Blaids BlaidsX Pro vs Linner Nova Deluxe
Side-by-side HearAdvisor lab results with SoundGrades, expert pick badges, and the same visualizations we use in product reviews.

Blaids BlaidsX Pro
The Blaids BlaidsX Pro is a premium amplifier priced at $549 that earns a B grade with a SoundScore of 3.5/5 in our lab testing. This behind-the-ear device ranks #4 of 8 amplification products tested, placing it in the top 38% of its category. The BlaidsX Pro's standout strength is speech clarity in quiet environments, scoring 3.3/5—a solid result that measures 1.21 points above the category average. This makes it a reasonable choice for listeners who primarily need help in calm, one-on-one conversations. However, speech understanding in noisy environments is a limitation, with a low score of 1.2/5 that falls slightly below the category average. Notable limitations include the complete absence of music streaming capability (0.0/5), which is 1.16 points below even the modest category average. Feedback handling scores a solid 3.3/5 in absolute terms, though this sits below the category average by 0.98 points. Own-voice comfort is mixed at 2.5/5, slightly below the category norm. The BlaidsX Pro uses disposable batteries and offers a straightforward amplification approach without the connectivity features found in some competitors. For consumers seeking enhanced speech clarity in quiet settings at this price point, it delivers measurable benefit, but those needing noise management or streaming functionality should consider alternatives like the higher-scoring Sennheiser Conversation Clear Plus.

Linner Nova Deluxe
The Linner Nova Deluxe is a budget-priced OTC hearing aid available for $299, earning a B grade with a SoundScore of 3.3/5 in HearAdvisor's lab testing. This visible-in-ear style device ranks #53 of 65 OTC hearing aids tested, placing it in the lower tier of its category. In our testing, the Nova Deluxe showed a notable strength in feedback handling, scoring an excellent 5.0/5—0.46 points above the category average. This suggests stable performance without whistling during typical wear. Speech clarity in quiet environments scored a mixed 2.8/5, right at the category average, providing basic conversational support. However, speech understanding in noisy situations scored a low 1.4/5, slightly below average. The device has significant limitations in two areas. Own-voice comfort scored just 0.5/5, which is 2.01 points below the category average, indicating noticeable occlusion effects when speaking. Music streaming scored 0.0/5 in our lab measurements, 1.92 points below average, making this device poorly suited for audio entertainment despite offering iPhone, Android, and hands-free streaming connectivity. At its $299 price point, the Nova Deluxe competes against higher-performing alternatives in the same budget range. This device may suit buyers prioritizing stability and basic speech clarity in quieter settings, but those who stream music or are sensitive to how their own voice sounds should consider other options in this price tier.
Performance metrics
Scale 1-5 (Tuned)
Lab metric by fit
Scale 1-5 (Tuned)
Speech level
Adjust input dB (Tuned)
Amplification (REIG)
Insertion gain at 65 dB (Tuned)
Audio scenes
Using MUSHRA scenes (Tuned)
Fitting configuration for tuned fit