The Bowflex PR3000 Home Gym does not come with free weights it is a resistance training system.
Yes there are differences between machine and free weight training . Here are a couple of sites that will help you with this www.nsca-lift.org/HotTopic/.../Machine%20vs%20Free%20Weights...., and www.livestrong.com/.../84894-difference-between-machine-weights-...
Free weights cost less money. People have used free weights on a weight bench and have not used a spotter. The free weights have fallen on them and killed them. A universal machine is more expensive. You can not drop a universal machine on yourself.
The original bowflex does not use pulley machines or conventional weights. The bowflex revolution barely differs from it's predecessor. It is just an opportunity to spend more money.
If you are trying to achieve a weight loss goal or are just interested in toning and sculpting your muscles, Bowlflex weights can help you achieve your goal. Bowflex weights can take the place of a multitude of other weights. For instance, one set of Bowflex dumbbells will replace 15 sets of weights. The weights adjust from 5 to 52.5 lbs. so you can add and decrease the amount of weight you want to lift just by adjusting the dial. Now you don't have to a workout area cluttered with weights in order to achieve the results you desire.
This is a matter of opinion and personal preference overall. However, many people tout the Bowflex as being better than heavy weights in that it offers more balanced resistance and less impact on muscles than free weights.
The advantage of Bowflex dumbbells is that it comes adjustable and later the customer can add on weights as they wish. That and the Bowflex adjustable dumbbells are far cheaper than regular dumbbells and higher quality.
Many different exercises can be done on a Bowflex machine. It has all of the different exercises for crunches, curls, lifting weights and many other exercises.
Bowflex SelectTech is a line of dumbbells and related accessories. This product replaces 15 sets of weights because each dumbbell can be adjusted between 5 and 52.5 pounds simply by turning a dial. Bowflex offers a warranty on the product and special financing may also be available.
Bowflex products range from $99.99 to $250 depending on the complexity of the model and whether it uses traditional weights or Bowfelx's patented resistance system.
Bowflex will give you exactly the same results as weightlifting, but may emphasize different muscles.
Free weights cost less money. People have used free weights on a weight bench and have not used a spotter. The free weights have fallen on them and killed them. A universal machine is more expensive. You can not drop a universal machine on yourself.