Broader gauges generally do allow wider cars, which is a plus for comfort. Wide 2x2 seating with a wide aisle is nice to have; wide 3x3 or 3x2 is probably not

Broader gauges generally do allow wider cars, which is a plus for comfort. Wide 2x2 seating with a wide aisle is nice to have; wide 3x3 or 3x2 is probably not going to work on standard gauge.