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Blackphone
Nokia Lumia 521
Top 86%794 points
Top 86%
Top 80%1,129 points
Top 80%
Blackphone
Nokia Lumia 521
Top specs and features

Blackphone vs Nokia Lumia 521: 67 facts in comparison

1. battery power

39.86% more battery power.
2000mAh
Energizer Power Max P16K Pro: 16000mAh
1430mAh

2. total clock speed

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

3. screen size

The bigger the screen size is, the better the user experience.
4.7"
Samsung Galaxy J Max: 7"
4"

4. RAM

1.5GB more RAM memory.
2GB
Oppo Find X: 8GB
0.5GB

5. megapixels

1.6x more megapixels (main camera).
8MP
Huawei Mate RS Porsche Design: 40 & 20 & 8MP
5MP

6. resolution

2.4x higher resolution.
720 x 1280px
Sony Xperia H8541: 2160 x 4320px
480 x 800px

7. 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.
Blackphone
Nokia Lumia 521
85% have it

8. 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.
Blackphone
Nokia Lumia 521
41% have it

9. weight

5g lighter.
119g
Starmobile Uno B208: 68g
124g

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.
Blackphone
Nokia Lumia 521
78% have it

11. thickness

1.52mm thinner.
8.38mm
Asus Zenfone AR 64GB: 4.6mm
9.9mm

12. internal storage

8GB more internal storage.
16GB
Smartisan Nut R1: 1024GB
8GB

13. has a removable battery

The battery is removable and can be replaced by the user if broken.
Blackphone
Nokia Lumia 521
39% have it

14. has USB mass storage support

It can transfer files, music, photos via USB, no need to install additional software.
Blackphone
Nokia Lumia 521
87% have it

15. download speed

7.11x faster downloads.
150MBits/s
HTC U12+ 128GB: 1200MBits/s
21.1MBits/s

16. has a radio

It works as an FM radio with included headsets
Blackphone
Nokia Lumia 521
68% have it

17. wireless charging

The manufacturer offers a branded wireless charging kit. To charge the device, you simply put it down on its charging base.
Blackphone
Nokia Lumia 521
7% have it

18. has NFC

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

19. 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.
Blackphone
Nokia Lumia 521
55% have it

20. width

5.1mm narrower.
69.1mm
Vertu Signature for Bentley: 42mm
64mm

21. 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.
Blackphone
Nokia Lumia 521
26% have it

22. height

13.6mm shorter.
137.6mm
Motorola FlipOut: 67mm
124mm

23. Bluetooth version

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

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.
Blackphone
Nokia Lumia 521(Windows Phone 8)
85% have it

25. Is a multi-user system

Blackphone
Nokia Lumia 521(Windows Phone 8)
75% have it

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