Redmi K90 Ultra vs Samsung Galaxy S26
The Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite, while the Samsung Galaxy S26 (2026) runs on the Samsung Exynos 2600; estimated prices are $420 and $799. By overall MobileRank rating, the Redmi K90 Ultra leads — 61/100 vs 54/100 (a 7-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 4000); the Samsung Galaxy S26 is faster in AnTuTu (2,856,499 vs 2,760,000); the Samsung Galaxy S26 is noticeably lighter (162g vs 227g).
Redmi K90 Ultra
Samsung Galaxy S26
- Better Geekbench Single: 3050 vs 2880
- Better Geekbench Multi: 9300 vs 9100
- Bigger battery: 8550 vs 4000 mAh
- Faster charging: 100W vs 25W
- Higher refresh rate: 165Hz vs 120Hz
- Cheaper: $420 vs $799
- Higher performance (65/100 vs 64/100)
- Longer battery life (77/100 vs 15/100)
- Better value for money (81/100 vs 55/100)
- Higher AnTuTu: 2856499 vs 2760000
- Lighter: 162g vs 227g
- Better camera (35/100 vs 32/100)
- Better design/ergonomics (97/100 vs 16/100)
Comparing the Redmi K90 Ultra vs the Samsung Galaxy S26, the Redmi K90 Ultra scores 7 points higher (61/100 vs 54/100). In the "battery" category, the Redmi K90 Ultra leads (77/100 vs 15/100). In the "value for money" category, the Redmi K90 Ultra leads (81/100 vs 55/100). In the "performance" category, the Redmi K90 Ultra and the Samsung Galaxy S26 are nearly equal (65/100 vs 64/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Samsung Galaxy S26 and the Redmi K90 Ultra are nearly equal (35/100 vs 32/100). In the "battery" category, the Redmi K90 Ultra significantly outperforms the Samsung Galaxy S26 (77/100 vs 15/100). In the "design" category, the Samsung Galaxy S26 significantly outperforms the Redmi K90 Ultra (97/100 vs 16/100). In the "value for money" category, the Redmi K90 Ultra notably outperforms the Samsung Galaxy S26 (81/100 vs 55/100).
| Specification | Redmi K90 Ultra | Samsung Galaxy S26 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Samsung Exynos 2600 | |
| AnTuTu | 2760000 | 2856499 | |
| Geekbench Single | 3050 | 2880 | |
| Geekbench Multi | 9300 | 9100 | |
| Display | 6.8" AMOLED | 6.2" Dynamic AMOLED 2X | |
| Resolution | 1280x2772 | 2340x1080 | |
| Refresh rate | 165 Hz | 120 Hz | |
| Battery | 8550 mAh | 4000 mAh | |
| Charging | 100W | 25W | |
| Wireless charging | 0W | 15W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 12 MP | |
| Telephoto | 0 MP | 10 MP | |
| Front camera | 20 MP | 12 MP | |
| RAM | 12GB / 16GB | 12GB | |
| Storage | 256GB / 512GB | 128GB / 256GB / 512GB | |
| OS | Android 16 | Android 16 / One UI 8.5 | |
| Brightness (peak) | 3500 nits | 2600 nits | |
| NFC | yes | yes | |
| Protection | IP68/IP69 | IP68 | |
| Dimensions | 162.9×77.9×8.2 mm | 158.4×75.8×7.3 mm | |
| Weight | 227 g | 162 g | |
| Price | $420 | $799 |
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Samsung Galaxy S26
- Main: 50MP f/f/1.8
- Ultrawide: 12MP
- Telephoto: 10MP
- Front: 12MP
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Samsung Galaxy S26
- 6.2" Dynamic AMOLED 2X
- Resolution: 2340x1080
- Refresh rate: 120 Hz
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- No wireless charging
Samsung Galaxy S26
- 4000 mAh
- Wired: 25W
- Wireless: 15W
We compared Redmi K90 Ultra and Samsung Galaxy S26, covering their specs and all relevant benchmarks.
Samsung Galaxy S26 leads Redmi K90 Ultra by 3.4% in our overall performance rating.
Price difference: $379. Redmi K90 Ultra is cheaper by $379.
performance
In the "performance" category, the Redmi K90 Ultra and the Samsung Galaxy S26 are nearly equal (65/100 vs 64/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Samsung Galaxy S26 and the Redmi K90 Ultra are nearly equal (35/100 vs 32/100).
battery
In the "battery" category, the Redmi K90 Ultra significantly outperforms the Samsung Galaxy S26 (77/100 vs 15/100).
design
In the "design" category, the Samsung Galaxy S26 significantly outperforms the Redmi K90 Ultra (97/100 vs 16/100).
value for money
In the "value for money" category, the Redmi K90 Ultra notably outperforms the Samsung Galaxy S26 (81/100 vs 55/100).
Which is better: the Redmi K90 Ultra or the Samsung Galaxy S26?
The Redmi K90 Ultra edges out the Samsung Galaxy S26 by just 7 points — the two devices are very close in overall level.
What is the rating of the Redmi K90 Ultra and the Samsung Galaxy S26?
The Redmi K90 Ultra has a MobileRank rating of 61/100, the Samsung Galaxy S26 — 54/100.
Should you choose the Redmi K90 Ultra over the Samsung Galaxy S26?
The Redmi K90 Ultra is a better fit for active users, those who care about battery life, budget-conscious buyers. The Samsung Galaxy S26 is a better fit for active users.