Jabra Enhance Pro 20 at Costco vs Olive Union Max
Side-by-side HearAdvisor lab results with SoundGrades, expert pick badges, and the same visualizations we use in product reviews.
Choice

Jabra Enhance Pro 20 at Costco
The Jabra Enhance Pro 20 at Costco is a behind-the-ear prescription hearing aid priced at $1,600, placing it in the premium tier. With a SoundScore of 4.0/5 and an A grade, it ranks #25 of 39 prescription hearing aids tested in our lab. In our testing, this device demonstrates notable strengths in own-voice comfort, scoring 3.5/5—0.80 points above the category average. This solid performance means wearers may find their own voice sounds more natural compared to many competitors. Feedback handling is excellent at 4.8/5, slightly above the category average, indicating reliable stability during movement and phone use. However, the Enhance Pro 20 shows limitations in challenging listening environments. Speech-in-noise performance scores just 1.1/5, falling 0.97 points below the category average—a significant gap that may affect conversations in restaurants, social gatherings, or other noisy settings. Speech-in-quiet is solid at 3.2/5 in absolute terms, though still 0.17 points below the category average. Music streaming scores 2.8/5, which is above the category average but only mixed in absolute terms. This device suits users who prioritize comfortable own-voice perception and excellent feedback control, and who spend most listening time in quieter environments. Those frequently navigating noisy situations may want to consider alternatives like the Rexton Reach R-Li T80 at Costco, which scored 4.56/5 in our testing. The Enhance Pro 20 includes rechargeable batteries, iPhone and Android streaming, and hands-free functionality.

Olive Union Max
The Olive Union Max is a behind-the-ear OTC hearing aid priced at $190, earning a B grade with a SoundScore of 3.4/5 in HearAdvisor's lab testing. This budget-friendly device ranks #41 of 65 OTC hearing aids tested. In our lab testing, the Max shows a distinctive performance profile with clear strengths and limitations. Music streaming stands out with a strong 4.0/5 score, measuring 2.08 points above the OTC category average—making it one of the better choices for audio entertainment. Feedback handling is excellent at 5.0/5, meaning the device maintains stability without whistling during typical daily activities. However, speech performance presents challenges. Speech in quiet scores a mixed 2.6/5, falling 0.21 points below the category average, while speech in noise is low at 1.0/5, measuring 0.48 points below average. Own-voice comfort also scores low at 1.6/5, sitting 0.91 points below the category average—users may notice their own voice sounds unnatural or hollow. The Olive Union Max is best suited for budget-conscious consumers who prioritize music and media streaming over demanding listening environments. Those who frequently need to follow conversations in noisy settings like restaurants or social gatherings may find the speech-in-noise limitations frustrating. For basic amplification in quieter environments with excellent streaming quality at an accessible price point, the Max offers reasonable value despite its speech performance trade-offs.
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)
Fitting configuration for tuned fit