Verdict: Audeze LCD-X wins on performance and value with its low-impedance planar drivers delivering 103 dB sensitivity and fast response at $1199 MSRP versus the HD 800 S at $1699. The Sennheiser provides superior soundstage width via its 56mm Ring Radiator but requires amplification due to 300 Ohm impedance. Both are current open-back flagships with 10+ year production histories per manufacturer data.
Audeze LCD-X lists at $1,199 while Sennheiser HD 800 S lists at $1,699 — Audeze LCD-X undercuts Sennheiser HD 800 S by $500 (42%).
Winner: Audeze LCD-X
Audeze LCD-X: 8.5/10
Sennheiser HD 800 S: 8/10
| Audeze LCD-X | Sennheiser HD 800 S | |
|---|---|---|
| Driver | Planar Magnetic 106mm | Dynamic 56mm Ring Radiator |
| Impedance | 20 Ohm | 300 Ohm |
| Sensitivity | 103 dB | 102 dB |
| Frequency Response | 10Hz-50kHz | 4Hz-51kHz |
Our pick: Audeze LCD-X.
The Focal Utopia uses a beryllium driver design while the Sennheiser HD 800 S relies on ring-radiator transducers. The Utopia typically receives higher marks for resolution in direct comparisons.
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