The differences between the Drifter and Overland Treestands are that the Drifter has only two AIS Connection Ports as opposed to four. The AIS Connection Ports for the Drifter are located on the front of the platform. Second, the Drifter has a narrower design on the rear of the platform. It measures only 13” wide where the teeth meet the tree. Whereas the Overland is a full-width of roughly 22.25” wide in the rear. Lastly, the Drifter is two pounds lighter than the Overland, weighing in at 16.9lbs.