Forensic Comparison

Grado SR325x Prestige Series Headphones VS Sennheiser HD 560S Open-Back Headphones

REF #286
AA

Grado SR325x Prestige Series Headphones

Cost Per Year
$30.13/yr
MSRP
$295
Horizon
20.00 Years
Waste Factor
0x Units Avoided
Full Audit
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

Financial Trajectory

Audit Winner
Sennheiser HD 560S Open-Back Headphones
NPV Cost:$464
Day 1
$0$137$274$412$549Yr 0Yr 10Yr 20Yr 30Yr 40Yr 50
Winner
Disposable Baseline
MetricGrado SR325x Prestige Series HeadphonesSennheiser HD 560S Open-Back Headphones
MSRP$295$199.95
20-Year TCO$448$596
Cost Per Year$30.13/yr$40.09/yr
Waste FactorStandardStandard

Failure Threat Matrix: Grado SR325x Prestige Series Headphones

  • Cable Failure
    Risk: Medium
    Avoid tightly wrapping the cable; untwist regularly. Repair requires soldering.
  • Grattle (Driver Buzzing)
    Risk: Medium
    Remove pads and gently blow air or use tape to remove hair stuck to the driver.
  • Foam Disintegration
    Risk: High (Definite over time)
    Replace pads every 2-3 years ($25).

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.

Efficiency Verdict

Analysis confirms that Grado SR325x Prestige Series Headphones provides the superior ROI over a 20-year horizon, saving approximately $9.96/yr compared to the alternative.