Redmi K20 vs Vivo iQOO Z11

The Redmi K20 (2019) runs on the Qualcomm Snapdragon 730, while the Vivo iQOO Z11 (2026) runs on the MediaTek Dimensity 8500; estimated prices are $250 and $290. By overall MobileRank rating, the Vivo iQOO Z11 leads — 51/100 vs 18/100 (a 33-point difference). Key differences: the Vivo iQOO Z11 has the bigger battery (9020 mAh vs 4000); the main camera is 48 MP vs 50 MP; the Vivo iQOO Z11 is faster in AnTuTu (2,612,264 vs 496,392); the Redmi K20 is noticeably lighter (191g vs 228g).

The Vivo iQOO Z11 significantly outperforms the Redmi K20 by 33 points (51/100 vs 18/100).
Profile comparison
Category scores
Redmi K20
Performance 0
Display 0
Camera 36
Battery 12
Design 61
Value for money 93
Vivo iQOO Z11
Performance 41
Display 100
Camera 27
Battery 77
Design 15
Value for money 90
What makes Redmi K20 better?
  • Lighter: 191g vs 228g
  • Cheaper: $250 vs $290

  • Better camera (36/100 vs 27/100)
  • Better design/ergonomics (61/100 vs 15/100)
  • Better value for money (93/100 vs 90/100)
What makes Vivo iQOO Z11 better?
  • Higher AnTuTu: 2612264 vs 496392
  • Better Geekbench Single: 1553 vs 724
  • Better Geekbench Multi: 6403 vs 1836
  • Bigger battery: 9020 vs 4000 mAh
  • Faster charging: 90W vs 18W
  • Better main camera: 50MP vs 48MP
  • Higher refresh rate: 165Hz vs 60Hz

  • Higher performance (41/100 vs 0/100)
  • Longer battery life (77/100 vs 12/100)
  • Better display (100/100 vs 0/100)
Comparison verdict

Comparing the Redmi K20 vs the Vivo iQOO Z11, the Vivo iQOO Z11 scores 33 points higher (51/100 vs 18/100). In the "performance" category, the Vivo iQOO Z11 leads (41/100 vs 0/100). In the "battery" category, the Vivo iQOO Z11 leads (77/100 vs 12/100). In the "performance" category, the Vivo iQOO Z11 significantly outperforms the Redmi K20 (41/100 vs 0/100). In the "display" category, the Vivo iQOO Z11 significantly outperforms the Redmi K20 (100/100 vs 0/100). In the "camera" category, the Redmi K20 is a bit better (36/100 vs 27/100). In the "battery" category, the Vivo iQOO Z11 significantly outperforms the Redmi K20 (77/100 vs 12/100). In the "design" category, the Redmi K20 significantly outperforms the Vivo iQOO Z11 (61/100 vs 15/100). In the "value for money" category, the Redmi K20 and the Vivo iQOO Z11 are nearly equal (93/100 vs 90/100).

Redmi K20: The Redmi K20 is a better fit for budget-conscious buyers.
Vivo iQOO Z11: The Vivo iQOO Z11 is a better fit for those who care about battery life, budget-conscious buyers.
Specs comparison
Specification Redmi K20 Vivo iQOO Z11
Processor Qualcomm Snapdragon 730 MediaTek Dimensity 8500
AnTuTu 496392 2612264
Geekbench Single 724 1553
Geekbench Multi 1836 6403
Display 6.4" AMOLED 6.8" AMOLED
Resolution 2340x1080 1080x2400
Refresh rate 60 Hz 165 Hz
Battery 4000 mAh 9020 mAh
Charging 18W 90W
Main camera 48 MP 50 MP
Ultrawide 13 MP 0 MP
Telephoto 8 MP 0 MP
Front camera 20 MP 16 MP
RAM 6GB / 8GB 8GB / 12GB / 16GB
Storage 64GB / 128GB / 256GB 256GB / 512GB
OS Android 9 Android 16
Brightness (peak) 5000 nits
NFC yes
Protection IP68
Dimensions 163.7×76.2×8.3 mm
Weight 191 g 228 g
Price $250 $290
Camera comparison
Redmi K20
  • Main: 48MP f/f/1.75
  • Ultrawide: 13MP
  • Telephoto: 8MP
  • Front: 20MP
36
camera
Vivo iQOO Z11
  • Main: 50MP f/f/1.8
  • Front: 16MP
27
camera
Display comparison
Redmi K20
  • 6.4" AMOLED
  • Resolution: 2340x1080
  • Refresh rate: 60 Hz
0
display
Vivo iQOO Z11
  • 6.8" AMOLED
  • Resolution: 1080x2400
  • Refresh rate: 165 Hz
100
display
Battery and charging
Redmi K20
  • 4000 mAh
  • Wired: 18W
  • No wireless charging
12
battery
Vivo iQOO Z11
  • 9020 mAh
  • Wired: 90W
  • No wireless charging
77
battery
Overall performance score

We compared Redmi K20 and Vivo iQOO Z11, covering their specs and all relevant benchmarks.

Redmi K20 Qualcomm Snapdragon 730
18/100
496392 AnTuTu
Vivo iQOO Z11 MediaTek Dimensity 8500
51/100 +81.0%
2612264 AnTuTu

Vivo iQOO Z11 leads Redmi K20 by 81.0% in our overall performance rating.

Benchmarks
Price and availability
Redmi K20
$250
Vivo iQOO Z11
$290

Price difference: $40. Redmi K20 is cheaper by $40.

Detailed category analysis
performance

In the "performance" category, the Vivo iQOO Z11 significantly outperforms the Redmi K20 (41/100 vs 0/100).

display

In the "display" category, the Vivo iQOO Z11 significantly outperforms the Redmi K20 (100/100 vs 0/100).

camera

In the "camera" category, the Redmi K20 is a bit better (36/100 vs 27/100).

battery

In the "battery" category, the Vivo iQOO Z11 significantly outperforms the Redmi K20 (77/100 vs 12/100).

design

In the "design" category, the Redmi K20 significantly outperforms the Vivo iQOO Z11 (61/100 vs 15/100).

value for money

In the "value for money" category, the Redmi K20 and the Vivo iQOO Z11 are nearly equal (93/100 vs 90/100).

Frequently asked questions
Which is better: the Redmi K20 or the Vivo iQOO Z11?

The Vivo iQOO Z11 significantly outperforms the Redmi K20 by 33 points (51/100 vs 18/100).

What is the rating of the Redmi K20 and the Vivo iQOO Z11?

The Redmi K20 has a MobileRank rating of 18/100, the Vivo iQOO Z11 — 51/100.

Which has the better camera: the Redmi K20 or the Vivo iQOO Z11?

The Redmi K20 leads on camera score (36/100 vs 27/100).

Which is more powerful: the Redmi K20 or the Vivo iQOO Z11?

The Vivo iQOO Z11 leads on performance (41/100 vs 0/100).

Should you choose the Redmi K20 over the Vivo iQOO Z11?

The Redmi K20 is a better fit for budget-conscious buyers. The Vivo iQOO Z11 is a better fit for those who care about battery life, budget-conscious buyers.