Redmi K80 Ultra vs Vivo Y31 Pro
The Redmi K80 Ultra (2025) runs on the MediaTek Dimensity 9400+, while the Vivo Y31 Pro (2025) runs on the MediaTek Dimensity 7300; launch prices were $350 and $195. By overall MobileRank rating, the Redmi K80 Ultra leads — 73/100 vs 50/100 (a 23-point difference). Key differences: the Redmi K80 Ultra has the bigger battery (7410 mAh vs 6500); the Redmi K80 Ultra is faster in AnTuTu (2,874,956 vs 879,714); the Redmi K80 Ultra has NFC for contactless payments, the Vivo Y31 Pro doesn't; the Vivo Y31 Pro is noticeably lighter (204g vs 219g).
Profile comparison
Category scores
Redmi K80 Ultra
Vivo Y31 Pro
What makes Redmi K80 Ultra better?
- Higher AnTuTu: 2874956 vs 879714
- Better Geekbench Single: 2729 vs 1011
- Better Geekbench Multi: 8430 vs 2813
- Bigger battery: 7410 vs 6500 mAh
- Faster charging: 100W vs 44W
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (89/100 vs 55/100)
- Better camera (37/100 vs 30/100)
- Longer battery life (86/100 vs 58/100)
- Better display (94/100 vs 66/100)
What makes Vivo Y31 Pro better?
- Lighter: 204g vs 219g
- Cheaper at launch: $195 vs $350
- Better portability (56/100 vs 40/100)
Comparison verdict
Comparing the Redmi K80 Ultra vs the Vivo Y31 Pro, the Redmi K80 Ultra scores 23 points higher (73/100 vs 50/100). 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 58/100). Value score: Redmi K80 Ultra — 80/100, Vivo Y31 Pro — 62/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. In the "performance" category, the Redmi K80 Ultra significantly outperforms the Vivo Y31 Pro (89/100 vs 55/100). In the "display" category, the Redmi K80 Ultra notably outperforms the Vivo Y31 Pro (94/100 vs 66/100). In the "camera" category, the Redmi K80 Ultra is a bit better (37/100 vs 30/100). In the "battery" category, the Redmi K80 Ultra notably outperforms the Vivo Y31 Pro (86/100 vs 58/100). In the "portability" category, the Vivo Y31 Pro notably outperforms the Redmi K80 Ultra (56/100 vs 40/100).
Specs comparison
| Specification | Redmi K80 Ultra | Vivo Y31 Pro | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9400+ | MediaTek Dimensity 7300 | |
| AnTuTu | 2874956 | 879714 | |
| Geekbench Single | 2729 | 1011 | |
| Geekbench Multi | 8430 | 2813 | |
| Display | 6.8" OLED | 6.7" IPS LCD | |
| Resolution | 1280x2772 | 1080x2408 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 7410 mAh | 6500 mAh | |
| Charging | 100W | 44W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 0 MP | |
| Front camera | 20 MP | 8 MP | |
| RAM | 12GB / 16GB | 8GB | |
| Storage | 256GB / 512GB / 1TB | 128GB / 256GB | |
| OS | Android 15 | Android 15, Funtouch 15 | |
| Brightness (peak) | 3200 nits | 1050 nits | |
| NFC | yes | no | |
| Protection | IP68 | IP64 | |
| Dimensions | — | 165.7×76.3×8.1 mm | |
| Weight | 219 g | 204 g | |
| Launch price | $350 | $195 |
Camera comparison
Redmi K80 Ultra
- Main: 50MP f/1.9
- Ultrawide: 8MP
- Front: 20MP
Vivo Y31 Pro
- Main: 50MP f/1.8
- Front: 8MP
Display comparison
Redmi K80 Ultra
- 6.8" OLED
- Resolution: 1280x2772
- Refresh rate: 144 Hz
Vivo Y31 Pro
- 6.7" IPS LCD
- Resolution: 1080x2408
- Refresh rate: 120 Hz
Battery and charging
Redmi K80 Ultra
- 7410 mAh
- Wired: 100W
- Wireless charging: no data
Vivo Y31 Pro
- 6500 mAh
- Wired: 44W
- No wireless charging
Overall performance score
We compared Redmi K80 Ultra and Vivo Y31 Pro, covering their specs and all relevant benchmarks.
Redmi K80 Ultra leads Vivo Y31 Pro by 226.8% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $155. Vivo Y31 Pro was $155 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Redmi K80 Ultra significantly outperforms the Vivo Y31 Pro (89/100 vs 55/100).
display
In the "display" category, the Redmi K80 Ultra notably outperforms the Vivo Y31 Pro (94/100 vs 66/100).
camera
In the "camera" category, the Redmi K80 Ultra is a bit better (37/100 vs 30/100).
battery
In the "battery" category, the Redmi K80 Ultra notably outperforms the Vivo Y31 Pro (86/100 vs 58/100).
portability
In the "portability" category, the Vivo Y31 Pro notably outperforms the Redmi K80 Ultra (56/100 vs 40/100).
Frequently asked questions
Which is better: the Redmi K80 Ultra or the Vivo Y31 Pro?
The Redmi K80 Ultra significantly outperforms the Vivo Y31 Pro by 23 points (73/100 vs 50/100).
What is the rating of the Redmi K80 Ultra and the Vivo Y31 Pro?
The Redmi K80 Ultra has a MobileRank rating of 73/100, the Vivo Y31 Pro — 50/100.
Which has the better camera: the Redmi K80 Ultra or the Vivo Y31 Pro?
The Redmi K80 Ultra leads on camera score (37/100 vs 30/100).
Which is more powerful: the Redmi K80 Ultra or the Vivo Y31 Pro?
The Redmi K80 Ultra leads on performance (89/100 vs 55/100).
Should you choose the Redmi K80 Ultra over the Vivo Y31 Pro?
The Redmi K80 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.