Compare Bang & Olufsen Beoplay A9 vs Bowers & Wilkins Formation Duo vs Sonos One
Connectivity
Ports
1x Aux / Optical-combo + 1x RJ45 (100Mbps)
RJ45 + USB (service only)
1x 100Mbps LAN
Wireless Connectivity
Bluetooth 4.2 + WiFi 5
Bluetooth 4.1 + WiFi
WiFi 4
Construction
Colors
Base: Black, White (plastic) / Cover: Black, White, Red, Light Grey, Dark Grey, Dark Rose, Dusty Blue, Warm Taupe (fabric) / Legs: Maple, Oak, Smoked Oak, Walnut (wood) / Ring: Bronze, Brass, Black, Natural (aluminum)
Black, White
White with white matte grille or Black with black matte grille.
Drivers | Midrange
2x 3" mid-range + 2x 1.5" full-range
Drivers | Tweeter
2x 0.75" tweeters
1x 25mm (1 in) Carbon dome
1x tweeter
Drivers | Woofer
1x 8" woofer
1x 165mm (6.5 in) Continuum cone
1x woofer
Form Factor
All-in-one wireless speaker, powered speaker
Wireless bookshelf speaker
Wireless smart speaker
Loudspeaker Type
3-way bass reflex
2-way
Material
Wood, Fabric, Aluminum, and Plastic
Microphone
Far-field microphone array
Dimensions
Size | Depth
411 mm
305mm (12 in)
119.7 mm / 4.69 inch
Size | Height
908 mm
395mm (15.6 in)
161.45 mm / 6.36 inch
Size | Width
701 mm
197mm (7.8 in)
119.7 mm / 4.69 inch
Weight
14.7 kg
10.6kg (23.4 lbs)
1.85 kg / 4.08 lbs
Function
Amplifier
Class D, 2x 150W for tweeters + 2x 200W for midrange + 2x 200W for full-range + 1x 400W for woofer
Class D
2x Class-D digital amplifiers
Audio
Active Room Compensation, Adaptive Bass Linearization, Thermal Protection
Bluetooth Profiles
AptX HD, AAC, SBC
Misc
Possible to pair two Beoplay A9s for stereo
Service
AirPlay 2, Chromecast built-in, Beolink Multiroom, DLNA -DMR
Voice Assistance
Google Assistant
Amazon Alexa, Google Assitant
Performance
Frequency Response
33 Hz ~ 23 kHz
25Hz - 33kHz ±3dB
Max Sound Level
100 dB SPL
Power Consumption
23 W
Power Output
1500 W (300W tweeter + 400W midrange + 400W full-range + 400W woofer)
2x 125W
Production
Debut
2019
2019-04
2019-03
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