Home Phone comparison Vivo iQOO Z9 5G and Xiaomi Redmi Note 15 Pro 4G - Which is better?

Vivo iQOO Z9 5G vs Xiaomi Redmi Note 15 Pro 4G

69 out 100
Vivo iQOO Z9 5G
VS
67 out 100
Xiaomi Redmi Note 15 Pro 4G
Vivo iQOO Z9 5G
Xiaomi Redmi Note 15 Pro 4G

Compared 2 smartphones : Vivo iQOO Z9 5G Manufactured in March, 2024, with display 6.78 with chipsetQualcomm Snapdragon 7 Gen 3, vs Xiaomi Redmi Note 15 Pro 4G, Manufactured in December, 2025 with chipsetMediaTek Helio G200 Ultra. Below are specs, tests, pros and cons for each device

  1. Differences
  2. Review
  3. Specs
  4. Benchmarks
  5. Battery Life
  6. Cameras
  7. Comments (0)

Key Differences

Device key advantages
Reasons to choose Vivo iQOO Z9 5G
  • Larger display: 6.78in
  • Higher pixel density: 452ppi
  • Higher refresh rate: 144Hz
  • Lighter design: 194.6g vs 195g
  • Newer Bluetooth version: 5.4 vs 5.3
  • Includes charger
Reasons to choose Xiaomi Redmi Note 15 Pro 4G
  • Higher battery capacity: 6500mAh vs 6000mAh
  • Supports Dolby Atmos

Versions

Available versions and configurations
Memory Options - 8/128 GB
- 8/256 GB
- 12/256 GB		 - 8/256 GB
- 12/256 GB
- 12/512 GB

Review

Key Specs Vivo iQOO Z9 5G and Xiaomi Redmi Note 15 Pro 4G
Display
Color accuracy, sharpness & brightness
Camera
Main & front camera tests
Performance
App & system performance
Games
3D gaming performance
Battery
Battery life, charging speed & type
Connectivity
Connectivity features
NanoReview Score
Overall score by NanoReview
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Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison
Smartphones:
Vivo iQOO Z9 5G
vs
Redmi Note 15 Pro 4G

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.78 in 6.77 in
Resolution 1260x2800 pixels 1080x2392 pixels
Aspect ratio 20:9 n/a
Pixel density 452 ppi 388 ppi
Refresh rate 144 Hz 120 Hz
Adaptive refresh rate Yes Yes (60-120 Hz)
Max brightness 1200 nits n/a
HDR support Yes HDR10+ n/a
Touch Sampling Rate 300 Hz n/a
Screen-to-body ratio 89.3 % 89.1 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
- DC dimming

Design & Build

Design and ergonomics comparison
Height 163.72 mm (6.45 in) 163.2 mm (6.43 in)
Width 75.88 mm (2.99 in) 76.3 mm (3 in)
Thickness 7.98 mm (0.31 in) 8 mm (0.31 in)
Weight 194.6 g (6.86 oz) 195 g (6.88 oz)
Water resistance IP64 IP65
Back panel Plastic Plastic
Frame Plastic Metal
Colors - Black
- Green		 - Black
- Gray
- Blue
Fingerprint sensor Yes In-Display Yes, In-Display
Screen-to-body ratio
Vivo iQOO Z9 5G
89.3 %
Xiaomi Redmi Note 15 Pro 4G
89.1 %

Performance

Testing Vivo iQOO Z9 5G and Xiaomi Redmi Note 15 Pro 4G In benchmarks
Processor
Chipset Qualcomm Snapdragon 7 Gen 3 MediaTek Helio G200 Ultra
Max Frequency 2630 MHz 2500 MHz
CPU Cores 8 (2 + 6) 8 (2 + 6)
Architecture - 6/2 (Cortex-A510)
- 2/2.8 (Cortex-A715)		 - 6/2 (Cortex-A55)
- 2/2.2 (Cortex-A76)
Process TSMC TSMC
Transistor Size 4 nm 6 nm
Neural Processor MediaTek APU 650 Yes
Graphics Mali-G610 MP4 Mali-G57 MP2
GPU Cores 256 64
GPU Frequency 1130 MHz 1100 MHz
FLOPS 578.6 GFLOPS 140.8 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Vivo iQOO Z9 5G
1191
Xiaomi Redmi Note 15 Pro 4G
734
Geekbench 6 (Multi-Core)
Vivo iQOO Z9 5G
3209
Xiaomi Redmi Note 15 Pro 4G
2008
Geekbench 6 (Single-Core)1191734
Geekbench 6 (Multi-Core)32092008
Geekbench Compute (GPU)4184n/a
Sources: Geekbench v6 [Vivo iQOO Z9 5G]
AnTuTu 10
AnTuTu 10
Vivo iQOO Z9 5G
712380
Xiaomi Redmi Note 15 Pro 4G
447931
CPU239086139717
GPU17567765836
Memory118258124991
UX179359117387
NanoReview Score712380447931

Memory

RAM
RAM Size - 8 GB
- 12 GB		 8 GB
Memory Type LPDDR4X LPDDR4X
Memory Frequency 2133 MHz 2133 MHz
Channels 2 2
Storage
Storage Capacity- 128 GB
- 256 GB		256 GB
Storage TypeUFS 2.2UFS 2.2
Memory CardNoMicroSD

Software

OS Android 14 Android 15
UI Skin Funtouch OS 14 HyperOS 2.0

Battery

Volume 6000 mAh 6500 mAh
Max Charging Power 80 W 18 W
Battery Type Silicon Carbon (Si/C) Silicon Carbon (Si/C)
Removable No No
Wireless Charging No No
Reverse Charging No Yes
Fast Charging Yes (50% in 17 min) Yes
Full Charge Time 0:39 h n/a

Main camera

Matrix 50 MP 200 MP
Photo resolution 8192x6144 pixels n/a
Zoom Digital Digital
Flash LED LED
Stabilization Digital Optical
8K Recording No No
4K Recording Yes (Up to 30 fps) No
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Wide-angle lens n/a 120 °
Lenses count Standard: 50 MP
Depth: 2 MP		 Standard: 200 MP
Ultra-wide: 8 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
Main lens
Matrix50 MP200 MP
Aperturef/1.8f/2.2
Focal length26 mm25 mm
SensorSony IMX882n/a
Sensor size1/21/4 (0.25)
Pixel size0.7 μm0.7 μm
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalOptical
Ultra-wide lens
Matrixn/a8 MP
Aperturen/af/2.2
Focal lengthn/a15 mm
Sensor sizen/a1/4 (0.25)
Pixel sizen/a1.12 μm
Stabilizationn/aDigital

Front camera

Matrix 16 MP 32 MP
Aperture f/2.0 f/2.2
Sensor Samsung S5K3P9 CMOS
Sensor size 1/3.1 1/3 (0.33)
Pixel size 1 μm 0.7 μm
Autofocus No No
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 1080p (Full HD) at 30 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 6 (802.11 a/b/g/n/ac/ax) Wi-Fi 5 (802.11 a/b/g/n/ac/ax)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.4 5.3
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 2 2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort No No
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Varies by region Varies by region
Infrared Port Yes Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotYesNo
2G BandsGSM 850/900/1800 MHzn/a
3G BandsWCDMA B1/B5/B8n/a
LTE Bands*LTE (B1/B3/B5/B8/B28/B28B)n/a
5G SupportYesNo

Sound

Speakers Stereo n/a
3.5 mm Jack No No
FM Radio No No
Dolby Atmos n/a Yes

Other

Class Mid-range Mid-range
Announced March, 2024 yr December, 2025 yr
Release Date March, 2024 yr December, 2025 yr
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 80 W n/a
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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