BLU D440O+ Ultra
Top 85%824 points
Top 85%
Top 76%1,372 points
Top 76%
BLU D440
O+ Ultra
Top specs and features

BLU D440 vs O+ Ultra: 65 facts in comparison

1. battery power

2.22x more battery power.
Energizer Power Max P16K Pro: 16000mAh

2. total clock speed

15.38% faster CPU clock speed.
4 x 1.5GHz
Meizu Pro 7 Plus 64GB: 10 x 2.6GHz
4 x 1.3GHz

3. pixel density

8.98% higher pixel density.
Sony Xperia Z5 Premium Dual: 806ppi

4. screen size

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

5. RAM

0MB more RAM memory.
Razer Phone: 8GB

6. megapixels

1.6x more megapixels (main camera).
Doogee V: 21 & 21MP

7. resolution

1.78x higher resolution.
540 x 960px
Sony Xperia XZ Premium: 2160 x 3840px
720 x 1280px

8. front camera megapixels

3.85x more megapixels (front camera).
Doogee V: 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
O+ Ultra
84% have it

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.
BLU D440
O+ Ultra
78% have it

11. internal storage

4GB more internal storage.
Samsung Galaxy S9 Plus Dual SIM: 256GB

12. has USB mass storage support

It can transfer files, music, photos via USB, no need to install additional software.
BLU D440
O+ Ultra
88% have it

13. has a radio

It works as an FM radio with included headsets
BLU D440
O+ Ultra
66% have it

14. Supports 4K resolution

Allows you to view in ultra-high definition.
BLU D440
O+ Ultra(Android 5.0 Lollipop)
64% have it

15. 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 D440
O+ Ultra
52% have it

16. Bluetooth version

0 newer Bluetooth version.
Samsung Galaxy S8 Active: 5.1

17. 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))
O+ Ultra(Android 5.0 Lollipop)
83% have it

18. Is a multi-user system

BLU D440
O+ Ultra(Android 5.0 Lollipop)
73% have it

19. supports two SIM cards

A dual SIM mobile phone can work with two SIM cards at the same time.
BLU D440
O+ Ultra
50% have it

20. semiconductor size

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

21. Has offline voice recognition

Offline voice recognition enables you to perform voice actions, like dictating texts or using various voice commands, without an internet connection.
BLU D440
O+ Ultra(Android 5.0 Lollipop)
78% have it

22. 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))
O+ Ultra(Android 5.0 Lollipop)
86% have it

23. Supports OpenGL ES 3.0, allowing for improved game graphics

BLU D440
O+ Ultra(Android 5.0 Lollipop)
67% have it

24. 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))
O+ Ultra(Android 5.0 Lollipop)
15% have it

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

BLU D440(Android 4.0–4.0.2 Ice Cream Sandwich (API level 14))
O+ Ultra(Android 5.0 Lollipop)
87% have it

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