Redmi K80 Ultra vs Redmi Note 15
The Redmi K80 Ultra (2025) runs on the MediaTek Dimensity 9400+, while the Redmi Note 15 (2026) runs on the Qualcomm Snapdragon 6 Gen 3; launch prices were $350 and $229. By overall MobileRank rating, the Redmi K80 Ultra leads — 73/100 vs 57/100 (a 16-point difference). Key differences: the Redmi K80 Ultra has the bigger battery (7410 mAh vs 5520); the main camera is 50 MP vs 108 MP; the Redmi K80 Ultra is faster in AnTuTu (2,876,004 vs 822,983); the Redmi Note 15 is noticeably lighter (178g vs 219g).
Redmi K80 Ultra
Redmi Note 15
- Higher AnTuTu: 2876004 vs 822983
- Better Geekbench Single: 2729 vs 1015
- Better Geekbench Multi: 8430 vs 2920
- Bigger battery: 7410 vs 5520 mAh
- Faster charging: 100W vs 45W
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (89/100 vs 55/100)
- Longer battery life (86/100 vs 54/100)
- Better display (94/100 vs 79/100)
- Better main camera: 108MP vs 50MP
- Lighter: 178g vs 219g
- Cheaper at launch: $229 vs $350
- Better camera (46/100 vs 37/100)
- Better portability (79/100 vs 40/100)
Comparing the Redmi K80 Ultra vs the Redmi Note 15, the Redmi K80 Ultra scores 16 points higher (73/100 vs 57/100). In the "performance" category, the Redmi K80 Ultra leads (89/100 vs 55/100). In the "battery" category, the Redmi K80 Ultra leads (86/100 vs 54/100). Value score: Redmi K80 Ultra — 86/100, Redmi Note 15 — 72/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Redmi K80 Ultra significantly outperforms the Redmi Note 15 (89/100 vs 55/100). In the "display" category, the Redmi K80 Ultra notably outperforms the Redmi Note 15 (94/100 vs 79/100). In the "camera" category, the Redmi Note 15 is a bit better (46/100 vs 37/100). In the "battery" category, the Redmi K80 Ultra significantly outperforms the Redmi Note 15 (86/100 vs 54/100). In the "portability" category, the Redmi Note 15 significantly outperforms the Redmi K80 Ultra (79/100 vs 40/100).
| Specification | Redmi K80 Ultra | Redmi Note 15 | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9400+ | Qualcomm Snapdragon 6 Gen 3 | |
| AnTuTu | 2876004 | 822983 | |
| Geekbench Single | 2729 | 1015 | |
| Geekbench Multi | 8430 | 2920 | |
| Display | 6.8" OLED | 6.8" AMOLED | |
| Resolution | 1280x2772 | 2392x1080 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 7410 mAh | 5520 mAh | |
| Charging | 100W | 45W | |
| Main camera | 50 MP | 108 MP | |
| Ultrawide | 8 MP | 8 MP | |
| Front camera | 20 MP | 20 MP | |
| RAM | 12GB / 16GB | 8GB / 12GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB | |
| OS | Android 15 | Android 15 | |
| Brightness (peak) | 3200 nits | 3200 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP66 | |
| Dimensions | — | 164.0×75.4×7.4 mm | |
| Weight | 219 g | 178 g | |
| Launch price | $350 | $229 |
Redmi K80 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 8MP
- Front: 20MP
Redmi Note 15
- Main: 108MP
- Ultrawide: 8MP
- Front: 20MP
Redmi K80 Ultra
- 6.8" OLED
- Resolution: 1280x2772
- Refresh rate: 144 Hz
Redmi Note 15
- 6.8" AMOLED
- Resolution: 2392x1080
- Refresh rate: 120 Hz
Redmi K80 Ultra
- 7410 mAh
- Wired: 100W
- Wireless charging: no data
Redmi Note 15
- 5520 mAh
- Wired: 45W
- No wireless charging
We compared Redmi K80 Ultra and Redmi Note 15, covering their specs and all relevant benchmarks.
Redmi K80 Ultra leads Redmi Note 15 by 249.5% in our overall performance rating.
Launch price difference: $121. Redmi Note 15 was $121 cheaper at launch.
performance
In the "performance" category, the Redmi K80 Ultra significantly outperforms the Redmi Note 15 (89/100 vs 55/100).
display
In the "display" category, the Redmi K80 Ultra notably outperforms the Redmi Note 15 (94/100 vs 79/100).
camera
In the "camera" category, the Redmi Note 15 is a bit better (46/100 vs 37/100).
battery
In the "battery" category, the Redmi K80 Ultra significantly outperforms the Redmi Note 15 (86/100 vs 54/100).
portability
In the "portability" category, the Redmi Note 15 significantly outperforms the Redmi K80 Ultra (79/100 vs 40/100).
Which is better: the Redmi K80 Ultra or the Redmi Note 15?
The Redmi K80 Ultra is noticeably better than the Redmi Note 15 — the overall rating gap is 16 points.
What is the rating of the Redmi K80 Ultra and the Redmi Note 15?
The Redmi K80 Ultra has a MobileRank rating of 73/100, the Redmi Note 15 — 57/100.
Which has the better camera: the Redmi K80 Ultra or the Redmi Note 15?
The Redmi Note 15 leads on camera score (46/100 vs 37/100).
Which is more powerful: the Redmi K80 Ultra or the Redmi Note 15?
The Redmi K80 Ultra leads on performance (89/100 vs 55/100).
Should you choose the Redmi K80 Ultra over the Redmi Note 15?
The Redmi K80 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Redmi Note 15 is a better fit for everyday use.