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Product Comparison
MDHearing Volt vs Olive Union Air
Side-by-side HearAdvisor lab results with SoundGrades, expert pick badges, and the same visualizations we use in product reviews.
Uses Official HearAdvisor Lab Data
Performance metrics
Scale 1-5 (Tuned)
Lab metric by fit
Scale 1-5 (Tuned)
Speech in quiet
MDHearing Volt2.5
Olive Union Air3.4
Speech in noise
MDHearing Volt0.5
Olive Union Air0.8
Own voice
MDHearing Volt2.6
Olive Union Air2.2
Feedback handling
MDHearing Volt5.0
Olive Union Air5.0
Music streaming
MDHearing Volt0.0
Olive Union Air3.6
Overall fit score
MDHearing Volt3.2
Olive Union Air3.9
Speech level
Adjust input dB (Tuned)
Amplification (REIG)
Insertion gain at 65 dB (Tuned)
Fitting configuration for tuned fit
MDHearing VoltOlive Union Air
Ear CouplingSleeve Closed
Ear CouplingFoam tip
Receiver–
ReceiverIntegrated in device
Fitting Formula–
Fitting FormulaProprietary manufacturer default
Listening Program–
Listening ProgramRestaurant
Volume Setting–
Volume Setting90% (9/10)
Software Version–
Software Versionvm4053d1203
Tuning Adjustments–
Tuning AdjustmentsMulti-band equalizer was adjusted, Hearing Settings at "Default", Directionality at "Front", Noise Setting at "3" (max), Feedback Cancellation at "On", Other settings at manufacturer defaults.