Redmi 15a vs Vivo iQOO Z7

The Redmi 15a (2026) runs on the Unisoc T8300, while the Vivo iQOO Z7 (2023) runs on the MediaTek Dimensity 920. Both devices score the same overall rating of 26/100. Key differences: the Redmi 15a has the bigger battery (6300 mAh vs 4500); the main camera is 32 MP vs 64 MP; the Vivo iQOO Z7 is noticeably lighter (173g vs 210g).

Both devices scored the same rating of 26/100 — the choice comes down to your priorities.
Profile comparison
Category scores
Redmi 15a
Performance 0
Display 100
Camera 12
Battery 46
Design 37
Value for money 55
Vivo iQOO Z7
Performance 0
Display 50
Camera 37
Battery 30
Design 83
Value for money 55
What makes Redmi 15a better?
  • Bigger battery: 6300 vs 4500 mAh
  • Higher refresh rate: 120Hz vs 90Hz

  • Longer battery life (46/100 vs 30/100)
  • Better display (100/100 vs 50/100)
What makes Vivo iQOO Z7 better?
  • Faster charging: 44W vs 15W
  • Better main camera: 64MP vs 32MP
  • Lighter: 173g vs 210g

  • Better camera (37/100 vs 12/100)
  • Better design/ergonomics (83/100 vs 37/100)
Comparison verdict

The Redmi 15a and the Vivo iQOO Z7 received the same MobileRank rating — 26/100. In the "camera" category, the Vivo iQOO Z7 leads (37/100 vs 12/100). In the "battery" category, the Redmi 15a leads (46/100 vs 30/100). In the "performance" category, both devices are on the same level — 0/100. In the "display" category, the Redmi 15a significantly outperforms the Vivo iQOO Z7 (100/100 vs 50/100). In the "camera" category, the Vivo iQOO Z7 notably outperforms the Redmi 15a (37/100 vs 12/100). In the "battery" category, the Redmi 15a notably outperforms the Vivo iQOO Z7 (46/100 vs 30/100). In the "design" category, the Vivo iQOO Z7 significantly outperforms the Redmi 15a (83/100 vs 37/100). In the "value for money" category, both devices are on the same level — 55/100.

Redmi 15a: The Redmi 15a is a better fit for everyday use.
Vivo iQOO Z7: The Vivo iQOO Z7 is a better fit for everyday use.
Specs comparison
Specification Redmi 15a Vivo iQOO Z7
Processor Unisoc T8300 MediaTek Dimensity 920
AnTuTu 639225
Geekbench Single 880
Geekbench Multi 2073
Display 6.9" IPS LCD 6.4" AMOLED
Resolution 720x1600 1080x2400
Refresh rate 120 Hz 90 Hz
Battery 6300 mAh 4500 mAh
Charging 15W 44W
Main camera 32 MP 64 MP
Front camera 8 MP 16 MP
RAM 4GB / 6GB 6GB / 8GB
Storage 64GB / 128GB 128GB
OS Android 16, HyperOS 3, up to 4 major Android upgrades Android 13, Funtouch 13
Brightness (peak) 800 nits 1300 nits
NFC no no
Protection IP54
Dimensions 171.6×79.5×8.2 mm 158.9×73.5×7.8 mm
Weight 210 g 173 g
Price
Camera comparison
Redmi 15a
  • Main: 32MP f/f/2.0
  • Front: 8MP
12
camera
Vivo iQOO Z7
  • Main: 64MP
  • Front: 16MP
37
camera
Display comparison
Redmi 15a
  • 6.9" IPS LCD
  • Resolution: 720x1600
  • Refresh rate: 120 Hz
100
display
Vivo iQOO Z7
  • 6.4" AMOLED
  • Resolution: 1080x2400
  • Refresh rate: 90 Hz
50
display
Battery and charging
Redmi 15a
  • 6300 mAh
  • Wired: 15W
  • No wireless charging
46
battery
Vivo iQOO Z7
  • 4500 mAh
  • Wired: 44W
  • No wireless charging
30
battery
Benchmarks
Detailed category analysis
performance

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

display

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

camera

In the "camera" category, the Vivo iQOO Z7 notably outperforms the Redmi 15a (37/100 vs 12/100).

battery

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

design

In the "design" category, the Vivo iQOO Z7 significantly outperforms the Redmi 15a (83/100 vs 37/100).

value for money

In the "value for money" category, both devices are on the same level — 55/100.

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

Both devices scored 26/100. The choice depends on your priorities: if performance matters more — go with the Vivo iQOO Z7.

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

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

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

The Vivo iQOO Z7 leads on camera score (37/100 vs 12/100).

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

The Redmi 15a is a better fit for everyday use. The Vivo iQOO Z7 is a better fit for everyday use.