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KEF LS50 vs. Bose Virtually Invisible 300 + 1
Active
No
Yes
No
Frequency range (max)
45000 Hz
50000 Hz
Frequency range (min)
47 Hz
38 Hz
Impedance
8 Ω
8 Ω
Power (peak/max)
100 W
Power (RMS)
100 W
Sensitivity
85 dB
87 dB
Wireless connection
None
Bluetooth
None
Streaming standards
Other connectors
Type of connection
Single-wire
Bi-wire
Available colours
Black, White, Silver, Grey, Blue, Red, Wenge
Black, White, Wenge
Black, White, Grey, Brown, Walnut
Dimensions (WxHxD)
Depth
278 mm
83.8 mm
336 mm
Height
302 mm
93.9 mm
422 mm
Width
200 mm
81.2 mm
200 mm
Product weight
7.2 kg
0.54 kg
13.5 kg
Features
Midrange driver
No
Yes
Quantity
1 ​
Signal separation
2-way
3-way
Tweeter drivers, size
1 inches
1 inches
Tweeter drivers, type
Aluminum-dome
Aluminum-dome
Type of box body
Bass reflex
Bass reflex
Woofer driver, size
5.23 inches
6.5 inches
Woofer drivers, quantity
1 ​
1 ​