MartinLogan Motion 20i vs. Q Acoustics 3020i

MartinLogan Motion 20i Tower Speaker Q Acoustics 3020i Bookshelf Speakers
$2000 $450
Dimensions (H × W × D)
36.60” × 6.80” × 11.70”
930mm × 173mm × 297mm
10.90” × 6.70” × 11.00”
277mm × 170mm × 279mm
Power Type
Passive Passive
Frequency Response
46-25,000 Hz 64-30,000 Hz
ASR Score
n/a 4.0
ASR Score w/Subwoofer
n/a 6.4

Key Takeaways

TLDR Summary: In the high-fidelity clash, the MartinLogan Motion 20i towers with their emblematic electrostatic clarity spar against the compact, yet robust Q Acoustics 3020i bookshelves. The 20i's leverage a dynamic blend of the Folded Motion tweeter's detail and depth, set against larger woofers for a full-bodied response. Contrastingly, the 3020i's impress with their outstanding coherence and room-filling sound from a smaller form factor, featuring a precision-designed tweeter and woofer. Preference splits between the 20i's spatial accuracy and the 3020i's unobtrusive versatility – a classic standoff between the enveloping might of floor-standers and the precise pragmatism of bookshelf speakers.

Speaker Comparison

When we talk about high-fidelity audio, the devil is in the details. The MartinLogan Motion 20i tower speakers and Q Acoustics 3020i bookshelf speakers are two contenders in the audiophile market, each offering a unique audio experience catered to different auditory appetites. The MartinLogan Motion 20i, a descendant of the lauded Motion series, stands tall as a floor-standing speaker that's designed to deliver an expansive soundstage and articulate audio performance. On the flip side, the Q Acoustics 3020i, a compact bookshelf model from a brand known for its value and performance, promises an immersive listening experience with a smaller footprint.

Design and Build

The MartinLogan Motion 20i exudes sophistication with its slender, statuesque form that not only commands presence in any room but also allows for a larger internal volume that aids in deep bass production. The Motion 20i's build quality is indicative of its premium positioning, with luxurious finishes and a precision-engineered cabinet designed to minimize sonic resonances. Conversely, the Q Acoustics 3020i, while more modest in stature, boasts a solid construction with well-damped walls meant to reduce vibration, and its simple yet elegant design ensures it blends seamlessly into a variety of decors. Though smaller, the 3020i's reinforced build displays an attention to detail that punches above its weight class.

MartinLogan Motion 20i Tower Speaker
MartinLogan Motion 20i arrow (at

Sound Performance

The true merit of a speaker lies in its sound performance, and the MartinLogan Motion 20i towers impress with their clarity and dynamic range. The Motion 20i features the brand's signature Folded Motion tweeter, which delivers precise highs with a level of detail and speed that traditional dome tweeters struggle to match. The dual woofers on the 20i work in harmony to provide a full-bodied midrange and tight, punchy bass. In contrast, the Q Acoustics 3020i, though smaller, surprises with a sound that defies its dimensions. The 3020i's concentric ring dome tweeter extends the high frequencies without harshness, and the larger-than-expected woofers yield a warm and rounded bass response that Q Acoustics fans have come to appreciate.

Room Integration and Versatility

Integrating floor-standing speakers like the MartinLogan Motion 20i into a living space often requires a bit more planning, given their larger size. However, their vertical orientation and footprint can actually take up less floor space than you might expect. The Motion 20i's also offer the flexibility to create an enveloping sound field, making them suitable for both stereo listening and home theater setups. On the other hand, the Q Acoustics 3020i's bookshelf size allows them to be placed on stands, shelves, or mounted on walls, providing greater placement versatility in smaller rooms or spaces where floor area is at a premium. The 3020i's can shine in a variety of scenarios, from intimate stereo setups to being part of a compact surround sound system.

Q Acoustics 3020i Bookshelf Speakers
Q Acoustics 3020i arrow (at


Choosing between the MartinLogan Motion 20i and the Q Acoustics 3020i will largely depend on the listener's needs and spatial constraints. For those seeking a speaker that can deliver a grand and detailed sonic presence with an eye toward both music and movies, the Motion 20i offers a compelling option. Meanwhile, the Q Acoustics 3020i is ideal for audio enthusiasts who demand superb performance from a speaker that can easily integrate into smaller spaces without dominating the room. Both speakers uphold their respective brand's reputations and serve as testaments to the fact that whether one goes big or small, exceptional audio experiences are well within reach.

Check Current Prices:

MartinLogan Motion 20i Tower Speaker
MartinLogan Motion 20i Tower Speaker
Q Acoustics 3020i Bookshelf Speakers
Q Acoustics 3020i 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.