Forensic Comparison

JBL Charge 5 Bluetooth Speaker VS DemerBox DB2 Bluetooth Speaker

REF #812
A

JBL Charge 5 Bluetooth Speaker

Cost Per Year
$49.59/yr
MSRP
$179.95
Horizon
5.00 Years
Waste Factor
1x Units Avoided
Full Audit
REF #800
A

DemerBox DB2 Bluetooth Speaker

Cost Per Year
$57.07/yr
MSRP
$399
Horizon
10.00 Years
Waste Factor
3x Units Avoided
Full Audit

Financial Trajectory

Audit Winner
DemerBox DB2 Bluetooth Speaker
NPV Cost:$1,295
$0$324$647$971$1295Yr 0Yr 10Yr 20Yr 30Yr 40Yr 50
Winner
Disposable Baseline
MetricJBL Charge 5 Bluetooth SpeakerDemerBox DB2 Bluetooth Speaker
MSRP$179.95$399
20-Year TCO$738$849
Cost Per Year$49.59/yr$57.07/yr
Waste Factor1x Avoided3x Avoided

Failure Threat Matrix: JBL Charge 5 Bluetooth Speaker

  • Battery degradation
    Risk: High (inevitable over 3-5 years)
    Avoid leaving at 0% or 100% for extended periods. Replace battery pack when capacity drops significantly.
  • Charging port failure
    Risk: Medium
    Ensure USB-C port is completely dry and free of debris before plugging in charging cable.

Failure Threat Matrix: DemerBox DB2 Bluetooth Speaker

  • Lithium-ion battery degradation
    Risk: High (inevitable over time)
    Replace battery pack using manufacturer supplied parts after charge capacity drops significantly.
  • Water ingress
    Risk: Medium (user error)
    Ensure the port plug is fully seated and flush before exposing the speaker to water or sand.

Efficiency Verdict

Analysis confirms that JBL Charge 5 Bluetooth Speaker provides the superior ROI over a 20-year horizon, saving approximately $7.48/yr compared to the alternative.