Microsoft Lumia 638
Microsoft Lumia 638
Top 71%1,451 points
Top 71%
Top specs and features

Microsoft Lumia 638: 71 facts and highlights

1. battery power

1830mAh
Oukitel K10: 11000mAh

2. total clock speed

4 x 1.2GHz
Meizu Pro 7 Plus 64GB: 10 x 2.6GHz

3. pixel density

218ppi
Sony Xperia Z5 Premium Dual: 806ppi

4. screen size

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

5. RAM

1GB
Razer Phone: 8GB

6. megapixels

5MP
Nokia 808 Pureview: 41MP

7. resolution

480 x 854px
Sony Xperia XZ Premium: 2160 x 3840px

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.
Microsoft Lumia 638
84% have it

9. 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.
Microsoft Lumia 638
40% have it

10. weight

136g
Garmin Vivosmart 3 (large): 21.5g

11. 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.
Microsoft Lumia 638
78% have it

12. thickness

9.2mm
Asus Zenfone AR 64GB: 4.6mm

13. internal storage

8GB
Huawei Mate 10 Porsche Design: 256GB

14. has USB mass storage support

It can transfer files, music, photos via USB, no need to install additional software.
Microsoft Lumia 638
89% have it

15. has a radio

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

16. download speed

150MBits/s
Panasonic Eluga Ray 700: 1500MBits/s

17. 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.
Microsoft Lumia 638
52% have it

18. width

66.7mm
Vertu Signature for Bentley: 42mm

19. height

129.5mm
Motorola FlipOut: 67mm

20. Bluetooth version

4
Samsung Galaxy S8 Active: 5.1

21. The browser has word wrap

The web browser has automatic word wrap when zooming, the user can easily read long lines without scrolling horizontally.
Microsoft Lumia 638(Windows 8.1)
83% have it

22. Is a multi-user system

Microsoft Lumia 638(Windows 8.1)
72% have it

23. number of microphones

More microphones result in better sound quality and enable the device to filter out background noise.
2
Panasonic Eluga Tapp: 10

24. 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.
Microsoft Lumia 638(Qualcomm Snapdragon 400)
43% have it

25. semiconductor size

A smaller size indicates that the process to create the chip is newer.
28nm(Qualcomm Snapdragon 400)
Samsung Galaxy A8 (2018) (32GB / 4GB RAM): 10nm

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