BenQ LK830ST specifications and in-depth review

BenQ LK830ST

Manufacturer: BenQ

The BenQ LK830ST is a versatile 4K projector designed to deliver clear and vibrant projections with a brightness of 4000 lumens. With a compact design and built-in smart features, it offers a convenient solution for both home and office setups.

Key technical features include a response time of 16.7 ms, support for HDR10, and Wi-Fi connectivity. The projector also boasts a laser light source with a lamp life of 200 hours, making it reliable for extended use, while its 180″ maximum projection size ensures large-scale presentations and entertainment.

Pros
  • Supports a bright 4000 lumens output, ensuring clear and vivid images in various lighting conditions.
  • Includes built-in smart TV functionality for easy access to streaming apps and content.
  • Supports both HDR10 and HLG for enhanced color and contrast in compatible content.
  • Equipped with AirPlay, Bluetooth, and Chromecast for seamless wireless streaming and device connectivity.
  • Compact design with a weight of only 3400g, making it relatively easy to place and move.
Cons
  • Lacks motorized focus and zoom, requiring manual adjustments for image clarity and size.
  • Does not support Dolby Atmos or stereo speakers, limiting its audio performance for immersive sound.
  • Has only one HDMI port, which may limit connectivity options for multiple devices.
  • No VGA or DVI connectors, restricting compatibility with older devices.
  • Lamp life is relatively short at 200 hours under normal use, requiring more frequent maintenance.
Who is this for?

The BenQ LK830ST is well-suited for users seeking a compact and feature-rich projector for home entertainment or office presentations. Its 4K output resolution and 4000 lumens brightness make it ideal for clear and vibrant images in both dim and well-lit environments. Additionally, the built-in smart TV functionality and support for AirPlay, Bluetooth, and Chromecast make it a strong choice for those who prefer wireless streaming and easy device connectivity without needing additional hardware.

Who is this NOT for?

This projector may not be ideal for users who prioritize high-end audio or advanced connectivity. It lacks Dolby Atmos and stereo speakers, meaning its audio performance is limited. Additionally, with only one HDMI port and no VGA or DVI connectors, it might not meet the needs of users who require more versatile input options for multiple devices. Its manual focus and lack of motorized zoom also make it less convenient for those who prefer automatic adjustments for quick setup and image quality optimization.

General info:

lamp life 200 h
audible noise 33 dB
has laser light source
audible noise (eco) 29 dB
release date August 2025
operating power consumption 320W
lamp life (eco mode) 0.5 h
width 296 mm
height 120 mm
thickness 232 mm
weight 3400 g
standby power consumption 0.5W
volume 8240.64 cm³

The BenQ LK830ST projector features a laser light source for reliable performance, with a lamp life of 200 hours under normal use, and a shorter 0.5-hour lamp life in eco mode. In terms of power consumption, it operates at 320W during use and only draws 0.5W in standby mode. The projector has a compact design, with a width of 296 mm, a height of 120 mm, and a thickness of 232 mm, weighing 3400 g. Its noise levels are relatively low, producing 33 dB during regular operation and 29 dB in eco mode. The total volume of the unit is 8240.64 cm³.

Projection quality:

ANSI lumens 4000 lumens
output resolution 4K
response time 16.7 ms
has motorized focus
maximum projection size 180"
has motorized zoom
supports HDR10+
bit depth 30-bit
has manual focus
minimum throw distance 0.5 m
refresh rate 60Hz
supports Dolby Vision
supports HDR10
supports HLG

The BenQ LK830ST projector offers impressive projection quality with a native 4K output resolution and a brightness of 4000 lumens, ensuring vibrant and detailed images. It supports HDR10 and HLG for enhanced color and contrast, although it does not support HDR10+ or Dolby Vision. The projector's response time is 16.7 ms, and its refresh rate is 60Hz, making it suitable for various media. For flexibility, the projector offers a maximum projection size of 180 inches and supports manual focus adjustments, though it lacks motorized focus and zoom capabilities. The minimum throw distance is 0.5 meters, providing versatile placement options.

Connectivity:

HDMI ports 1
has AirPlay
Has Bluetooth
supports Wi-Fi
USB ports 2
has Chromecast built-in
has a VGA connector
has a DVI connector
supports Miracast
RJ45 ports 0
Has S/PDIF Out port

The BenQ LK830ST offers a variety of connectivity options, including AirPlay, Bluetooth, and built-in Chromecast, allowing for seamless streaming and wireless connections. It supports Wi-Fi and Miracast, enhancing the flexibility of device pairing. The projector also features two USB ports and an S/PDIF out port for audio connectivity, though it lacks VGA and DVI connectors. Additionally, it has one HDMI port and no RJ45 ports for wired network connections.

Features:

has stereo speakers
has a remote control
has built-in smart TV
has a built-in speaker
audio output power 1 x 15W
has Dolby Atmos

The BenQ LK830ST includes useful features such as a remote control for easy operation and a built-in smart TV function for added convenience. It also has a built-in speaker with an audio output power of 15W, making it suitable for basic audio needs. However, it does not support stereo speakers or Dolby Atmos, which limits its audio performance for more immersive sound experiences.

Final Verdict

The BenQ LK830ST is a solid choice for users looking for a versatile 4K projector with strong connectivity features, including AirPlay, Bluetooth, and built-in Chromecast. Its 4000 lumens brightness and 4K output resolution make it a reliable option for home entertainment and office presentations. While its audio capabilities are basic and manual adjustments may be less convenient for some, it still offers a compelling feature set for those seeking a compact, wireless-enabled projector with high-quality visuals.

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