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Xiaomi Redmi K40 vs Vivo iQOO Neo 5

Here we compared two smartphones: the 6.67-inch Xiaomi Redmi K40 (with Qualcomm Snapdragon 870 5G) that was released on February 25, 2021, against the Vivo iQOO Neo 5, which is powered by the same chip and came out 1 month after. On this page, you will find tests, full specs, strengths, and weaknesses of each of the gadgets.

Key differences

An overview of the main advantages of each smartphone
Reasons to consider the Xiaomi Redmi K40
  • Water-resistant body (IP53 classification)
  • Delivers 86% higher maximum brightness (1317 against 708 nits)
  • Compatible with the latest Wi-Fi 6 wireless networks
  • Slow-motion recording at 960FPS
  • Uses a faster type of memory: LPDDR5 2750 MHz
  • Stereo speakers
  • Supports Dolby Atmos sound technology
  • Has a built-in infrared port
Reasons to consider the Vivo iQOO Neo 5
  • Optical image stabilization

Review

Display
Screen quality, color accuracy, brightness
Performance
CPU/GPU performance in apps and games
Battery
Battery life, charging type and speed
Camera
Photo and video recording quality
Connectivity
Networks, ports, data transmission
NanoReview score
Final comparison evaluation

Value for money

You can enter your local price of these phones (in USD or any other currency) and click on the "Calculate" button to see which one has a better value for money.
Price

Tests and specifications

Comparison table of technical specifications and tests
Phone:
vs

Display

Type Super AMOLED AMOLED
Size 6.67 inches 6.62 inches
Resolution 1080 x 2400 pixels 1080 x 2400 pixels
Aspect ratio 20:9 20:9
PPI 395 ppi 398 ppi
Refresh rate 120 Hz 120 Hz
HDR support Yes, HDR10+ Yes, HDR10+
Screen protection Corning Gorilla Glass 5 Tempered glass
Screen-to-body ratio 85.9% 84.8%
Display features - DCI-P3
- Always-On Display
- DC Dimming
- DCI-P3
- Always-On Display
- DC Dimming
Max. Brightness
Redmi K40 +86%
1317 nits
708 nits

Design and build

Height 163.7 mm (6.44 inches) 163.3 mm (6.43 inches)
Width 76.4 mm (3.01 inches) 76.4 mm (3.01 inches)
Thickness 7.8 mm (0.31 inches) 8.4 mm (0.33 inches)
Weight 196 gramm (6.91 oz) 196 gramm (6.91 oz)
Waterproof IP53 No
Rear material Glass Glass
Frame material Plastic Metal
Colors White, Black Black, Blue, Orange
Fingerprint scanner Yes, in home button Yes, in-display
Screen-to-body ratio
Redmi K40 +1%
85.9%
84.8%

Performance

Tests of Xiaomi Redmi K40 and Vivo iQOO Neo 5 in the benchmarks
SoC
Chipset Qualcomm Snapdragon 870 5G Qualcomm Snapdragon 870 5G
Max. clock 3200 MHz 3200 MHz
CPU cores 8 (1 + 3 + 4) 8 (1 + 3 + 4)
Architecture - 4 cores at 1.8 GHz: Kryo 585 Silver (Cortex-A55)
- 3 cores at 2.42 GHz: Kryo 585 Gold (Cortex-A77)
- 1 core at 3.2 GHz: Kryo 585 Prime (Cortex-A77)
- 4 cores at 1.8 GHz: Kryo 585 Silver (Cortex-A55)
- 3 cores at 2.42 GHz: Kryo 585 Gold (Cortex-A77)
- 1 core at 3.2 GHz: Kryo 585 Prime (Cortex-A77)
L3 cache 4 MB 4 MB
Lithography process 7 nanometers 7 nanometers
Graphics Adreno 650 Adreno 650
GPU clock 675 MHz 675 MHz
FLOPS ~1372 GFLOPS ~1372 GFLOPS
Memory
RAM size 6, 8 GB 8, 12 GB
Memory type LPDDR5 LPDDR4X
Memory clock 2750 MHz 2133 MHz
Channels 2 2
Storage
Storage size 128, 256 GB 128, 256 GB
Storage type UFS 3.1 UFS 3.1
Memory card No No

Benchmarks

Geekbench 5 (Single-Core)
Redmi K40 +1%
1041
1035
Geekbench 5 (Multi-Core)
Redmi K40 +3%
3504
3405
AnTuTu Benchmark 9
Redmi K40 +3%
723085
699543
AnTuTu Benchmark 9 Ranking (42nd and 50th place)

Software

Operating system Android 11 Android 11
ROM MIUI 12 OriginOS

Battery

Specifications
Capacity 4520 mAh 4400 mAh
Charge power 33 W 66 W
Battery type Li-Ion Li-Po
Replaceable No No
Wireless charging No No
Reverse charging No No
Fast charging Yes (70% in 30 min) Yes (100% in 30 min)
Full charging time 0:52 hr 0:32 hr

Camera

Specs and camera test of smartphones
Main camera
Matrix 48 megapixels 48 megapixels
Image resolution 8000 x 6000 8000 x 6000
Zoom Digital Digital
Flash LED Dual LED
Stabilization Digital Optical
8K video recording No No
4K video recording Up to 30FPS Up to 30FPS
1080p video recording Up to 60FPS Up to 30FPS
Slow motion 960 FPS (1080p) 240 FPS (720p)
Angle of widest lens 119° 120°
Lenses 3 (48 MP + 8 MP + 5 MP) 3 (48 MP + 13 MP + 2 MP)
Wide (main) lens - 48 MP
- Aperture: f/1.8
- Focal length: 26 mm
- Pixel size: 0.8 micron
- Sensor: 1/2.0" (CMOS)
- Phase autofocus
- 48 MP
- Aperture: f/1.8
- Focal length: 26 mm
- Pixel size: 0.8 micron
- Sensor: 1/2", Sony IMX598 (Exmor-RS CMOS)
- Phase autofocus
- Optical stabilization
Ultra-wide lens - 8 MP
- Aperture: f/2.2
- Pixel size: 1.12 micron
- Sensor: 1/4.0" (CMOS)
- 13 MP
- Aperture: f/2.2
- Focal length: 16 mm
Macro lens - 5 MP
- Focal length: 50 mm
- Pixel size: 1.12 micron
- Sensor: 1/5.0" (CMOS)
-
Depth lens - - 2 MP
- Aperture: f/2.4
Camera features - Bokeh mode
- Pro mode
- Bokeh mode
- Pro mode
- RAW support
Selfie camera
Megapixels 20 megapixels 16 megapixels
Image resolution 4608 x 3456 4920 x 3264
Aperture - f/2.0
Focal length 26 mm -
Pixel size 0.8 microns 1 microns
Sensor type CMOS ISOCELL CMOS
Sensor size 1/3.4" 1/3.1"
Video resolution 1080p (Full HD) при 30 FPS 1080p (Full HD) при 30 FPS

Connectivity

Wi-Fi standard Wi-Fi 6 (802.11 a/b/g/n/ac/ax) Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi features - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
- Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.1 5.1
Bluetooth features LE, HID, A2DP LE, A2DP
USB type USB Type-C USB Type-C
USB version 2 2
USB features - Charging
- USB-Storage mode
- OTG
- Charging
- USB-Storage mode
- OTG
GPS GPS, GLONASS, Beidou, Galileo, NAVIC GPS, GLONASS, Beidou, Galileo, QZSS, SBAS
NFC* Yes Yes
Infrared port Yes No
Network
Number of SIM* 2 2
Type of SIM card Nano Nano
Multi SIM mode Standby Standby
eSIM support* No No
Hybrid slot No No
LTE Cat* 24 20
5G support Yes Yes

Sound

Speakers Stereo Mono
Headphone audio jack No No
FM radio No No
Dolby Atmos Yes No

Other

Category Flagship Mid-range
Announced February 2021 March 2021
Release date March 2021 March 2021
Launch price ~ 288 USD ~ 325 USD
Sensors - Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
- Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.

Conclusion

These smartphones have a lot in common, but we would recommend the Xiaomi Redmi K40. It has a better software, connectivity, design, and sound.

Cast your vote

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3 (100%)
Total votes: 3

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