MartinLogan Motion 40i vs. Presonus Eris E3.5

MartinLogan Motion 40i Tower Speaker Presonus Eris E3.5 3.5” Near Field Studio Monitor
$2600 $100
Dimensions (H × W × D)
42.50” × 7.60” × 12.80”
1080mm × 193mm × 325mm
10.24” × 7.00” × 7.68”
260mm × 178mm × 195mm
Power Type
Passive Powered
Frequency Response
40-25,000 Hz 80-20,000 Hz
ASR Score
n/a 1.5
ASR Score w/Subwoofer
n/a 4.3

Key Takeaways

TLDR Summary: In the realm of high-fidelity sound, the MartinLogan Motion 40i tower speakers and PreSonus Eris E3.5 studio monitors cater to distinct audiences. The Motion 40i, with its elegant design and electrostatic technology, delivers an expansive soundscape ideal for audiophiles seeking a lush, room-filling experience. In contrast, the Eris E3.5, compact and cost-effective, is tailored for near-field listening, providing clear, accurate audio for content creators and home studios. Choosing between them hinges on usage: the Motion 40i excels in immersive home listening, while the Eris E3.5 is a practical pick for precise audio editing and production.

Speaker Comparison

When it comes to the realm of high-fidelity audio, enthusiasts often debate the merits of various speakers based on their performance, design, and intended use. Today, we're contrasting two considerably different contenders: the MartinLogan Motion 40i, a floor-standing tower speaker that exudes luxury, against the Presonus Eris E3.5, a compact near-field studio monitor that promises professional-grade accuracy for the desktop environment.

The Soundstage: MartinLogan Motion 40i vs. Presonus Eris E3.5

The MartinLogan Motion 40i stands as a testament to the brand's commitment to audiophile-grade sound. With its Folded Motion tweeter, the speaker delivers an incredibly precise and detailed high-frequency response that brings out the nuances in every track. The Motion 40i's soundstage is expansive and three-dimensional, allowing each instrument and voice to occupy its own distinct space, which is a characteristic often sought after by discerning listeners. In stark contrast, the Presonus Eris E3.5, while admirably clear and true to the source, offers a more intimate soundstage, befitting its design as a near-field monitor intended for close-up listening and studio applications.

MartinLogan Motion 40i Tower Speaker
MartinLogan Motion 40i arrow (at

The Power and Presence: Diving into the Low-End

When it comes to bass response, the Motion 40i demonstrates its prowess with a pair of 6.5-inch aluminum cone woofers that effortlessly produce deep, articulate, and room-filling low frequencies. These towers don't just sing; they resonate with a presence that can be both felt and heard, making them suitable for a variety of genres, from classical to rock. On the other side of the spectrum, the Presonus Eris E3.5 employs a modest 3.5-inch woven composite woofer. While it handles low-end quite well for its size, providing clear and punchy bass, it lacks the visceral impact and extension that a larger speaker like the Motion 40i can provide.

Aesthetics and Placement: Finding the Right Space

The MartinLogan Motion 40i's towering silhouette and premium finish options make it a statement piece in any listening room or home theater setup. It demands space, both physically and acoustically, to perform at its best. With careful placement, it can transform a room into a sanctuary of sound. In contrast, the Presonus Eris E3.5 is the epitome of convenience and adaptability. Its compact size allows it to comfortably reside on a desk or a bookshelf, making it an ideal choice for smaller environments or for those requiring a near-field monitoring experience without sacrificing significant real estate.

Presonus Eris E3.5 3.5” Near Field Studio Monitor
Presonus Eris E3.5 arrow (at

Both sets of speakers serve their intended purposes with aplomb, but the divergence in their design philosophies is clear. The MartinLogan Motion 40i is built for the audio purist who revels in the full-bodied experience of sound, with every corner of the audio spectrum delivered with finesse and power. The Presonus Eris E3.5, on the other hand, is tailored for the producer or audio engineer who values precision and detail over breadth and scale.

It's also worth noting the difference in price points between these two audio solutions. The Motion 40i is undeniably an investment, reflecting its high-end pedigree and the expectation of a transcendent listening experience. The Eris E3.5, while not cheap in terms of build and sound quality, is decidedly more accessible, aligning with the needs and budgets of a different audience.

In conclusion, the MartinLogan Motion 40i and the Presonus Eris E3.5 exemplify the diversity available in the speaker market. One is a lavish floor-standing model that envelops the listener in a rich tapestry of sound; the other, a compact studio monitor designed for critical listening and professional accuracy. Both have their own merits, and the choice between them ultimately boils down to the listener's personal audio aspirations and the physical context of their listening environment.

Check Current Prices:

MartinLogan Motion 40i Tower Speaker
MartinLogan Motion 40i Tower Speaker
Presonus Eris E3.5 3.5” Near Field Studio Monitor
Presonus Eris E3.5 3.5” Near Field Studio Monitor

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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.