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Blackphone
Oppo A31
Top 86%780 points
Top 86%
Top 66%1,903 points
Top 66%
Blackphone
Oppo A31
Top specs and features

Blackphone vs Oppo A31: 69 facts in comparison

1. battery power

0% more battery power.
2000mAh
Energizer Power Max P16K Pro: 16000mAh
2000mAh

2. total clock speed

1.67x faster CPU clock speed.
4 x 2GHz
Meizu Pro 7 Plus 64GB: 10 x 2.6GHz
4 x 1.2GHz

3. screen size

The bigger the screen size is, the better the user experience.
4.7"
Samsung Galaxy J Max: 7"
4.5"

4. RAM

1GB more RAM memory.
2GB
Oppo Find X: 8GB
1GB

5. megapixels

0% more megapixels (main camera).
8MP
Huawei Mate RS Porsche Design: 40 & 20 & 8MP
8MP

6. resolution

2.25x higher resolution.
720 x 1280px
Sony Xperia H8541: 2160 x 4320px
480 x 854px

7. front camera megapixels

0% more megapixels (front camera).
5MP
Wiko View2 Pro: 16 & 16MP
5MP

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.
Blackphone
Oppo A31
85% have it

9. weight

16g lighter.
119g
Samsung Galaxy J8: 0g
135g

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
Oppo A31
78% have it

11. thickness

0.38mm thinner.
8.38mm
Asus Zenfone AR 64GB: 4.6mm
8mm

12. internal storage

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

13. has USB mass storage support

It can transfer files, music, photos via USB, no need to install additional software.
Blackphone
Oppo A31
87% have it

14. 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
Oppo A31
55% have it

15. width

3.6mm narrower.
69.1mm
Vertu Signature for Bentley: 42mm
65.5mm

16. height

5.7mm shorter.
137.6mm
Motorola FlipOut: 67mm
131.9mm

17. Bluetooth version

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

18. 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
Oppo A31(Android 4.4 KitKat (API level 19))
85% have it

19. Is a multi-user system

Blackphone
Oppo A31(Android 4.4 KitKat (API level 19))
75% have it

20. Has integrated LTE

The system on a chip (SoC) has an integrated LTE cellular chip. LTE is capable of downloading at faster speeds than older, 3G technology.
Blackphone
Oppo A31(Qualcomm Snapdragon 410 MSM8916)
46% have it

21. supports two SIM cards

A dual SIM mobile phone can work with two SIM cards at the same time.
Blackphone
Oppo A31
54% have it

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
Oppo A31(Android 4.4 KitKat (API level 19))
80% 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
Oppo A31(Android 4.4 KitKat (API level 19))
87% have it

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

Blackphone
Oppo A31(Android 4.4 KitKat (API level 19))
70% have it

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

Blackphone
Oppo A31(Android 4.4 KitKat (API level 19))
89% have it

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