When two boats share the same hull type — in this case both the ThunderJet Alexis Classic 2011 and the ThunderJet Maxim Classic 2013 are modified vee designs with aluminum construction — 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?
On paper these two are close siblings in the size department — ThunderJet Alexis Classic 2011 at 21,0 ft versus ThunderJet Maxim Classic 2013 at 23,0 ft. At 29 lbs and 46 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.
The power gap is worth calling out. Rated to 425 hp, the ThunderJet Alexis Classic 2011 has a 25-hp advantage over the ThunderJet Maxim Classic 2013's 400-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Both carry nearly identical fuel loads — 8 gal and 11 gal — so range won't be a tiebreaker here.
For family outings this is probably the sharpest distinction between the two. The ThunderJet Maxim Classic 2013 is rated for 7 passengers, while the ThunderJet Alexis Classic 2011 caps at 6. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the ThunderJet Maxim Classic 2013 could be the deciding factor.
Bottom line: Choose the ThunderJet Maxim Classic 2013 if your priority is putting more people on the water — it handles 7 passengers and at 23,0 ft it has the deck room to back that rating up comfortably. The ThunderJet Alexis Classic 2011 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 6 that costs less to run day-to-day.