BLU Quattro 4.5Microsoft Lumia 638
Top 71%9,325 points
Top 71%
Top 65%10,977 points
Top 65%
BLU Quattro 4.5
Microsoft Lumia 638
vs
Top specs and features

BLU Quattro 4.5 vs Microsoft Lumia 638: 64 facts in comparison

1. battery power

1.64% more battery power.
1830mAh

2. total clock speed

25% faster CPU clock speed.

3. pixel density

12.39% higher pixel density.

4. screen size

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

5. megapixels

0% more megapixels.

6. RAM

0MB more RAM memory.

7. resolution

26.46% higher resolution.

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.
BLU Quattro 4.5
Microsoft Lumia 638
83% have it

9. weight

9g lighter.

10. 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.
BLU Quattro 4.5
Microsoft Lumia 638
40% have it

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.
BLU Quattro 4.5
Microsoft Lumia 638
79% have it

12. thickness

1.6mm thinner.

13. internal storage

4GB more internal storage.

14. has a radio

It works as an FM radio with included headsets
BLU Quattro 4.5
Microsoft Lumia 638
65% have it

15. has USB mass storage support

It can transfer files, music, photos via USB, no need to install additional software.
BLU Quattro 4.5
Microsoft Lumia 638
91% have it

16. download speed

86% faster downloads.

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.
BLU Quattro 4.5
Microsoft Lumia 638
50% have it

18. width

0.3mm narrower.

19. height

3.5mm shorter.

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.
BLU Quattro 4.5(Android 4.0–4.0.2 Ice Cream Sandwich (API level 14))
Microsoft Lumia 638(Windows 8.1)
81% have it

21. Is a multi-user system

BLU Quattro 4.5
Microsoft Lumia 638(Windows 8.1)
70% 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.
BLU Quattro 4.5
Microsoft Lumia 638(Qualcomm Snapdragon 400)
40% have it

23. Bluetooth version

0 newer Bluetooth version.

24. semiconductor size

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

25. 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.
BLU Quattro 4.5(Android 4.0–4.0.2 Ice Cream Sandwich (API level 14))
Microsoft Lumia 638
85% have it

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