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Optoma UHD51

Optoma UHD51
alaScore 95

49 reviews

Apr, 2021

alaTest has collected and analyzed 49 reviews of Optoma UHD51. The average rating for this product is 4.6/5, compared to an average rating of 4.2/5 for other products in the same category for all reviews. People really like the design and noise. The usability and price are also mentioned favorably.

image quality, price, usability, noise, design

We analyzed user and expert ratings, product age and more factors. Compared to other products in the same category the Optoma UHD51 is awarded an overall alaScore™ of 95/100 = Excellent quality.

Review analysis

(Based on 49 reviews)

Expert Reviews  

User Reviews  

Showing 44 review(s)

Expert Reviews User Reviews


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Showing 1 - 10 of 44 Show Reviews: in English | in other languages (2)

Expert review by : Chris Eberle (

Optoma UHD51A Ultra HD DLP Projector Review


The Optoma UHD51A Ultra HD DLP Projector offers 3840x2160 resolution, HDR10, 3D, and 2400 lumens in a compact chassis for less than $1700.

Clear, bright picture ; Excellent contrast in HDR mode ; Quick and automatic switching between signal formats ; Excellent 3D presentation ; Backlit remote ; A mechanical auto-iris for better contrast

Backlit remote ; A mechanical auto-iris for better contrast

THE OPTOMA UHD51A ULTRA HD DLP PROJECTOR offers superb picture quality, Ultra HD, HDR, and 3D for just $1699. Its Alexa and Google integration set it apart from similarly-priced projectors.

Aug, 2018

Expert review by : Jason Bouwmeester (

Optoma UHD51A review: A 4K UHD HDR smart projector with Alexa and Google Home support


Our Optoma UHD51A review takes a look at a 4K UHD HDR home theatre projector with both Alexa and Google Home support, as well as a built-in media player.

Sep, 2018

Expert review by : Gerald Lynch (

Optoma UHD51A 4K projector with Alexa review


‘Hey Alexa, bring the cinema home'

Good value ; Rich, sharp image ; A rare 3D option

Alexa features add little ; No digital keystone ; Alexa set up issues

While the headlining Alexa controls prove a little superfluous, it doesn’t detract from what’s a great projector at this price bracket. The Alexa features may be fun but a little perfunctory, but everything else about this the Optoma UHD51A performs...

Nov, 2018

Consumer review (

Good but not that good


After a demo at the Glasgow branch of a BenQ projector I decided to change from a 55"Panasonic TV to the realms of projector.Bought this projector about a month ago after a 2 week delay with delivery (RS please change your delivery company they let you...

Mar, 2021

Consumer review (

Pin sharp images and lifelike colours


Bought this as an alternative to original Optoma purchased as it had a much better throw range better suited to my home cinema room. Richersounds managed the exchange with no fuss whatsoever with very quick second delivery

Dec, 2020

Consumer review (

Lovely bit of kit


I had an older version of this for about 10 years. This new version was worth the upgrade. Much easier to connect to Bluetooth and the dab radio is very straightforward. Compact design that sits in the kitchen/diner next to turntable that I can connect...

Dec, 2020

Consumer review (

Optima HDR 51


I bought the Optoma HDR 51, after much research and dialogue with the Richer Sounds sales team - who were incredibly helpful and knowledgeable on various projectors I was looking at. Blown away by my purchase....big thanks to the RS team

Dec, 2020

Consumer review (

Fantastic quality for the price!


Great picture quality and easy to set up in minutes. Onboard speaker would probably do quite well if you was using it for a presentation ect.

Dec, 2020

Consumer review (

Amazing details


Bought 51, Sapphire Screen and Sanus Mount from the Bournemouth branch. It was pleasure to work with Paul. He even helped us out with demonstrating in person how to mount the projector with the Sanus mounts. Thank you Paul

Sep, 2020

Consumer review (

Great value for money


Great 4K image at great price. Good looking black projector

Sep, 2020

Price comparison for Optoma UHD51

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