Poco C85x vs Redmi K80 Ultra
The Poco C85x (2026) runs on the Unisoc T8300, while the Redmi K80 Ultra (2025) runs on the MediaTek Dimensity 9400+. By overall MobileRank rating, the Redmi K80 Ultra leads — 60/100 vs 26/100 (a 34-point difference). Key differences: the Redmi K80 Ultra has the bigger battery (7410 mAh vs 6300); the main camera is 32 MP vs 50 MP; the Redmi K80 Ultra is faster in AnTuTu (2,876,004 vs 639,225); the Redmi K80 Ultra has NFC for contactless payments, the Poco C85x doesn't.
Poco C85x
Redmi K80 Ultra
- Lighter: 210g vs 219g
- Better design/ergonomics (37/100 vs 26/100)
- Higher AnTuTu: 2876004 vs 639225
- Better Geekbench Single: 2729 vs 880
- Better Geekbench Multi: 8430 vs 2073
- Bigger battery: 7410 vs 6300 mAh
- Faster charging: 100W vs 15W
- Better main camera: 50MP vs 32MP
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (61/100 vs 0/100)
- Better camera (32/100 vs 12/100)
- Longer battery life (72/100 vs 46/100)
- Better value for money (86/100 vs 55/100)
Comparing the Poco C85x vs the Redmi K80 Ultra, the Redmi K80 Ultra scores 34 points higher (60/100 vs 26/100). In the "performance" category, the Redmi K80 Ultra leads (61/100 vs 0/100). In the "camera" category, the Redmi K80 Ultra leads (32/100 vs 12/100). In the "battery" category, the Redmi K80 Ultra leads (72/100 vs 46/100). In the "value for money" category, the Redmi K80 Ultra leads (86/100 vs 55/100). In the "performance" category, the Redmi K80 Ultra significantly outperforms the Poco C85x (61/100 vs 0/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Redmi K80 Ultra notably outperforms the Poco C85x (32/100 vs 12/100). In the "battery" category, the Redmi K80 Ultra notably outperforms the Poco C85x (72/100 vs 46/100). In the "design" category, the Poco C85x is a bit better (37/100 vs 26/100). In the "value for money" category, the Redmi K80 Ultra significantly outperforms the Poco C85x (86/100 vs 55/100).
| Specification | Poco C85x | Redmi K80 Ultra | |
|---|---|---|---|
| Processor | Unisoc T8300 | MediaTek Dimensity 9400+ | |
| AnTuTu | 639225 | 2876004 | |
| Geekbench Single | 880 | 2729 | |
| Geekbench Multi | 2073 | 8430 | |
| Display | 6.9" IPS LCD | 6.8" OLED | |
| Resolution | 720x1600 | 1280x2772 | |
| Refresh rate | 120 Hz | 144 Hz | |
| Battery | 6300 mAh | 7410 mAh | |
| Charging | 15W | 100W | |
| Main camera | 32 MP | 50 MP | |
| Ultrawide | 0 MP | 8 MP | |
| Front camera | 8 MP | 20 MP | |
| RAM | 4GB | 12GB / 16GB | |
| Storage | 64GB / 128GB | 256GB / 512GB / 1TB | |
| OS | Android 16, HyperOS 3 | Android 15 | |
| Brightness (peak) | 810 nits | 3200 nits | |
| NFC | no | yes | |
| Protection | — | IP68 | |
| Dimensions | 171.6×79.5×8.2 mm | — | |
| Weight | 210 g | 219 g | |
| Price | — | $350 |
Poco C85x
- Main: 32MP
- Front: 8MP
Redmi K80 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 8MP
- Front: 20MP
Poco C85x
- 6.9" IPS LCD
- Resolution: 720x1600
- Refresh rate: 120 Hz
Redmi K80 Ultra
- 6.8" OLED
- Resolution: 1280x2772
- Refresh rate: 144 Hz
Poco C85x
- 6300 mAh
- Wired: 15W
- No wireless charging
Redmi K80 Ultra
- 7410 mAh
- Wired: 100W
- No wireless charging
We compared Poco C85x and Redmi K80 Ultra, covering their specs and all relevant benchmarks.
Redmi K80 Ultra leads Poco C85x by 77.8% in our overall performance rating.
Poco C85x
Price unknownperformance
In the "performance" category, the Redmi K80 Ultra significantly outperforms the Poco C85x (61/100 vs 0/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Redmi K80 Ultra notably outperforms the Poco C85x (32/100 vs 12/100).
battery
In the "battery" category, the Redmi K80 Ultra notably outperforms the Poco C85x (72/100 vs 46/100).
design
In the "design" category, the Poco C85x is a bit better (37/100 vs 26/100).
value for money
In the "value for money" category, the Redmi K80 Ultra significantly outperforms the Poco C85x (86/100 vs 55/100).
Which is better: the Poco C85x or the Redmi K80 Ultra?
The Redmi K80 Ultra significantly outperforms the Poco C85x by 34 points (60/100 vs 26/100).
What is the rating of the Poco C85x and the Redmi K80 Ultra?
The Poco C85x has a MobileRank rating of 26/100, the Redmi K80 Ultra — 60/100.
Which has the better camera: the Poco C85x or the Redmi K80 Ultra?
The Redmi K80 Ultra leads on camera score (32/100 vs 12/100).
Which is more powerful: the Poco C85x or the Redmi K80 Ultra?
The Redmi K80 Ultra leads on performance (61/100 vs 0/100).
Should you choose the Poco C85x over the Redmi K80 Ultra?
The Poco C85x is a better fit for everyday use. The Redmi K80 Ultra is a better fit for active users, budget-conscious buyers.