Compare KEF Q650c vs KEF R11 vs KEF Q650c
Construction
Colors
Satin Black, Satin White, Walnut
Gloss Black, Gloss White, Walnut
Satin Black, Satin White, Walnut
Drivers | Midrange
1x 165mm (6.50in.) aluminium Uni-Q
1x 125mm (5in.) aluminium cone
1x 165mm (6.50in.) aluminium Uni-Q
Drivers | Tweeter
1x 25mm (1in.)vented aluminium dome
1x 25mm (1in.) vented aluminium dome
1x 25mm (1in.)vented aluminium dome
Drivers | Woofer
1x 165mm (6.5in.) aluminium + 2x 165mm (6.5in.) aluminium ABR passive radiator
4x 165mm (6.5in.) hybrid aluminium
1x 165mm (6.5in.) aluminium + 2x 165mm (6.5in.) aluminium ABR passive radiator
Form Factor
Center channel loudspeaker
Floorstanding loudspeaker
Center channel loudspeaker
Loudspeaker Type
2.5-way, passive radiator
3-way, bass reflex
2.5-way, passive radiator
Dimensions
Size | Depth
304 mm (11.96 inches)
383.5 mm
304 mm (11.96 inches)
Size | Height
210 mm (8.26 inches)
1249 mm
210 mm (8.26 inches)
Size | Width
629 mm (24.76 inches)
200 mm
629 mm (24.76 inches)
Weight
13.6 kg (30 lbs)
37.7 kg (83.1 lbs.)
13.6 kg (30 lbs)
Function
Crossover
2.5kHz
400Hz, 2.9kHz
2.5kHz
Performance
Frequency Response
64Hz - 28kHz
46Hz-28kHz (±3dB)
64Hz - 28kHz
Impedance
8 ohms (min 4.2 ohms)
8 ohms (min 3.2 ohms)
8 ohms (min 4.2 ohms)
Max Sound Level
110 dB
113 dB
110 dB
Power Input
15-150 W
15-300 W
15-150 W
Sensitivity
87 dB
90 dB
87 dB
Production
Debut
2017
2018
2017
Made In
China
China
China
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