← Back to Speakers
SpeakersMFR-VERIFIED

Definitive Technology Dymension DM40

Definitive Technology

Price

$1,698
Best price today at definitivetechnology.com

Checked against your build

This page doesn’t know your build. Open the builder to check this part against the parts you’ve already picked.
Check it in the builder →
Definitive Technology Dymension DM40

Where to buy

TRACKED RETAILER OFFERS
definitivetechnology.comCHECKED TODAY$849
We may earn a commission at no cost to you; it never affects rankings or compatibility verdicts — those come from the data.

Specifications · per-field provenance

● SOURCE-TRACKED
Speaker Typefloorstanding tower
Way Config2-way
Woofer Count4
Woofer Size Inches4.5
Tweeter Typealuminum dome
Tweeter Size Inches1
Impedance Nominal Ohms4
Sensitivity DB 1w1m87
Sensitivity Measurement Contextunstated
Freq Response Low HZ55
Freq Response High HZ23000
Freq Response Toleranceunstated
Recommended Power Min W50
Recommended Power Max W250
Enclosure Typebass reflex ported
Grille IncludedYes
Height Inches37.4
Width Inches10.3
Depth Inches10
Weight Lbs38.1
Sold Aseach
Finish OptionsBlack
Green dot = lab-measured · amber = manufacturer-verified · blue = retailer/community-reported · grey = estimated
How we verify these specs →Spotted a wrong spec? Report a correction →

Common questions

ANSWERED FROM THE DATA

What receiver do you need to drive the Definitive Technology Dymension DM40?

The Definitive Technology Dymension DM40 is rated at 87 dB sensitivity (on the hungrier side, so amplifier headroom matters) and is 4Ω nominal with no stated minimum — pick a receiver explicitly rated for 4Ω loads. Our free builder checks this against the exact parts in your build.

How much do the Definitive Technology Dymension DM40 cost as a pair?

$1,698 for the left/right pair at today's tracked price. Retailers list some speakers per unit and some per pair without saying so loudly — we normalize every price on this site to what the pair actually costs.

Computed from this product’s normalized, source-tracked fields — an unstated spec reads as “can’t check”, never as a yes or a no.
Check it against your build →

Guides for Speakers

BUYING ADVICE
The best bookshelf speakers for home theaterRead the guide →
Speaker sensitivity and impedance, explainedRead the guide →
Speaker placement: the free upgrade most rooms are missingRead the guide →