Alvarez RD20SC Guitar Are Alvarez Guitars A Good Choice?

Are Alvarez guitars a good choice? - Alvarez RD20SC Guitar

If you do not believe, please enter the ground and offers an alternative.

If you think yes, then please call me advice on which model you should get:
1. Alvarez RD20SC: $ 370 (nothing special)
http://guitars.musiciansfriend.com/product/Alvarez-RD20SC-Regent-Series-Dreadnought-AcousticElectric-Cutaway?sku=518729
2. Alvarez AD60SC: $ 450 (mahogany sides and back)
http://guitars.musiciansfriend.com/product/Alvarez-Artist-Series-AD60SC-Dreadnought-AcousticElectric-Cutaway?sku=518739
3. Alvarez AD70SC: $ 470 (Rosewood sides and back)
http://guitars.musiciansfriend.com/product/Alvarez-Artist-Series-AD70SC-Dreadnought-AcousticElectric-Cutaway?sku=518798
4. Alvarez FD60: $ 440 (Thin Body Dreadnought)
http://guitars.musiciansfriend.com/product/Alvarez-FD60S-Fusion-Series-AcousticElectric-Guitar?sku=518811

Note: My budget does not allow me to exceed to $ 500