Compare DALI OBERON ON-WALL vs DALI CALLISTO 2C vs Bang & Olufsen Beolab 28
Variants
Black
White
Oak
Walnut
White
Black
Wall-Mount
Floorstanding
Connectivity
Ports
ADC-in (RCA)
1x Aux / Optical-combo + 2x RJ45 (100Mbps) + 1x USB-C + 1x Powerlink (RJ45)
Wireless Connectivity
5725-5875 MHz, Full 24 Bit / 96 kHz
Bluetooth 5.0 + WiFi 5
Construction
Colors
Black Ash, White, Dark Walnut, and Light Oak
Black Ash or White
Base: Silver, Black Anthracite, or Bronze aluminum / External Cover: Light Oak, Smoked Oak, or Walnut wood / Grey Fabric or Grey Melange fabric / Internal Cover: Grey or Grey Melange fabric
Drivers | Midrange
1x 17x45mm Ribbon
3x 3" full-range
Drivers | Tweeter
1x 29mm Soft Textile Dome
1x 29mm Soft Textile Dome
1x 1" tweeter
Drivers | Woofer
1x 5.25" Wood Fibre Cone
1x 6.5" Wood Fibre Cone
1x 6.5" woofers
Form Factor
Wall-mount loudspeaker
Wireless bookshelf loudspeaker
All-in-one wireless speaker, powered speaker
Loudspeaker Type
2-way, bass reflex
2-way bass reflex
3-way bass reflex
Material
Aluminum + Wood + Plastic + Fabric
Microphone
Yes
Dimensions
Size | Depth
120 mm
321 mm
Size | Diameter
121 mm
Size | Height
385 mm
393 mm
Size | Width
245 mm
200 mm
Weight
4.9 kg
10.1 kg
18.6 kg
Function
Amplifier
Discrete Class D
Class D, 1x 100W for tweeter + 3x 100W for full-range + 1x 225W for woofer
Audio
Active Room Compensation, Adaptive Bass Linearization, Beam Width Control, Thermal Protection
Crossover
2100 Hz
2.7kHz Hybrid Active 24 bit DSP and Passive analogue
DAC
Burr Brown PCM1796 w/ balanced output
Service
AirPlay 2, Chromecast built-in, Spotify Connect, Bang & Olufsen Radio
Performance
Frequency Response
55 -26,000 Hz
47 - 30,000 Hz
27 Hz ~ 23 kHz
Impedance
6 ohms
5k ohms
Max Sound Level
107 dB
108 dB
110 dB SPL
Power Consumption
325 W
30 W
Power Input
25-100 W
Power Output
250 W
625 W (100W tweeter + 300W full-range + 255W woofer)
Sensitivity
87 dB
Production
Debut
2018-08-31 (IFA)
2017-08-10 (IFA)
2021
Made In
China
Denmark
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