Redmi K20 Pro vs Vivo iQOO 15 Ultra

The Redmi K20 Pro (2019) runs on the Qualcomm Snapdragon 855, while the Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5; estimated prices are $350 and $799. By overall MobileRank rating, the Vivo iQOO 15 Ultra leads — 89/100 vs 46/100 (a 43-point difference). Key differences: the Vivo iQOO 15 Ultra has the bigger battery (7400 mAh vs 4000); the main camera is 48 MP vs 50 MP; the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 824,513); the Redmi K20 Pro is noticeably lighter (191g vs 227g).

The Vivo iQOO 15 Ultra significantly outperforms the Redmi K20 Pro by 43 points (89/100 vs 46/100).
Profile comparison
Category scores
Redmi K20 Pro
Performance 54
Display 56
Camera 41
Battery 24
Portability 56
Value for money
Vivo iQOO 15 Ultra
Performance 99
Display 99
Camera 78
Battery 92
Portability 35
Value for money
What makes Redmi K20 Pro better?
  • Lighter: 191g vs 227g
  • Cheaper: $350 vs $799

  • Better portability (56/100 vs 35/100)
What makes Vivo iQOO 15 Ultra better?
  • Higher AnTuTu: 4602290 vs 824513
  • Better Geekbench Single: 3640 vs 968
  • Better Geekbench Multi: 11033 vs 2731
  • Bigger battery: 7400 vs 4000 mAh
  • Faster charging: 120W vs 27W
  • Better main camera: 50MP vs 48MP
  • Higher refresh rate: 144Hz vs 60Hz

  • Higher performance (99/100 vs 54/100)
  • Better camera (78/100 vs 41/100)
  • Longer battery life (92/100 vs 24/100)
  • Better display (99/100 vs 56/100)
Comparison verdict

Comparing the Redmi K20 Pro vs the Vivo iQOO 15 Ultra, the Vivo iQOO 15 Ultra scores 43 points higher (89/100 vs 46/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (99/100 vs 54/100). In the "camera" category, the Vivo iQOO 15 Ultra leads (78/100 vs 41/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (92/100 vs 24/100). In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi K20 Pro (99/100 vs 54/100). In the "display" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi K20 Pro (99/100 vs 56/100). In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi K20 Pro (78/100 vs 41/100). In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi K20 Pro (92/100 vs 24/100). In the "portability" category, the Redmi K20 Pro notably outperforms the Vivo iQOO 15 Ultra (56/100 vs 35/100).

Redmi K20 Pro: The Redmi K20 Pro is a better fit for everyday use.
Vivo iQOO 15 Ultra: The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life.
Specs comparison
Specification Redmi K20 Pro Vivo iQOO 15 Ultra
Processor Qualcomm Snapdragon 855 Qualcomm Snapdragon 8 Elite Gen 5
AnTuTu 824513 4602290
Geekbench Single 968 3640
Geekbench Multi 2731 11033
Display 6.4" AMOLED 6.8" LTPO AMOLED
Resolution 2340x1080 1440x3168
Refresh rate 60 Hz 144 Hz
Battery 4000 mAh 7400 mAh
Charging 27W 120W
Wireless charging 0W 50W
Main camera 48 MP 50 MP
Ultrawide 13 MP 50 MP
Telephoto 8 MP 50 MP
Front camera 20 MP 32 MP
RAM 6GB / 8GB 12GB / 16GB / 24GB
Storage 64GB / 128GB / 256GB 256GB / 512GB / 1TB
OS Android 9 Android 16
Brightness (peak) 8000 nits
NFC yes yes
Protection IP68
Dimensions 156.7×74.3×8.8 mm 163.7×76.8×8.7 mm
Weight 191 g 227 g
Price $350 $799
Camera comparison
Redmi K20 Pro
  • Main: 48MP f/1.75
  • Ultrawide: 13MP
  • Telephoto: 8MP
  • Front: 20MP
41
camera
Vivo iQOO 15 Ultra
  • Main: 50MP f/f/1.9
  • Ultrawide: 50MP
  • Telephoto: 50MP
  • Front: 32MP
78
camera
Display comparison
Redmi K20 Pro
  • 6.4" AMOLED
  • Resolution: 2340x1080
  • Refresh rate: 60 Hz
56
display
Vivo iQOO 15 Ultra
  • 6.8" LTPO AMOLED
  • Resolution: 1440x3168
  • Refresh rate: 144 Hz
99
display
Battery and charging
Redmi K20 Pro
  • 4000 mAh
  • Wired: 27W
  • No wireless charging
24
battery
Vivo iQOO 15 Ultra
  • 7400 mAh
  • Wired: 120W
  • Wireless: 50W
92
battery
Overall performance score

We compared Redmi K20 Pro and Vivo iQOO 15 Ultra, covering their specs and all relevant benchmarks.

Redmi K20 Pro Qualcomm Snapdragon 855
46/100
824513 AnTuTu
Vivo iQOO 15 Ultra Qualcomm Snapdragon 8 Elite Gen 5
89/100 +82.1%
4602290 AnTuTu

Vivo iQOO 15 Ultra leads Redmi K20 Pro by 82.1% in our overall performance rating.

Benchmarks
Price and availability
Redmi K20 Pro
$350
Vivo iQOO 15 Ultra
$799

Price difference: $449. Redmi K20 Pro is cheaper by $449.

Detailed category analysis
performance

In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi K20 Pro (99/100 vs 54/100).

display

In the "display" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi K20 Pro (99/100 vs 56/100).

camera

In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi K20 Pro (78/100 vs 41/100).

battery

In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi K20 Pro (92/100 vs 24/100).

portability

In the "portability" category, the Redmi K20 Pro notably outperforms the Vivo iQOO 15 Ultra (56/100 vs 35/100).

Frequently asked questions
Which is better: the Redmi K20 Pro or the Vivo iQOO 15 Ultra?

The Vivo iQOO 15 Ultra significantly outperforms the Redmi K20 Pro by 43 points (89/100 vs 46/100).

What is the rating of the Redmi K20 Pro and the Vivo iQOO 15 Ultra?

The Redmi K20 Pro has a MobileRank rating of 46/100, the Vivo iQOO 15 Ultra — 89/100.

Which has the better camera: the Redmi K20 Pro or the Vivo iQOO 15 Ultra?

The Vivo iQOO 15 Ultra leads on camera score (78/100 vs 41/100).

Which is more powerful: the Redmi K20 Pro or the Vivo iQOO 15 Ultra?

The Vivo iQOO 15 Ultra leads on performance (99/100 vs 54/100).

Should you choose the Redmi K20 Pro over the Vivo iQOO 15 Ultra?

The Redmi K20 Pro is a better fit for everyday use. The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life.