Skiers are discovering the joy of classic and Marathons with both techniques are witnessing parity in numbers. The end result of this growth is that manufacturers are putting extensive R & D into classic gear.
Don't get hung up on numbers listed on skis. Most modern skis have ranges in which they will work well. They are not missile parts. Good pairs may differ slightly in any number of parameters and still feel and perform great.
Participants in Concept2’s 12th Annual Holiday Challenge not only rowed or skied millions of meters between Thanksgiving and Christmas Eve, they also helped raise over $31,000 for disaster relief organizations.