Blackphone 2Microsoft Lumia 638
Top 54%14,548 points
Top 54%
Top 65%11,036 points
Top 65%
Blackphone 2
Microsoft Lumia 638
vs
Top specs and features

Blackphone 2 vs Microsoft Lumia 638: 64 facts in comparison

1. battery power

1.67x more battery power.
1830mAh

2. total clock speed

3.33x faster CPU clock speed.

3. screen size

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

4. megapixels

2.6x more megapixels.

5. RAM

2GB more RAM memory.

6. resolution

5.06x higher resolution.

7. 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 2
Microsoft Lumia 638
83% have it

8. has branded damage resistant glass

Damage resistant glass (such as Corning Gorilla Glass or Asahi Dragontrail Glass) is thin and lightweight, and can withstand high levels of force.
Blackphone 2
Microsoft Lumia 638
39% have it

9. 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 2
Microsoft Lumia 638
78% have it

10. thickness

1.3mm thinner.

11. has stereo speakers

Devices with stereo speakers deliver sound that surrounds the user from left and right side, creating a richer sound and a better experience.
Blackphone 2
Microsoft Lumia 638
16% have it

12. internal storage

8GB more internal storage.

13. has a radio

It works as an FM radio with included headsets
Blackphone 2
Microsoft Lumia 638
66% have it

14. has USB mass storage support

It can transfer files, music, photos via USB, no need to install additional software.
Blackphone 2
Microsoft Lumia 638
90% have it

15. 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 2
Microsoft Lumia 638
50% have it

16. width

9.7mm narrower.

17. height

22.9mm shorter.

18. Has fast 802.11ac WiFi connection

802.11ac wireless works on the 5GHz frequency range. It offers higher transfer rates, improved reliability and improved power consumption. It provides advantages for gaming and HD video streaming.
Blackphone 2
Microsoft Lumia 638
27% have it

19. 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 2
Microsoft Lumia 638(Windows 8.1)
82% have it

20. Is a multi-user system

Blackphone 2
Microsoft Lumia 638(Windows 8.1)
70% have it

21. Has integrated LTE

The system on a chip (SoC) has an integrated LTE cellular chip. LTE is capable of downloading at faster speeds than older, 3G technology.
Blackphone 2
Microsoft Lumia 638(Qualcomm Snapdragon 400)
40% have it

22. Bluetooth version

0 newer Bluetooth version.

23. number of microphones

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

24. has a BSI sensor

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.
Blackphone 2
Microsoft Lumia 638
34% have it

25. semiconductor size

A smaller size indicates that the process to create the chip is newer.
28nm(Qualcomm Snapdragon 400)

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