Presonus Eris E3.5 vs. Triangle Borea BR03

Presonus Eris E3.5 3.5” Near Field Studio Monitor Triangle Borea BR03 Bookshelf Speakers
$100 $630
Dimensions (H × W × D)
10.24” × 7.00” × 7.68”
260mm × 178mm × 195mm
14.96” × 8.11” × 12.36”
380mm × 206mm × 314mm
Power Type
Powered Passive
Frequency Response
80-20,000 Hz 46-22,000 Hz
ASR Score
1.5 4.2
ASR Score w/Subwoofer
4.3 6.5

Key Takeaways

TLDR Summary: In the realm of immersive listening, the Presonus Eris E3.5 studio monitors offer budget-conscious creators a clear, flat response for accurate mixing. Compact and versatile, they are ideal for tight spaces where true sound reproduction is paramount. In contrast, the Triangle Borea BR03 bookshelf speakers exude French elegance and audiophile allure. These larger, more aesthetically pleasing speakers are designed for the home listener seeking warmth, a wider soundstage, and deeper bass. Both serve different masters—the Eris E3.5 for the precision-dependent producer and the BR03 for the passionate music enthusiast craving a rich listening experience.

Speaker Comparison

When embarking on an auditory journey to find the perfect set of speakers for your home studio or listening room, you'll likely come across a multitude of options that can easily overwhelm even the most dedicated audiophile. In today's exploration, we'll be diving into a comparison between two distinct offerings that cater to different facets of the audio world: the PreSonus Eris E3.5 3.5” Near Field Studio Monitor and the Triangle Borea BR03 Bookshelf Speakers. Both have garnered attention for their performance, but they each sing their own unique tune.

Design & Build Quality

First impressions matter, and the design and build quality of a speaker often provide a visual hint to its performance pedigree. The PreSonus Eris E3.5 sports a utilitarian aesthetic aimed at the no-nonsense studio environment. Its compact form factor and robust construction make it a suitable workhorse for tight spaces where accuracy is key. On the other hand, the Triangle Borea BR03 presents itself with a touch more flair, a nod to the French brand's attention to detail and craftsmanship. The finish is refined, and the overall build suggests that these speakers are as much about visual harmony as they are about sound.

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

Sound Quality and Performance

When it comes to sound, the PreSonus Eris E3.5 delivers a focused nearfield listening experience, providing an honest and flat response that studio professionals seek for critical listening. They offer clarity and a balanced profile which is essential for mixing and mastering tasks. Contrastingly, the Triangle Borea BR03s are designed with the audiophile's listening pleasure in mind. They tend to present a wider soundstage and a pleasing warmth that may color the music slightly, but in a way that many listeners find engaging and immersive.

The Eris E3.5's are equipped with a 3.5-inch woven composite woofer and a 1-inch silk-dome tweeter, a combination that allows for a sufficient frequency range to handle most tasks demanded by audio professionals. In comparison, the BR03s boast a larger 6.5-inch paper cone midrange driver coupled with a 1-inch silk dome tweeter, offering a broader frequency spectrum and improved dynamics that add depth and realism to any track.

Triangle Borea BR03 Bookshelf Speakers
Triangle Borea BR03 arrow (at

Connectivity and Versatility

With the shift towards multifunctional home setups, connectivity becomes a crucial factor. The Eris E3.5 monitors offer RCA and 1/4" TRS inputs, providing flexibility for both professional and consumer audio gear. They also feature a convenient front-panel volume knob and an auxiliary input for easy connection to mobile devices. The Triangle Borea BR03 speakers, being traditional passive bookshelf speakers, require an external amplifier and cater to those who prefer a separate component setup, which can be advantageous for those looking to customize their audio chain.

Moreover, the Eris E3.5 monitors include acoustic tuning controls to adjust the high-frequency and low-frequency response, which is especially useful in treating room anomalies and achieving the optimal sound in varied studio environments. The BR03s, being passive, rely on the amplifier's equalization capabilities or the room's acoustic treatment to tailor the sound to one's preference, offering a more traditional approach to audiophile tuning.

In conclusion, choosing between the PreSonus Eris E3.5 and the Triangle Borea BR03 will largely depend on your end-use scenario. If you're a burgeoning audio engineer or content creator in need of accurate sonic reproduction for detailed work, the Eris E3.5 monitors will serve you well with their flat response and studio-centric features. For the home audiophile looking for a lush and expansive sound to fill their living space, the BR03s provide an enriching experience that is both delightful and sonically rewarding. In either case, both speakers stand as commendable ambassadors of their respective domains within the vast landscape of sound.

Check Current Prices:

Presonus Eris E3.5 3.5” Near Field Studio Monitor
Presonus Eris E3.5 3.5” Near Field Studio Monitor
Triangle Borea BR03 Bookshelf Speakers
Triangle Borea BR03 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.