Redmi 15 vs Redmi K70 Ultra
21.8Performance100
50.5Display75.1
29Camera43.4
66.7Battery71.8
28Features86.7
2 spec wins — Redmi 1510 spec wins — Redmi K70 Ultra
InnoReviews verdict
Redmi K70 Ultra wins this phone face-off, 76.7 to 38.6, pulling ahead mainly in performance (+78) and features (+59). 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 Redmi 15
- 27% higher capacity: 7,000 mAh vs 5,500 mAh
Reasons to pick the Redmi K70 Ultra
- Stronger performance score: 100 vs 22
- Stronger display score: 75 vs 51
- Stronger camera score: 43 vs 29
- Stronger battery score: 72 vs 67
- Stronger features score: 87 vs 28
Display
| Spec | Redmi 15 | Redmi K70 Ultra |
|---|---|---|
| Screen size | 6.9 ″+3% | 6.67 ″ |
| Panel type | IPS LCD | OLED |
| Resolution | 1080x2340 | 1220x2712 |
| Pixel density | 374 ppi | 446 ppi+19% |
| Refresh rate | 144 Hz | 144 Hz |
| Peak brightness | 850 nits | 4,000 nits+371% |
| Screen-to-body | — | 89.1 % |
Performance
| Spec | Redmi 15 | Redmi K70 Ultra |
|---|---|---|
| Chipset | Snapdragon 685 | MediaTek Dimensity 9300+ |
| Geekbench 6 (single) | 474Bottom 9% | — |
| Geekbench 6 (multi) | 1,620Bottom 10% | — |
| Wild Life Extreme stability | 99 %Top 39% | — |
| RAM (max) | 8 GB | 24 GB+200% |
| Storage options | 128/256GB | 256/512GB/1TB |
| Storage type | UFS 2.2 | UFS 4.0 |
Camera
| Spec | Redmi 15 | Redmi K70 Ultra |
|---|---|---|
| Main camera | 50 MP | 50 MP |
| Main aperture | f/1.8 | f/1.7 |
| Ultra-wide | — | 8 MP |
| Max video | 1080p@30fps | 8K@30fps |
| Front camera | 8 MP | 20 MP+150% |
| OIS | No | Yes |
Battery
| Spec | Redmi 15 | Redmi K70 Ultra |
|---|---|---|
| Capacity | 7,000 mAh+27% | 5,500 mAh |
| Wired charging | 33 W | 120 W+264% |
| Wireless charging | — | 0 W |
Design
| Spec | Redmi 15 | Redmi K70 Ultra |
|---|---|---|
| Weight | 214 g | 211 g+1% |
| Thickness | 8.4 mm | 8.4 mm |
| IP rating | IP64 | IP68 |
| Frame material | Plastic | Aluminum |
Connectivity
| Spec | Redmi 15 | Redmi K70 Ultra |
|---|---|---|
| 5G | No | Yes |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 7 |
| Bluetooth | 5.0 | 5.4 |
| NFC | Yes | Yes |
| USB | USB-C 2.0 | USB-C |
| eSIM | No | No |
Software
| Spec | Redmi 15 | Redmi K70 Ultra |
|---|---|---|
| OS at launch | Android 15 (HyperOS 2) | Android 14 (HyperOS) |
| OS update pledge | 2 years | — |
Audio
| Spec | Redmi 15 | Redmi K70 Ultra |
|---|---|---|
| Stereo speakers | No | Yes |
| 3.5mm jack | No | No |