Take up to $500 off sets from Samsung, LG, Sony and more

While Black Friday remains the best time to grab a new TV at a discount, Amazon’s latest October Prime Day sale has been a good opportunity to take the plunge if you need to upgrade right away. We’re into the second and final day of the “Prime Big Deal Days” event, but several well-reviewed sets from LG, Samsung, Sony and other name brands remain at or near their lowest prices to date. We’ve picked through the best October Prime Day TV deals that are still available below, along with a few choice…