The best alternatives to Hololens are Spectacles, Microsoft Azure, and Oculus Rift S. If these 3 options don't work for you, we've listed a few more alternatives below.
What do you think of Hololens?
AssemblyAI— Speech-to-Text API with superhuman accuracy
Oculus Rift S is our most advanced PC-powered gaming VR headset. Step into our best VR games with improved optics, tracking, and ergonomics. Oculus Rift S puts you at the center of virtual reality's most pulse-pounding, PC-powered gameplay.
The Oculus Quest is a virtual reality headset created by Oculus VR, a division of Facebook Inc. The device is fully standalone, features two, six degrees of freedom controllers, and runs on a Qualcomm Snapdragon 835 system on chip.
Built for the FORM Swim Goggles: goggles with a smart display. Use the app to analyze your swims, customize your goggles, and connect with the FORM community.
The Triton Project is a 3D printed headset that uses off the shelf hardware to achieve advanced augmented reality. The Triton’s mission is to help us better explore the role computer vision and web technology plays in creating compelling AR.