Home Phone comparison Xiaomi Redmi A5 4G and Vivo iQOO 15 - Which is better?

Xiaomi Redmi A5 4G vs Vivo iQOO 15

52 out 100
Xiaomi Redmi A5 4G
VS
94 out 100
Vivo iQOO 15
Xiaomi Redmi A5 4G
Vivo iQOO 15

Compared 2 smartphones : Xiaomi Redmi A5 4G Manufactured in March, 2025, with display 6.88 with chipsetUnisoc T7250, vs Vivo iQOO 15, Manufactured in October, 2025 with chipsetQualcomm Snapdragon 8 Elite Gen 5. 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 Xiaomi Redmi A5 4G
  • Larger display: 6.88in
  • Lighter design: 193g vs 220g
Reasons to choose Vivo iQOO 15
  • Higher pixel density: 508ppi
  • Higher refresh rate: 144Hz
  • Higher battery capacity: 7000mAh vs 5200mAh
  • Newer Bluetooth version: 6.0 vs 5.2
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
  • Infrared port
  • Includes charger

Versions

Available versions and configurations
Memory Options - 3/64 GB
- 4/64 GB
- 4/128 GB
- 6/128 GB		 - 12/256 GB
- 12/512 GB
- 16/256 GB
- 16/512 GB
- 16/1024 GB

Review

Key Specs Xiaomi Redmi A5 4G and Vivo iQOO 15
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:
Xiaomi Redmi A5 4G
vs
Vivo iQOO 15

Display

Display quality comparison
Type IPS LCD AMOLED
Size 6.88 in 6.85 in
Resolution 720x1640 pixels 1440x3168 pixels
Aspect ratio 20:9 20:9
Pixel density 260 ppi 508 ppi
Refresh rate 120 Hz 144 Hz
Adaptive refresh rate Yes (60-120 Hz) Yes (1-120 Hz)
Max brightness n/a 2600 nits
HDR support No Yes, HDR10+
Screen-to-body ratio 85.8 % 90.2 %
Features n/a - DCI-P3
- Always-On Display
- DC dimming

Design & Build

Design and ergonomics comparison
Height 171.17 mm (6.74 in) 163.65 mm (6.44 in)
Width 77.8 mm (3.06 in) 76.8 mm (3.02 in)
Thickness 8.26 mm (0.33 in) 8.1 mm (0.32 in)
Weight 193 g (6.81 oz) 220 g (7.76 oz)
Water resistance No IP69
Cooling system n/a Vapor chamber
Back panel Plastic n/a
Frame Plastic Metal
Colors - Black
- Gold
- Blue
- Green		 - White
- Black
- Blue
Fingerprint sensor Yes In-Button Yes, In-Display
Screen-to-body ratio
Xiaomi Redmi A5 4G
85.8 %
Vivo iQOO 15
90.2 %

Performance

Testing Xiaomi Redmi A5 4G and Vivo iQOO 15 In benchmarks
Processor
Chipset Unisoc T7250 Qualcomm Snapdragon 8 Elite Gen 5
Max Frequency 1800 MHz 4600 MHz
CPU Cores 8 (2 + 6) 8 (2 + 6)
Architecture - 6/1.6 (Cortex-A55)
- 2/1.8 (Cortex-A75)		 6/3.63 ()
Process TSMC TSMC
Transistor Size 12 nm 3 nm
Neural Processor No Hexagon
Graphics Mali-G57 MP1 Adreno 840
GPU Cores 32 1536
GPU Frequency 850 MHz 1200 MHz
FLOPS 54.4 GFLOPS 3686.4 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Redmi A5 4G
441
Vivo iQOO 15
3641
Geekbench 6 (Multi-Core)
Xiaomi Redmi A5 4G
1496
Vivo iQOO 15
10982
Geekbench 6 (Single-Core)4413641
Geekbench 6 (Multi-Core)149610982
Geekbench Compute (GPU)70827923
Sources: Geekbench v6 [Xiaomi Redmi A5 4G], [Vivo iQOO 15]
AnTuTu 10
AnTuTu 10
Xiaomi Redmi A5 4G
263913
Vivo iQOO 15
4009400
CPU910261102463
GPU307971429688
Memory75780516447
UX66310960802
NanoReview Score2639134009400

Memory

RAM
RAM Size - 3 GB
- 4 GB
- 6 GB		 12 GB
Memory Type LPDDR4X LPDDR5X
Memory Frequency 1866 MHz 5300 MHz
Channels 2 4
Storage
Storage Capacity- 64 GB
- 128 GB
- 256 GB		256 GB
Storage TypeeMMC 5.1UFS 4.1
Memory CardMicroSDNo

Software

OS Android 15 Android 16
UI Skin Android Go OriginOS 6

Battery

Volume 5200 mAh 7000 mAh
Max Charging Power 15 W 100 W
Battery Type Li-Po Silicon Carbon (Si/C)
Removable No No
Wireless Charging No Yes (40 W)
Reverse Charging No No
Fast Charging Yes (23% in 30 min) Yes
Full Charge Time 2:30 h n/a

Main camera

Matrix 32 MP 50 MP
Photo resolution n/a 8192x6144 pixels
Zoom Digital Optical, 3x
Flash LED Dual LED
Stabilization Digital Optical
8K Recording No Yes (Up to 30 fps)
4K Recording No Yes (Up to 60 fps)
1080p Recording Yes (Up to 30 fps) Yes (Up to 60 fps)
Slow Motion n/a 240 fps (1080p)
Lenses count Standard: 32 MP
Depth		 Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 50 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix32 MP50 MP
Aperturef/2.0f/1.9
Focal lengthn/a23 mm
Sensor sizen/a1/1.56
Pixel sizen/a1 μm
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalOptical
Telephoto
Matrixn/a50 MP
Aperturen/af/2.7
Sensor sizen/a1/1.95
Pixel sizen/a0.8 μm
Stabilizationn/aOptical
Ultra-wide lens
Matrixn/a50 MP
Aperturen/af/2.1
Focal lengthn/a15 mm
Sensor sizen/a1/2.76
Pixel sizen/a0.64 μm
Stabilizationn/aDigital

Front camera

Matrix 8 MP 32 MP
Aperture f/2.0 f/2.2
Focal length n/a 21 mm
Sensor CMOS CMOS
Autofocus No No
Stabilization No Digital
Video resolution 1080p (Full HD) at 30 fps 2160p (4K) at 60 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 5 (802.11 a/b/g/n/ac) Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be)
Wi-Fi features - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.2 6.0
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 2 3.2
USB features - Charging
- USB Storage Mode		 - Charging
- USB Storage Mode
- OTG
DisplayPort No Yes
GPS - GPS
- GLONASS
- Beidou
- Galileo		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* No Yes
Infrared Port No Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
2G BandsGSM 2/3/5/8GSM 850/900/1800/1900MHz
3G BandsWCDMA B1/5/82GWCDMA B1/B2/B4/B5/B6/B8/B19
LTE Bands*LTE (B1/B3/B5/B7/B8/B20/B28/B38/B40/B41)LTE (B1/B2/B3/B4/B5/B7/B8/B18/B19/B20/B26/B28/B38/B40/B41/B42/B66)
5G SupportNoYes

Sound

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

Other

Class Budget Flagship
Announced March, 2025 yr October, 2025 yr
Release Date March, 2025 yr October, 2025 yr
Launch Price ($) 129 n/a
MSRP ($) n/a 590
Sensors - Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included n/a Yes, 100 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Vivo iQOO 15 the clear winner in this comparison.

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