Redmi K80 Ultra vs Vivo iQOO U5x
The Redmi K80 Ultra (2025) runs on the MediaTek Dimensity 9400+, while the Vivo iQOO U5x (2022) runs on the Qualcomm Snapdragon 680 4G. By overall MobileRank rating, the Redmi K80 Ultra leads — 73/100 vs 34/100 (a 39-point difference). Key differences: the Redmi K80 Ultra has the bigger battery (7410 mAh vs 5000); the main camera is 50 MP vs 13 MP; the Redmi K80 Ultra is faster in AnTuTu (2,874,956 vs 424,216); the Redmi K80 Ultra has NFC for contactless payments, the Vivo iQOO U5x doesn't; the Vivo iQOO U5x is noticeably lighter (179g vs 219g).
Profile comparison
Category scores
Redmi K80 Ultra
Vivo iQOO U5x
What makes Redmi K80 Ultra better?
- Higher AnTuTu: 2874956 vs 424216
- Better Geekbench Single: 2729 vs 412
- Better Geekbench Multi: 8430 vs 1423
- Bigger battery: 7410 vs 5000 mAh
- Better main camera: 50MP vs 13MP
- Higher performance (89/100 vs 31/100)
- Better camera (37/100 vs 10/100)
- Longer battery life (86/100 vs 66/100)
- Better display (94/100 vs 39/100)
What makes Vivo iQOO U5x better?
- Lighter: 179g vs 219g
- Better portability (68/100 vs 40/100)
Comparison verdict
Comparing the Redmi K80 Ultra vs the Vivo iQOO U5x, the Redmi K80 Ultra scores 39 points higher (73/100 vs 34/100). In the "performance" category, the Redmi K80 Ultra leads (89/100 vs 31/100). In the "camera" category, the Redmi K80 Ultra leads (37/100 vs 10/100). In the "battery" category, the Redmi K80 Ultra leads (86/100 vs 66/100). In the "performance" category, the Redmi K80 Ultra significantly outperforms the Vivo iQOO U5x (89/100 vs 31/100). In the "display" category, the Redmi K80 Ultra significantly outperforms the Vivo iQOO U5x (94/100 vs 39/100). In the "camera" category, the Redmi K80 Ultra notably outperforms the Vivo iQOO U5x (37/100 vs 10/100). In the "battery" category, the Redmi K80 Ultra notably outperforms the Vivo iQOO U5x (86/100 vs 66/100). In the "portability" category, the Vivo iQOO U5x notably outperforms the Redmi K80 Ultra (68/100 vs 40/100).
Specs comparison
| Specification | Redmi K80 Ultra | Vivo iQOO U5x | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9400+ | Qualcomm Snapdragon 680 4G | |
| AnTuTu | 2874956 | 424216 | |
| Geekbench Single | 2729 | 412 | |
| Geekbench Multi | 8430 | 1423 | |
| Display | 6.8" OLED | 6.5" IPS LCD | |
| Resolution | 1280x2772 | 720x1600 | |
| Refresh rate | 144 Hz | — | |
| Battery | 7410 mAh | 5000 mAh | |
| Charging | 100W | — | |
| Main camera | 50 MP | 13 MP | |
| Ultrawide | 8 MP | 0 MP | |
| Front camera | 20 MP | 8 MP | |
| RAM | 12GB / 16GB | 4GB / 8GB | |
| Storage | 256GB / 512GB / 1TB | 128GB | |
| OS | Android 15 | Android 11, Origin OS Ocean | |
| Brightness (peak) | 3200 nits | — | |
| NFC | yes | no | |
| Protection | IP68 | — | |
| Dimensions | — | 164.0×75.2×8.3 mm | |
| Weight | 219 g | 179 g | |
| Launch price | $350 | — |
Camera comparison
Redmi K80 Ultra
- Main: 50MP f/1.9
- Ultrawide: 8MP
- Front: 20MP
Vivo iQOO U5x
- Main: 13MP f/2.2
- Front: 8MP
Display comparison
Redmi K80 Ultra
- 6.8" OLED
- Resolution: 1280x2772
- Refresh rate: 144 Hz
Vivo iQOO U5x
- 6.5" IPS LCD
- Resolution: 720x1600
- Refresh rate: —
Battery and charging
Redmi K80 Ultra
- 7410 mAh
- Wired: 100W
- Wireless charging: no data
Vivo iQOO U5x
- 5000 mAh
- Wireless charging: no data
Overall performance score
We compared Redmi K80 Ultra and Vivo iQOO U5x, covering their specs and all relevant benchmarks.
Redmi K80 Ultra leads Vivo iQOO U5x by 577.7% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Vivo iQOO U5x
Price unknownDetailed category analysis
performance
In the "performance" category, the Redmi K80 Ultra significantly outperforms the Vivo iQOO U5x (89/100 vs 31/100).
display
In the "display" category, the Redmi K80 Ultra significantly outperforms the Vivo iQOO U5x (94/100 vs 39/100).
camera
In the "camera" category, the Redmi K80 Ultra notably outperforms the Vivo iQOO U5x (37/100 vs 10/100).
battery
In the "battery" category, the Redmi K80 Ultra notably outperforms the Vivo iQOO U5x (86/100 vs 66/100).
portability
In the "portability" category, the Vivo iQOO U5x notably outperforms the Redmi K80 Ultra (68/100 vs 40/100).
Frequently asked questions
Which is better: the Redmi K80 Ultra or the Vivo iQOO U5x?
The Redmi K80 Ultra significantly outperforms the Vivo iQOO U5x by 39 points (73/100 vs 34/100).
What is the rating of the Redmi K80 Ultra and the Vivo iQOO U5x?
The Redmi K80 Ultra has a MobileRank rating of 73/100, the Vivo iQOO U5x — 34/100.
Which has the better camera: the Redmi K80 Ultra or the Vivo iQOO U5x?
The Redmi K80 Ultra leads on camera score (37/100 vs 10/100).
Which is more powerful: the Redmi K80 Ultra or the Vivo iQOO U5x?
The Redmi K80 Ultra leads on performance (89/100 vs 31/100).
Should you choose the Redmi K80 Ultra over the Vivo iQOO U5x?
The Redmi K80 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.