Reasons to choose MartinLogan Foundation F2 over MartinLogan Foundation B1
Max Input Power 200 watts vs 100 watts
Driver Setup 3-way vs 2-way
Sensitivity 92 dB vs 89 dB
Woofer Size 6.5 inches vs 5-1/2 inches
Number of Woofers 3 vs 1
Low Frequency Response 36 Hz vs 48 Hz

Reasons to choose MartinLogan Foundation B1 over MartinLogan Foundation F2

Nominal Impedance 5 ohms vs 4 ohms
Height 347mm vs 1129mm
Base Surface Area 447cm2 vs 907cm2
Price per pair* 599USD vs 1999USD
MartinLogan Foundation F2 vs MartinLogan Foundation B1 Specs Table
General MartinLogan Foundation F2 MartinLogan Foundation B1
Brand MartinLogan MartinLogan
Speaker Type Floor-standing speaker Bookshelf speakers
Power Range up to 200 watts up to 100 watts
Sensitivity 92 dB 89 dB
Impedance 4 ohms 5 ohms
Frequency Response 36-23k Hz 48-23k Hz
Drivers
Woofer Quantity 3 1
Woofer Size 6.5" 5-1/2"
Woofer Composition Aluminum Aluminum
Tweeter Size 1" 1"
Tweeter Type Folded Motion Ribbon Folded Motion Ribbon
Aimable Tweeter No No
Midrange Driver 5.5" No
Crossover Frequency 330 Hz - 3600 Hz 3400Hz
Firing Direction rear rear
Physical Specs
Height 1129.0mm (44.4") 347.0mm (13.7")
Width 223.0mm (8.8") 185.0mm (7.3")
Depth 407.0mm (16") 242.0mm (9.5")
Weight 23.86kg (52.5lbs) 5.23kg (11.5lbs)
Enclosure Bass Reflex Bass Reflex
Available Colors Walnut,Black,Satin White Walnut,Black,Satin White
Mounting Bracket
Grille Yes Yes
Moisture Resistancy No No
Connections
Biamp Inputs No No
Other
Parts Warranty 5 years 5 years
Labor Warranty 5 years 5 years