Versatile usage: Ideal for carrying camera, drone, equipment, electronics, sportsman's gear and more in the V800 case while the V100C is a small case without specified usage. Dimensions: V800 exterior 56.11 x 19.15 x 6.65 inches, interior 53.00 x 16.00 x 6.00 inches, weight with foam 24.95 lbs (11.3 kg). Customizable foam: The V800 case comes with standard density foam that can be cut for a customized fit while the V100C case does not have foam mentioned. Weather resistant: Cases are sealed against moisture and dust for long-term confidence in harsh conditions, applicable to both V800 and V100C cases. Rugged protection: Crushproof high-impact polymer multi-purpose cases, heavy duty handles, push button latches and stainless steel lock hasps for the ultimate in affordable gear protection for the V800 case.