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Buchardt Audio S400 MKII

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Two-way passive bookshelf speaker with significant performance improvements over the original S400. Features a new 6-inch paper cone woofer designed by Ulrik Schmidt with natural fiber blend for enhanced midrange and bass, upgraded crossover with premium Jantzen Audio components and Miflex KPCU-1 capacitor, and larger cabinet for improved bass extension. Delivers enhanced soundstage width and depth with more engaging musical presentation.

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Canuck Audio Mart

Buchardt S400 MK II "Signature" 49/50 Made in Denmark Canuck Audio Mart CA$2,899 Feb 18, 2026

The Music Room

Buchardt Audio S400 MKII Bookshelf Speakers; Black Pair The Music Room $1,799 Feb 17, 2026

AVS Forum

Sold Buchardt S400 MKII x3 AVS Forum $2,000 Jan 28, 2026

US Audio Mart

Buchardt S400 MK2 Special "Fauna" Limited Edition -Stunning full video review by Steve Huff attached US Audio Mart $2,125 Jan 28, 2026

Canuck Audio Mart

Buchardt S400 Mark 2 speakers, lowered price Canuck Audio Mart CA$2,400 4% Jan 8, 2026

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Model Variants of Buchardt Audio S400 MKII

1. Buchardt Audio
2. Bookshelf speaker

S400