BLU D440
BLU D440
Top 87%758 points
Top 87%
Top specs and features

BLU D440: 55 facts and highlights

1. battery power

1800mAh
Energizer Power Max P16K Pro: 16000mAh

2. total clock speed

4 x 1.5GHz
Meizu Pro 7 Plus 64GB: 10 x 2.6GHz

3. pixel density

245ppi
Sony Xperia H8541: 847ppi

4. screen size

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

5. RAM

1GB
OnePlus 6: 8GB

6. megapixels

5MP
Huawei Mate RS Porsche Design: 40 & 20 & 8MP

7. resolution

540 x 960px
Sony Xperia H8541: 2160 x 4320px

8. front camera megapixels

1.3MP
Wiko View2 Pro: 16 & 16MP

9. 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 D440
85% have it

10. weight

145g
Starmobile Uno B208: 68g

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 D440
78% have it

12. thickness

10.8mm
Asus Zenfone AR 64GB: 4.6mm

13. internal storage

4GB
OnePlus 6: 256GB

14. has USB mass storage support

It can transfer files, music, photos via USB, no need to install additional software.
BLU D440
86% have it

15. download speed

21MBits/s
Coolpad Cool Play 6: 1500MBits/s

16. has a radio

It works as an FM radio with included headsets
BLU D440
67% have it

17. video recording (main camera)

The maximum resolution available for videos shot with the main camera. Although it may be possible to choose among other frame rates, those recordings usually have lower resolutions.
1080 x 30fps
Samsung Galaxy S9 Plus Dual SIM 64GB: 2160 x 60fps

18. width

67mm
Vertu Signature for Bentley: 42mm

19. height

133mm
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.
BLU D440(Android 4.0–4.0.2 Ice Cream Sandwich (API level 14))
84% have it

22. semiconductor size

A smaller size indicates that the process to create the chip is newer.
40nm
Samsung Galaxy S9 Plus Dual SIM: 10nm

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.
BLU D440(Android 4.0–4.0.2 Ice Cream Sandwich (API level 14))
87% have it

24. upload

5.76MBits/s
Xiaomi Black Shark: 310MBits/s

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

BLU D440(Android 4.0–4.0.2 Ice Cream Sandwich (API level 14))
88% have it

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