Redmi Note 15 vs Vivo iQOO Z7

The Redmi Note 15 (2026) runs on the Qualcomm Snapdragon 6 Gen 3, while the Vivo iQOO Z7 (2023) runs on the MediaTek Dimensity 920. By overall MobileRank rating, the Redmi Note 15 leads — 33/100 vs 26/100 (a 7-point difference). Key differences: the Redmi Note 15 has the bigger battery (5520 mAh vs 4500); the main camera is 50 MP vs 64 MP; the Redmi Note 15 has NFC for contactless payments, the Vivo iQOO Z7 doesn't; the Vivo iQOO Z7 is noticeably lighter (173g vs 193g).

The Redmi Note 15 edges out the Vivo iQOO Z7 by just 7 points — the two devices are very close in overall level.
Profile comparison
Category scores
Redmi Note 15
Performance 1
Display 100
Camera 27
Battery 46
Design 58
Value for money 94
Vivo iQOO Z7
Performance 0
Display 50
Camera 37
Battery 30
Design 83
Value for money 55
What makes Redmi Note 15 better?
  • Bigger battery: 5520 vs 4500 mAh
  • Higher refresh rate: 120Hz vs 90Hz

  • Higher performance (1/100 vs 0/100)
  • Longer battery life (46/100 vs 30/100)
  • Better display (100/100 vs 50/100)
  • Better value for money (94/100 vs 55/100)
What makes Vivo iQOO Z7 better?
  • Faster charging: 44W vs 33W
  • Better main camera: 64MP vs 50MP
  • Lighter: 173g vs 193g

  • Better camera (37/100 vs 27/100)
  • Better design/ergonomics (83/100 vs 58/100)
Comparison verdict

Comparing the Redmi Note 15 vs the Vivo iQOO Z7, the Redmi Note 15 scores 7 points higher (33/100 vs 26/100). In the "camera" category, the Vivo iQOO Z7 leads (37/100 vs 27/100). In the "battery" category, the Redmi Note 15 leads (46/100 vs 30/100). In the "value for money" category, the Redmi Note 15 leads (94/100 vs 55/100). In the "performance" category, the Redmi Note 15 and the Vivo iQOO Z7 are nearly equal (1/100 vs 0/100). In the "display" category, the Redmi Note 15 significantly outperforms the Vivo iQOO Z7 (100/100 vs 50/100). In the "camera" category, the Vivo iQOO Z7 is a bit better (37/100 vs 27/100). In the "battery" category, the Redmi Note 15 notably outperforms the Vivo iQOO Z7 (46/100 vs 30/100). In the "design" category, the Vivo iQOO Z7 notably outperforms the Redmi Note 15 (83/100 vs 58/100). In the "value for money" category, the Redmi Note 15 significantly outperforms the Vivo iQOO Z7 (94/100 vs 55/100).

Redmi Note 15: The Redmi Note 15 is a better fit for budget-conscious buyers.
Vivo iQOO Z7: The Vivo iQOO Z7 is a better fit for everyday use.
Specs comparison
Specification Redmi Note 15 Vivo iQOO Z7
Processor Qualcomm Snapdragon 6 Gen 3 MediaTek Dimensity 920
AnTuTu 824514
Geekbench Single 1015
Geekbench Multi 2920
Display 6.8" AMOLED 6.4" AMOLED
Resolution 2400x1080 1080x2400
Refresh rate 120 Hz 90 Hz
Battery 5520 mAh 4500 mAh
Charging 33W 44W
Main camera 50 MP 64 MP
Front camera 16 MP 16 MP
RAM 8GB / 12GB 6GB / 8GB
Storage 256GB / 512GB 128GB
OS Android 15 Android 13, Funtouch 13
Brightness (peak) 3200 nits 1300 nits
NFC yes no
Protection IP66 IP54
Dimensions 164.0×75.4×7.4 mm 158.9×73.5×7.8 mm
Weight 193 g 173 g
Price $229
Camera comparison
Redmi Note 15
  • Main: 50MP
  • Front: 16MP
27
camera
Vivo iQOO Z7
  • Main: 64MP
  • Front: 16MP
37
camera
Display comparison
Redmi Note 15
  • 6.8" AMOLED
  • Resolution: 2400x1080
  • Refresh rate: 120 Hz
100
display
Vivo iQOO Z7
  • 6.4" AMOLED
  • Resolution: 1080x2400
  • Refresh rate: 90 Hz
50
display
Battery and charging
Redmi Note 15
  • 5520 mAh
  • Wired: 33W
  • No wireless charging
46
battery
Vivo iQOO Z7
  • 4500 mAh
  • Wired: 44W
  • No wireless charging
30
battery
Benchmarks
Price and availability
Redmi Note 15
$229
Vivo iQOO Z7
Price unknown
Detailed category analysis
performance

In the "performance" category, the Redmi Note 15 and the Vivo iQOO Z7 are nearly equal (1/100 vs 0/100).

display

In the "display" category, the Redmi Note 15 significantly outperforms the Vivo iQOO Z7 (100/100 vs 50/100).

camera

In the "camera" category, the Vivo iQOO Z7 is a bit better (37/100 vs 27/100).

battery

In the "battery" category, the Redmi Note 15 notably outperforms the Vivo iQOO Z7 (46/100 vs 30/100).

design

In the "design" category, the Vivo iQOO Z7 notably outperforms the Redmi Note 15 (83/100 vs 58/100).

value for money

In the "value for money" category, the Redmi Note 15 significantly outperforms the Vivo iQOO Z7 (94/100 vs 55/100).

Frequently asked questions
Which is better: the Redmi Note 15 or the Vivo iQOO Z7?

The Redmi Note 15 edges out the Vivo iQOO Z7 by just 7 points — the two devices are very close in overall level.

What is the rating of the Redmi Note 15 and the Vivo iQOO Z7?

The Redmi Note 15 has a MobileRank rating of 33/100, the Vivo iQOO Z7 — 26/100.

Which has the better camera: the Redmi Note 15 or the Vivo iQOO Z7?

The Vivo iQOO Z7 leads on camera score (37/100 vs 27/100).

Should you choose the Redmi Note 15 over the Vivo iQOO Z7?

The Redmi Note 15 is a better fit for budget-conscious buyers. The Vivo iQOO Z7 is a better fit for everyday use.