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Product Comparison
Olive Union Air vs Signia Styletto AX
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
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Performance metrics
Scale 1-5 (Tuned)
Lab metric by fit
Scale 1-5 (Tuned)
Speech in quiet
Olive Union Air3.4
Signia Styletto AX4.0
Speech in noise
Olive Union Air0.8
Signia Styletto AX2.2
Own voice
Olive Union Air2.2
Signia Styletto AX3.0
Feedback handling
Olive Union Air5.0
Signia Styletto AX3.9
Music streaming
Olive Union Air3.6
Signia Styletto AX3.1
Overall fit score
Olive Union Air3.9
Signia Styletto AX4.4
Speech level
Adjust input dB (Tuned)
Amplification (REIG)
Insertion gain at 65 dB (Tuned)
Fitting configuration for tuned fit
Olive Union AirSignia Styletto AX
Ear CouplingFoam tip
Ear CouplingSleeve Vented
ReceiverIntegrated in device
Receiver–
Fitting FormulaProprietary manufacturer default
Fitting Formula–
Listening ProgramRestaurant
Listening Program–
Volume Setting90% (9/10)
Volume Setting–
Software Versionvm4053d1203
Software Version–
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.
Tuning Adjustments–