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Product Comparison

HSKLock Hearing Aid vs Olive Union Max

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
HSKLock Hearing Aid Hero
HSKLockSoundScore 3.0Grade B

HSKLock Hearing Aid

The HSKLock Hearing Aid is a budget-priced amplification product available for $69, earning a B grade with a SoundScore of 3.0/5 in our lab testing. This behind-the-ear device uses disposable batteries and ranks #5 of 8 amplification products tested. In our testing, the HSKLock delivered excellent feedback handling at 5.0/5, scoring 0.72 points above the category average. This means users can expect stable performance without whistling during typical wear. Own-voice comfort scored 2.8/5, slightly above the category average but only mixed in absolute terms. However, speech clarity presents significant limitations. Speech in quiet scored 1.5/5, falling 0.63 points below the category average, while speech in noise measured 1.0/5, which is 0.37 points below average. Music streaming scored 0.0/5, well below the already-low category average of 1.16/5, making this device unsuitable for audio entertainment purposes. The HSKLock may appeal to budget-conscious consumers seeking basic amplification with reliable feedback control. Those prioritizing speech understanding or music quality should consider alternatives. At this price point, competitors like the Autiphon U0 Series offer similar overall performance, though each device has distinct trade-offs in specific metrics.

Product Image
OliveSoundScore 3.4Grade B

Olive Union Max

The Olive Union Max is a behind-the-ear OTC hearing aid priced at $190, earning a B grade with a SoundScore of 3.4/5 in HearAdvisor's lab testing. This budget-friendly device ranks #41 of 65 OTC hearing aids tested. In our lab testing, the Max shows a distinctive performance profile with clear strengths and limitations. Music streaming stands out with a strong 4.0/5 score, measuring 2.08 points above the OTC category average—making it one of the better choices for audio entertainment. Feedback handling is excellent at 5.0/5, meaning the device maintains stability without whistling during typical daily activities. However, speech performance presents challenges. Speech in quiet scores a mixed 2.6/5, falling 0.21 points below the category average, while speech in noise is low at 1.0/5, measuring 0.48 points below average. Own-voice comfort also scores low at 1.6/5, sitting 0.91 points below the category average—users may notice their own voice sounds unnatural or hollow. The Olive Union Max is best suited for budget-conscious consumers who prioritize music and media streaming over demanding listening environments. Those who frequently need to follow conversations in noisy settings like restaurants or social gatherings may find the speech-in-noise limitations frustrating. For basic amplification in quieter environments with excellent streaming quality at an accessible price point, the Max offers reasonable value despite its speech performance trade-offs.

Performance metrics

Scale 1-5 (Tuned)

Lab metric by fit

Scale 1-5 (Tuned)

Speech in quietNew
HSKLock Hearing Aid1.5
Olive Union Max2.6
Speech in noiseNew
HSKLock Hearing Aid1.0
Olive Union Max1.0
Own voice
HSKLock Hearing Aid2.8
Olive Union Max1.6
Feedback handling
HSKLock Hearing Aid5.0
Olive Union Max5.0
Music streaming
HSKLock Hearing Aid0.0
Olive Union Max4.0
Overall fit score
HSKLock Hearing Aid3.0
Olive Union Max3.6

Speech level

Adjust input dB (Tuned)

Amplification (REIG)

Insertion gain at 65 dB (Tuned)

Audio scenes

Recorded samples (Tuned)

HSKLock Hearing Aid: No recording for this scene.

Fitting configuration for tuned fit

HSKLock Hearing AidOlive Union Max
Ear CouplingClosed Dome
Ear CouplingFoam tip
Receiver–
ReceiverIntegrated in device
Fitting Formula–
Fitting FormulaProprietary manufacturer default
Listening Program–
Listening ProgramRestaurant
Volume Setting–
Volume Setting60% (6/10)
Software Version–
Software Versionvm3016d153
Tuning Adjustments–
Tuning AdjustmentsMulti-band equalizer adjusted, Directionality set to "Front", Noise setting at maximum "3", Feedback cancellation "On", Other settings at manufacturer defaults.