Polaris Pool Vacuum I Need To Buy An Automatic Pool Vacuum. What Type Should I Buy And What Are The Best Brands To Buy?

I need to buy an automatic pool vacuum. What type should I buy and what are the best brands to buy? - polaris pool vacuum

If it on the suction side or on the back or a separate booster pump? Polaris? Hayward? And how much should I spend?

I have a vinyl liner in-ground pool and a 17k gal 1.5 HP Engine W / DE filter.