubia Z70S Ultra | Redmi 15 |
|---|---|---|
| 5G | Yes | No |
| Wi-Fi | Wi-Fi 7 | Wi-Fi 5 |
| Bluetooth | 5.4 | 5.0 |
| NFC | Yes | Yes |
| USB | USB-C 3.1 | USB-C 2.0 |
| eSIM | No | No |
Software
| Spec | nubia Z70S Ultra | Redmi 15 |
|---|---|---|
| OS at launch | Android 15 (Nebula AIOS 1.5) | Android 15 (HyperOS 2) |
| OS update pledge | — | 2 years |
Audio
| Spec | nubia Z70S Ultra | Redmi 15 |
|---|---|---|
| Stereo speakers | Yes | No |
| 3.5mm jack | No | No |