Optoma expands compact 4K laser range with ZK451 and UHZ67 models
Three compact 4K laser projectors from Optoma, one price: the ZK451 for boardrooms, the UHZ67 and UHZ67-W for games rooms, all on 30,000-hour DuraCore engines.

Only one of Optoma's three new compact 4K laser projectors has a price attached, and it is a UK retail listing of around £1,500 for the UHZ67. The ZK451, UHZ67 and white-finish UHZ67-W expand the company's 4K UHD laser line with a clean split: the ZK451 for corporate presentation spaces, the two UHZ67 models for home cinema, sport and gaming.
The ZK451 is rated at 4,500 lumens and combines True 4K UHD with a 1.6x zoom, 360-degree operation and portrait projection, all practical installation features for meeting rooms and shared professional spaces. The UHZ67 and UHZ67-W instead bring 4,300-lumen laser projection to living-room entertainment, with HDR and HLG support and a lower-latency mode for gaming.
ZK451: built for shared professional spaces
Beyond the headline brightness and zoom figures, Optoma positions the ZK451 as an install-friendly unit for boardrooms and shared workspaces, with compatibility for the Optoma Management Suite for remote monitoring and scheduling across multiple units, a feature aimed squarely at AV managers rather than single-room buyers. Optoma had not confirmed pricing for the ZK451 at launch, and its final contrast rating and connectivity list were not published in full either.
UHZ67 and UHZ67-W: the home-entertainment pair
The UHZ67 pairing is more fully specified. Optoma quotes a 500,000:1 contrast ratio, HDR10 and HLG support, and a throw ratio of 1.4 to 2.24:1 for flexible room placement. Connectivity runs to two HDMI 2.0 inputs, one with eARC, alongside RJ45, RS232, USB-A power outputs, a 12V trigger and a 3D sync port, a spread aimed at both simple living-room setups and slightly more involved installs.
For gaming, Optoma lists input lag as low as 6.5ms at 1080p and 240Hz, with a 4K/60Hz mode available for players who want full resolution instead of maximum frame rate. The £1,500 UK figure is region-specific and should not be assumed to carry over to other markets; US pricing for all three models was still to come. How much of that 500,000:1 contrast survives once HDR tone mapping and Optoma's automatic setup tools are engaged in a real room is the number a review will have to settle.
One DuraCore engine, a compact chassis
All three models use Optoma's DuraCore laser light source, which the company rates for up to 30,000 hours. The bigger news is the form factor: Optoma is pairing high brightness and 4K resolution with a compact chassis rather than treating those specifications as large-venue-only features.
The two UHZ67 finishes share the same platform, so this is not three entirely different picture engines. What the range does give installers and home users is a clear choice between managed presentation use and everyday large-screen entertainment, from a single laser family.
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