Pros: Good 3-D Simulator, allows harriers and more realistic 3-D flight, new planes and scenery available free on the internet, photo scenes also available, you can create you own planes and scenes, but it's hard.

Cons: slightly difficult to add planes/scenery, but there is a free program avialble to do the install for you. Expensive

More Info: www.aerofly.com, sold through www.aerofly-pro.com.

Price: $210 with USB controller

Pros: Easy to install and get flying. Good USB flight controller that is made by Futaba

Cons: To add planes or scenery your have to purchase $30 Add-Ons.

More Info: www.realflight.com, sold through Tower Hobbies.

Price: $200 with USB controller.

Pros: Free, new planes available through the internet.

Cons: basic flight sim, not very good at 3-D flight.

More Info: www.tti-us.com/sim/ or www.flying-model-simulator.com

Price: Free, but you will need a USB cable to use your transmitter. USB controllers are avvailable from www.aerofly-pro.com.

Pros: Good 3-D simulator

Cons: hard to get add-on planes and scenes.

More Info: www.helihobby.com.

Price: $228 with USB controller.

Pros: Easy to install and get flying. Good USB flight controller that is made by Futaba

Cons: New flight sim with no add-on aircraft or scenery, mostly Hanger 9 aircraft.

More Info: www.horizonhobby.com.

Price: $210 with USB controller.