31points

Lenovo K4

50points

Xiaomi Redmi Note 4

Lenovo K4
Comparison winner
Xiaomi Redmi Note 4
vs
vs

87 facts in comparison

Lenovo K4 vs Xiaomi Redmi Note 4

Lenovo K4
Xiaomi Redmi Note 4
Lenovo K4
Xiaomi Redmi Note 4

Why is Lenovo K4 better than Xiaomi Redmi Note 4?

  • 55g lighter
    120gvs175g
  • Has a removable battery
  • 9.3mm narrower
    66.7mmvs76mm
  • 19.1mm shorter
    131.9mmvs151mm
  • 18.88% less body volume
    78.3cm³vs96.39840000000001cm³

Why is Xiaomi Redmi Note 4 better than Lenovo K4?

  • 2.11x more battery power
    4100mAhvs1940mAh
  • 3.08x faster CPU speed
    8 x 2GHzvs4 x 1.3GHz
  • 1.84x higher pixel density
    401ppivs218ppi
  • 22.22% bigger screen size
    5.5"vs4.5"
  • 3GB more RAM memory
    4GBvs1GB
  • 2.6x more megapixels (main camera)
    13MPvs5MP
  • 5.06x higher resolution
    1080 x 1920pxvs480 x 854px
  • 2.5x more megapixels (front camera)
    5MPvs2MP

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Top specs and features

relevant

Design

1.weight

120g

175g

Best

Palm Phone

62.5g

2.thickness

8.9mm

8.4mm

Best

Asus Zenfone AR 64GB

4.6mm

3.width

66.7mm

76mm

Best

Vertu Signature for Bentley

42mm

4.height

131.9mm

151mm

Best

Motorola FlipOut

67mm

5.volume

78.3cm³

96.4cm³

Best

Palm Phone

36.17cm³

relevant

Display

1.resolution

480 x 854px

1080 x 1920px

Best

Sony Xperia H8541

2160 x 4320px

2.pixel density

218ppi

401ppi

Best

Sony Xperia H8541

847ppi

3.screen size

4.5"

5.5"

The bigger the screen size is, the better the user experience.

Best

Huawei Mate 20 X

7.2"

4.every pixel has three subpixels
Lenovo K4
Xiaomi Redmi Note 4

The device has a display with three full subpixels per pixel, resulting in a sharp and crisp picture. Pixels in some displays (like AMOLED) share one subpixel to preserve space. This can result in a less crisp, slightly blurred image.

5.has an IPS screen
Lenovo K4
Xiaomi Redmi Note 4

IPS (In-Plane Switching) is a technology used for LCDs. It was designed to overcome the main limitations of normal TFTs TN-matrices: relatively slow response times, small viewing angles and low quality color reproduction.

6.has a touch screen
Lenovo K4
Xiaomi Redmi Note 4

You can operate the device easily, by pressing the screen with your fingers.

relevant

Performance

1.Has integrated LTE
Lenovo K4
Xiaomi Redmi Note 4

The system on a chip (SoC) has an integrated LTE cellular chip. LTE is capable of downloading at faster speeds than older, 3G technology.

2.Has integrated graphics
Lenovo K4
Xiaomi Redmi Note 4

With integrated graphics you don’t need to buy a separate graphics card.

3.Uses big.LITTLE technology
Lenovo K4
Xiaomi Redmi Note 4

Using big.LITTLE technology, a chip can switch between two sets of processor cores in order to maximise performance and battery life. For example, when playing a game the more powerful cores will be used to increase performance, whereas checking email will use the less powerful cores to maximise battery life.

For example

Sony Xperia XZ2 Dual SIM

4.Has out-of-order execution
Lenovo K4
Xiaomi Redmi Note 4

Out-of-order execution is used in CPUs to make use of instruction cycles that would normally be wasted due to delays.

For example

ZTE Blade V8 16GB

5.RAM

1GB

4GB

Best

Vivo NEX 2

10GB

6.Has AES
Lenovo K4
Xiaomi Redmi Note 4

AES is used to speed up encryption and decryption.

relevant

Cameras

1.megapixels

5MP

13MP

Best

Huawei Mate 20 X

40 & 20 & 8MP

2.front camera megapixels

2MP

5MP

Best

Wiko View2 Pro

16 & 16MP

3.Has phase detection autofocus for photos
Lenovo K4
Xiaomi Redmi Note 4

A phase detection autofocus is much faster than a contrast detection autofocus, allowing for sharper images.

4.has a flash
Lenovo K4
Xiaomi Redmi Note 4

A flash is good for low-light environments, and can sometimes be used as flashlight.

5.has a front camera
Lenovo K4
Xiaomi Redmi Note 4

A front camera, also called secondary camera, can be used for video chats/selfies.

6.has a BSI sensor
Lenovo K4
Xiaomi Redmi Note 4

A BSI (backside illuminated) sensor is a camera image sensor which captures better quality images in poor lighting conditions, and offers better overall sharpness and image quality.

relevant

Audio

1.has a socket for a 3.5 mm audio jack
Lenovo K4
Xiaomi Redmi Note 4

With a standard mini jack socket, you can use the device with most headphones.

2.number of microphones

2

2

More microphones result in better sound quality and enable the device to filter out background noise.

Best

Motorola Moto Z3

4

3.has a radio
Lenovo K4
Xiaomi Redmi Note 4

It works as an FM radio with included headsets

relevant

Battery

1.battery power

1940mAh

4100mAh

Best

Energizer Power Max P16K Pro

16000mAh

2.has a removable battery
Lenovo K4
Xiaomi Redmi Note 4

The battery is removable and can be replaced by the user if broken.

3.has a battery level indicator
Lenovo K4
Xiaomi Redmi Note 4

An indicator shows you when the device has low battery.

4.has a rechargeable battery
Lenovo K4
Xiaomi Redmi Note 4

The battery can be recharged and used over again.

relevant

Features

1.Is a multi-user system
Lenovo K4
Xiaomi Redmi Note 4
2.Has offline voice recognition
Lenovo K4
Xiaomi Redmi Note 4

Offline voice recognition enables you to perform voice actions, like dictating texts or using various voice commands, without an internet connection.

3.Supports Java
Lenovo K4
Xiaomi Redmi Note 4
4.Allows app installs on the device's external storage
Lenovo K4
Xiaomi Redmi Note 4
5.Is free and open source
Lenovo K4
Xiaomi Redmi Note 4

Anyone is free to use, copy, study, and change the software in any way, and the source code is openly shared so that people are encouraged to voluntarily improve the design of the software.

6.Has sharing intents
Lenovo K4
Xiaomi Redmi Note 4

If an app has sharing capabilities and the developers have indicated it, the app will automatically appear in your list of sharing options. Some OS’s limit direct sharing options to a select few apps, which means you have to open apps separately in order to upload the files you want to share.

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