Phaeton 40IH Powerglide 450HP vs Thor Motor Coach 31E E450 V10: 5-year value retention (58% vs 58%), resale value, and cost of ownership head-to-head. Thor Motor Coach 31E E450 V10 holds its value better.
On five-year value retention the Thor Motor Coach 31E E450 V10 comes out ahead, holding about 58% of its value versus 58% for the Phaeton 40IH Powerglide 450HP. Over the first five years the Thor Motor Coach 31E E450 V10 loses roughly $51,120 while the Phaeton 40IH Powerglide 450HP loses about $232,788 — a gap near $181,668.
First-year drop is the biggest factor: the Thor Motor Coach 31E E450 V10 sheds about 8% in year one versus 21% for the Phaeton 40IH Powerglide 450HP. If you buy used, the steeper early drop is what the original owner absorbs.
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