vs
Oppo A57
Oppo R7
Top 54%1,875 points
Top 54%
Top 54%1,878 points
Top 54%
Oppo A57
Oppo R7
Top specs and features

Oppo A57 vs Oppo R7: 97 facts in comparison

1. battery power

25% more battery power.
2900mAh
Energizer Power Max P16K Pro: 16000mAh
2320mAh

2. total clock speed

7.14% faster CPU clock speed.
8 x 1.4GHz(Qualcomm Snapdragon 435 MSM8940)
Meizu Pro 7 Plus 64GB: 10 x 2.6GHz
8 x 1.5GHz

3. pixel density

1.58x higher pixel density.
282.4ppi
Sony Xperia H8541: 847ppi
445ppi

4. screen size

The bigger the screen size is, the better the user experience.
5.2"
Huawei Mate 20 X: 7.2"
5"

5. RAM

0MB more RAM memory.
3GB
OnePlus 6T: 8GB
3GB

6. megapixels

0% more megapixels (main camera).
13MP
Huawei Mate 20 X: 40 & 20 & 8MP
13MP

7. resolution

2.25x higher resolution.
1280 x 720px
Sony Xperia H8541: 2160 x 4320px
1080 x 1920px

8. front camera megapixels

2x more megapixels (front camera).
16MP
Wiko View2 Pro: 16 & 16MP
8MP

9. 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.
Oppo A57
Oppo R7
86% have it

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.
Oppo A57
Oppo R7
41% have it

11. weight

0g lighter.
147g
Palm Phone: 62.5g
147g

12. 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.
Oppo A57
Oppo R7
78% have it

13. internal storage

16GB more internal storage.
32GB
Smartisan Nut R1: 1024GB
16GB

14. thickness

1.3mm thinner.
7.6mm
Asus Zenfone AR 64GB: 4.6mm
6.3mm

15. has a removable battery

The battery is removable and can be replaced by the user if broken.
Oppo A57
Oppo R7
36% have it

16. has a radio

It works as an FM radio with included headsets
Oppo A57
Oppo R7
69% have it

17. video recording (main camera)

The maximum resolution available for videos shot with the main camera. Although it may be possible to choose among other frame rates, those recordings usually have lower resolutions.
1080 x 30fps
Crosscall Trekker-X4: 1080 x 120fps
1080 x 30fps

18. Is DLNA certified

All DLNA certified products are compatible with one another. When different devices are connected to the same network, data can be transferred easily between them.
Oppo A57
Oppo R7
30% have it

19. has NFC

NFC (near field communication) allows a device to perform simple wireless transactions.
Oppo A57
Oppo R7
38% have it

20. 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.
Oppo A57
Oppo R7
56% have it

21. width

1.9mm narrower.
72.9mm
Vertu Signature for Bentley: 42mm
71mm

22. Has a fingerprint scanner

The device has a fingerprint scanner which identifies the user.
Oppo A57
Oppo R7
36% have it

23. height

6.1mm shorter.
149.1mm
Motorola FlipOut: 67mm
143mm

24. Bluetooth version

0.1 newer Bluetooth version.
4.1
Samsung Galaxy S8 Active: 5.1
4

25. has a BSI sensor

A BSI (backside illuminated) sensor is a camera image sensor which captures better quality images in poor lighting conditions, and offers better overall sharpness and image quality.
Oppo A57
Oppo R7
32% have it

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