Audeze LCD-S20
The 90mm planar magnetic drivers with the SLAM technology deliver powerfully dynamic, clean bass down to 10Hz without muddying the mix. The closed-back, magnesium and aluminum build provides superior bidirectional noise isolation, preventing microphone bleed during recording sessions. This headphone is best for tracking musicians and recording engineers who need precise impulse response and clarity at moderate volumes.
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Snapshot
The 30-Second Version
The Audeze LCD-S20 sounds clear and detailed, with top-tier build quality, but it's heavy, uncomfortable, and needs EQ plus an amp to shine. Bass is weak out of the box, and at $499 it's overpriced for most listeners. Buy it only if you need closed-back planar sound for studio work.
Pros & Cons
Pros
- Excellent build quality with premium materials 98th
- Top-tier clarity and detail for critical listening 75th
- Planar drivers deliver fast, precise response
- Closed-back design blocks outside noise well
Cons
- Weak bass response without EQ
- Needs an external amp to sound its best
- Heavy at 550g and comfort scores are terrible
- Overpriced compared to open-back alternatives
What owners think
The Word on the Street
How owner sentiment changed over time
ExclusiveBased on when customers actually wrote their reviews - so you can see whether early praise held up.
Based on 5 dated customer reviews, grouped by calendar quarter. Period analysis is in English.
The proof
Performance
The sound is the headline here, and it lands in the 98th percentile overall. That's top of the charts. Clarity and detail are strong, especially for mixing and mastering work. The planar drivers give you that fast, precise response. But here's the catch: the bass is weak out of the box, and the high end can feel rolled off or dark to some ears. Multiple owners mention needing an external amplifier and EQ to get it sounding right. The 18-ohm impedance looks easy to drive on paper, but real-world feedback says otherwise. Battery life is a non-issue since these are wired, but the connectivity score is just average, and the mic is basically an afterthought at the 15th percentile.
Specifications
Full Specifications
Design
| Form Factor | over-ear |
| Open/Closed | closed |
| Foldable | No |
| Weight | 0.6 kg / 1.2 lbs |
| Ear Cushion | gel-filled |
| Headband | leather |
Audio
| Driver Type | planar magnetic |
| Driver Size | 90 |
| Freq Min | 10 |
| Freq Max | 40000 |
| Impedance | 18 |
| Sensitivity | 93 |
| Hi-Res Audio | No |
Noise Control
| ANC | No |
| Transparency | No |
Connectivity
| Wireless | No |
| Wired Connector | 3.5mm |
| Detachable Cable | Yes |
| Cable Length | 2.5 |
Microphone
| Microphone | No |
vs Competition
Stacked against the Sony ULT WEAR and Technics EAH-A800, the LCD-S20 wins on raw sound quality but loses on comfort and convenience. The Sony and Technics are lighter, more comfortable, and offer wireless connectivity. The Sennheiser HDB 630 and JBL Tune 670NC are cheaper and more practical for everyday use. The TOZO HT3 is a budget pick that beats the Audeze on comfort by a mile. If you're a studio pro who needs closed-back planar sound, the LCD-S20 makes sense. If you're a casual listener, any of those competitors will feel better on your head and in your wallet.
| Spec | Audeze LCD-S20 | Sony WH-1000XM6 | Sennheiser HDB 630 | Bowers & Wilkins Px8 S2 | Bose QuietComfort Ultra 890101-0100 | Nothing Headphone (a) B186 |
|---|---|---|---|---|---|---|
| Form Factor | over-ear | over-ear | over-ear | over-ear | over-ear | over-ear |
| Driver Type | planar magnetic | dynamic | dynamic | dynamic | dynamic | dynamic |
| Driver Size (mm) | 90 | 30 | 42 | 40 | - | 40 |
| Impedance Ohms | 18 | 48 | 480 | - | 32 | 16 |
| Wireless | false | true | true | true | true | true |
| Active Noise Cancellation | false | true | true | true | true | true |
| Open Closed Back | closed | closed | closed | closed | closed | closed |
| Bluetooth Version | - | 5.3 | 5.2 | 5.3 | 5.4 | 5.4 |
| Battery Life Hours | - | 30 | 60 | 30 | 30 | 135 |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | User Sentiment | Connectivity | Social Proof | Affordability |
|---|---|---|---|---|---|---|---|---|---|---|
| Audeze LCD-S20 | 32.7 | 14.7 | 74.5 | 97.6 | 46.5 | 2.6 | 22.1 | 38.7 | 24.6 | 4.3 |
| Sony WH-1000XM6 Compare | 98.5 | 98 | 96.1 | 92.8 | 77.7 | 78.5 | 0 | 99.9 | 83.6 | 5.4 |
| Sennheiser HDB 630 Compare | 98.5 | 79.7 | 74.5 | 97.7 | 91.6 | 42.9 | 88.5 | 98.3 | 95 | 4.4 |
| Bowers & Wilkins Px8 S2 Compare | 98.5 | 98.9 | 94.7 | 98.7 | 77.7 | 50.1 | 82.5 | 97.4 | 95 | 2.7 |
| Bose QuietComfort Ultra 890101-0100 Compare | 94.8 | 73.1 | 94.7 | 49.6 | 77.7 | 78.5 | 56.4 | 99.7 | 83.6 | 7.8 |
| Nothing Headphone (a) B186 Compare | 98.5 | 81.3 | 90.8 | 93.4 | 99.9 | 30 | 88.5 | 100 | 95 | 25 |
Price
Value & Pricing
At $499 USD, the LCD-S20 is a tough sell. You're paying for the Audeze name and that planar tech, but the user sentiment score sits at just 21st percentile. That's rough. Several owners flat out say it's overpriced compared to open-back options at a similar price. If you need closed-back isolation for tracking or recording, the value proposition gets a little better. But for pure listening enjoyment, you can do a lot more with your money elsewhere.
Read more
Overview
The Audeze LCD-S20 is a closed-back planar magnetic headphone aimed at studios and audiophiles who want isolation without giving up that planar speed. It packs 90mm drivers, a 10Hz to 40kHz range, and a new SLAM bass tech that promises punch without mud. On paper, this thing looks like a serious tool. In practice, it's a bit of a mixed bag.
Build quality is genuinely impressive. Magnesium, aluminum, and steel, with magnetically attached earpads. It feels premium. But at 550g, it's heavy, and our comfort score puts it near the bottom of the barrel. The sound is clear and detailed, but a lot of owners say it needs EQ and a decent amp to really wake up.
Common Questions
Q: Do I need an amplifier to use the LCD-S20?
The 18-ohm impedance suggests it should work with most devices, but real-world feedback says it sounds noticeably better with a dedicated amp. Planar drivers often benefit from extra power, and several owners report the sound is underwhelming straight from a laptop or phone.
Q: Is the bass really that weak?
Out of the box, yes. The SLAM tech promises punchy bass, but multiple users say it needs EQ to get there. If you want thumping low end without tweaking, these probably aren't for you.
Q: How comfortable are these for long sessions?
Not great. At 550g, they're heavy, and our comfort score puts them near the bottom of the category. The earpads are replaceable, which helps, but you'll likely feel the weight after an hour or two.
Who Should Skip This
Skip these if you want a fun, engaging listen without fussing with EQ and amps. The bass is weak out of the box, the high end can sound dark, and the comfort is genuinely bad for long sessions. If you need wireless, a good mic, or all-day wearability, the Sony ULT WEAR or Technics EAH-A800 will serve you far better. And if you're on a budget, the TOZO HT3 gets you 90% of the comfort for a fraction of the price.
Verdict
This is a niche product for a specific buyer. If you're a mixing or mastering engineer who needs closed-back isolation and planar speed, the LCD-S20 delivers clarity and build quality that's hard to beat. But if you're an audiophile looking for a fun, engaging listen, the weak bass and dark high end will leave you wanting. And if comfort matters, look elsewhere. The 2nd percentile comfort score is not a typo. These are heavy, and you'll feel it after an hour.
Usage Scores
- Work19.4
- Calls14.8
- Music52.6
- Overall25.9
- Budget27.3
- Gaming23.5
- Studio61.5
- Commute26.1