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KEF LS LUXE vs KEF LSX II LT Comparison

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KEF LS LUXE

Powered Bookshelf | 42-28k Hz

KEF LS LUXE
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KEF LSX II LT

Powered Bookshelf | 54-28k Hz

KEF LSX II LT
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KEF LS LUXE KEF LS LUXE
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KEF LSX II LT KEF LSX II LT
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KEF LS LUXE
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KEF LSX II LT
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KEF LS LUXE vs KEF LSX II LT Speaker Comparison

In this review, we will be comparing LS LUXE and LSX II LT, two Powered Bookshelf speakers by 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 KEF LS LUXE and KEF LSX II LT first before getting into our more detailed comparison.

KEF LS LUXE Key Specs

  • 2-way Design
  • Integrated Amplifier
  • 12th Generation Uni-Q Driver
  • 1" Hard-Dome Tweeter
  • 6.5" Woofer
  • 42-28k Hz Frequency Response
  • Weight:kg
  • Dimensions (H x W x D): 336.0" x 8.8125" x 11.75"

KEF LSX II LT Key Specs

  • 2-way Design
  • 200-watt RMS Integrated Amplifier
  • 11th Generation Uni-Q Driver
  • 0.75" Hard-Dome Tweeter
  • 4.5" Magnesium/Aluminium alloy Woofer
  • 54-28k Hz Frequency Response
  • 24-bit Max Depth / 384 kHz Max Sample Rate
  • Built-in 5.0 Bluetooth
  • App Control Feature
  • Weight:3.60kg
  • Dimensions (H x W x D): 240.0" x 6.1" x 7.1"( 240 × 155 × 180 mm )

LS LUXE and LSX II LT are members of KEF's LS series of speakers. Below you can find the loudspeakers from this series.

KEF LS Series History
Model Body Frequency Watts RMSMax Depth / Sample Rate Woofer
KEF LSX II LT
Bookshelf 54-28k Hz 200-watt24-bit/384 kHzΩ 1 x 4.5"
KEF LSX II
  
Bookshelf 54-28k Hz 200-watt24-bit/384 kHzΩ 1 x 4.5"
KEF LS60 Wireless
  
Floor-standing 31-24k Hz 1400-watt24-bit/384 kHzΩ 4 x 5.25"
KEF LS50 Wireless II
  
Bookshelf 45-28k 380-wattYes/384 kHzΩ 1 x 5.25"
KEF LSX
  
Bookshelf 59-28k Hz 200-watt24-bit/96 kHzΩ 1 x 4.5"
KEF LS50 Wireless
  
Bookshelf 79-28k Hz 230-watt24-bit/192 kHzΩ 1 x 5.25"
KEF LS LUXE
Bookshelf 42-28k Hz -watt/Ω 1 x 6.5"

In the following sections, we will get into more detail in order to better understand how the KEF LS LUXE and KEF LSX II LT compare and hopefully end up with enough arguments to decide which one of these loudspeakers is the better choice for you.


**This post contains affiliate links, and I will be compensated if you make a purchase after clicking through my links. As an Amazon Associate I earn from qualifying purchases.


Drivers

Both LS LUXE and LSX II LT are 2-way speakers.

Driver KEF LS LUXE KEF LSX II LT
Driver Setup 2-way 2-way
Tweeter 1-inch 0.75-inch
Midrange - -
Woofer 1 x 6.5-inch 1 x 4.5-inch

LS LUXE features a 1" Hard-Dome Tweeter and 1 x 6.5" Woofer . On the other hand, the LSX II LT features a 0.75" Aluminum Hard-Dome Tweeter and 1 x 4.5" Magnesium/Aluminium alloy Woofer .

Frequency Response

LS LUXE has a frequency range of 42-28k Hz whereas LSX II LT has a frequency range of 54-28k Hz. With a minimum frequency of 42Hz, the LS LUXE can go significantly deeper on the low side and provide stronger bass compared to the LSX II LT's min frequency of 54Hz.

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.

Low Frequency

Bookshelf Speakers

LS LUXE
LSX II LT
Min
Average
Max
High Frequency

Bookshelf Speakers

KEF LS LUXE
KEF LSX II LT
Min
Average
Max

None of these speakers achieves full range experience which is commonly agreed as 20Hz-20kHz. In order to achieve lower lows / deeper bass, we recommend you pair these with a subwoofer. Visit our Powered Subwoofers section to find out more about the available options.

Physical Specs

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 KEF LS LUXE's and KEF LSX II LT's external dimensions. KEF LS LUXE has external dimensions of ( ) whereas KEF LSX II LT has external dimensions of 240 × 155 × 180 mm ( 9.5 × 6.1 × 7.1 inch) .

KEF LS LUXE is clearly the larger of the two speakers. Its body is 68mm wider, 96mm taller and 118mm deeper than KEF LSX II LT.

What's in the Box of KEF LSX II LT?

Here are the items that come with the LSX II LT:
  • 2 Wireless powered speakers
  • 6.5-feet AC power cords
  • 3m - 10ft Interspeaker cable
  • Remote control
  • 2 AAA batteries
  • Quick Start Guide
  • Important Safety Information
  • Warranty Information
  • Maintenance Guide

  • Reasons to choose KEF LS LUXE over KEF LSX II LT
    Uni-Q Driver 12th Generation vs 11th Generation Newer generation Driver
    Woofer Size 6.5 inches vs 4.5 inches Larger woofer
    Low Frequency Response 42 Hz vs 54 Hz Generates deeper bass
    Base Surface Area 0cm2 vs 279cm2 Takes less floor space

    Reasons to choose KEF LSX II LT over KEF LS LUXE

    Handheld Remote Yes vs No Control the speaker by the included RC
    App-Based Control Apple iOS, Android vs None Control the speaker via an app
    Height 240mm vs 336mm Easier to fit in smaller spaces
    Price per pair* 999USD vs 4000USD costs less (*prices may change depending on the seller, location and time)
    Ethernet Connection Yes vs No High quality streaming over Ethernet
    KEF LS LUXE vs KEF LSX II LT Specs Table
    Detailed comparison of specifications
    General KEF LS LUXE KEF LSX II LT
    Brand KEF KEF
    Speaker Type Powered Stereo Speakers Powered Stereo Speakers
    Frequency Response 42-28k Hz 54-28k Hz
    Amplifier
    Watts RMS (Continuous) n/a 200-watt RMS
    Max Bit Depth n/a 24-bit
    Max Sample Rate n/a 384 kHz
    Drivers
    Woofer Quantity 1 1
    Woofer Size 6.5" 4.5"
    Woofer Composition Magnesium/Aluminium alloy
    Woofer Surround Material n/a Rubber
    Tweeter Size 1" 0.75"
    Tweeter Type Hard-Dome Hard-Dome
    Aimable Tweeter No No
    Midrange Driver No No
    Firing Direction n/a rear
    Physical Specs
    Height 336.0mm (13.2") 240.0mm (9.4")
    Width 223.0mm (8.8") 155.0mm (6.1")
    Depth 298.0mm (11.7") 180.0mm (7.1")
    Weight n/a 3.60kg (7.9lbs)
    Enclosure Bass Reflex
    Available Colors n/a Sage Green, Graphite Grey, Stone White
    Mounting Bracket No
    Moisture Resistancy No No
    Connections
    USB Port n/a USB-C (connects to your computer)
    Phone Input n/a No
    Subwoofer Output n/a Wired
    Digital Input n/a Optical
    HDMI Input n/a ARC
    Headphone Jack n/a No
    Ethernet Port n/a Yes
    Other
    Parts Warranty 3 Year w/ registration 1 Year
    Labor Warranty 3 Year w/ registration 1 Year

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