The NordicTrack Incline Trainer X3 Interactive is the popular Treadmill that is sold under two different brand names. In addition to being sold by Nordic Track, this Treadmill is also sold under the name or the Free Motion X3 Interactive Trainer. To see the trainer in action, one only has to turn on late night television for an hour infomercial.

The NordicTrack Incline Trainer X3 Interactive requires quite a bit of room. While the track itself is somewhat short, this machine does not fold. It sits about eight inches off the floor when set at the zero incline and will be about the front of the track is about three feet off the ground when used at the forty percent incline. This can make it difficult to use at the maximum incline in homes with standard eight foot ceilings and virtually impossible to use in basements that have even lower ceilings.

The X3 offers iFit technology that allows Jillian Michaels from The Biggest Loser to help with your workout. Imagine Jillian taking you through her boot camp and controlling both the incline and speed of your workout. She can use the same motivational conversation to keep you on track that she uses with the contestants on the show.

The NordicTrack Incline Trainer X3 Interactive offers a warranty that covers the frame and motor for the lifetime of the machine. It also includes a one-year parts and service warranty. The machine is designed for use by persons weighing up to 300 pounds, but expects to drop many of those pounds quickly with use of this intense workout.

One feature that will help to keep your workout fresh every day is the random trail feature. This feature changes the incline automatically so that you never know when the climb will start or level off. In addition, the iPod dock can allow you to listen to your favorite tunes to prevent boredom from interfering with your workout. With the built in speakers, you will not have to worry about ear buds or headphones while you are having your workout.

Another feature often enjoyed by people using the NordicTrack Incline Trainer X3 Interactive is the fan. The fan keeps a bit of wind in your face to keep you from overheating when climbing those forty percent inclines and allows for longer workouts. The cup holders are a great way to keep your bottled water or morning coffee handy for the workout.

A built in heart rate monitor just like those found on machines at most health clubs allows users to quickly and effectively check their heart rate at any time during the workout. Simply grip the handlebars for a quick check of the heart rate. If you are not working at the target heart rate, one push of a button can instantly increase or decrease both speed and incline to get you to the right workout for your body.

The NordicTrack Incline Trainer X3 Interactive features a 3-D display that can give information about your workout instantly. It can also display speed, distance and even the vertical climb that you have made in addition to calories burned. The 3-D display will show you where you are headed as you walk up a mountainside.

The track on this machine is 20"x50". This wide non-slip tread should be comfortable for most owners. On the negative side, the NordicTrack Incline Trainer X3 Interactive offers a track that may be considered too short for taller persons, especially those who want to use the treadmill for jogging. Their longer stride may find them stepping off the track on occasion.

The incline feature on the X3 is a great way to quickly increase the calories burned. A workout for 20 minutes at 2 mph with no incline only burns 74 calories. Increase the incline to 40 percent and keep all other factors the same to burn 398 calories. That is five times the amount of calories in the same amount of time.

The NordicTrack Incline Trainer X3 Interactive will cost more than inferior machines that have fewer features. If you are serious about a machine that will help you to burn calories, however, this may be the treadmill for you.