The Glastron DS 215 2008 is a modified-V design and the Glastron GS 269 2008 is a deep-V design, so you're likely deciding between two noticeably different on-water experiences. Hull type shapes everything from ride quality and fuel burn to dock handling and resale trajectory.
Size is the most obvious dividing line here. The Glastron GS 269 2008 measures 26,0 feet overall (2008), giving it roughly 6,0 additional feet of deck space compared to the Glastron DS 215 2008 at 20,0 feet (2008). Weight tells a clearer story for trailering families: the Glastron GS 269 2008 tips the scales at 5 830 lbs - 2 200 lbs less than the Glastron DS 215 2008 at 3 630 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 - 300 hp for the Glastron DS 215 2008 and 320 hp for the Glastron GS 269 2008. 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. Fuel capacity breaks the other way: the Glastron GS 269 2008 carries 72 gallons versus 56 gallons in the Glastron DS 215 2008. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.
For family outings this is probably the sharpest distinction between the two. The Glastron GS 269 2008 is rated for 8 passengers, while the Glastron DS 215 2008 caps at 6. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Glastron GS 269 2008 could be the deciding factor.
Bottom line: Choose the Glastron GS 269 2008 if your priority is putting more people on the water - it handles 8 passengers and at 26,0 ft it has the deck room to back that rating up comfortably. The Glastron DS 215 2008 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 6 that costs less to run day-to-day.