REDMI K90 Ultra vs Vivo X300 E
64.4Performance46.7
78.7Display84
43.4Camera60.5
83.2Battery81.6
86.7Features86.7
5 spec wins — REDMI K90 Ultra5 spec wins — Vivo X300 E
InnoReviews verdict
This one is close to a dead heat: REDMI K90 Ultra scores 69.1 against 67.9 for Vivo X300 E. Pick by the categories that matter to you — REDMI K90 Ultra edges ahead in performance and battery, or by price.
Which would you pick?
Key differences
Reasons to pick the REDMI K90 Ultra
- Stronger performance score: 64 vs 47
- 33% higher RAM (max): 16 GB vs 12 GB
- 19% higher capacity: 8,550 mAh vs 7,200 mAh
- 15% higher Refresh rate: 165 Hz vs 144 Hz
- 11% higher Wired charging: 100 W vs 90 W
Reasons to pick the Vivo X300 E
- Stronger display score: 84 vs 79
- Stronger camera score: 61 vs 43
- 150% higher Front camera: 50 MP vs 20 MP
- 43% higher Peak brightness: 5,000 nits vs 3,500 nits
- 12% lower weight: 200 g vs 227 g
Display
| Spec | REDMI K90 Ultra | Vivo X300 E |
|---|---|---|
| Screen size | 6.83 ″+4% | 6.59 ″ |
| Panel type | AMOLED | AMOLED |
| Resolution | 1280x2772 | 1260x2750 |
| Pixel density | 447 ppi | 459 ppi+3% |
| Refresh rate | 165 Hz+15% | 144 Hz |
| Peak brightness | 3,500 nits | 5,000 nits+43% |
| Screen-to-body | 90.3 % | — |
Performance
| Spec | REDMI K90 Ultra | Vivo X300 E |
|---|---|---|
| Chipset | Snapdragon 8 Elite | Qualcomm Snapdragon 8 Gen 5 |
| RAM (max) | 16 GB+33% | 12 GB |
| Storage options | 256/512GB | 256/512GB |
| Storage type | UFS 4.1 | UFS 4.1 |
Camera
| Spec | REDMI K90 Ultra | Vivo X300 E |
|---|---|---|
| Main camera | 50 MP | 50 MP |
| Main aperture | f/1.7 | f/1.9 |
| Ultra-wide | 8 MP | 8 MP |
| Telephoto | — | 50 MP |
| Optical zoom | — | 3 x |
| Max video | 8K@30fps | — |
| Front camera | 20 MP | 50 MP+150% |
| OIS | Yes | Yes |
Battery
| Spec | REDMI K90 Ultra | Vivo X300 E |
|---|---|---|
| Capacity | 8,550 mAh+19% | 7,200 mAh |
| Wired charging | 100 W+11% | 90 W |
Design
| Spec | REDMI K90 Ultra | Vivo X300 E |
|---|---|---|
| Weight | 227 g | 200 g+12% |
| Thickness | 8.2 mm | 7.8 mm+5% |
| IP rating | IP68/IP69 | IP68/IP69 |
| Frame material | Aluminum | Aluminum |
Connectivity
| Spec | REDMI K90 Ultra | Vivo X300 E |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 7 | Wi-Fi 7 |
| Bluetooth | 5.4 | 5.4 |
| NFC | Yes | Yes |
| USB | USB-C | USB-C 2.0 |
| eSIM | No | No |
Software
| Spec | REDMI K90 Ultra | Vivo X300 E |
|---|---|---|
| OS at launch | Android 16 (HyperOS 3) | Android 16 (OriginOS 6) |
Audio
| Spec | REDMI K90 Ultra | Vivo X300 E |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | No | No |