REDMI K90 Ultra vs Vivo X300 Pro
64.4Performance86.9
78.7Display74.3
43.4Camera75.8
83.2Battery83.3
86.7Features84
4 spec wins — REDMI K90 Ultra8 spec wins — Vivo X300 Pro
InnoReviews verdict
Vivo X300 Pro wins this phone face-off, 81.2 to 69.1, pulling ahead mainly in camera (+32) and performance (+23). REDMI K90 Ultra still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the REDMI K90 Ultra
- Stronger display score: 79 vs 74
- 38% higher Refresh rate: 165 Hz vs 120 Hz
- 31% higher capacity: 8,550 mAh vs 6,510 mAh
- 11% higher Wired charging: 100 W vs 90 W
Reasons to pick the Vivo X300 Pro
- Stronger performance score: 87 vs 64
- Stronger camera score: 76 vs 43
- 525% higher ultra-wide: 50 MP vs 8 MP
- 150% higher Front camera: 50 MP vs 20 MP
- 29% higher Peak brightness: 4,500 nits vs 3,500 nits
Display
| Spec | REDMI K90 Ultra | Vivo X300 Pro |
|---|---|---|
| Screen size | 6.83 ″+1% | 6.78 ″ |
| Panel type | AMOLED | LTPO AMOLED |
| Resolution | 1280x2772 | 1260x2800 |
| Pixel density | 447 ppi | 452 ppi+1% |
| Refresh rate | 165 Hz+38% | 120 Hz |
| Peak brightness | 3,500 nits | 4,500 nits+29% |
| Screen-to-body | 90.3 % | 91.6 %+1% |
Performance
| Spec | REDMI K90 Ultra | Vivo X300 Pro |
|---|---|---|
| Chipset | Snapdragon 8 Elite | MediaTek Dimensity 9500 |
| AnTuTu | — | 3,533,222 |
| Geekbench 6 (single) | — | 3,473Top 6% |
| Geekbench 6 (multi) | — | 10,264Top 6% |
| Wild Life Extreme stability | — | 59 %Bottom 20% |
| RAM (max) | 16 GB | 16 GB |
| Storage options | 256/512GB | 256/512GB/1TB |
| Storage type | UFS 4.1 | UFS 4.1 |
Camera
| Spec | REDMI K90 Ultra | Vivo X300 Pro |
|---|---|---|
| Main camera | 50 MP | 50 MP |
| Main aperture | f/1.7 | f/1.57 |
| Ultra-wide | 8 MP | 50 MP+525% |
| Telephoto | — | 200 MP |
| Optical zoom | — | 3.7 x |
| Max video | 8K@30fps | 8K@30fps |
| Front camera | 20 MP | 50 MP+150% |
| OIS | Yes | Yes |
Battery
| Spec | REDMI K90 Ultra | Vivo X300 Pro |
|---|---|---|
| Capacity | 8,550 mAh+31% | 6,510 mAh |
| Wired charging | 100 W+11% | 90 W |
| Wireless charging | — | 40 W |
| Active use endurance | — | 12.8 h |
Design
| Spec | REDMI K90 Ultra | Vivo X300 Pro |
|---|---|---|
| Weight | 227 g | 226 g |
| Thickness | 8.2 mm | 8 mm+3% |
| IP rating | IP68/IP69 | IP68/IP69 |
| Frame material | Aluminum | Aluminum |
Connectivity
| Spec | REDMI K90 Ultra | Vivo X300 Pro |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 7 | Wi-Fi 7 |
| Bluetooth | 5.4 | 5.4 |
| NFC | Yes | Yes |
| USB | USB-C | USB-C 3.2 |
| eSIM | No | Yes |
Software
| Spec | REDMI K90 Ultra | Vivo X300 Pro |
|---|---|---|
| OS at launch | Android 16 (HyperOS 3) | Android 16 (OriginOS 6) |
| OS update pledge | — | 5 years |
Audio
| Spec | REDMI K90 Ultra | Vivo X300 Pro |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | No | No |