Blu Energy XNokia Lumia 521
Top 80%1,127 points
Top 80%
Top 81%1,081 points
Top 81%
Blu Energy X
Nokia Lumia 521
Top specs and features

Blu Energy X vs Nokia Lumia 521: 76 facts in comparison

1. battery power

2.8x more battery power.
Energizer Power Max P16K Pro: 16000mAh

2. total clock speed

2.6x faster CPU clock speed.
4 x 1.3GHz
Meizu Pro 7 Plus 64GB: 10 x 2.6GHz
2 x 1GHz

3. pixel density

26.18% 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

0.5GB more RAM memory.
Razer Phone: 8GB

6. megapixels

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

7. resolution

2.4x higher resolution.
720 x 1280px
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 Energy X
Nokia Lumia 521
84% have it

9. 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 Energy X
Nokia Lumia 521
40% have it

10. weight

30g lighter.
Garmin Vivosmart 3 (large): 21.5g

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 Energy X
Nokia Lumia 521
78% have it

12. thickness

1mm thinner.
Asus Zenfone AR 64GB: 4.6mm

13. has a removable battery

The battery is removable and can be replaced by the user if broken.
Blu Energy X
Nokia Lumia 521
40% have it

14. internal storage

0MB more internal storage.
Samsung Galaxy S9 Plus Dual SIM: 256GB

16. has a radio

It works as an FM radio with included headsets
Blu Energy X
Nokia Lumia 521
66% have it

17. Supports 4K resolution

Allows you to view in ultra-high definition.
Blu Energy X(Android 5.1 Lollipop)
Nokia Lumia 521
64% have it

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 Energy X
Nokia Lumia 521
6% have it

19. video recording

1.5x better video recording quality.
1080 x 30fps
Samsung Galaxy S9 Plus Dual SIM 64GB: 2160 x 60fps
720 x 30fps

20. has NFC

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

21. 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 Energy X
Nokia Lumia 521
52% have it

22. width

6mm narrower.
Vertu Signature for Bentley: 42mm

23. 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 Energy X
Nokia Lumia 521
25% have it

24. height

18mm shorter.
Motorola FlipOut: 67mm

25. Bluetooth version

1 newer Bluetooth version.
Samsung Galaxy S8 Active: 5.1

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