In this review, we will be comparing Sonos Five and LS50 Wireless II, two Powered Bookshelf speakers from Sonos and KEF. Being Powered speakers, they both have built-in amplifiers so you don't need an external power amp or an integrated amp to power them. Let's have a brief look at the main features
of Sonos Five and KEF LS50 Wireless II first before getting into our more
In the following sections, we will get into more detail in order to better understand how the Sonos Five and KEF LS50 Wireless II compare and hopefully end up with enough arguments to decide which one of these loudspeakers is the better choice for you.
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Both Sonos Five and LS50 Wireless II are 2-way speakers.
|KEF LS50 Wireless II
3 x 0.8-inch
3 x 2.75-inch
1 x 5.25-inch
Sonos Five features a 3 x 0.8" Dome Tweeter and 3 x 2.75" Cone Woofer . On the other hand, the LS50 Wireless II features a 1" Aluminum Hard-Dome Tweeter and 1 x 5.25" Aluminum Woofer .
Sonos Five has a frequency range of whereas LS50 Wireless II has a frequency range of 45-28k Hz. With a minimum frequency of Hz, the Sonos Five can go significantly deeper on the low side and provide stronger bass compared to the LS50 Wireless II's min frequency of 45Hz.
Below graphs depict how these two speakers compare with the max, min and average values of the Min and Max Frequencies of other speakers in the Bookshelf class in our database.
Cabinet Type and Port Position
Sonos Five has a front firing port whereas LS50 Wireless II has a rear firing ports. Sonos Five's front-firing port gives more flexibility in placement in regards to proximity to walls compared to KEF LS50 Wireless II with its rear-firing port.
Size of a speaker can sometimes become an important decision factor due to space constraints or in some cases purely for esthetic reasons. In this section, we are going to compare Sonos Five's and KEF LS50 Wireless II's external dimensions. Sonos Five has external dimensions of 201.6 x 363.5 x 174.6mm ( 7.9375 x 14.3125 x 6.875inch) whereas KEF LS50 Wireless II has external dimensions of 277.8 x 200.0 x 322.3mm ( 10.9375 x 7.875 x 12.6875inch) .
Sonos Five is 76.2mm shorter and 147.7mm less deeper than KEF LS50 Wireless II but it is also 163.5mm wider.
Base Surface Area Comparison
Base surface area of a loudspeaker may become a determining factor when the space in your room or desk is limited.
The base surface area of the Sonos Five is approximately 634.7cm2 / 98.4inch2 and base area of the KEF LS50 Wireless II is approximately 644.6cm2 / 99.9inch2. The Sonos Five requires 2% less surface area than the LS50 Wireless II which gives it a small advantage on placement in tight spaces.
The weight of a loudspeaker can become an important factor if you need to move and reposition the unit often. Weight of a speaker can also "sometimes" be an indicator of the rigidity of the enclosure and the quality of the internal components used. The Sonos Five weighs 6.40kg / 14.1lbs and the KEF LS50 Wireless II weighs 10.00kg / 22lbs. This makes the LS50 Wireless II 56% heavier than the Sonos Five.
Here is a comparison of how Sonos Five and LS50 Wireless II's weights compare with the average, max and min weights in Powered Bookshelf class.
All Bookshelf Speakers
What's in the Box of Sonos Five?
Here are the items that are included inside the box of Sonos Five:
Wireless audio speaker 6.5-feet AC power cord Quickstart Guide Important Safety Information
What's in the Box of KEF LS50 Wireless II?
Here are the items that come with the LS50 Wireless II:
2 Wireless powered speakersTwo 6.5-feet AC power cords10-feet Cat-6 interconnect speaker cableRemote control2 AAA batteries Quick Start Guide Important Safety Information Warranty Information
| Number of Woofers
| More woofers
| Low Frequency Response
| Generates deeper bass
| Port Position
| Gives more flexibility placing close to walls
| Easier to fit in smaller spaces
| Base Surface Area
| Takes less floor space
| Price per pair*
| costs less (*prices may change depending on the seller, location and time)
| Woofer Size
| Larger woofer
| High Frequency Response
| Generates higher frequency
| Handheld Remote
| Control the speaker by the included RC
| Digital Input
| Connect digital inputs directly
| HDMI Input
| Connect HDMI sources directly
|KEF LS50 Wireless II
|Powered Stereo Speakers
|Powered Stereo Speakers
|Watts RMS (Continuous)
|Watts Peak (Max)
|Max Bit Depth
|Max Sample Rate
|Woofer Surround Material
|3 x 0.8"