Redmi K30 vs Redmi K90 Ultra
The Redmi K30 (2019) runs on the Qualcomm Snapdragon 730G, while the Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $250 and $420. By overall MobileRank rating, the Redmi K90 Ultra leads — 73/100 vs 46/100 (a 27-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 4500); the main camera is 64 MP vs 50 MP; the Redmi K90 Ultra is faster in AnTuTu (3,119,308 vs 533,630); the Redmi K30 is noticeably lighter (208g vs 227g).
Redmi K30
Redmi K90 Ultra
- Better main camera: 64MP vs 50MP
- Lighter: 208g vs 227g
- Cheaper at launch: $250 vs $420
- Better camera (44/100 vs 37/100)
- Better portability (52/100 vs 40/100)
- Higher AnTuTu: 3119308 vs 533630
- Better Geekbench Single: 3041 vs 697
- Better Geekbench Multi: 9494 vs 1809
- Bigger battery: 8550 vs 4500 mAh
- Faster charging: 100W vs 27W
- Higher refresh rate: 165Hz vs 120Hz
- Higher performance (92/100 vs 42/100)
- Longer battery life (78/100 vs 40/100)
- Better display (94/100 vs 66/100)
Comparing the Redmi K30 vs the Redmi K90 Ultra, the Redmi K90 Ultra scores 27 points higher (73/100 vs 46/100). In the "performance" category, the Redmi K90 Ultra leads (92/100 vs 42/100). In the "battery" category, the Redmi K90 Ultra leads (78/100 vs 40/100). Value score: Redmi K30 — 44/100, Redmi K90 Ultra — 82/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Redmi K90 Ultra significantly outperforms the Redmi K30 (92/100 vs 42/100). In the "display" category, the Redmi K90 Ultra notably outperforms the Redmi K30 (94/100 vs 66/100). In the "camera" category, the Redmi K30 is a bit better (44/100 vs 37/100). In the "battery" category, the Redmi K90 Ultra significantly outperforms the Redmi K30 (78/100 vs 40/100). In the "portability" category, the Redmi K30 is a bit better (52/100 vs 40/100).
| Specification | Redmi K30 | Redmi K90 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 730G | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 533630 | 3119308 | |
| Geekbench Single | 697 | 3041 | |
| Geekbench Multi | 1809 | 9494 | |
| Display | 6.7" IPS LCD | 6.8" AMOLED | |
| Resolution | 2400x1080 | 1280x2772 | |
| Refresh rate | 120 Hz | 165 Hz | |
| Battery | 4500 mAh | 8550 mAh | |
| Charging | 27W | 100W | |
| Main camera | 64 MP | 50 MP | |
| Ultrawide | 8 MP | 8 MP | |
| Front camera | 20 MP | 20 MP | |
| RAM | 6GB / 8GB | 12GB / 16GB | |
| Storage | 64GB / 128GB / 256GB | 256GB / 512GB | |
| OS | Android 10 | Android 16 | |
| Brightness (peak) | — | 3500 nits | |
| NFC | — | yes | |
| Protection | — | IP68/IP69 | |
| Dimensions | — | 162.9×77.9×8.2 mm | |
| Weight | 208 g | 227 g | |
| Launch price | $250 | $420 |
Redmi K30
- Main: 64MP f/f/1.89
- Ultrawide: 8MP
- Front: 20MP
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Redmi K30
- 6.7" IPS LCD
- Resolution: 2400x1080
- Refresh rate: 120 Hz
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Redmi K30
- 4500 mAh
- Wired: 27W
- Wireless charging: no data
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- No wireless charging
We compared Redmi K30 and Redmi K90 Ultra, covering their specs and all relevant benchmarks.
Redmi K90 Ultra leads Redmi K30 by 82.9% in our overall performance rating.
Launch price difference: $170. Redmi K30 was $170 cheaper at launch.
performance
In the "performance" category, the Redmi K90 Ultra significantly outperforms the Redmi K30 (92/100 vs 42/100).
display
In the "display" category, the Redmi K90 Ultra notably outperforms the Redmi K30 (94/100 vs 66/100).
camera
In the "camera" category, the Redmi K30 is a bit better (44/100 vs 37/100).
battery
In the "battery" category, the Redmi K90 Ultra significantly outperforms the Redmi K30 (78/100 vs 40/100).
portability
In the "portability" category, the Redmi K30 is a bit better (52/100 vs 40/100).
Which is better: the Redmi K30 or the Redmi K90 Ultra?
The Redmi K90 Ultra significantly outperforms the Redmi K30 by 27 points (73/100 vs 46/100).
What is the rating of the Redmi K30 and the Redmi K90 Ultra?
The Redmi K30 has a MobileRank rating of 46/100, the Redmi K90 Ultra — 73/100.
Which has the better camera: the Redmi K30 or the Redmi K90 Ultra?
The Redmi K30 leads on camera score (44/100 vs 37/100).
Which is more powerful: the Redmi K30 or the Redmi K90 Ultra?
The Redmi K90 Ultra leads on performance (92/100 vs 42/100).
Should you choose the Redmi K30 over the Redmi K90 Ultra?
The Redmi K30 is a better fit for everyday use. The Redmi K90 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.