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Oppo

Oppo A57 5G (2022)

Android OS v12.0
Mediatek Dimensity 810
Mali-G57 MP4
8 GB / 128 GB
6.56 inch (720 x 1612 px)
13 + 2 MP, 4160 x 3120 px, autofocus

This phone comes equipped with a 6.56 inch IPS display, a Mediatek Dimensity 810 chipset, and 8 GB of RAM.

Is this phone a good value for its price? My review aims to answer that question by the end.

Table of Contents

This article shares our personal experiences and thoughts about using the Oppo A57 5G smartphone. We hope to offer helpful insights to others interested in this device.

Oppo A57 5G / 1

Oppo A57 5G specifications

BrandOppo
NameA57 5G
ModelPFTM20
Release date2022

Weight, dimensions, colors

Weight6.56 oz
Dimensions6.45 x 2.96 x 0.31 inch
Colorsblack, dark blue, lilac
SIM typeNano SIM

The weight of Oppo A57 5G is about 6.56 oz with battery. This is average for smartphones of the same size. Smartphones use a Nano SIM as a small chipcard for a subscriber identity module (SIM).

Oppo A57 5G / 1

System, chipset, performance

OS versionAndroid OS v12.0
SoCMediatek Dimensity 810
CPUOcta-core, Dual-core 2.4 GHz Cortex-A76, Hexa-core 2 GHz Cortex-A55
GPUMali-G57 MP4
PerformanceAnTuTu v9: 396526

The Oppo A57 5G comes with Android OS v12.0 out of the box. Android is a mobile operating system. Google built it using a modified version of the Linux kernel. They also used other open-source software. An advanced scheduler manages this octa-core CPU. It assigns tasks to the CPU for real-time speed and power efficiency. Many mobile devices use ARM Mali GPUs. They are well known for their good performance and power efficiency. We use AnTuTu app to measure general processing performance. AnTuTu Benchmark is the most popular benchmark app for Android phones.

Oppo A57 5G / 2

Display type, size, resolution

Display typeIPS
Screen size6.56 inch
Resolution720 x 1612 px
Multitouch supportyes

The 6.56 inch IPS display has better features. These include optimal viewing angles, color accuracy, and unchanging color reproduction. The 6.56 inch display should be big enough for our needs. It will make viewing comfortable. This is true whether we're reading, browsing, or watching. The size of the screen is measured diagonally, from corner to corner.

Oppo A57 5G / 3

Memory, storage

RAM8 GB
Internal storage128 GB
Memory card slotmicroSD

The 8 GB of RAM on the Oppo A57 5G should be more than enough to handle their daily needs without any major issues. More RAM lets us keep more apps and processes open in the background. This keeps the device from slowing down. The A57 5G has 128 GB of internal storage, which is more than enough for their needs. We can expand the internal storage (128 GB) with a compatible microSD card.

Cameras, flash

Main camera13 + 2 MP, 4160 x 3120 px, autofocus
FlashLED
Selfie camera8 MP

Using multiple cameras has advantages. They provide more versatility and creative possibilities. They let us capture a wider range of subjects. The main camera of A57 5G smartphone does not have OIS. The optical image stabilization (OIS) is an important feature in smartphones.

Connectivity, network, wireless

GSM 2G bands850 / 900 / 1800 / 1900
Network coverage2G / 3G / 4G / 5G
Wi-FiWi-Fi 802.11 a/b/g/n/ac
Bluetoothv5.2, A2DP
GPSA-GPS, GLONASS
NFCno
FM radioyes
USBUSB Type-C
Headphone3.5 mm jack

The 5G networks use advanced technologies. These include millimeter-wave (mmWave) frequencies, massive MIMO, and network slicing. The phone is capable of connecting to Wi-Fi networks. The A57 5G smartphone is capable of connecting to Bluetooth devices. The GPS allows this smartphone to find their exact location. It provides accurate navigation and mapping. The phone isn't NFC (Near Field Communication) capable. NFC is not essential for basic phone functionality, but it can be useful. The 3.5 mm headphone jack allows us to connect wired headphones or earphones to the device.

Battery type, capacity, charger

TypeLi-Ion 5000 mAh, non-removable

The Li-Ion 5000 mAh, non-removable battery gives the smartphone a good battery backup. The Li-ion is a low maintenance battery. It does not need periodic full discharge. The battery of A57 5G isn't removable without voiding the warranty.

Features, sensors, specials

Sensorsaccelerometer, fingerprint, geomagnetic, gravity, gyroscope, light, pedometer, proximity
SpecialsColorOS, Dual SIM, Fast charging

Today, smartphones come with many sensors. They help make the user experience better. The accelerometer is a sensor. It measures the tilting motion and orientation of the phone. The A57 5G phone has a fingerprint scanner. The light sensor detects the level of light in the environment. Dual SIM is great for businesses. They want to give staff a device with separate numbers and bills for personal and business use. The fast charging technology comes in handy when we need quick juice on our device.

Verdict, pros and cons

Every phone has its strengths and weaknesses, and this Oppo phone is no exception. As with any device, there are aspects that shine and others that fall short. By examining both sides, we can paint a complete picture of what this phone has to offer. Let's explore its standout features and areas for improvement. Remember, this is just my opinion, and yours might be different.

Pros

  • appropriate screen size
  • generous memory
  • generous internal storage
  • microSD slot
  • multicamera setup
  • 5G support
  • good battery
  • Dual SIM support

Cons

  • weak performance
  • no OIS function
  • no NFC feature
  • no digital compass
Add Oppo A57 5G to your comparison

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Updated: May 11, 2024

Lucas Bradley I'm Lucas Bradley, the founder of the Phone42.com site. I love technology, especially smartphones, and I've been working with tech stuff for more than 20 years. This means I've seen a lot of changes and have learned a bunch about what makes a good phone. On Phone42.com, I look at all kinds of phones. They can be from big, well-known companies or new ones trying to make their mark. I want to help people understand what's new and cool in the world of smartphones, in a way that's easy to get.
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