BLU D440Nokia Lumia 521
Top 100%0 points
Top 100%
Top 77%1,125 points
Top 77%
BLU D440
Nokia Lumia 521
vs
Top specs and features

BLU D440 vs Nokia Lumia 521: 73 facts in comparison

1. battery power

25.87% more battery power.
1800mAh
Gionee M2017: 7000mAh
1430mAh

2. total clock speed

3x faster CPU clock speed.
4 x 1.5GHz
Meizu Pro 7 Plus 64GB: 10 x 2.6GHz
2 x 1GHz

3. pixel density

5.15% higher pixel density.
245ppi
Sony Xperia Z5 Premium Dual: 806ppi
233ppi

4. screen size

The bigger the screen size is, the better the user experience.
4.5"
Samsung Galaxy J Max: 7"
4"

5. megapixels

0% more megapixels.
5MP
Nokia 808 Pureview: 41MP
5MP

6. RAM

0.5GB more RAM memory.
1GB
Razer Phone: 8GB
0.5GB

7. resolution

35% higher resolution.
540 x 960px
Sony Xperia XZ Premium: 2160 x 3840px
480 x 800px

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 D440
Nokia Lumia 521
83% have it

9. weight

21g lighter.
145g
Starmobile Uno B208: 68g
124g

10. 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.
BLU D440
Nokia Lumia 521
39% 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 D440
Nokia Lumia 521
78% have it

12. thickness

0.9mm thinner.
10.8mm
Asus Zenfone AR 64GB: 4.6mm
9.9mm

13. has a removable battery

The battery is removable and can be replaced by the user if broken.
BLU D440
Nokia Lumia 521
41% have it

14. internal storage

4GB more internal storage.
4GB
Huawei Mate 10 Porsche Design: 256GB
8GB

16. has USB mass storage support

It can transfer files, music, photos via USB, no need to install additional software.
BLU D440
Nokia Lumia 521
89% have it

17. download speed

0.48% faster downloads.
21MBits/s
Panasonic Eluga Ray 700: 1500MBits/s
21.1MBits/s

18. wireless charging

The manufacturer offers a branded wireless charging kit. To charge the device, you simply put it down on its charging base.
BLU D440
Nokia Lumia 521
6% have it

19. video recording

1.5x better video recording quality.
1080 x 30fps
Apple iPhone X 64GB: 2160 x 60fps
720 x 30fps

20. has NFC

NFC (near field communication) allows a device to perform simple wireless transactions.
BLU D440
Nokia Lumia 521
39% have it

21. width

3mm narrower.
67mm
Vertu Signature for Bentley: 42mm
64mm

22. Has a dual-tone LED flash

A dual-tone flash has LED lights with different color temperatures, delivering a better color balance to photos and videos.
BLU D440
Nokia Lumia 521
24% have it

23. height

9mm shorter.
133mm
Motorola FlipOut: 67mm
124mm

24. 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))
Nokia Lumia 521(Windows Phone 8)
82% have it

25. Bluetooth version

1 newer Bluetooth version.
4
Samsung Galaxy S8 Active: 5.1
3

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