You're ultimately trying to decide on something that you're not just happy with and find useful on test driving day, but also several years (or even sometimes decades) down the road.
Hunting Gear For Dogs «Crates, Trailers, and Slide - In, Truck - Mounted, or SUV Mounted Boxes» In the past severaldecades, the means for confining and transporting while traveling down the road have greatly changed for the better.