Optoma UHD51a vs Benq HT3550

When we’re looking for a suitable home cinema projector, we will find many brands available in the market. However, not all of the brands may suit our needs and purpose. That is why before selecting the best types and brands, we need to consider several items previously. Such as when we want to select between Optoma UHD51a VS Benq HT3550. Both are a good reputable projector brand out there. But each product will bring their specific details according to their strength and purpose. Therefore, the best is to read the below paragraph, so that we can get general information and comparison on both products.

Benq HT3550 Product Detail and Specification

When we want to start comparing, the next idea we might want to perform is checking on each product specification. Since even both items launched at the same segment doesn’t mean it has similar capabilities. Such as if we check on Benq HT3550 that bring a specific benefit and advantages as per below points:

  • Benq is a great 4k projector that completed with 8.3 million pixels on each of the products. Therefore, it able to give incredible detail on the final look of the screen view. This also helps to bring clarity and a crispy picture overall.
  • The brand brings a good cinematic color technology that might not available in the other brands. It has a factory-calibrated color-accurate projector. It also completed with DCI-p3 color space which able to provide a larger visible spectrum. That is why the color is amazing and worth considering.
  • Benq HT3550 also has an HDR-Pro Tone Mapping that helps to give better and greater contrast. This technology brings the 4k projector will manage to provide a professional result and bring an excellent cinema experience for those who use it without needs to go to the actual cinema or movie theatre. It is a good product when you prefer to watch the cinema at home.
  • The detail lens of the product also excellent, as it provides a specialized all-glass lens that will manage to give the right level of light penetration. Not to mention the resulted quality which looks sharp and clear. Bring you a great watching experience even only at home.
  • The product is easy to install as it has a vertical lens shift for about 5% and completed with a short throw and 1.3x big zoom lens. Furthermore, it enables 100” screen to set up at 8.2ft even with limited space.
  • The product also contains a 3-year limited warranty including parts and labor coverage. They also have a great customer service team that able to serve anytime.
  • Benq HT3550 also has a DLP technology that uses 90% world’s cinema plus a 100% IMAX to your home. 
 Optoma UHD51aBenq HT3550
Product Dimensions5.1 x 15.4 x 11.1 inches
15 x 5 x 10.3 inches
Shipping Weight11.75 pounds
9.2 pounds
Best offerCheck priceCheck price

Optoma UHD51a Product Detail and Specification

It is a slight bit different when you look at Optoma UHD51a. The product is a home projector that will bring you the below qualifications and overviews:

  • Modern compatible technology that suits with Alexa and Google Assistance. This leads you to experience Google Home technology with the projector. The technology applies to the voice commands of on/off the power, adjust volume, change inputs and also USB media control.
  • 4k Ultra HD technology that brings a good high-quality cinema with 8.3 million screen pixels. It also consists of Texas instrument 4k UHD DLP chipset.
  • Compatible with HDR10 technology that also consists of DCI-P3 color gamut support display. This results in brighter whites and deeper black color dept.
  • Optoma UHD51a brings ultra-technology that ensures image sharpness with a higher frame rate. This is something that works to provide a better image result overall.
  • It can mount a ceiling or placed on a table. It has 1.3x manual zoom plus 0.8 – 2.0 digital zoom. The throw ratio is 10% with vertical lens shift and keystone correction. Therefore, it is considering easy to install with a final great view to watch. 
  • Consist of a long life lamp up to 15,000 hours that will manage to average 4 hours viewing time every day for more than 10 years.
  • Completed with an RGBRGB color wheel that manage a rich color ratio and cinematic image. Therefore, it provides a better watching experience and a more comfortable color to enjoy even for many hours of watching the projector.
  • The projector also has a dynamic black technology with more depth and good results of the contrast ratio. This will result in a good view and result while you watching the projector.


At the moment, Optoma UHD51a is selling for $1,035 only. While BenQ HT3550 is selling for $1,449 in the market. This makes both products have a price difference up to $400, a quite number to make a sure appropriate and suitable selection between both products. While when we look at the detail above, there’s not much difference between both products except that Benq HT3550 is added with DLP chipset technology. Read also: Optoma UHD51A vs UHD60

Optoma UHD51a vs Benq HT3550

- COMPATIBLE WITH ALEXA & GOOGLE ASSISTANT: With Echo devices or Google Home, take control of the UHD51A with voice commands to power on/off, adjust volume, change inputs, and control USB media playback
- TRUE 4K ULTRA HD: Experience high-quality home cinema feel with 4K Ultra HD with 8. 3 million distinct addressable on-screen pixels, enabled by the Texas Instruments 4K UHD DLP chipset
- HDR COMPATIBLE: HDR10 technology with DCI-P3 wide color gamut support displays everything in the REC. 2020 colors to match television and film quality; also providing brighter whites, deeper blacks, and greater color depth
- ULTRA-SHARP PICTURE: Ultra Detail technology ensures enhanced image sharpness with a higher frame rate to deliver a crystal clear picture
- HDR-PRO TONE MAPPING: Designed to provide greater contrast, which makes sure that your 4K content is professionally detailed to give you the cinema experience without actually having to go to the cinema to do it
- 10-ELEMENT LENS ARRAY: specialized all-glass lens grouping provides the right level of light penetration producing best-in-class sharpness, color, Quality and clarity
- INSTALLATION FLEXABILITY: vertical lens shift (5%) and short throw with 1. 3x big zoom lens enable 100” at 8. 2ft to be set up at a limited space
- TRUE 4K PROJECTOR: 8.3 million Individual Pixels give incredible clarity and crisply defined details.


When we look at the details above, both are a good and suitable 4k projector for a home cinema. However, it is important to decide which one is a more suitable product to buy when it comes to both products. If we look at the price, you surely want to go with the economical product. It depends on what level you want the projector to work well on your home. Whether an ordinary 4k projector is enough or you want more technology to appear in your house. If you want a better product, then Benq HT3550 may be your first choice.

In the end, it is all comes back to each person’s preference for which product they will prefer to use and buy. You need to be sure whether you are ready to pay more or you are in a limited budget for buying the 4k projector product. Hence, it is important to seek the difference very well, look at your current available money and then you can decide which one is more suitable to own for your home cinema. Well, hopefully, you able to find your best one. Good luck!

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