The Beneteau First 21.7 Swing keel 2004 vs Beneteau Flyer Gran Turismo 49 Fly 2012 comparison sits squarely in the category of decisions where specs alone won't tell the whole story — intended use, storage, and long-term ownership costs all factor in.
Size is the most obvious dividing line here. The Beneteau Flyer Gran Turismo 49 Fly 2012 measures 51,2 feet overall (2012), giving it roughly 30,2 additional feet of deck space compared to the Beneteau First 21.7 Swing keel 2004 at 21,0 feet (2004). At 2 745 lbs and 2 755 lbs respectively, both sit in a similar weight class — either should pair comfortably with most mid-size SUVs and half-ton trucks, though always confirm your specific tow rating with the motor added.
Both boats share a closely matched power ceiling — 11 hp for the Beneteau First 21.7 Swing keel 2004 and 2 hp for the Beneteau Flyer Gran Turismo 49 Fly 2012. 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 Beneteau Flyer Gran Turismo 49 Fly 2012 is rated for 15 passengers, while the Beneteau First 21.7 Swing keel 2004 caps at 6. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Beneteau Flyer Gran Turismo 49 Fly 2012 could be the deciding factor.
The Beneteau First 21.7 Swing keel 2004 has a documented displacement of 2 745 lbs. Displacement data wasn't available for the other boat in this comparison.
The Beneteau First 21.7 Swing keel 2004 uses Sloop rigging. The Beneteau First 21.7 Swing keel 2004 has a documented auxiliary engine of 11 hp.
The Beneteau First 21.7 Swing keel 2004 is trailerable, giving it a significant lifestyle advantage for sailors who want to move between lakes, rivers, and coastal waters without committing to a marina slip.
Bottom line: The Beneteau Flyer Gran Turismo 49 Fly 2012 at 51,2 ft offers more living space, greater range, and a more substantial offshore capability. The Beneteau First 21.7 Swing keel 2004 at 21,0 ft is the easier, lower-cost option — simpler to crew, trailerable, and a strong choice for coastal and day sailing.