The $300 Sennheiser IE 300 (above left) is the company’s latest mid-price iem to be released in the Americas and Europe in March 2021 (out in Asia since mid January 2021). It is based sonically on the $350 Sennheiser IE 400 PRO, the best of their PRO series imo…which is evident from their superimposed frequency responses graphs. Both are single-dynamic-driver earphones.
This photo series focuses on comparing the physical properties of both models’ earpieces. The PRO series has a proprietary connector whereas the new Sennheiser IE 300 features a recessed MMCX connector.
Sennheiser IE 300 has a standard MMCX connector.Sennheiser IE 300 features a new generation of eartips with a much thinner membrane than the company’s previous ones.Sennheiser IE 300 (L) and Sennheiser IE 400 PRO (R). The nozzle of the IE 300 is a tad shorter than of the IE 400 PRO.Standard Sennheiser “silicone ear adapter” size L on the left (comes with all IE PRO series models) vs. eartip of the Sennheiser IE 300.Sennheiser IE 400 tip (left) is longer than Sennheiser IE 300 tip (right).Sennheiser IE 400 tip (left) is longer than Sennheiser IE 300 tip (right).
Head-Fier since 2016. He has been known as “Otto Motor” to Head-Fiers, as “Dr. Schweinsgruber” to audiobudget.com users and Youtubers, and as “Brause” to Super Best Audio Friends and the Headphone Community. - For the purpose of confusion, he decided to pose under his real name Jürgen Kraus (“JK”) from now on. - This is a hobby. In “real” life, Jürgen is a professional geologist operating his own petroleum-exploration consulting company Franconia Geoscience Ltd. (see ad in the footer) based in Calgary, Canada. He holds German and Canadian passports. Jürgen had a classical music education from childhood through high school in Germany and he has been following popular music developments since the late 1970s. His understanding of arts and crafts was influenced by Bauhaus pragmatism: “less is more” and “form follows function”.
Head-Fier since 2016. He has been known as “Otto Motor” to Head-Fiers, as “Dr. Schweinsgruber” to audiobudget.com users and Youtubers, and as “Brause” to Super Best Audio Friends and the Headphone Community. - For the purpose of confusion, he decided to pose under his real name Jürgen Kraus (“JK”) from now on. - This is a hobby. In “real” life, Jürgen is a professional geologist operating his own petroleum-exploration consulting company Franconia Geoscience Ltd. (see ad in the footer) based in Calgary, Canada. He holds German and Canadian passports. Jürgen had a classical music education from childhood through high school in Germany and he has been following popular music developments since the late 1970s. His understanding of arts and crafts was influenced by Bauhaus pragmatism: “less is more” and “form follows function”.
Pingback: Sennheiser IE 300 vs. IE 400 PRO - GearOpen.com