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Lucid Ultra 128 Expert Review

Premium Rx

HearAdvisor conducted independent laboratory testing on the Lucid Ultra 128 behind-the-ear hearing aid. This review presents our measured performance data across speech clarity, feedback control, own-voice comfort, and streaming quality.

Dr. Steve TaddeiDr. Steve Taddei, Au.D.Lab Director & Reviewer
Dr. Abram BaileyDr. Abram Bailey, Au.D.Fact Checker / Editor
How We Test

The Lucid Ultra 128 is a premium prescription behind-the-ear hearing aid priced at $5,000, earning an A grade with a SoundScore of 4.2/5. This places it in the top 6% of the 36 prescription hearing aids tested in our lab, ranking #3 in its category.

Speech performance stands out as this device's primary strength. Speech in quiet scored an excellent 4.4/5, nearly a full point above the category average of 3.43. Speech in noise, while mixed in absolute terms at 2.5/5, still outperforms the category average by 0.95 points—a meaningful advantage given how challenging this metric is across all devices we test.

The most significant limitation is feedback handling, which scored just 1.7/5 compared to a category average of 4.71/5. This 3.01-point gap below average represents a substantial weakness that potential buyers should discuss with their hearing care provider. Own-voice comfort scored a mixed 2.9/5, slightly above average, while music streaming came in at 2.3/5, falling 0.34 points below the category norm.

The Lucid Ultra 128 features both iPhone and Android streaming capability and uses disposable batteries. It competes in the same price tier as the higher-scoring Oticon Intent (4.75/5) and Phonak Sphere Infinio (4.65/5). For those prioritizing speech clarity above all else and willing to work with their provider on feedback management, this device delivers strong performance in its core function.

Reliable & Repeatable Lab Results

Quality data starts with quality recordings. HearAdvisor worked with GRAS to build a no-compromise front end so every test is repeatable and reliable.

Learn more
Steve in HearAdvisor Lab

Lab Assessment

Our Verdict on the Lucid Ultra 128

The verdict below synthesizes our laboratory findings for this premium prescription hearing aid. It weighs the measured strengths in speech performance against limitations we observed in feedback handling and streaming.

HearAdvisor Verdict
ATop 11% of Prescription Hearing Aid
Bottom Line

The Lucid Ultra 128 is a premium prescription BTE hearing aid with excellent speech clarity in quiet environments, best suited for users prioritizing conversation quality.

Strengths
  • Excellent speech in quiet4.4/5
  • Above-average speech in noise for category+0.95
  • Streams to both iPhone and Android
Drawbacks
  • Poor feedback handling1.7/5, -3.01 vs category
  • Below-average music streaming quality
  • Premium price point at $5,000

Fit Conditions

Lucid Ultra 128 Test Configuration Summary

We evaluated the Lucid Ultra 128 in both Initial and Tuned fit conditions. The summary below documents how each configuration performed across our standardized measurement protocol.

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 measured 3.9/5, with speech in noise at 1.7/5. Notably, feedback handling was excellent at 5.0/5 in this configuration. Own-voice comfort scored 2.9/5 and music streaming 2.5/5. The initial fit represents strong out-of-box performance, particularly in feedback stability, making it accessible for users before professional optimization.

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.

Performance Metrics

Lucid Ultra 128 Score Breakdown

Our lab measures five distinct performance dimensions for every hearing aid we test. The card below displays how the Lucid Ultra 128 scored on speech in quiet, speech in noise, own-voice comfort, feedback control, and music streaming.

Lab Review Scores
A
SoundGrade
Initial Score
4.2
Tuned Score
4.1
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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Amplification Data

Lucid Ultra 128 Insertion Gain Measurements

Real-ear insertion gain reveals how closely a hearing aid matches prescribed amplification targets across frequencies. The graph below plots the Lucid Ultra 128's measured output against the fitting prescription.

Graph

Audio Samples

Lucid Ultra 128 Processed Sound Recordings

We capture audio through a standardized manikin wearing each tested device. The recordings below let you compare how the Lucid Ultra 128 processes sound against an unaided reference signal.

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

Test Documentation

Lucid Ultra 128 Laboratory Test Notes

Our technicians document the specific settings and conditions used during each evaluation. The notes below detail the test configuration for this Lucid Ultra 128 assessment.

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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