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FairPhone

FairPhone 4 (2021)

Android OS v11.0
Qualcomm Snapdragon 750G
Adreno 619
6 GB / 128 GB
6.3 inch (1080 x 2340 px)
48 + 48 MP, 8000 x 6000 px, autofocus, optical image stabilization

This phone comes equipped with a 6.3 inch IPS display, a Qualcomm Snapdragon 750G chipset, and 6 GB of RAM. The 4 series was launched with Android OS v11.0 pre-installed.

Let's dive into what makes this device unique!

Table of Contents

This article shares our personal experiences and thoughts about using the FairPhone 4 smartphone. We hope to offer helpful insights to others interested in this device.

FairPhone 4 / 1

FairPhone 4 specifications

BrandFairPhone
Name4
ModelF4
Release date2021
Price$680

Weight, dimensions, colors

Weight7.94 oz
Dimensions6.38 x 2.97 x 0.41 inch
Colorsgray, green, speckled green
SIM typeNano SIM

The weight of FairPhone 4 is about 7.94 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).

FairPhone 4 / 1

System, chipset, performance

OS versionAndroid OS v11.0
SoCQualcomm Snapdragon 750G
CPUOcta-core, Dual-core 2.2 GHz Kryo 570, Hexa-core 1.8 GHz Kryo 570
GPUAdreno 619
PerformanceAnTuTu v9: 381675

The FairPhone 4 comes with Android OS v11.0 out of the box. Google has integrated many services with Android. These include Google Maps, Gmail, and Google Drive. An advanced scheduler manages this octa-core CPU. It assigns tasks to the CPU for real-time speed and power efficiency. Qualcomm's Snapdragon processors work with Adreno GPUs. The processors are designed for the GPUs. We use AnTuTu app to measure general processing performance. AnTuTu Benchmark is the most popular benchmark app for Android phones.

FairPhone 4 / 2

Display type, size, resolution

Display typeIPS
Screen size6.3 inch
Resolution1080 x 2340 px
Multitouch supportyes

The 6.3 inch IPS display has better features. These include optimal viewing angles, color accuracy, and unchanging color reproduction. The 6.3 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.

FairPhone 4 / 3

Memory, storage

RAM6 GB
Internal storage128 GB
Memory card slotmicroSD

The FairPhone 4 comes with 6 GB of RAM, which is considered to be sufficient for most users' needs. Having more RAM alone does not guarantee better performance. The 4 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.

FairPhone 4 / 4

Cameras, flash

Main camera48 + 48 MP, 8000 x 6000 px, autofocus, optical image stabilization
FlashDual LED
Selfie camera25 MP

Multiple cameras or depth sensors can help the smartphone. They can make its portrait mode effects more appealing. The main camera of 4 has optical image stabilization (OIS). It counters camera shake.

FairPhone 4 / 5

Connectivity, network, wireless

GSM 2G bands850 / 900 / 1800 / 1900
Network coverage2G / 3G / 4G / 5G
Wi-FiWi-Fi 802.11 a/b/g/n/ac
Bluetoothv5.1, A2DP
GPSA-GPS, GLONASS
NFCyes
FM radiono
USBUSB Type-C
Headphoneno

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 4 smartphone is capable of connecting to Bluetooth devices. The GPS allows this smartphone to find their exact location. It provides accurate navigation and mapping. This phone is NFC (Near Field Communication) capable. The 4 smartphone does not have 3.5 mm headphone jack.

Battery type, capacity, charger

TypeLi-Ion 3905 mAh

The Li-Ion 3905 mAh battery gives the smartphone a good battery backup. The Li-ion is a low maintenance battery. It does not need periodic full discharge. We can simply buy a new battery from the open market and interchange it by ourselves.

Features, sensors, specials

Sensorsaccelerometer, compass, fingerprint, gyroscope, light, proximity
SpecialsCorning Gorilla Glass 5, Dual SIM

Today, smartphones come with many sensors. They help make the user experience better. The accelerometer provides information about the smartphone's movement in three axes. These are X (horizontal), Y (vertical), and Z (depth). The 4 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. Gorilla Glass is very scratch resistant. It reduces the likelihood of everyday scratches and abrasions.

Verdict, pros and cons

Every phone has its strengths and weaknesses, and this FairPhone 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
  • adequate memory
  • generous internal storage
  • microSD slot
  • multicamera setup
  • optical image stabilization (OIS)
  • 5G support
  • Dual SIM support
  • Corning Gorilla Glass shield

Cons

  • weak performance
  • no headphone jack
  • low-capacity battery
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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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