Forensic Comparison

Sennheiser HD 560S Open-Back Headphones VS Sennheiser HD 600 Open-Back Headphones

REF #288
AA

Sennheiser HD 560S Open-Back Headphones

Cost Per Year
$40.09/yr
MSRP
$199.95
Horizon
15.00 Years
Waste Factor
0x Units Avoided
Full Audit
REF #276
AA

Sennheiser HD 600 Open-Back Headphones

Cost Per Year
$49.00/yr
MSRP
$299.95
Horizon
25.00 Years
Waste Factor
1x Units Avoided
Full Audit

Financial Trajectory

Audit Winner
Sennheiser HD 600 Open-Back Headphones
NPV Cost:$512
Year 15
$0$128$256$384$512Yr 0Yr 10Yr 20Yr 30Yr 40Yr 50
Winner
Disposable Baseline
MetricSennheiser HD 560S Open-Back HeadphonesSennheiser HD 600 Open-Back Headphones
MSRP$199.95$299.95
20-Year TCO$596$729
Cost Per Year$40.09/yr$49.00/yr
Waste FactorStandard1x Avoided

Failure Threat Matrix: Sennheiser HD 560S Open-Back Headphones

  • Cable Short/Failure
    Risk: Medium (over time)
    Replace detachable cable ($15-20). No tools required.
  • Driver Rattle (Hair Intrusion)
    Risk: Low
    Remove earpad and clean driver surface with tweezers/air. Common in open-back headphones.
  • Earpad Compression
    Risk: Certain (100% over time)
    Replace earpads. Affects sound quality if ignored.

Failure Threat Matrix: Sennheiser HD 600 Open-Back Headphones

  • Flattened Ear Pads
    Risk: High (Certainty over time)
    Replace pads every 2 years. Do not wash velour pads (ruins foam density).
  • Intermittent Audio Channel
    Risk: Medium
    Replace cable or gently bend the internal contact springs back into place.
  • Cable Sheath Splitting
    Risk: Low
    Store loosely coiled; replace with braided aftermarket cable if frequent issue.

Efficiency Verdict

Analysis confirms that Sennheiser HD 560S Open-Back Headphones provides the superior ROI over a 20-year horizon, saving approximately $8.91/yr compared to the alternative.