Short answer: the Dynaudio X14 for better sound quality, the JBL Stage A120 for the lower price. The Dynaudio X14 ranks #32 of 56 bookshelf speakers at $1500. The JBL Stage A120 ranks #36 at $299, $1201 cheaper.
What the Dynaudio X14 gets right: 1” silk-dome tweeter and 5.7” magnesium-silicate-polymer woofer in a compact two-way stand-mount, rated at 85dB sensitivity. The catch: CEA2034 spinorama shows an uneven on-axis response from the lack of a waveguide to control tweeter beam width, plus a port resonance that boosts the lower midrange and imperfect crossover matching between the drivers.
The case for the JBL Stage A120: Comes with a port bung, letting you experiment between ported and sealed configurations - the reviewer found the sound improved somewhat with the port sealed. The tradeoff: A pronounced “Batman”-shaped frequency response: boosted bass, a scooped midrange, and elevated treble (about 3-4dB above the midrange), driven partly by confirmed cabinet panel resonance around 800Hz-1.7kHz.
Buy the Dynaudio X14 if sound quality matters more than the price. Buy the JBL Stage A120 if the price matters more than sound quality.
Specifications Side By Side
| Dynaudio X14 | JBL Stage A120 | |
|---|---|---|
| Price | $1500 Discontinued | $299 Discontinued |
| Ranked | #32 of 56 in Medium Size Bookshelf Speakers | #36 of 56 in Medium Size Bookshelf Speakers |
| Bass Extension (-3dB) | 78Hz (measured, Audio Science Review) | 71Hz (measured, Erin’s Audio Corner) |
| Bass Extension (-10dB) | 60Hz (measured, Audio Science Review) | 53Hz (measured, Erin’s Audio Corner) |
| Discontinued | Yes | Yes |
| Sensitivity | 82dB (2.83V/1m, measured, Audio Science Review) | 83dB (measured, Erin’s Audio Corner) |
| Impedance | 8 ohms nominal | 6 ohms |
| Frequency Response | 50Hz - 23kHz (+/-3dB) (Manufacturer specified) | - |
| Drivers | 1" silk dome tweeter, 5.7" magnesium-silicate-polymer woofer | 0.75" tweeter + 5" woofer |
| Weight | 14.3 lbs / 6.5 kg each | 10.6 lbs / 4.8 kg |
| Dimensions | 11.2"H x 6.7"W x 10"D (285 x 170 x 255 mm) | 11.3"H x 6.8"W x 7.4"D (285.8 x 171.5 x 188.9 mm) |
| Woofer Cabinet | ported | ported |
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The Two Speakers In Full
Dynaudio X14: $1500 Discontinued
Pros: 1” silk-dome tweeter and 5.7” magnesium-silicate-polymer woofer in a compact two-way stand-mount, rated at 85dB sensitivity.
Cons: CEA2034 spinorama shows an uneven on-axis response from the lack of a waveguide to control tweeter beam width, plus a port resonance that boosts the lower midrange and imperfect crossover matching between the drivers. Too much energy in the lower and upper treble reads as bright, and directivity narrows at higher frequencies rather than staying controlled. The reviewer’s verdict: out of the box, the objective performance isn’t that great, though EQ can make it a satisfying speaker. Discontinued.
Full Dynaudio X14 review and specifications →
| Bass Extension (-10dB) | 60Hz (measured, Audio Science Review) |
|---|---|
| Bass Extension (-3dB) | 78Hz (measured, Audio Science Review) |
| Dimensions | 11.2"H x 6.7"W x 10"D (285 x 170 x 255 mm) |
| Discontinued | Yes |
| Drivers | 1" silk dome tweeter, 5.7" magnesium-silicate-polymer woofer |
| Frequency Response | 50Hz - 23kHz (+/-3dB) (Manufacturer specified) |
| Impedance | 8 ohms nominal |
| Sensitivity | 82dB (2.83V/1m, measured, Audio Science Review) |
| Weight | 14.3 lbs / 6.5 kg each |
| Woofer Cabinet | ported |
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- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
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JBL Stage A120: $299 Discontinued
Pros: Comes with a port bung, letting you experiment between ported and sealed configurations - the reviewer found the sound improved somewhat with the port sealed. Distortion at 96dB is broadly comparable to competitors in this price range outside of some elevated low-end THD. Wide horizontal radiation pattern for a compact bookshelf speaker in the low-to-midrange.
Cons: A pronounced “Batman”-shaped frequency response: boosted bass, a scooped midrange, and elevated treble (about 3-4dB above the midrange), driven partly by confirmed cabinet panel resonance around 800Hz-1.7kHz. Directivity shows significant back-to-back peaks and dips, making the speaker harder to correct with EQ since the off-axis sound doesn’t track the direct sound cleanly. Elevated treble that some might call “detailed” reads as an unwelcome boost to the reviewer rather than genuine resolution. Compression testing shows the low end degrading substantially at high output (102dB). Overall considered one of the weaker speakers the reviewer has tested in this class, with a competing model (Emotiva Airmotiv B1+) recommended instead at a similar price. Discontinued.
Full JBL Stage A120 review and specifications →
| Bass Extension (-10dB) | 53Hz (measured, Erin's Audio Corner) |
|---|---|
| Bass Extension (-3dB) | 71Hz (measured, Erin's Audio Corner) |
| Dimensions | 11.3"H x 6.8"W x 7.4"D (285.8 x 171.5 x 188.9 mm) |
| Discontinued | Yes |
| Drivers | 0.75" tweeter + 5" woofer |
| Impedance | 6 ohms |
| Sensitivity | 83dB (measured, Erin's Audio Corner) |
| Weight | 10.6 lbs / 4.8 kg |
| Woofer Cabinet | ported |
As an eBay Partner, we may be compensated if you make a purchase.
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