Revel Concerta2 F35 vs Triangle Esprit Antal Ez

Last updated: August 25, 2026

Short answer: the Revel Concerta2 F35. It ranks #23 of 71 floorstanding speakers by sound quality at $900; the Triangle Esprit Antal Ez ranks #69 and costs $1799, so there is not much of a tradeoff to weigh.

What the Revel Concerta2 F35 offers: Two-and-a-half-way, four-driver design: a 1” aluminum dome tweeter on a waveguide, a 5.25” mid-range, and dual 5.25” mid-bass drivers in a rear-ported cabinet. Measured sensitivity of 89.4dB closely matches the 90dB spec, and distortion looks good at both 86dB and 96dB, holding up well even with a high-pass filter applied. At its sale price (around $900/pair, down from full retail), the reviewer calls it a “no-brainer,” undercutting comparable budget floorstanders like the ELAC DF63. Frequency response and directivity mismatches are largely EQ-able, since most of what shows up in measurements traces to physical tweeter/mid-range separation rather than a fundamental flaw. Compression is fairly well controlled for the price - about 1dB of loss around 100Hz under long-term compression, described as “par for the course” at this cost. Watch for: F3 of 61Hz and F10 of 39Hz mean a subwoofer is needed for real bass extension. A dip in the lower midrange/2-3kHz region reduces attack and detail, and a peak around 5kHz adds some edge and sibilance in the lower treble. A peak in off-axis energy around 3kHz reflects off sidewalls at roughly 60-70° off-axis and arrives louder than the direct sound - this specific issue can’t be fixed with EQ (boosting the direct sound would boost the stronger reflection too) and would need acoustic absorption to properly address, though the reviewer considers it a minor, optional fix at this price. A couple of minor resonances appear in the impedance plot, including one around 300Hz that may partly explain a subtle sense of vocal warmth noticed in listening, though it’s more likely room-related. Minimum impedance around 3.8 ohms. Short-term compression testing shows some increased distortion in the tweeter and higher-frequency compression at loud output.

What the Triangle Esprit Antal Ez offers: Predicted in-room response sums rather nicely aside from the resonance and bass issues. Horizontal beamwidth of about ±50 degrees is reasonably controlled. Watch for: Resonance around 260Hz and a number of other resonances show up on-axis, along with a dip in bass response. Two distinct distortion sources - one around 250-300Hz, another around 3-4kHz - already cross the reviewer’s audibility threshold even at moderate output, and get much worse at 96dB SPL/1m, where distortion broadly exceeds 50% relative level across large parts of the spectrum. Directivity is not great overall. The reviewer does not recommend it.

Buy the Revel Concerta2 F35. It ranks higher for sound quality than the Triangle Esprit Antal Ez and costs less, so there is no real case for the other one.

If sound quality matters at all to you, skip the Triangle Esprit Antal Ez. It ranks near the bottom of the 71 floorstanding speakers, so look higher up the list instead.

Revel Concerta2 F35 vs Triangle Esprit Antal Ez

Specifications Side By Side

Revel Concerta2 F35 Triangle Esprit Antal Ez
Price$900$1799 Discontinued
Ranked#23 of 71 in Large Size Floorstanding Speakers#69 of 71 in Large Size Floorstanding Speakers
Bass Extension (-10dB)50Hz (measured, Erin’s Audio Corner)62Hz (measured, Audio Science Review) - low confidence - on-axis curve shows an unusual notch/dip around 250-300Hz for this floorstanding tower
Bass Extension (-3dB)70Hz (measured, Erin’s Audio Corner)85Hz (measured, Audio Science Review) - low confidence - on-axis curve shows an unusual notch/dip around 250-300Hz for this floorstanding tower
Dimensions40.3"H x 8.4"W x 12.2"D (1023.6 x 213.4 x 309.9 mm)43.9"H x 11.8"W x 15.7"D (1115.0 x 300.0 x 400.0 mm)
Impedance6 ohms nominal (3.8 ohms minimum, measured by Erin’s Audio Corner)8 ohms nominal (2.7 ohms minimum, measured by Audio Science Review)
Sensitivity89.4dB (measured, Erin’s Audio Corner; 90dB manufacturer specified)90.7dB (2.83V/1m, measured by Audio Science Review)
Drivers3x 5.25" deep anodized aluminum cone woofers, 1" Aluminum Tweeter2x 6.5" (160mm) fiberglass cone woofers, 1x 6.5" (160mm) natural cellulose midrange, 1x 1" (25mm) titanium dome tweeter
Weight41 lbs / 18.6 kg each98.5 lbs / 44.7 kg
Woofer Cabinetported, rearported, front
Discontinued-Yes

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The Two Speakers In Full

Revel Concerta2 F35: $900 Crutchfield eBay

Revel Concerta2 F35 ranking card

Pros: Two-and-a-half-way, four-driver design: a 1” aluminum dome tweeter on a waveguide, a 5.25” mid-range, and dual 5.25” mid-bass drivers in a rear-ported cabinet. Measured sensitivity of 89.4dB closely matches the 90dB spec, and distortion looks good at both 86dB and 96dB, holding up well even with a high-pass filter applied. At its sale price (around $900/pair, down from full retail), the reviewer calls it a “no-brainer,” undercutting comparable budget floorstanders like the ELAC DF63. Frequency response and directivity mismatches are largely EQ-able, since most of what shows up in measurements traces to physical tweeter/mid-range separation rather than a fundamental flaw. Compression is fairly well controlled for the price - about 1dB of loss around 100Hz under long-term compression, described as “par for the course” at this cost.

Cons: F3 of 61Hz and F10 of 39Hz mean a subwoofer is needed for real bass extension. A dip in the lower midrange/2-3kHz region reduces attack and detail, and a peak around 5kHz adds some edge and sibilance in the lower treble. A peak in off-axis energy around 3kHz reflects off sidewalls at roughly 60-70° off-axis and arrives louder than the direct sound - this specific issue can’t be fixed with EQ (boosting the direct sound would boost the stronger reflection too) and would need acoustic absorption to properly address, though the reviewer considers it a minor, optional fix at this price. A couple of minor resonances appear in the impedance plot, including one around 300Hz that may partly explain a subtle sense of vocal warmth noticed in listening, though it’s more likely room-related. Minimum impedance around 3.8 ohms. Short-term compression testing shows some increased distortion in the tweeter and higher-frequency compression at loud output.

Bass Extension (-10dB)50Hz (measured, Erin's Audio Corner)
Bass Extension (-3dB)70Hz (measured, Erin's Audio Corner)
Dimensions40.3"H x 8.4"W x 12.2"D (1023.6 x 213.4 x 309.9 mm)
Drivers3x 5.25" deep anodized aluminum cone woofers, 1" Aluminum Tweeter
Impedance6 ohms nominal (3.8 ohms minimum, measured by Erin's Audio Corner)
Sensitivity89.4dB (measured, Erin's Audio Corner; 90dB manufacturer specified)
Weight41 lbs / 18.6 kg each
Woofer Cabinetported, rear

Triangle Esprit Antal Ez: $1799 Discontinued eBay

Triangle Esprit Antal Ez ranking card

Pros: Predicted in-room response sums rather nicely aside from the resonance and bass issues. Horizontal beamwidth of about ±50 degrees is reasonably controlled.

Cons: Resonance around 260Hz and a number of other resonances show up on-axis, along with a dip in bass response. Two distinct distortion sources - one around 250-300Hz, another around 3-4kHz - already cross the reviewer’s audibility threshold even at moderate output, and get much worse at 96dB SPL/1m, where distortion broadly exceeds 50% relative level across large parts of the spectrum. Directivity is not great overall. The reviewer does not recommend it. Discontinued.

Bass Extension (-10dB)62Hz (measured, Audio Science Review) - low confidence - on-axis curve shows an unusual notch/dip around 250-300Hz for this floorstanding tower
Bass Extension (-3dB)85Hz (measured, Audio Science Review) - low confidence - on-axis curve shows an unusual notch/dip around 250-300Hz for this floorstanding tower
Dimensions43.9"H x 11.8"W x 15.7"D (1115.0 x 300.0 x 400.0 mm)
DiscontinuedYes
Drivers2x 6.5" (160mm) fiberglass cone woofers, 1x 6.5" (160mm) natural cellulose midrange, 1x 1" (25mm) titanium dome tweeter
Impedance8 ohms nominal (2.7 ohms minimum, measured by Audio Science Review)
Sensitivity90.7dB (2.83V/1m, measured by Audio Science Review)
Weight98.5 lbs / 44.7 kg
Woofer Cabinetported, front