
Choice
Sennheiser Conversation Clear Plus Expert Review
Our lab tested the Sennheiser Conversation Clear Plus using standardized measurements on an acoustic manikin to evaluate amplification accuracy, speech clarity, and streaming performance. This independent review presents the measured results across initial and tuned fit conditions.

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

Lab Assessment
Where the Sennheiser Conversation Clear Plus Excels and Falls Short
The verdict card below synthesizes our laboratory findings into an overall assessment of this premium amplifier. It reflects measured performance across speech understanding, streaming quality, and listening comfort based on acoustic testing.
The Sennheiser Conversation Clear Plus excels at music streaming and noisy environments, best for audio enthusiasts wanting amplification with premium sound quality.
- Excellent music streaming quality5.0/5
- Strong speech in noise performance3.7/5
- Perfect feedback handling5.0/5
- Poor own voice naturalness0.6/5
- Mixed speech clarity in quiet settings2.5/5
Fit Performance
Initial and Tuned Results for the Conversation Clear Plus
We tested this Sennheiser amplifier in both its out-of-box initial configuration and after applying the manufacturer's tuning process. The summaries below show how each fit condition performed against prescriptive amplification targets.
In our initial fit testing with closed dome coupling, the Conversation Clear Plus achieved a normalized Initial Score of 4.1/5. The device delivered excellent results for music streaming (5.0/5) and feedback handling (5.0/5) right out of the box. Speech in noise performed solidly at 3.6/5, well above the category average. Speech in quiet measured 2.0/5, and own-voice comfort was low at 0.6/5, indicating noticeable occlusion effects during initial use that users should anticipate.
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.
Measured Metrics
Five Performance Dimensions for the Sennheiser Conversation Clear Plus
Our testing protocol evaluates amplification products across five distinct metrics derived from acoustic measurements. The score card below displays how this device performed in each measured category on our standardized scale.
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Amplification Analysis
How the Conversation Clear Plus Matches Prescribed Gain Targets
The insertion gain graph below plots the measured amplification this device provides against evidence-based prescriptive targets. Closer alignment with the target curve indicates more appropriate amplification for the test hearing-loss profile.
Audio Evidence
Manikin Recordings from the Sennheiser Conversation Clear Plus
These audio samples were captured through our acoustic manikin while the device processed speech signals in controlled conditions. Compare them with the unaided reference to hear how the amplifier modifies incoming sound.

Test Documentation
Configuration Details for Our Conversation Clear Plus Testing
The notes below document the specific settings, firmware version, and test parameters used during our laboratory evaluation. This information supports reproducibility and clarifies the exact conditions under which we obtained our measurements.
Initial Fitting | Tuned Fitting | |
|---|---|---|
| Ear Coupling | Closed Dome | Closed Dome |
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