Redmi K90 Pro Max vs Vivo iQOO 15

The Redmi K90 Pro Max (2025) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Vivo iQOO 15 (2025) runs on the Qualcomm Snapdragon 8 Elite; estimated prices are $561 and $599. By overall MobileRank rating, the Redmi K90 Pro Max leads — 84/100 vs 77/100 (a 7-point difference). Key differences: the Redmi K90 Pro Max has the bigger battery (7560 mAh vs 7000); the Redmi K90 Pro Max is faster in AnTuTu (4,119,955 vs 3,740,528).

The Redmi K90 Pro Max edges out the Vivo iQOO 15 by just 7 points — the two devices are very close in overall level.
Profile comparison
Category scores
Redmi K90 Pro Max
Performance 94
Display 100
Camera 74
Battery 82
Design 37
Value for money 71
Vivo iQOO 15
Performance 78
Display 100
Camera 74
Battery 77
Design 31
Value for money 69
What makes Redmi K90 Pro Max better?
  • Higher AnTuTu: 4119955 vs 3740528
  • Better Geekbench Single: 3640 vs 3050
  • Better Geekbench Multi: 11033 vs 9300
  • Bigger battery: 7560 vs 7000 mAh
  • Faster wireless charging: 50W vs 40W
  • Lighter: 210g vs 215g
  • Cheaper: $561 vs $599

  • Higher performance (94/100 vs 78/100)
  • Longer battery life (82/100 vs 77/100)
  • Better design/ergonomics (37/100 vs 31/100)
  • Better value for money (71/100 vs 69/100)
What makes Vivo iQOO 15 better?
  • Higher refresh rate: 144Hz vs 120Hz

  • Overall rating 77/100
Comparison verdict

Comparing the Redmi K90 Pro Max vs the Vivo iQOO 15, the Redmi K90 Pro Max scores 7 points higher (84/100 vs 77/100). In the "performance" category, the Redmi K90 Pro Max leads (94/100 vs 78/100). In the "performance" category, the Redmi K90 Pro Max notably outperforms the Vivo iQOO 15 (94/100 vs 78/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, both devices are on the same level — 74/100. In the "battery" category, the Redmi K90 Pro Max is a bit better (82/100 vs 77/100). In the "design" category, the Redmi K90 Pro Max is a bit better (37/100 vs 31/100). In the "value for money" category, the Redmi K90 Pro Max and the Vivo iQOO 15 are nearly equal (71/100 vs 69/100).

Redmi K90 Pro Max: The Redmi K90 Pro Max is a better fit for gamers and power users, those who care about battery life.
Vivo iQOO 15: The Vivo iQOO 15 is a better fit for active users, those who care about battery life.
Specs comparison
Specification Redmi K90 Pro Max Vivo iQOO 15
Processor Qualcomm Snapdragon 8 Elite Gen 5 Qualcomm Snapdragon 8 Elite
AnTuTu 4119955 3740528
Geekbench Single 3640 3050
Geekbench Multi 11033 9300
Display 6.9" OLED 6.8" LTPO AMOLED
Resolution 2608x1200 1440x3168
Refresh rate 120 Hz 144 Hz
Battery 7560 mAh 7000 mAh
Charging 100W 100W
Wireless charging 50W 40W
Main camera 50 MP 50 MP
Ultrawide 50 MP 50 MP
Telephoto 50 MP 50 MP
Front camera 32 MP 32 MP
RAM 16GB 12GB / 16GB
Storage 256GB / 512GB / 1TB 256GB / 512GB / 1TB
OS Android 16 Android 16
Brightness (peak) 3500 nits 6000 nits
NFC yes yes
Protection IP68 IP68
Dimensions 163.3×77.8×7.9 mm 163.7×76.8×8.1 mm
Weight 210 g 215 g
Price $561 $599
Camera comparison
Redmi K90 Pro Max
  • Main: 50MP f/f/1.88
  • Ultrawide: 50MP
  • Telephoto: 50MP
  • Front: 32MP
74
camera
Vivo iQOO 15
  • Main: 50MP f/f/1.9
  • Ultrawide: 50MP
  • Telephoto: 50MP
  • Front: 32MP
74
camera
Display comparison
Redmi K90 Pro Max
  • 6.9" OLED
  • Resolution: 2608x1200
  • Refresh rate: 120 Hz
100
display
Vivo iQOO 15
  • 6.8" LTPO AMOLED
  • Resolution: 1440x3168
  • Refresh rate: 144 Hz
100
display
Battery and charging
Redmi K90 Pro Max
  • 7560 mAh
  • Wired: 100W
  • Wireless: 50W
82
battery
Vivo iQOO 15
  • 7000 mAh
  • NanoReview test: web browsing 18:52 hrs, total 39:26 hrs
  • Wired: 100W
  • Wireless: 40W
77
battery
Overall performance score

We compared Redmi K90 Pro Max and Vivo iQOO 15, covering their specs and all relevant benchmarks.

Redmi K90 Pro Max Qualcomm Snapdragon 8 Elite Gen 5
84/100
4119955 AnTuTu
Vivo iQOO 15 Qualcomm Snapdragon 8 Elite
77/100 -10.1%
3740528 AnTuTu

Redmi K90 Pro Max leads Vivo iQOO 15 by 10.1% in our overall performance rating.

Benchmarks
Price and availability
Redmi K90 Pro Max
$561
Vivo iQOO 15
$599

Price difference: $38. Redmi K90 Pro Max is cheaper by $38.

Detailed category analysis
performance

In the "performance" category, the Redmi K90 Pro Max notably outperforms the Vivo iQOO 15 (94/100 vs 78/100).

display

In the "display" category, both devices are on the same level — 100/100.

camera

In the "camera" category, both devices are on the same level — 74/100.

battery

In the "battery" category, the Redmi K90 Pro Max is a bit better (82/100 vs 77/100).

design

In the "design" category, the Redmi K90 Pro Max is a bit better (37/100 vs 31/100).

value for money

In the "value for money" category, the Redmi K90 Pro Max and the Vivo iQOO 15 are nearly equal (71/100 vs 69/100).

Frequently asked questions
Which is better: the Redmi K90 Pro Max or the Vivo iQOO 15?

The Redmi K90 Pro Max edges out the Vivo iQOO 15 by just 7 points — the two devices are very close in overall level.

What is the rating of the Redmi K90 Pro Max and the Vivo iQOO 15?

The Redmi K90 Pro Max has a MobileRank rating of 84/100, the Vivo iQOO 15 — 77/100.

Which is more powerful: the Redmi K90 Pro Max or the Vivo iQOO 15?

The Redmi K90 Pro Max leads on performance (94/100 vs 78/100).

Should you choose the Redmi K90 Pro Max over the Vivo iQOO 15?

The Redmi K90 Pro Max is a better fit for gamers and power users, those who care about battery life. The Vivo iQOO 15 is a better fit for active users, those who care about battery life.