Redmi 15 vs Redmi K80 Ultra
The Redmi 15 (2026) runs on the Qualcomm Snapdragon 685, while the Redmi K80 Ultra (2025) runs on the MediaTek Dimensity 9400+; estimated prices are $156 and $350. By overall MobileRank rating, the Redmi K80 Ultra leads — 73/100 vs 45/100 (a 28-point difference). Key differences: the Redmi K80 Ultra has the bigger battery (7410 mAh vs 5500); the main camera is 108 MP vs 50 MP; the Redmi K80 Ultra is faster in AnTuTu (2,876,004 vs 467,392); the Redmi 15 is noticeably lighter (195g vs 219g).
Redmi 15
Redmi K80 Ultra
- Better main camera: 108MP vs 50MP
- Lighter: 195g vs 219g
- Cheaper: $156 vs $350
- Better camera (40/100 vs 37/100)
- Better portability (57/100 vs 40/100)
- Higher AnTuTu: 2876004 vs 467392
- Better Geekbench Single: 2729 vs 466
- Better Geekbench Multi: 8430 vs 1396
- Bigger battery: 7410 vs 5500 mAh
- Faster charging: 100W vs 33W
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (89/100 vs 33/100)
- Longer battery life (86/100 vs 52/100)
- Better display (94/100 vs 78/100)
Comparing the Redmi 15 vs the Redmi K80 Ultra, the Redmi K80 Ultra scores 28 points higher (73/100 vs 45/100). In the "performance" category, the Redmi K80 Ultra leads (89/100 vs 33/100). In the "battery" category, the Redmi K80 Ultra leads (86/100 vs 52/100). In the "performance" category, the Redmi K80 Ultra significantly outperforms the Redmi 15 (89/100 vs 33/100). In the "display" category, the Redmi K80 Ultra notably outperforms the Redmi 15 (94/100 vs 78/100). In the "camera" category, the Redmi 15 and the Redmi K80 Ultra are nearly equal (40/100 vs 37/100). In the "battery" category, the Redmi K80 Ultra significantly outperforms the Redmi 15 (86/100 vs 52/100). In the "portability" category, the Redmi 15 notably outperforms the Redmi K80 Ultra (57/100 vs 40/100).
| Specification | Redmi 15 | Redmi K80 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 685 | MediaTek Dimensity 9400+ | |
| AnTuTu | 467392 | 2876004 | |
| Geekbench Single | 466 | 2729 | |
| Geekbench Multi | 1396 | 8430 | |
| Display | 6.8" AMOLED | 6.8" OLED | |
| Resolution | 1080x2340 | 1280x2772 | |
| Refresh rate | 120 Hz | 144 Hz | |
| Battery | 5500 mAh | 7410 mAh | |
| Charging | 33W | 100W | |
| Main camera | 108 MP | 50 MP | |
| Ultrawide | 0 MP | 8 MP | |
| Front camera | 13 MP | 20 MP | |
| RAM | 6GB / 8GB | 12GB / 16GB | |
| Storage | 128GB / 256GB | 256GB / 512GB / 1TB | |
| OS | Android 15, HyperOS 2.2 | Android 15 | |
| Brightness (peak) | 850 nits | 3200 nits | |
| NFC | yes | yes | |
| Protection | IP64 | IP68 | |
| Dimensions | 169.5×80.5×8.4 mm | — | |
| Weight | 195 g | 219 g | |
| Price | $156 | $350 |
Redmi 15
- Main: 108MP
- Front: 13MP
Redmi K80 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 8MP
- Front: 20MP
Redmi 15
- 6.8" AMOLED
- Resolution: 1080x2340
- Refresh rate: 120 Hz
Redmi K80 Ultra
- 6.8" OLED
- Resolution: 1280x2772
- Refresh rate: 144 Hz
Redmi 15
- 5500 mAh
- Wired: 33W
- No wireless charging
Redmi K80 Ultra
- 7410 mAh
- Wired: 100W
- Wireless charging: no data
We compared Redmi 15 and Redmi K80 Ultra, covering their specs and all relevant benchmarks.
Redmi K80 Ultra leads Redmi 15 by 83.7% in our overall performance rating.
Price difference: $194. Redmi 15 is cheaper by $194.
performance
In the "performance" category, the Redmi K80 Ultra significantly outperforms the Redmi 15 (89/100 vs 33/100).
display
In the "display" category, the Redmi K80 Ultra notably outperforms the Redmi 15 (94/100 vs 78/100).
camera
In the "camera" category, the Redmi 15 and the Redmi K80 Ultra are nearly equal (40/100 vs 37/100).
battery
In the "battery" category, the Redmi K80 Ultra significantly outperforms the Redmi 15 (86/100 vs 52/100).
portability
In the "portability" category, the Redmi 15 notably outperforms the Redmi K80 Ultra (57/100 vs 40/100).
Which is better: the Redmi 15 or the Redmi K80 Ultra?
The Redmi K80 Ultra significantly outperforms the Redmi 15 by 28 points (73/100 vs 45/100).
What is the rating of the Redmi 15 and the Redmi K80 Ultra?
The Redmi 15 has a MobileRank rating of 45/100, the Redmi K80 Ultra — 73/100.
Which is more powerful: the Redmi 15 or the Redmi K80 Ultra?
The Redmi K80 Ultra leads on performance (89/100 vs 33/100).
Should you choose the Redmi 15 over the Redmi K80 Ultra?
The Redmi 15 is a better fit for everyday use. The Redmi K80 Ultra is a better fit for gamers and power users, those who care about battery life.