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. Advanced sound technologies play a major role in delivering a more immersive audio experience. Key differences lie in output power, channel setup, and feature support, which influence performance. These speakers are ideal for creating a home theatre-like environment with immersive sound output. Connectivity features such as Bluetooth and HDMI ensure compatibility with a wide range of devices.

Verdict: Both systems are competitive, and the right option depends on your room size, usage, and feature requirements.

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