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Expert
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Lucid Ultra 128 Expert Review

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How We Test

The Lucid Ultra 128 is a premium behind-the-ear prescription hearing aid priced at $5,000, earning an A grade with a SoundScore of 4.21/5 in our lab testing. This places it in the top 6% of the prescription hearing aid category, ranking #3 among 35 tested devices.

Speech performance is a clear strength for this device. In our testing, speech in quiet scored a strong 4.4/5, nearly a full point above the category average of 3.43. Speech in noise measured 2.5/5—above the category average of 1.53 by 0.97 points, though only mixed in absolute terms. This suggests the Ultra 128 handles conversational clarity better than most competitors, even if challenging noise environments remain difficult.

The most notable weakness is feedback handling, which scored just 1.7/5 compared to a category average of 4.74—a substantial 3.04 points below average. This low score emerged in the tuned fit condition and represents a significant limitation for users who need higher gain settings. Music streaming also fell slightly below average at 2.3/5 versus the category's 2.61, while own-voice comfort measured 2.9/5, just above the 2.73 average.

The Lucid Ultra 128 may suit users who prioritize speech clarity and can work within its feedback limitations. However, at this price point, competitors like the Oticon Intent (4.70/5) and Phonak Sphere Infinio (4.64/5) deliver stronger overall performance. Buyers should weigh whether the Ultra 128's speech advantages offset its feedback challenges.

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HearAdvisor Verdict
ATop 10% of Prescription Hearing Aid
Bottom Line

The Lucid Ultra 128 delivers strong speech clarity in quiet settings, making it a solid choice for listeners who prioritize conversation over music or noisy environments.

Strengths
  • Excellent speech in quiet performance4.4/5
  • Above-average speech in noise for Rx aids+0.97 vs category
  • Streams to both iPhone and Android devices
Drawbacks
  • Poor feedback handling1.7/5, well below category average
  • Below-average music streaming quality-0.31 vs category
  • Premium price at $5,000
Lab Test Summary

In initial fit testing with a closed vented dome and standard receiver, the Lucid Ultra 128 achieved a normalized score of 4.2/5. Speech in quiet scored 3.9/5, while speech in noise measured 1.7/5. Feedback handling was excellent at 5.0/5 in this configuration, suggesting the manufacturer's default settings prioritize stability. Own-voice comfort registered 2.9/5, and music streaming scored 2.5/5. This represents solid out-of-box performance with strong feedback control.

What is HearAdvisor's Initial Fit?

The Initial Fit approximates the most likely settings and eartips for a typical moderate hearing loss. Results are measured across the same 72 acoustic scenes in our custom-built lab, then scored on a 5-star scale using an auditory model.

Lab Review Scores
A
SoundGrade
Initial Score
4.2
Tuned Score
4.2
Expert
Choice
Speech in quiet
best
3.9
5.0
Own voice
best
2.9
5.0
Speech in noise
best
1.7
5.0
Feedback handling
best
5.0
5.0
Music streaming
best
2.5
5.0

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Lab Recordings
Adjust volume to make "No hearing aids" as loud as it would be in the real world, without hearing aids. Remove hearing aids while auditioning. High-quality headphones will improve results!
Lab Image
Lab Notes
Initial Fitting
Tuned Fitting
Ear Coupling
Closed Vented Dome
Closed Vented Dome
Receiver
Standard
Standard
Fitting Formula
Proprietary manufacturer default
Proprietary manufacturer default
Listening Program
Lucid (Automatic)
Lucid (Automatic)
Volume Setting
54% (Default 7/13)
54% (Default 7/13)
Software Version
BT Firmware v12.0.29, Firmware v9.2.33
BT Firmware v12.0.29, Firmware v9.2.33
Tuning Adjustments
Programmed to N3 audiogram by Lucid team, Other settings at manufacturer default
Programmed to N3 audiogram by Lucid team, LucidShape adjusted to match NAL-NL2 targets at 65 dB SPL, Other settings at manufacturer default
Notes
Default programming was performed by Lucid team, further adjustments were limited as we did not have access to their proprietary software.
Default programming was performed by Lucid team, further adjustments were limited as we did not have access to their proprietary software.
Specs
Behind Ear
Behind Ear
Disposable Batteries
Disposable Batteries
iPhone Streaming
iPhone Streaming
Android Streaming
Android Streaming
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