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Product Comparison

Lucid Ultra 128 vs Signia Pure C&G BCT IX

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
Expert Choice
Expert
Choice
Lucid Ultra 128  Hero
LucidSoundGrade A

Lucid Ultra 128

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 4.4/5 in our lab testing. It ranks #16 of 36 devices in the Prescription Hearing Aid category. Speech performance is a clear strength for the Ultra 128. In our testing, speech in quiet scored a strong 4.3/5, landing 1.03 points above the category average. Speech in noise measured 2.7/5—above the category average by 0.74 points, though mixed in absolute terms. These results suggest the device prioritizes intelligibility in everyday listening situations. The Ultra 128 does show notable weaknesses. Feedback handling scored just 1.7/5, falling 3.01 points below the category average of 4.71/5—a significant gap that prospective buyers should consider. Music streaming measured 2.3/5, slightly below the category average. Own-voice comfort was mixed at 2.9/5, though this sits just above the category norm. The device uses disposable batteries and supports streaming to both iPhone and Android. At this price point, buyers may want to compare against higher-scoring competitors like the Phonak Sphere Infinio (5.0/5) or Oticon Intent (4.85/5). The Lucid Ultra 128 may suit those who prioritize speech clarity in quieter environments and can work with their hearing care provider to manage its feedback limitations.

Expert Choice
Expert
Choice
Signia Pure C&G BCT IX Hero
SigniaSoundGrade A

Signia Pure C&G BCT IX

The Signia Pure C&G BCT IX is a premium prescription behind-the-ear hearing aid released in 2025, priced at $3,398. In our lab testing, it earned an A grade with a SoundScore of 4.4/5, placing it in the top 39% of the 36 prescription hearing aids we've tested. This device shows notable strengths in speech clarity and own-voice comfort. Speech in quiet scored 3.8/5, which is 0.47 points above the category average—a solid result for everyday conversations. Speech in noise measured 2.5/5, above the category average by 0.58 points, though only mixed in absolute terms, meaning challenging listening environments may still present difficulty. Own-voice comfort is a standout at 3.8/5, a full 1.05 points above average, suggesting reduced occlusion effects that many wearers find bothersome. Feedback handling scored 4.2/5—strong in absolute terms, though 0.51 points below the category average of 4.71/5. Music streaming at 2.7/5 is essentially on par with category average. The device features rechargeable batteries, iPhone and Android streaming, and hands-free functionality. Consumers shopping in this premium price tier should note that several alternatives offer higher overall scores, including the Phonak Sphere Infinio (5.0/5) and Oticon Intent (4.85/5). For those prioritizing own-voice comfort and solid speech performance in quieter settings, the Pure C&G BCT IX delivers, but buyers seeking top-tier noise performance may want to compare options.

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Performance metrics

Scale 1-5 (Tuned)

Lab metric by fit

Scale 1-5 (Tuned)

Speech in quietNew
Lucid Ultra 1284.3
Signia Pure C&G BCT IX3.8
Speech in noiseNew
Lucid Ultra 1282.7
Signia Pure C&G BCT IX2.5
Own voice
Lucid Ultra 1282.9
Signia Pure C&G BCT IX3.8
Feedback handling
Lucid Ultra 1281.7
Signia Pure C&G BCT IX4.2
Music streaming
Lucid Ultra 1282.3
Signia Pure C&G BCT IX2.7
Overall fit score
Lucid Ultra 1284.2
Signia Pure C&G BCT IX4.5

Speech level

Adjust input dB (Tuned)

Amplification (REIG)

Insertion gain at 65 dB (Tuned)

Fitting configuration for tuned fit

Lucid Ultra 128Signia Pure C&G BCT IX
Ear CouplingClosed Vented Dome
Ear CouplingSleeve Vented
ReceiverStandard
Receiver110/46
Fitting FormulaProprietary manufacturer default
Fitting FormulaIXFit (Manufacturer proprietary targets)
Listening ProgramLucid (Automatic)
Listening ProgramUniversal (Automatic)
Volume Setting54% (Default 7/13)
Volume SettingAdjusted to match NAL-NL2 targets at 55, 65, and 75 dB SPL
Software VersionBT Firmware v12.0.29, Firmware v9.2.33
Software VersionSoftware v9.13.0.281, SiFit v9.13.0.1189
Tuning AdjustmentsProgrammed to N3 audiogram by Lucid team, LucidShape adjusted to match NAL-NL2 targets at 65 dB SPL, Other settings at manufacturer default
Tuning AdjustmentsProgrammed to N3 audiogram, Feedback calibrated, Experience Level set at "Experienced", Other settings at manufacturer defaults
NotesDefault programming was performed by Lucid team, further adjustments were limited as we did not have access to their proprietary software.
Notes