More output power, larger optics, more sensitive detectors, more rejection of unwanted light, more pixels, larger rotating machinery, active stabilization... An

More output power, larger optics, more sensitive detectors, more rejection of unwanted light, more pixels, larger rotating machinery, active stabilization... And the big units are low volume. Here's a top of car LIDAR you can buy for about US$27,000.[1] 128 pixels high sensor, spinning. This is roughly comparable to Waymo's sensor. [1] https://www.hesaitech.com/product/ot128/ https://www.hesaitech.com/product/ot128/