We solve all

Advantages and disadvantages of projectors in classrooms




Disadvantages of using projectors in classrooms

Affiliate Disclaimer

As an affiliate, we may earn a commission from qualifying purchases. We get commissions for purchases made through links on this website from Amazon and other third parties.

Projectors can be very useful aids for presenting visual information for learning. You can also check out our review on the best projector for classroom presentations. In this article we will be looking at the advantages and disadvantages of projectors in classrooms.

Although the advantages outweigh the disadvantages, there are a few downsides to having a projector.

There are some good projectors for classrooms to view within this article.

Advantages of projectors in classrooms


One of the main advantages of a projector is the convenience it gives to teachers in the classroom.

Easy for teachers, just save the notes and lectures in the USB and present in the classroom, teachers won’t have to spend a lot of time writing notes on the blackboard, this saves a lot of time and effort that could well be utilized for teaching.

So instead of using a chalk to write on the board, teachers and students can simply use Microsoft PowerPoint or Word to display notes to students.

  • Easy for teachers to show and un-show notes or lectures on the screen
  • Easy to sift through the notes

ViewSonic PA503S

This is the cheapest in our selection!

A good choice for those on a tighter budget!

  • 800 x 600
  • 3800 Lumens
  • HDMI
  • SVGA

Multimedia integration

Not only will students read from blocks of texts, they can also watch videos, animations, audios on their subject.

With the plethora of videos on the internet covering a wide range of educational subjects, students can learn from YouTube videos through a projector.

A great scenario is for mathematics videos to be played onto a projector to help slow learners of this subject, the videos can be paused in between for students to absorb the steps before moving on.

BenQ TK850

True 4K HDR-PRO Projector

High resolution, and vivid colours in ambient lighting!

  • 4K Resolution
  • 3,000 Lumens
  • Low Input Lag

Disadvantages of projectors in the classroom

disadvantages of projectors in the classroom

There is not a real “disadvantage” to having projectors in the classrooms, but these disadvantages come from having projectors itself.

While a projector might be useful in any classroom settings for educational purposes, it also has its disadvantages.

ViewSonic PX747 – 4K

True 4K Projector with 3500 Lumens and HDR Support

Immersive cinema-like experience in 4K UHD

  • True 4K
  • 3,500 Lumens |
  • 12,000:1 resolution
  • Supports HDR
  • Dual HDMI


This has to be one of the downsides of having a projector in the classroom, the cost.

Projectors are expensive especially if you are going to need ones for a classroom setting, one that is powerful enough for a classroom, you are going to need one that lies on the higher end of the price spectrum.

Not only will it leave a dent on the school’s pocket when first purchased, but also when it needs maintenance, as projector parts are expensive to maintain.

Optoma HD146X

High Performance Projector

Enjoy CINEMATIC picture quality, with high-definition images.

  • 3,600 Lumens
  • 300″
  • 25,000:1 contrast ratio
  • DLP Single chip design
  • HDMI | USB

Needs electricity

A projector will also need a power source during its use, projectors will be a disadvantage to have if your school doesn’t have a reliable power source.

Some if not most rural or remote schools don’t have a reliable supply of electricity and have generators that run only when needed, this is a typical scenario where there are disadvantages of projectors in the classroom

As we have read above, projectors are great for classrooms as they can enhance the learning of kids, as with advantages comes disadvantages of having projectors in the classrooms.

A projector does not always have to be used all the time, it can be used only when needed, like when there is a need for multimedia to be used in the learning.

About the author

Latest posts

  • Rainbows at night

    Can you see rainbows at night? DLP Rainbow Effect- Solved!

    Are you sick of seeing ugly rainbows at night when you are sat viewing your favourite projected media? You could be suffering from the DLP Rainbow Effect! Below, we will provide a detailed overview of this phenomenon. We’ll explain what it is, and how it affects projectors. We’ll also offer practical solutions to reduce the…

    Read more

  • Electrical storm in the city: protect your home theater

    Protect Your Home Theater: Surge Protection 101

    As a home theater enthusiast, you know the importance of investing in high-quality equipment and setting up your system just right. But have you considered the importance of surge protection? You need to protect your home theater from power surges in order to keep your equipment safe and functioning properly. In this article, we will…

    Read more