●The Pelican Solo kayak has a maximum weight capacity of 100 lb and includes safety features like scupper holes for drainage. The Sonic 80X kayak has a maximum weight capacity of 225 lb with additional safety features. ●Both kayaks offer excellent stability with their twin tunnel hull design for steady and secure rides. Easy to get in and out. ●The Solo kayak is made of durable high molecular weight polyethylene, is 6 ft long and weighs 20 lb. The Sonic 80X is 7 ft 9 in long and weighs 35 lb. ●Both kayaks utilize Pelicans patented RAM-X high-impact resistant material for durability. ●The Solo kayak includes a safety flag, 72 in junior paddle, ERGOFORM padded backrest. The Sonic 80X has an adjustable ERGOFORM padded backrest and bottle holder.