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Výprodej Smart Home

How to choose a projector


Do you want a projector for watching movies and playing games or for presenting in a conference room? What do luminosity, resolution, and other tech specs actually mean? In this article, we'll advise you on how to properly select a projector that's right for you.

Whether you need a home cinema projector for watching movies and playing games, or an office projector for making corporate presentations, we'll help you choose the perfect model for your needs.

How to choose a projector
Before choosing a projector, first answer the following questions:
  • What will you use the projector for?
  • Where will you use the projector?

Types of projector

Home Theater Projectors

Home cinema projectors

To bring the big screen to your home, these projectors can handle widescreen resolutions. Models with an aspect ratio of 16:9 or 21:9 are ideal.

Projectors for screening films or playing games

  • Aspect ratio of 16:9 or 21:9
  • Full HD or 4K resolution
  • High image quality
office projectors

Office projectors

Office projectors are ideally suited for presentation purposes.

Projectors for presentations

  • Aspect ratio of 4:3, 5:4 or 16:10
  • Suitable for boardrooms, conference rooms and classrooms
3D projectors

3D projectors

In addition to standard 2D images, these models can project in 3D.

Projectors for watching movies and playing games in 3D

  • Can also project in 2D
  • Often with Full HD resolution
  • 3D projectors require the user to wear 3D glasses (usually included)
Projektory s krátkou projekční vzdáleností

Short-throw projectors

Thanks to their short-throw lenses, these models can project from distances of one metre or less.

Projectors for small rooms

  • For projecting over short distances
  • Can be placed between the presenter and the projection surface
  • Suitable for presentations
interactive projectors

Interactive projectors

These models allow you to directly interact with the projected image using an electronic pen. To work effectively, they require a hard and smooth projection surface.

Enable interaction with projected images

  • Operate by way of sensors and an electronic pen
  • Suitable for classrooms, meetings and conference rooms
mini projectors

Mini projectors

Small, light and easy to set up, mini projectors are Ideal if you're looking for a portable projector for multiple rooms or business trips.

Portable projectors

  • Often equipped with a built-in battery
  • Ideal for film screenings and presentations (depending on the aspect ratio)
  • Suitable for use in multiple rooms or on business trips


Visualisers scan objects and convert them into digital format. They can then be displayed on your monitor or projected through a projector.

Modern overhead projectors

  • Scan images, objects and animals
  • Suitable for lectures and presentations

Glossary - Projectors

Keystone correction

Keystone correction is a function that corrects the output image if a projector is not placed perpendicular to the horizontal centreline of the screen (too high or too low).


FOV (Field of view) is the angle formed between your view and the projected image. The closer you are to the image and the longer the diagonal, the greater the angle, and vice versa.


Picture in Picture (PIP) means displaying two images (video or photo) from two different sources next to each other.

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