Reasons to choose KEF Q650c over KEF Q550
Max Input Power 150 watts vs 130 watts
Minimum Impedance 4.2 ohms vs 3.5 ohms
Woofer Size 6.5 inches vs 5.25 inches
Height 212mm vs 894mm
Price per pair* 750USD vs 1400USD

Reasons to choose KEF Q550 over KEF Q650c

Low Frequency Response 58 Hz vs 64 Hz
Dolby Atmos Drivers Optional vs No
Base Surface Area 926cm2 vs 1918cm2
KEF Q650c vs KEF Q550 Specs Table
General KEF Q650c KEF Q550
Brand KEF KEF
Speaker Type Center channel speaker Floor-standing speaker
Power Range 15-150 watts 15-130 watts
Sensitivity 87 dB 87 dB
Impedance 8 ohms 8 ohms
Impedance 4.2 ohms 3.5 ohms
Frequency Response 64-28k Hz 58-28k Hz
Drivers
Woofer Quantity 2 2
Woofer Size 6.5" 5.25"
Woofer Composition aluminum Aluminum
Woofer Surround Material Rubber Rubber
Tweeter Size 1" 1"
Tweeter Type Dome Dome
Aimable Tweeter No No
Midrange Driver No No
Crossover Frequency 2500Hz 2500Hz
Firing Direction n/a front
Physical Specs
Height 212.0mm (8.3") 894.0mm (35.2")
Width 631.0mm (24.8") 296.0mm (11.7")
Depth 304.0mm (12") 313.0mm (12.3")
Weight 13.64kg (30lbs) 14.55kg (32lbs)
Enclosure Passive Radiator Passive Radiator
Finish n/a MDF/Wood-grain vinyl
Available Colors Satin White, Satin Black, Walnut Walnut
Grille optional n/a
Moisture Resistancy No No
Connections
Biamp Inputs n/a No
Other
Parts Warranty 5 Years 5 Years
Labor Warranty 5 Years 5 Years