Classic Fit
A classic fit tuxedo is a fuller fitting suit. This means it fits loosely on the arms and across the chest. The pants will fit the waist and be fuller in the leg area.
Slim fit
Slim fit A slim fit tuxedo has a more fitted or tailored look. The jacket features a narrower lapel and a more tapered body. This means it fits closer to the body. The pants are more tailored giving a slimming appearance.
Ultra slim fit
Ultra slim fit fits skinnier through the shoulders and chest than slim fit. The trousers fit skinnier through the calf and thighs.