ViewSonic PX748 Review : Best Home theater projector?

by | Apr 12, 2023 | Reviews | 0 comments

The ViewSonic PX748 projector is a universal remote control projector. It can be used as an assistive device, an educational tool or a home cinema system. Let’s see how it performs under different scenarios and use cases. Read on to know what you can expect from the ViewSonic PX748 projector.


Whats we like of the ViewSonic PX748 projector

The ViewSonic PX748 is a high-quality, professional projector. It has a large size, making it perfect for using in classrooms or other large venues. It has an automated focus system that makes it easy to see what you’re working on. The projector can project up to 4K resolution image quality. It also has a long life-time, meaning that it will last for up to 50 years. This projector has a standard form-factor, making it easy to use and install.

ViewSonic PX748 Design

ViewSonic is a leading provider of projectors and monitors. Their PX748 design is their first and only projector design that can be used with video production. This means that users can easily and quickly create shows or videos with this projector. The ViewSonic PX748 design is also compatible with standard video cords and cords that connect to computers, smartphones, or other projectors. It is the perfect choice for those who want to create videos or shows with this type of projector.

Quick overview of the ViewSonic PX748 features

Sure, here are some of the main features of the ViewSonic PX748 projector:

  • 4000 lumens of brightness for clear, bright images
  • Full HD resolution (1920 x 1080) for sharp visuals
  • SuperColor technology for a wide color gamut and stunning image quality
  • Dual HDMI inputs for versatile connectivity options
  • 10W speaker for clear, powerful sound
  • Vertical keystone and four corner adjustment for easy setup and placement
  • Long lamp life of up to 15,000 hours in SuperEco mode
  • Compatible with both 3D Blu-ray and other 3D media players

Overall, the ViewSonic PX748 is a versatile and high-performing projector that delivers excellent visual and audio quality for a variety of applications, from home entertainment to business presentations.

Features of the ViewSonic PX748

ViewSonic PX748 Resolution


The ViewSonic PX748 is a high-quality projector that boasts impressive technical features, including its resolution. With a native resolution of 1920×1080 pixels, the projector is capable of displaying full HD content, which means that both text and images will appear clear and sharp. Here are some advantages of the ViewSonic PX748 based solely on its technical characteristic of resolution:

  • High detail: The full HD resolution ensures that every detail in the content being displayed is visible, making it great for presentations, slideshows or videos.
  • More screen real estate: The higher resolution means that more content can be displayed on the screen compared to projectors with lower resolution, making it ideal for large presentations or classrooms.
  • Better viewing experience: The sharpness of the image can enhance the overall viewing experience, giving the audience a more engaging and immersive experience.
  • Compatibility: The full HD resolution of the ViewSonic PX748 makes it compatible with a wide range of devices, including laptops, gaming consoles, and media players.
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Overall, the ViewSonic PX748 is an outstanding projector that delivers top-notch image quality due to its impressive resolution. It is a great investment for those who prioritize the quality of their visuals, especially in professional settings.

ViewSonic PX748 Contrast

The ViewSonic PX748 projector boasts a high contrast ratio of 5,000,000:1, which provides crisp and clear images with vibrant colors. This excellent contrast ratio makes it easy to distinguish different shades of color and enhances detail in both bright and dark areas of the picture. This key feature also ensures that the projector delivers excellent picture quality, even in well-lit environments. Additionally, the projector utilizes DLP technology, which provides smoother and more fluid video playback for an immersive viewing experience. With the ViewSonic PX748 projector, you can enjoy stunning image quality for both movies and presentations.

ViewSonic PX748 Brigntness

The ViewSonic PX748 projector boasts a high brightness level of 4000 lumens, making it an excellent choice for presentations and conferences with ambient lighting. This high level of brightness ensures that your images and videos will be easy to see and clear even in well-lit rooms. The projector also has a high contrast ratio of 12,000:1, delivering vivid and accurate colors for more immersive viewing experiences. With its long lamp life of up to 15,000 hours, you won’t have to worry about frequent replacements, making it a more cost-effective choice in the long run. All in all, the ViewSonic PX748 projector’s high brightness level is just one of its many advantages, making it a great investment for home or business use.

ViewSonic PX748 Light Source

The ViewSonic PX748 projector uses a high-brightness lamp that offers many advantages. Firstly, this type of light source provides better color accuracy with a color gamut that is closer to the Rec.709 standard. This means that the images produced by the projector are more vivid and lifelike. Secondly, the high-brightness lamp offers a longer lifespan than other types of light sources, ensuring that the projector will last for many years with minimal maintenance. Additionally, the lamp is easy to replace making maintenance even easier. Lastly, the high-brightness lamp provides excellent brightness uniformity, ensuring that the whole screen is illuminated evenly with no hotspots or dim spots. All in all, the ViewSonic PX748’s high-brightness lamp is a technical characteristic that makes it an excellent projector for home or office use.

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ViewSonic PX748 Screen Size


The ViewSonic PX748 projector offers many advantages beyond just its large screen size. However, if we focus solely on this aspect, we can say that it provides a high-quality visual experience with a display size of up to 300 inches, making it perfect for large presentations or home theater setups. With a native resolution of 1080p and a lamp life of up to 15,000 hours, this projector delivers vibrant images and excellent brightness levels, even in rooms with high ambient light. Additionally, it offers extensive connectivity options, including HDMI, VGA, USB, and more, ensuring compatibility with a wide range of multimedia devices. Finally, the ViewSonic PX748 is easy to set up and use, thanks to its user-friendly interface and intuitive control options.

ViewSonic PX748 Speakers

While the ViewSonic PX748 projector is known for its exceptional image quality and features such as 4K Ultra HD resolution and a 3,500-lumen brightness, its built-in speakers are also worth highlighting. With a total output of 20 watts, these speakers offer a clear and powerful sound that can easily fill a small to medium-sized room. Additionally, the PX748 features SonicExpert technology, which further enhances the audio experience by providing a more balanced and natural sound. Overall, the built-in speakers of the ViewSonic PX748 are a great feature for those who want a complete audiovisual experience without the need for external speakers or sound systems.

ViewSonic PX748 Connectivity


The ViewSonic PX748 projector has several advantages in terms of its connectivity options. Firstly, it includes multiple HDMI ports, allowing for easy connection to a variety of devices such as laptops, gaming consoles, and streaming devices. In addition, it also features a USB Type-C port, providing users with the ability to connect their devices seamlessly and charge them simultaneously. The projector also includes a built-in 10W speaker, eliminating the need for external audio equipment. Its RJ45 port allows for LAN control and management, while its 12V trigger enables simple integration with automated screens or other peripherals. Lastly, the projector boasts wireless connectivity options through an optional wireless dongle, simplifying setup and reducing cable clutter. Overall, the ViewSonic PX748 provides a comprehensive range of connectivity options, enabling users to enhance productivity and streamline their workstations.

ViewSonic PX748 input lag

The ViewSonic PX748 is an outstanding projector that boasts a remarkable input lag of only 4.2ms. This feature provides gamers with a seamless and intuitive gaming experience, as they can react quickly and precisely to in-game actions without any perceptible delay.

The ultra-low input lag ensures that the on-screen action is in sync with the gamer’s input, resulting in a highly responsive gameplay experience. Whether you’re playing fast-paced first-person shooter games or enjoying the latest sports and racing games, the PX748’s input lag will allow you to enjoy them to the fullest.

Additionally, the projector has a high refresh rate of 144Hz and supports NVIDIA G-Sync Technology that helps eliminate stutter, input lag and screen tearing for buttery-smooth gameplay. Its 1080p resolution and 4,000 lumens of brightness further ensure that the images projected are crystal clear and accurate.

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Overall, the ViewSonic PX748’s input lag is a game changer for gamers seeking competitive edge and superior gaming experience.

How to connect the ViewSonic PX748?

How to connect the ViewSonic PX748? Many people think of it as a great projector, but most of them know it also as a great projector with a mobile app. The projector has an app that lets you control it from anywhere, and it can be used for movie and video conferencing. It also has a built-in speaker that lets you listen to music and have sound going through the projector without ever having to leave the app.

Is the ViewSonic PX748 projector good for gaming ?

ViewSonic is a well-known brand that produces high-quality projectors for various purposes. The ViewSonic PX748 projector is no exception, and it is a great option for gamers who want to take their gaming experience to the next level. This projector has a lot of features that make it suitable for gaming, such as its low input lag and fast response time.

The ViewSonic PX748 projector has a low input lag of only 16ms, which means that there is minimal delay between the input from the gaming device and the projector’s display. This feature is crucial in gaming, as it allows gamers to react quickly to in-game events and stay ahead of their opponents. Additionally, the projector has a fast response time of 5ms, which means that there is minimal motion blur during fast-paced gaming scenes. This feature ensures that the gaming experience is smooth and enjoyable.

Another great feature of the ViewSonic PX748 projector is its high brightness level of 4000 lumens. This feature means that the projector can display bright and vivid images even in well-lit rooms. This feature is important for gamers who want to play games during the day without having to draw the curtains or turn off the lights.

The ViewSonic PX748 projector also has a high contrast ratio of 12000:1, which means that it can display deep blacks and bright whites. This feature is important in gaming, as it allows gamers to see details clearly and enjoy a more immersive gaming experience.

In conclusion, the ViewSonic PX748 projector is an excellent choice for gamers who want to enhance their gaming experience. Its low input lag, fast response time, high brightness level, and high contrast ratio make it an ideal projector for gaming. Gamers can enjoy a smooth and immersive gaming experience with this projector.

Box Content of the ViewSonic PX748 projector


Sure, here’s a list of the box contents of the ViewSonic PX748 projector:

  1. ViewSonic PX748 projector
  2. Power cord
  3. VGA cable
  4. Remote control with batteries
  5. Quick Start Guide
  6. CD-ROM with user manual
  7. Lens cap
  8. Carrying case (optional)

The ViewSonic PX748 is a high-performance XGA projector designed for use in both home and office environments, and comes with all the necessary accessories to get you started right away.

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