44points

Oppo A57

46points

Oppo R7

Oppo A57
Comparison winner
Oppo R7
vs
vs

95 facts in comparison

Oppo A57 vs Oppo R7

Oppo A57
Oppo R7
Oppo A57
Oppo R7
44
points
46
points

Why is Oppo A57 better than Oppo R7?

  • Every pixel has three subpixels
  • Has a radio
  • Has an IPS screen
  • Has a fingerprint scanner
  • Has a BSI sensor
  • Has a CMOS sensor
  • Has a gyroscope

Why is Oppo R7 better than Oppo A57?

  • 7.14% faster CPU speed
    8 x 1.5GHzvs8 x 1.4GHz
  • 1.58x higher pixel density
    445ppivs282.4ppi
  • 2.25x higher resolution
    1080 x 1920pxvs1280 x 720px
  • Has branded damage resistant glass
  • 1.3mm thinner
    6.3mmvs7.6mm
  • Is DLNA certified
  • 1.9mm narrower
    71mmvs72.9mm
  • 6.1mm shorter
    143mmvs149.1mm

Top specs and features

Design

1.thickness

7.6mm

6.3mm

Best

Asus Zenfone AR 64GB

4.6mm

2.weight

147g

147g

Best

Palm Phone

62.5g

3.width

72.9mm

71mm

Best

Vertu Signature for Bentley

42mm

4.height

149.1mm

143mm

Best

Motorola FlipOut

67mm

5.volume

82.61cm³

63.96cm³

Best

Palm Phone

36.17cm³

Display

1.resolution

1280 x 720px

1080 x 1920px

Best

Sony Xperia H8541

2160 x 4320px

2.pixel density

282.4ppi

445ppi

Best

Sony Xperia H8541

847ppi

3.has branded damage resistant glass
Oppo A57
Oppo R7

Damage resistant glass (such as Corning Gorilla Glass or Asahi Dragontrail Glass) is thin, lightweight, and can withstand high levels of force.

4.screen size

5.2"

5"

The bigger the screen size is, the better the user experience.

Best

Huawei Mate 20 X

7.2"

5.every pixel has three subpixels
Oppo A57
Oppo R7

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.

6.Has an AMOLED display
Oppo A57
Oppo R7

AMOLED displays, also known as active matrix OLED displays, offer higher refresh rates and consume less power than other types of displays.

Performance

1.Has integrated LTE
Oppo A57
Oppo R7

The system on a chip (SoC) has an integrated LTE cellular chip. LTE is capable of downloading at faster speeds than older, 3G technology.

2.RAM speed

800MHz (Qualcomm Snapdragon 435 MSM8940)

800MHz (Qualcomm Snapdragon 615)

It can support faster memory, which will give quicker system performance.

Best

Alcatel 7

3200MHz

3.Has integrated graphics
Oppo A57
Oppo R7

With integrated graphics you don’t need to buy a separate graphics card.

4.CPU threads

8 (Qualcomm Snapdragon 435 MSM8940)

4 (Qualcomm Snapdragon 615)

More threads result in faster performance and better multitasking.

Best

Samsung Galaxy J5 Pro 16GB

8

5.Has out-of-order execution
Oppo A57
Oppo R7

Out-of-order execution is used in CPUs to make use of instruction cycles that would normally be wasted due to delays.

For example

ZTE Blade V8 16GB

6.maximum memory bandwidth

6.4GB/s (Qualcomm Snapdragon 435 MSM8940)

6.4GB/s (Qualcomm Snapdragon 615)

This is the maximum rate that data can be read from or stored into memory.

Best

Sony Xperia XZ2 Dual SIM

29.9GB/s

Cameras

1.megapixels

13MP

13MP

Best

Huawei Mate 20 X

40 & 20 & 8MP

2.video recording (main camera)

1080 x 30fps

1080 x 30fps

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.

Best

Crosscall Trekker-X4

1080 x 120fps

3.front camera megapixels

16MP

8MP

Best

Wiko View2 Pro

16 & 16MP

4.Has phase detection autofocus for photos
Oppo A57
Oppo R7

A phase detection autofocus is much faster than a contrast detection autofocus, allowing for sharper images.

For example

Huawei Honor View 20

5.Has a dual-lens (or multi-lens) main camera
Oppo A57
Oppo R7

A dual-lens camera captures two images and overlays them. This technology creates sharper images, especially in low light conditions, and allows you to use effects such as softening the background.

For example

Huawei P Smart (2019)

6.has a flash
Oppo A57
Oppo R7

A flash is good for low-light environments, and can sometimes be used as flashlight.

Audio

1.has a socket for a 3.5 mm audio jack
Oppo A57
Oppo R7

With a standard mini jack socket, you can use the device with most headphones.

2.number of microphones

2

2

More microphones result in better sound quality and enable the device to filter out background noise.

Best

Motorola Moto Z3

4

3.has a radio
Oppo A57
Oppo R7

It works as an FM radio with included headsets

Battery

1.battery power

2900mAh

2320mAh

Best

Energizer Power Max P16K Pro

16000mAh

2.has a removable battery
Oppo A57
Oppo R7

The battery is removable and can be replaced by the user if broken.

For example

Blu Advance L4

3.has a battery level indicator
Oppo A57
Oppo R7

An indicator shows you when the device has low battery.

4.has a rechargeable battery
Oppo A57
Oppo R7

The battery can be recharged and used over again.

Features

1.Is a multi-user system
Oppo A57
Oppo R7
2.Has offline voice recognition
Oppo A57
Oppo R7

Offline voice recognition enables you to perform voice actions, like dictating texts or using various voice commands, without an internet connection.

3.Supports Java
Oppo A57
Oppo R7
4.Allows app installs on the device's external storage
Oppo A57
Oppo R7
5.Is free and open source
Oppo A57
Oppo R7

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.

6.Has sharing intents
Oppo A57
Oppo R7

If an app has sharing capabilities and the developers have indicated it, the app will automatically appear in your list of sharing options. Some OS’s limit direct sharing options to a select few apps, which means you have to open apps separately in order to upload the files you want to share.

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