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Blackphone
Lenovo K4
Top 86%794 points
Top 86%
Top 73%1,513 points
Top 73%
Blackphone
Lenovo K4
Top specs and features

Blackphone vs Lenovo K4: 67 facts in comparison

1. battery power

3.09% more battery power.
2000mAh
Energizer Power Max P16K Pro: 16000mAh
1940mAh

2. total clock speed

1.54x faster CPU clock speed.
4 x 2GHz
Meizu Pro 7 Plus 64GB: 10 x 2.6GHz
4 x 1.3GHz

3. screen size

The bigger the screen size is, the better the user experience.
4.7"
Samsung Galaxy J Max: 7"
4.5"

4. RAM

1GB more RAM memory.
2GB
Oppo Find X: 8GB
1GB

5. megapixels

1.6x more megapixels (main camera).
8MP
Huawei Mate RS Porsche Design: 40 & 20 & 8MP
5MP

6. resolution

2.25x higher resolution.
720 x 1280px
Sony Xperia H8541: 2160 x 4320px
480 x 854px

7. front camera megapixels

2.5x more megapixels (front camera).
5MP
Wiko View2 Pro: 16 & 16MP
2MP

8. has an external memory slot

The device has a standard memory slot (such as an SD or micro SD card slot) so that you can either extend the internal storage with affordable memory modules or you can retrieve data, such as photographs, easily from a memory card.
Blackphone
Lenovo K4
85% have it

9. weight

1g lighter.
119g
Starmobile Uno B208: 68g
120g

10. every pixel has three subpixels

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.
Blackphone
Lenovo K4
78% have it

11. thickness

0.52mm thinner.
8.38mm
Asus Zenfone AR 64GB: 4.6mm
8.9mm

12. internal storage

8GB more internal storage.
16GB
Smartisan Nut R1: 1024GB
8GB

13. has a removable battery

The battery is removable and can be replaced by the user if broken.
Blackphone
Lenovo K4
39% have it

14. has USB mass storage support

It can transfer files, music, photos via USB, no need to install additional software.
Blackphone
Lenovo K4
87% have it

15. has a radio

It works as an FM radio with included headsets
Blackphone
Lenovo K4
68% have it

16. has an IPS screen

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.
Blackphone
Lenovo K4
55% have it

17. width

2.4mm narrower.
69.1mm
Vertu Signature for Bentley: 42mm
66.7mm

18. height

5.7mm shorter.
137.6mm
Motorola FlipOut: 67mm
131.9mm

19. Bluetooth version

0.1 newer Bluetooth version.
4
Samsung Galaxy S8 Active: 5.1
4.1

20. The browser has word wrap

The web browser has automatic word wrap when zooming, the user can easily read long lines without scrolling horizontally.
Blackphone
Lenovo K4(Android 5.1 Lollipop)
85% have it

21. Is a multi-user system

Blackphone
Lenovo K4(Android 5.1 Lollipop)
75% have it

22. Has offline voice recognition

Offline voice recognition enables you to perform voice actions, like dictating texts or using various voice commands, without an internet connection.
Blackphone
Lenovo K4(Android 5.1 Lollipop)
80% have it

23. Is free and open source

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.
Blackphone
Lenovo K4(Android 5.1 Lollipop)
87% have it

24. Supports OpenGL ES 3.0, allowing for improved game graphics

Blackphone
Lenovo K4(Android 5.1 Lollipop)
70% have it

25. Allows app installs on the device's external storage

Blackphone
Lenovo K4(Android 5.1 Lollipop)
89% have it

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