full spectrum

So I have one Blue Eye Breeze in an auto cloth pot. I'm running worm castings 30% organic soil bone meal blood meal perlite and coco coir for fast drainage sea kelp some bacteria ahit and a 300 watt full spectrum led along with a wrap around home design 800 watt LED 20,000 lumin 2700k solar...

Ok so I’m looking to buy some cobs to replace my HPS I normally run 3x 600w hps. I wanted to replace them with the 600w migro (I know I could use 400 but extra light won’t be such a bad thing) but this light seems pricey so are there any other cobs that can match there performance or better...