BlackphoneHTC J Butterfly (HTL21)
Top 85%753 points
Top 85%
Top 79%1,015 points
Top 79%
Blackphone
HTC J Butterfly (HTL21)
vs
Top specs and features

Blackphone vs HTC J Butterfly (HTL21): 61 facts in comparison

1. battery power

1% more battery power.
2000mAh
Gionee M2017: 7000mAh
2020mAh

2. total clock speed

33.33% faster CPU clock speed.
4 x 2GHz
Meizu Pro 7 Plus 64GB: 10 x 2.6GHz
4 x 1.5GHz

3. screen size

The bigger the screen size is, the better the user experience.
4.7"
Samsung Galaxy J Max: 7"
5"

4. megapixels

1.25% more megapixels.
8MP
Nokia 808 Pureview: 41MP
8.1MP

5. RAM

0MB more RAM memory.
2GB
Razer Phone: 8GB
2GB

6. front camera megapixels

2.5x more megapixels (front camera).
5MP
Vivo V7: 24MP
2MP

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
HTC J Butterfly (HTL21)
83% have it

8. weight

21g lighter.
119g
Starmobile Uno B208: 68g
140g

9. 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
HTC J Butterfly (HTL21)
78% have it

10. thickness

0.72mm thinner.
8.38mm
Asus Zenfone AR 64GB: 4.6mm
9.1mm

11. has a removable battery

The battery is removable and can be replaced by the user if broken.
Blackphone
HTC J Butterfly (HTL21)
41% have it

12. internal storage

0MB more internal storage.
16GB
Huawei Mate 10 Porsche Design: 256GB
16GB

13. has a radio

It works as an FM radio with included headsets
Blackphone
HTC J Butterfly (HTL21)
66% have it

14. has USB mass storage support

It can transfer files, music, photos via USB, no need to install additional software.
Blackphone
HTC J Butterfly (HTL21)
89% have it

16. has NFC

NFC (near field communication) allows a device to perform simple wireless transactions.
Blackphone
HTC J Butterfly (HTL21)
39% have it

17. width

1.9mm narrower.
69.1mm
Vertu Signature for Bentley: 42mm
71mm

18. 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
HTC J Butterfly (HTL21)
24% have it

19. height

5.4mm shorter.
137.6mm
Motorola FlipOut: 67mm
143mm

20. 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
HTC J Butterfly (HTL21)(Android 4.1 Jelly Bean (API level 16))
82% have it

21. Bluetooth version

0 newer Bluetooth version.
4
Samsung Galaxy S8 Active: 5.1
4

22. 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.
Blackphone
HTC J Butterfly (HTL21)(Android 4.1 Jelly Bean (API level 16))
77% have it

23. 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.
Blackphone
HTC J Butterfly (HTL21)(Android 4.1 Jelly Bean (API level 16))
86% have it

24. plays Adobe Flash

Adobe Flash with video and sound is supported in the device's browser.
Blackphone
HTC J Butterfly (HTL21)(Android 4.1 Jelly Bean (API level 16))
16% have it

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

Blackphone
HTC J Butterfly (HTL21)(Android 4.1 Jelly Bean (API level 16))
87% have it

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