Hoover FH50220 vs F7412900
images from manufacturer

Edge Cleaning Bristles:
The F7412900 features Edge Cleaners that loosen dirt and debris close to baseboards while the FH50220 does not include.

Hose Length:
The FH50220 has a 9 ft Clear Active Hose while the F7412900 has a 8 ft hose.

Weight:
The FH50220 hand weight is 21.85 pounds whereas the hand weight of F7412900 is 27 pounds.

Warranty:
The FH50220 carries a 2 year limited warranty while the F7412900 is backed up with one year limited warranty.

Motor Amps:
The FH50220 has 10 Amps while the F7412900 has 12 Amps.

Pressurized Edge-to-Edge Cleaning:
The FH50220 features Pressurized Edge-to-Edge Cleaning while the F7412900 does not.
Pressurized Edge-to-Edge Cleaning: a wall of pressurized water which loosens and lifts stubborn stains with constant and relentless spray.

SpinScrub Hand Tool:
The F7412900 comes with a SpinScrub Hand Tool while the FH50220 does not include.

ON/OFF Switch Location:
The ON/OFF Switch of F7412900 is positioned on the handle while the one on FH50220 is located on the top of body, near the detergent container.

Brush Speed:
The FH50230 3 speeds while the FH50220 has 1 speed.

Tank Capacity:
Clean water tank capacity of the FH50220 is 147 ounces while it is 128 ounces on the F7412900.

Price:
The FH50220 is priced at $249.99 while the F7412900 is priced at $199.99 at hoover.com (prices checked on July 24, 2013).

Color:
The FH50220 is blue while the F7412900 is black.

Similarities:
feature SpinScrub 60;
20 ft cord;
13 inch nozzle width;
heating cleaning.

Download manuals to learn more:
F7412900 manual: http://hoover.com/file/593/
FH50220 manual: http://hoover.com/file/600/

If you know more difference between Hoover FH50220 and F7412900, please share here.