Sennheiser HD 400 PRO vs Sony MDR-7506
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Key differences
- •Sony MDR-7506 has higher Driver size (40 mm vs 38 mm)
- •Sony MDR-7506 has lower Weight (230 g vs 240 g)
Full spec comparison
Spec
Sennheiser HD 400 PRO
Sony MDR-7506
Audio
Driver size38 mm40 mm▲
Impedance120 Ω63 Ω
Features
ConnectivityWiredWired
WirelessNoNo
Surround / spatialOpen-backNone
Weight240 g230 g▲