Redmi Note 15 4G vs Vivo iQOO Z9 (India)

The Redmi Note 15 4G (2025) runs on the MediaTek Helio G100 Ultra, while the Vivo iQOO Z9 (India) (2024) runs on the MediaTek Dimensity 7200. By overall MobileRank rating, the Redmi Note 15 4G leads — 37/100 vs 30/100 (a 7-point difference). Key differences: the Redmi Note 15 4G has the bigger battery (6000 mAh vs 5000); the main camera is 108 MP vs 50 MP; the Redmi Note 15 4G has NFC for contactless payments, the Vivo iQOO Z9 (India) doesn't.

The Redmi Note 15 4G edges out the Vivo iQOO Z9 (India) by just 7 points — the two devices are very close in overall level.
Profile comparison
Category scores
Redmi Note 15 4G
Performance 0
Display 100
Camera 40
Battery 48
Design 71
Value for money 96
Vivo iQOO Z9 (India)
Performance 0
Display 100
Camera 27
Battery 42
Design 65
Value for money 55
What makes Redmi Note 15 4G better?
  • Bigger battery: 6000 vs 5000 mAh
  • Better main camera: 108MP vs 50MP
  • Lighter: 183g vs 188g

  • Better camera (40/100 vs 27/100)
  • Longer battery life (48/100 vs 42/100)
  • Better design/ergonomics (71/100 vs 65/100)
  • Better value for money (96/100 vs 55/100)
What makes Vivo iQOO Z9 (India) better?
  • Faster charging: 44W vs 33W

  • Overall rating 30/100
Comparison verdict

Comparing the Redmi Note 15 4G vs the Vivo iQOO Z9 (India), the Redmi Note 15 4G scores 7 points higher (37/100 vs 30/100). In the "camera" category, the Redmi Note 15 4G leads (40/100 vs 27/100). In the "value for money" category, the Redmi Note 15 4G leads (96/100 vs 55/100). In the "performance" category, both devices are on the same level — 0/100. In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Redmi Note 15 4G is a bit better (40/100 vs 27/100). In the "battery" category, the Redmi Note 15 4G is a bit better (48/100 vs 42/100). In the "design" category, the Redmi Note 15 4G is a bit better (71/100 vs 65/100). In the "value for money" category, the Redmi Note 15 4G significantly outperforms the Vivo iQOO Z9 (India) (96/100 vs 55/100).

Redmi Note 15 4G: The Redmi Note 15 4G is a better fit for budget-conscious buyers.
Vivo iQOO Z9 (India): The Vivo iQOO Z9 (India) is a better fit for everyday use.
Specs comparison
Specification Redmi Note 15 4G Vivo iQOO Z9 (India)
Processor MediaTek Helio G100 Ultra MediaTek Dimensity 7200
AnTuTu 408000
Geekbench Single 760
Geekbench Multi 1890
Display 6.8" AMOLED 6.7" AMOLED
Resolution 1080x2392 1080x2400
Refresh rate 120 Hz 120 Hz
Battery 6000 mAh 5000 mAh
Charging 33W 44W
Main camera 108 MP 50 MP
Front camera 20 MP 16 MP
RAM 6GB / 8GB 8GB
Storage 128GB / 256GB / 512GB 128GB / 256GB
OS Android 15, up to 4 major Android upgrades, HyperOS 2 Android 14, Funtouch 14
Brightness (peak) 3200 nits 1800 nits
NFC yes no
Protection IP64 IP54
Dimensions 164.0×75.4×7.9 mm 163.2×75.8×7.8 mm
Weight 183 g 188 g
Price $199
Camera comparison
Redmi Note 15 4G
  • Main: 108MP f/f/1.7
  • Front: 20MP
40
camera
Vivo iQOO Z9 (India)
  • Main: 50MP f/f/1.8
  • Front: 16MP
27
camera
Display comparison
Redmi Note 15 4G
  • 6.8" AMOLED
  • Resolution: 1080x2392
  • Refresh rate: 120 Hz
100
display
Vivo iQOO Z9 (India)
  • 6.7" AMOLED
  • Resolution: 1080x2400
  • Refresh rate: 120 Hz
100
display
Battery and charging
Redmi Note 15 4G
  • 6000 mAh
  • Wired: 33W
  • No wireless charging
48
battery
Vivo iQOO Z9 (India)
  • 5000 mAh
  • Wired: 44W
  • No wireless charging
42
battery
Benchmarks
Price and availability
Redmi Note 15 4G
$199
Vivo iQOO Z9 (India)
Price unknown
Detailed category analysis
performance

In the "performance" category, both devices are on the same level — 0/100.

display

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

camera

In the "camera" category, the Redmi Note 15 4G is a bit better (40/100 vs 27/100).

battery

In the "battery" category, the Redmi Note 15 4G is a bit better (48/100 vs 42/100).

design

In the "design" category, the Redmi Note 15 4G is a bit better (71/100 vs 65/100).

value for money

In the "value for money" category, the Redmi Note 15 4G significantly outperforms the Vivo iQOO Z9 (India) (96/100 vs 55/100).

Frequently asked questions
Which is better: the Redmi Note 15 4G or the Vivo iQOO Z9 (India)?

The Redmi Note 15 4G edges out the Vivo iQOO Z9 (India) by just 7 points — the two devices are very close in overall level.

What is the rating of the Redmi Note 15 4G and the Vivo iQOO Z9 (India)?

The Redmi Note 15 4G has a MobileRank rating of 37/100, the Vivo iQOO Z9 (India) — 30/100.

Which has the better camera: the Redmi Note 15 4G or the Vivo iQOO Z9 (India)?

The Redmi Note 15 4G leads on camera score (40/100 vs 27/100).

Should you choose the Redmi Note 15 4G over the Vivo iQOO Z9 (India)?

The Redmi Note 15 4G is a better fit for budget-conscious buyers. The Vivo iQOO Z9 (India) is a better fit for everyday use.