MECOOL KM3 vs MECOOL K7

For:

      Lower price (73.56 USD vs 131.54 USD)

Against:

      Worse usability (838 points vs 997 points)

For:

      With A/V

For:

      Better usability (997 points vs 838 points)

Against:

      Higher price (131.54 USD vs 73.56 USD)

Against:

      Without A/V