JBL L100 Classic vs KEF Refrence 8B Subwoofer – Key Differences & Best Choice (2026)

3-Way Bookshelf Loudspeaker Bass-reflex design with front-firing port. Adjustable mid- and high-frequency level controls. 12-inch ( 300 mm ) JW300PW-8 pure pulp cone woofer. 1-inch JT025Ti1 titanium dome tweeter with soft surround. 5.25 inch ( 130 mm ) 105H-1 polymer-coated pure pulp cone midrange. Genuine walnut veneer enclosure with black painted front and rear panels. Retro design with iconic JBL styling and vintage Quadrex foam grille in a choice of three colors: black, burnt orange, and dark blue.

LF Drive Unit : Equipped with 2 x 225 mm (9in.) low-frequency drive units, the subwoofer delivers powerful and impactful bass. Maximum Output : Capable of reaching a maximum output of 110dB at 1m and 50Hz, providing a dynamic and immersive bass experience. Low Pass Filter : Features a variable low pass filter with a frequency range from 40Hz to 160Hz, allowing users to customize the crossover point. Frequency Response : The frequency response at 90dB output in free-space mode is Â±3dB from 24Hz, ensuring accurate and balanced bass reproduction. Amplifier : Powered by 2 x 500W Class D amplifiers with a switched mode power supply and DSP-based control section, delivering efficient and controlled power. Inputs & Connectivity: Provides versatile connectivity options with analog XLR socket, speaker level inputs, and a link out via RCA phono socket. The subwooferâ€™s net internal volume is 23L.

JBL L100 Classic and KEF Refrence 8B Subwoofer are feature-rich speaker setups offering a combination of powerful sound, surround experience, and connectivity options. Key differences lie in output power, channel setup, and feature support, which influence performance. Modern connectivity options make these systems flexible for different setups and devices. Support for technologies like Dolby Atmos and DTS enhances the depth and realism of sound. These speakers are ideal for creating a home theatre-like environment with immersive sound output.

Verdict: Both speakers offer strong performance, and the better choice depends on your preference for power, surround sound, and features.

Top Differences

Sound Output: 25W vs 2W
Channels: 25 vs 2
Frequency Response: Crossover Frequencies : 450Hz, 3.5KHz Frequency Response -6dB : 40Hz - 40KHz vs Variable Frequency 40Hz - 160Hz Frequency Range Free Field ( -6dB ): 18Hz Frequency Response : ( Â±3dB )24Hz At 90dB Output In Free-Space Mode
Subwoofer Size: 300 mm vs 2 mm

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Top Differences