Focal Sub Onechat_bubble_outlineFrom real comments

The Sub One delivers noticeably tighter, more detailed bass than entry-level competitors. One user directly compared it to a KRK Sub 10 in their studio and found the Sub One offered tighter, more detailed bass, concluding there was 'no contest' versus an entry-level sub. Another long-term owner of five years called Focal's sub the best they've used, while a recent buyer called it 'a fantastic subwoofer' after purchase. Multiple owners report their monitor systems sound noticeably fuller and more complete once the Sub One is added.

Flexible tuning features like phase and lowpass adjustment stand out to users setting up their rooms. One commenter specifically highlighted having 'fully variable lowpass and phase adjustment' as awesome, useful for dialing in placement against walls or corners. Another user described running the sub at a standing desk against a wall, using its forward-facing ports and adjustability to avoid side-wall interference. A DJ/producer reported achieving club-like low end without disturbing neighbors, crediting proper tuning of the unit for three years of reliable use.

Some buyers question the sub's claimed extension depth and find pricing steeper than expected. Two commenters debated whether the sub truly reaches 32Hz as spec'd or only 40Hz as stated in the review, with one pointing to the spec sheet for clarification. Separately, one user called the system 'not inexpensive' though good value for a 'serious set up,' while another said the price was 'still a bit too expensive' and considered cheaper Evo monitor options instead. A third commenter felt the broader Alpha Evo line was 'built too much to budget' compared to higher-end alternatives.