44points

Oppo A77

Oppo A77
vs

Oppo A77 review: specs and price

Oppo A77
Oppo A77

Why is Oppo A77 better than the average?

  • Battery power
    3200mAhvs2656.32mAh
  • CPU speed
    8 x 1.5GHzvs6.42GHz
  • Pixel density
    401ppivs323.79ppi
  • Screen size
    5.5"vs5.07"
  • RAM
    4GBvs2.22GB
  • Megapixels
    13MPvs11.67MP
  • Resolution
    1080 x 1920pxvs1168459.27px
  • Front camera megapixels
    16MPvs5.36MP

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Top specs and features

relevant

Design

1.weight

153g

Best

Palm Phone

62.5g

2.thickness

7.3mm

Best

Asus Zenfone AR 64GB

4.6mm

3.width

75.2mm

Best

Vertu Signature for Bentley

42mm

4.height

153.3mm

Best

Motorola FlipOut

67mm

relevant

Display

1.resolution

1080 x 1920px

Best

Sony Xperia H8541

2160 x 4320px

2.pixel density

401ppi

Best

Sony Xperia H8541

847ppi

3.screen size

5.5"

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

Best

Huawei Mate 20 X

7.2"

4.every pixel has three subpixels
Oppo A77

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.

5.Has an AMOLED display
Oppo A77

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

For example

Vivo NEX 2

6.has an IPS screen
Oppo A77

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.

relevant

Performance

1.Has integrated LTE
Oppo A77

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.GPU clock speed

700MHz (ARM Mali T860 MP2)

The graphics processing unit (GPU) has a higher clock speed.

Best

Infinix Zero 5 Pro

1000MHz

3.RAM speed

666MHz (MediaTek MT6750T)

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

Best

Alcatel 7

3200MHz

4.DirectX version

11 (ARM Mali T860 MP2)

DirectX is used in games, with newer versions supporting better graphics.

Best

Huawei Honor 8C

12

5.Has integrated graphics
Oppo A77

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

6.Has out-of-order execution
Oppo A77

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

relevant

Cameras

1.megapixels

13MP

Best

Huawei Mate 20 X

40 & 20 & 8MP

2.video recording (main camera)

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

Best

Wiko View2 Pro

16 & 16MP

4.widest aperture

f/2.2

With a wider aperture the sensor can capture more light, helping to avoid blur by enabling a faster shutter speed. It also provides a shallow depth of field, allowing you to blur the background to focus attention on the subject.

Best

Vivo NEX 2

1.3 & 1.8 & 1.8f

5.Has phase detection autofocus for photos
Oppo A77

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

6.has a flash
Oppo A77

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

relevant

Audio

1.has stereo speakers
Oppo A77

Devices with stereo speakers deliver sound from independent channels on both left and right sides, creating a richer sound and a better experience.

For example

Kyocera DuraForce Pro 2

2.has a socket for a 3.5 mm audio jack
Oppo A77

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

3.number of microphones

1

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

Best

Motorola Moto Z3

4

4.has dedicated media keys
Oppo A77

The music player can be blindly used.

For example

ZTE Nubia X

relevant

Battery

1.battery power

3200mAh

Best

Energizer Power Max P16K Pro

16000mAh

2.Has an ultra power save mode
Oppo A77

The device can save battery by using just a black-and-white screen with a few basic icons. This means even with a small amount of battery, you can keep the device running for a long time.

For example

Oppo A7

3.has a removable battery
Oppo A77

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

For example

Blu Advance L4

4.wireless charging
Oppo A77

The manufacturer offers a branded wireless charging kit. To charge the device, you simply put it down on its charging base.

For example

Kyocera DuraForce Pro 2

5.has a battery level indicator
Oppo A77

An indicator shows you when the device has low battery.

6.has a rechargeable battery
Oppo A77

The battery can be recharged and used over again.

relevant

Features

1.Is a multi-user system
Oppo A77
2.Has offline voice recognition
Oppo A77

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 A77
4.Allows app installs on the device's external storage
Oppo A77
5.Is free and open source
Oppo A77

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 A77

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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