Headphone

K612 Pro vs IE 600

AKG

K612 Pro

Sennheiser

Spec

K612 Pro

IE 600

impedance

120 Ω

18 Ω

frequency response

12 – 39,500 Hz

6 – 46,500 Hz

sensitivity

101 dB/mW

119 dB/mW

weight

238 g

6 g

driver type

Dynamic, Open-back

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driver

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7mm TrueResponse transducer

Unique Tags: K612 Pro

NeutralSpaciousBudget-FriendlyDesktopClassicalAcoustic

Unique Tags: IE 600

ReferencePortableAnalytical

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2026-03-20