Olive Union Air vs Sony CRE-E10

The Olive Union Air is a budget-priced OTC hearing aid that earns an A grade with a SoundScore of 4.0/5 in our lab testing, placing it in the top 31% of OTC devices. At $250, it offers strong value for consumers seeking an affordable entry into hearing amplification. In our testing, the Olive Union Air demonstrates notable strengths in music streaming, scoring 3.6/5—a solid 1.67 points above the OTC category average. This makes it a standout choice for users who prioritize phone audio and media consumption. Speech understanding in quiet environments also performs well at 3.3/5, sitting 0.46 points above the category average. Feedback handling is excellent at 5.0/5, meaning users can expect stable performance without whistling during normal use. The device shows limitations in challenging listening situations. Speech in noise scores 1.0/5, falling 0.48 points below the category average—a common weakness among budget OTC devices that may frustrate users in restaurants or group conversations. Own-voice comfort is mixed at 2.2/5, slightly below the category average, which some users may notice when speaking. The Olive Union Air is best suited for budget-conscious consumers who primarily need amplification in quieter settings and value strong streaming audio quality. Those who frequently encounter noisy environments may want to consider alternatives with better noise performance.

The Sony CRE-E10 is a mid-priced OTC hearing aid that earns an A grade with a SoundScore of 4.7/5, placing it in the top 3% of the 65 OTC hearing aids tested in our lab. At $998, this visible-in-ear style device delivers performance that competes with the best in its category. Speech performance is a standout strength. Speech in quiet scores a strong 4.3/5, sitting 1.46 points above the category average. Speech in noise reaches a solid 3.3/5, which is 1.77 points above average—a meaningful advantage for conversations in challenging environments. Music streaming quality is another highlight at 4.0/5, exceeding the category average by over 2 points, making it a strong choice for users who value audio fidelity when streaming from their iPhone. The device does have limitations. Own voice comfort scores a low 1.7/5, falling 0.81 points below the category average—users sensitive to the sound of their own voice may find this bothersome. Feedback handling is solid in absolute terms at 3.4/5 but sits 1.14 points below the category average, suggesting slightly less stability margin than many OTC competitors. The CRE-E10 is best suited for users who prioritize speech clarity and streaming quality and are less sensitive to own-voice perception. It has earned HearAdvisor's Expert's Choice Award for three consecutive years (2023–2025), reflecting its consistent strong performance in lab testing.