Both the Raider 20 River Raider 2013 and the Raider Sea-Raider 24 Hardtop 2013 are deep-V designs, both built in aluminium, so the buying decision usually comes down to a handful of practical questions: how many people are you putting on the water, how far do you trailer, and what does your tow vehicle weigh?
Size is the most obvious dividing line here. The Raider Sea-Raider 24 Hardtop 2013 measures 24,0 feet overall (2013), giving it roughly 4,0 additional feet of deck space compared to the Raider 20 River Raider 2013 at 20,0 feet (2013). Weight tells a clearer story for trailering families: the Raider 20 River Raider 2013 tips the scales at 3 220 lbs - 120 lbs more than the Raider Sea-Raider 24 Hardtop 2013 at 3 100 lbs. That difference is meaningful if you're working within a half-ton or three-quarter-ton truck's tow rating, especially once you factor in a motor, gear, and fuel.
Both boats share a closely matched power ceiling - 320 hp for the Raider 20 River Raider 2013 and 300 hp for the Raider Sea-Raider 24 Hardtop 2013. Real-world performance will come down more to which motor is actually bolted on, its load at the time, and whether it's a 4-stroke or 2-stroke setup.
For family outings this is probably the sharpest distinction between the two. The Raider Sea-Raider 24 Hardtop 2013 is rated for 9 passengers, while the Raider 20 River Raider 2013 caps at 8. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Raider Sea-Raider 24 Hardtop 2013 could be the deciding factor.
Bottom line: Choose the Raider Sea-Raider 24 Hardtop 2013 if your priority is putting more people on the water - it handles 9 passengers and at 24,0 ft it has the deck room to back that rating up comfortably. The Raider 20 River Raider 2013 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 8 that costs less to run day-to-day.