alaTest has collected and analyzed 131 user reviews of Rand McNally RVND 7720 7-Inch RV GPS with Free Lifetime Maps from Amazon.com. The average user rating for this product is 3.6/5, compared to an average user rating of 4.0/5 for other GPS on Amazon.com. People really like the durability and size. The price and screen are also mentioned favorably, whereas there are some mixed comments about the maps and performance. The route planning and reliability get less positive opinions.