Lou1985 posted:Best bet is to get the product number and put in in Lionel, MTH, or whoever's website. The product description there should let you know if it's scale or not.
Just to add to Lou's comment, more specifically both Lionel and MTH - on their respective 'web' page - list the minimum curve required (for engines) in the list of features because this seems to have become an important issue for more and more potential purchasers.