BLU D440Samsung Comment 2 R390C
Top 100%0 points
Top 100%
Top 87%618 points
Top 87%
BLU D440
Samsung Comment 2 R390C
vs
Top specs and features

BLU D440 vs Samsung Comment 2 R390C: 53 facts in comparison

1. battery power

1.8x more battery power.
1800mAh
Gionee M2017: 7000mAh
1000mAh

2. pixel density

46.71% higher pixel density.
245ppi
Sony Xperia Z5 Premium Dual: 806ppi
167ppi

3. screen size

The bigger the screen size is, the better the user experience.
4.5"
Samsung Galaxy J Max: 7"
2.4"

4. megapixels

2.5x more megapixels.
5MP
Nokia 808 Pureview: 41MP
2MP

5. resolution

6.75x higher resolution.
540 x 960px
Sony Xperia XZ Premium: 2160 x 3840px
320 x 240px

6. 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
Samsung Comment 2 R390C
83% have it

7. weight

50g lighter.
145g
Starmobile Uno B208: 68g
95g

8. 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
Samsung Comment 2 R390C
78% have it

9. thickness

0.1mm thinner.
10.8mm
Asus Zenfone AR 64GB: 4.6mm
10.9mm

10. has a removable battery

The battery is removable and can be replaced by the user if broken.
BLU D440
Samsung Comment 2 R390C
41% have it

11. internal storage

3.75GB more internal storage.
4GB
Huawei Mate 10 Porsche Design: 256GB
0.25GB

12. has a radio

It works as an FM radio with included headsets
BLU D440
Samsung Comment 2 R390C
66% have it

13. has USB mass storage support

It can transfer files, music, photos via USB, no need to install additional software.
BLU D440
Samsung Comment 2 R390C
89% have it

14. width

6mm narrower.
67mm
Vertu Signature for Bentley: 42mm
61mm

16. 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))
Samsung Comment 2 R390C
82% have it

17. Bluetooth version

1.9 newer Bluetooth version.
4
Samsung Galaxy S8 Active: 5.1
2.1

18. semiconductor size

A smaller size indicates that the process to create the chip is newer.
40nm
Asus Zenfone 4 Pro (ZS551KL) 64GB: 10nm
28nm

19. 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))
Samsung Comment 2 R390C
86% have it

20. plays Adobe Flash

Adobe Flash with video and sound is supported in the device's browser.
BLU D440(Android 4.0–4.0.2 Ice Cream Sandwich (API level 14))
Samsung Comment 2 R390C
16% have it

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

BLU D440(Android 4.0–4.0.2 Ice Cream Sandwich (API level 14))
Samsung Comment 2 R390C
87% have it

22. Supports Java

BLU D440(Android 4.0–4.0.2 Ice Cream Sandwich (API level 14))
Samsung Comment 2 R390C
86% have it

23. 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.
BLU D440(Android 4.0–4.0.2 Ice Cream Sandwich (API level 14))
Samsung Comment 2 R390C
91% have it

24. volume

24% less body volume.
96.24cm³
Blu Vivo Air: 48.05cm³
73.14cm³

25. has a flash

A flash is good for low-light environments, and can sometimes be used as flashlight.
BLU D440
Samsung Comment 2 R390C
92% have it

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