G Scale USA Trains
The trains in the United States are generally a lot more faithful in following industry guidelines than their counterparts elsewhere around the world. For this reason you will see a lot less variation in size and scale amongst G Scale USA Trains, which most of them being very close to the 1/22.5 scale that is officially recognized as being the optimal scale for G Scale Trains. However, there are some companies that will have variations, so this is really just a general observation.
Another characteristic of companies in the United States that are active in the toy train market is to accessorize a lot more than many of the other companies would. For this reason, most G Scale USA Trains have their own tracks, figurines and terrain that can be purchased to compliment the train as well as specific paints that have been chemically created to be ideal for the surface of the train you just purchased. This is all characteristic of the consumer culture in the country, but when it is all put together by an experienced modeller the results can be quite breathtaking to witness.
Most of the new train models that come onto the G Scale market also come from companies situated in the United States.