Dayton Audio MK402BTX vs. MartinLogan Motion 2i

Dayton Audio MK402BTX Powered Bluetooth Bookshelf Speakers MartinLogan Motion 2i Bookshelf Speakers
$150 $200
Dimensions (H × W × D)
9.50” × 5.75” × 6.63”
241mm × 146mm × 168mm
10.00” × 4.70” × 4.60”
254mm × 119mm × 117mm
Power Type
Powered Passive
Frequency Response
60-20,000 Hz 110-23,000 Hz
ASR Score
3.7 n/a
ASR Score w/Subwoofer
6.1 n/a

Key Takeaways

TLDR Summary: In the realm of bookshelf speakers, Dayton Audio's MK402BTX brings affordability with Bluetooth convenience, surprising listeners with robust sound and deep bass for the price. Conversely, the MartinLogan Motion 2i, a higher-end contender, boasts audiophile-grade clarity with its signature Folded Motion tweeters, offering detailed highs and a well-balanced soundstage. Where the MK402BTX targets budget-conscious enthusiasts seeking wireless connectivity, the 2i appeals to purists craving precision and acoustic refinement. The choice between them hinges on one's priorities: the allure of cost-effective functionality or the investment in premium sonic fidelity.

Speaker Comparison

When it comes to filling a room with rich, nuanced sound, bookshelf speakers are a go-to for audiophiles who appreciate a compact design without sacrificing audio quality. But not all bookshelf speakers are created equal, and two models that stand out in the market are the Dayton Audio MK402BTX Powered Bluetooth Bookshelf Speakers and the MartinLogan Motion 2i Bookshelf Speakers. These two speakers promise to deliver exceptional sound experiences but do so with distinctly different approaches and price points.

The Dayton Audio MK402BTX Experience

The MK402BTX speakers from Dayton Audio are an appealing choice for those looking for versatility and functionality without breaking the bank. They come equipped with Bluetooth connectivity, which allows for a seamless wireless audio experience from various devices. This feature, coupled with their built-in amplifier, makes them an all-in-one solution for users looking for minimal setup complexities. The speakers feature a 4-inch woofer and a 3/4-inch tweeter, aiming to deliver a balanced sound that punches well above their modest price point.

Dayton Audio MK402BTX Powered Bluetooth Bookshelf Speakers
Dayton Audio MK402BTX arrow (at

However, when compared to higher-end speakers, the MK402BTX might fall short in delivering the finesse and detail in complex musical passages. The bass, while respectable for the speaker size, won't rattle the windows or provide that deep, room-filling presence some listeners may desire. But for casual listeners who prioritize convenience and budget-friendliness, these Dayton Audio speakers are a solid contender.

The MartinLogan Motion 2i Elegance

MartinLogan's Motion 2i speakers, on the other hand, represent a premium tier of audio craftsmanship. They boast MartinLogan's signature Folded Motion tweeter, which allows for incredibly fast response times and a detailed high-end that can reveal the nuances in your favorite recordings. The 3.5-inch aluminum cone woofer complements this tweeter by delivering a dense and tight bass response that defies the speaker's compact size. There's no Bluetooth here, which may turn off those seeking wireless connectivity, but the Motion 2i's main goal is pure audio fidelity.

MartinLogan Motion 2i Bookshelf Speakers
MartinLogan Motion 2i arrow (at

The build quality of the Motion 2i is immediately apparent, featuring a luxurious high-gloss finish and a solid cabinet design that not only looks great but also contributes to the overall sound performance. While they come at a higher price point, the investment is justified for audiophiles who demand the best possible sound from a bookshelf speaker. The absence of an integrated amplifier means users will need to pair these with a high-quality external amp or receiver to fully realize their potential.

Sound Quality Comparison

When it comes to sound quality, the MK402BTX speakers are impressive for their class, offering a sound that is clear and can fill a small to medium-sized room. They have a warm mid-range and a treble that doesn't become harsh, even at higher volumes. However, the Motion 2i speakers simply outclass them in terms of audio purity and the ability to render intricate details. The Motion 2i's Folded Motion tweeter delivers a crisper, more articulate high-end, and their well-damped cabinet ensures minimal resonance and coloration of the sound.

In conclusion, your choice between the Dayton Audio MK402BTX and the MartinLogan Motion 2i speakers will ultimately come down to your priorities. The MK402BTX offers a fantastic value with its Bluetooth functionality and decent sound quality for an entry-level price. The Motion 2i, meanwhile, is a statement of high-end audio engineering, with a focus on superior sound quality and exquisite build. For those who are serious about their sonic experience and are willing to invest in additional equipment to drive the speakers, the MartinLogan Motion 2i might just be the clear winner in this comparison.

Check Current Prices:

Dayton Audio MK402BTX Powered Bluetooth Bookshelf Speakers
Dayton Audio MK402BTX Powered Bluetooth Bookshelf Speakers
MartinLogan Motion 2i Bookshelf Speakers
MartinLogan Motion 2i Bookshelf Speakers

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Disclaimer: the speaker data listed on this website are correct to the best of our knowledge, but we do not guarantee the accuracy of the data. Please double-check any measurements with the manufacturer before making a final purchasing decision.