Both models feature noise cancellation, helping reduce background noise for a more immersive listening experience. Both models support modern Bluetooth connectivity, ensuring stable wireless performance with compatible devices. Sennheiser RS 175 and Sennheiser MM 400-X are well-known options in the wireless headphone segment, offering a balance of audio quality, battery performance, and smart features. Battery life varies between the two (18 Hrs vs 10 Hrs music, 20 Hrs talktime), which affects how long you can use them on a single charge. In general, both options are suitable for everyday use including music, calls, travel, and work-from-home scenarios. There is a noticeable difference in weight (310 g vs 105 g), which may affect comfort during extended use. Both headphones are equipped with capable drivers that deliver balanced sound output suitable for music, calls, and entertainment. The frequency response differs (17 Hz - 22,000 Hz vs 15 Hz - 22000 Hz), which can influence how well the headphones reproduce lows, mids, and highs.
Verdict: Choosing between Sennheiser RS 175 and Sennheiser MM 400-X depends on whether you value better sound, longer battery life, or enhanced features.
Top Differences
- Battery Life: 18 Hrs vs 10 Hrs music, 20 Hrs talktime
- Weight: 310 g vs 105 g
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