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Compare Sony MDR-RF840RK vs. Sony WF-1000XM3

This is a side-by-side comparison of the specs of the MDR-RF840RK vs. the WF-1000XM3. Differences are highlighted in yellow.
Item MDR-RF840RK WF-1000XM3
Item image Item image
Impedence 28Ω [x]
Cord length 20m [x]
Magnet Ferrite [x] Neodymium [x]
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