Projector Lumens for Bright Room

Brightness is among the main factors that separate the average projector from an outstanding one. A more bright lamp means brighter colors and a clearer overall image. This also makes the projector more adaptable since it can compete with ambient light in the surrounding. You’re probably wondering how many lumens are ideal for the projector.

If money is not an issue, you should look for the most bright projector you can locate. When the brightness increases, however, it also increases the price. If you’re searching for the most effective projector for your budget, you’re probably thinking about what brightness you could sacrifice to save a little money.

Do you know how many lumens you require from the projector? This post will teach you a lot about lumens’ brightness levels.

What are lumens?

Lumens are the standard unit of measurement of light, similar to the way the degree is the measurement unit for temperature or decibel used for sound. The amount of light emitted by a standard candle in one second is equal to one lumen.

Some projectors indicate the brightness of their projectors by ANSI lumens. This is typically found on data projectors. However, you’ll increasingly notice this in-home theatre projection too.

A brightness rating of ANSI lumens can give an accurate estimate of the brightness of the lamp that the projector will be. It indicates it’s a sign that the light was tested to meet the industry standards and has a valid measurement. It is not uncommon to hear experts refer to average luminance, also known as “marketing lumens”, because the figures are usually manipulated or overinflated.

If there’s an ANSI lumen rating on the projector, that’s the one to go with; if it simply states “lumens,” you may have to take the ratings with a pinch of salt, particularly in the case that you’re not acquainted with the manufacturer.

So, How Many lumens Are Enough?

When shopping for televisions, you can view the images on the opposite side of models in the showroom and expect them to appear the same in your living space. Pictures from projectors are more spatially dependent. The distance, as well as the ambient light, will influence the brightness you want your projector lamp to be.

For Dark Places

If you’re working with your projection device in a dark space, a lamp between 1,000 and 1,200 lumens will suffice for an impressive image. We refer to a completely dark room, however, we’re talking about dark theatres in the movie. If you cannot fill all the windows in your room, it will restrict your TV viewing to late at night since even the filtered sunlight could wash out the picture.

For Bright Places

If you’re interested in the possibility of keeping some lights on but not disturbing the view, an even brighter lamp is a good idea. Around 2,000 lumens ought to suffice to compete with standard lighting in the indoor space or even bleed over from closed windows. Using anything above 3000 lumens is recommended unless you intend to view the projector in bright, well-lit areas.


The distance that light needs to travel can also impact the brightness you want for it to appear. The farther the projected light is located from the display, the larger the image will appear. In the majority of home theatre applications, the distance of 6-8 feet is enough for a screen that is large enough. A bit further than that is where you’ll need to choose a brighter lamp, at least 1,500 lumens in the dark and 2,500 to 3,000 in moderate lighting.

Thank you so much for reading this article, I hope it may help you to solve your problem. Take care

Jonathan Holmes
Jonathan Holmes is a projector enthusiast and expert based in the United Kingdom. As the founder and editor of, Jonathan provides detailed buying guides, reviews, and advice to help consumers find the perfect projector for their needs. With over a decade of experience testing and researching projectors, Jonathan takes pride in being an industry insider. He stays up-to-date on all the latest projector models and technologies to provide readers with accurate, hands-on information.