BlackphoneMicrosoft Lumia 638
Top 88%642 points
Top 88%
Top 74%1,410 points
Top 74%
Blackphone
Microsoft Lumia 638
vs
Top specs and features

Blackphone vs Microsoft Lumia 638: 60 facts in comparison

1. battery power

9.29% more battery power.
2000mAh
Energizer Power Max P16K Pro: 16000mAh
1830mAh

2. total clock speed

1.67x faster CPU clock speed.
4 x 2GHz
Meizu Pro 7 Plus 64GB: 10 x 2.6GHz
4 x 1.2GHz

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
Alcatel Pixi 4 (3.5): 512GB
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. 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
Microsoft Lumia 638
85% have it

8. has branded damage resistant glass

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

9. weight

17g lighter.
119g
Garmin Vivosmart 3 (large): 21.5g
136g

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
Microsoft Lumia 638
78% have it

11. thickness

0.82mm thinner.
8.38mm
Asus Zenfone AR 64GB: 4.6mm
9.2mm

12. internal storage

8GB more internal storage.
16GB
Xiaomi Mi Mix 2s: 256GB
8GB

13. has USB mass storage support

It can transfer files, music, photos via USB, no need to install additional software.
Blackphone
Microsoft Lumia 638
87% have it

14. download speed

0% faster downloads.
150MBits/s
Panasonic Eluga Ray 700: 1500MBits/s
150MBits/s

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
Microsoft Lumia 638
54% have it

17. width

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

18. height

8.1mm shorter.
137.6mm
Lava Z50: 66.6mm
129.5mm

19. Bluetooth version

0 newer Bluetooth version.
4
ZTE Blade Force: 402
4

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
Microsoft Lumia 638(Windows 8.1)
84% have it

21. Is a multi-user system

Blackphone
Microsoft Lumia 638(Windows 8.1)
74% have it

22. 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
Microsoft Lumia 638(Qualcomm Snapdragon 400)
44% have it

23. upload

0% faster uploads.
50MBits/s
Xiaomi Black Shark: 310MBits/s
50MBits/s

24. Supports widgets

You can add widgets to the home screen. This allows you to have more flexibility and to see information at a glance, without going into the app.
Blackphone
Microsoft Lumia 638(Windows 8.1)
91% have it

25. volume

0.38% less body volume.
79.68cm³
Blu Vivo Air: 48.05cm³
79.47cm³

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