Sennheiser RS 175-U vs RHA TrueControl ANC – Which One Should You Buy? (2026)

Ergonomic design for enhanced wearing comfort. Listening modes for situational sound customization. Intelligently designed controls for maximum ease of use. Closed, circumaural headphones with excellent digital wireless audio transmission. Exceptional digital audio clarity and transmission range of up to 328ft / 100m ( line of sight ). Enables switching between dynamic bass and virtual surround sound. Supports analog and digital audio inputs and allows toggling between the inputs. Multi-purpose transmitter â€“ also functions as â€˜easy-chargeâ€™ cradle and docking station. Multi-receiver transmission â€“ transmitter supports up to two pairs of headphones simultaneously. 2-year warranty

3 Year International Warranty. Control your environment with Ambient modes. Sweatproof and water resistant to IPX4 for active use. 5 hours of audio per charge, 20 hours total with wireless charging case. Tune the EQ to your preference with the RHA Connect app for Apple & Android. Developed to work with all digital assistants, including Google Assistant and Siri, Hear what you want to hear with unprecedented ANC & adjustable ambient modes. Finest BluetoothÂ® sound quality, optimised by QualCommÂ® cVcâ„¢, aptXâ„¢, & AAC. Internal testing against competitor products showed TrueControl ANC to have superior attenuation on average across audible frequencies. Wireless audio deserves wireless charging. The TrueControl case is compatible with all wireless chargers, with a back-up USB-C cable included too.

Overall, both headphones are feature-rich and cater to users looking for a combination of sound quality, comfort, and wireless convenience. If you're comparing Sennheiser RS 175-U and RHA TrueControl ANC, both models offer a strong combination of sound performance, comfort, and modern wireless features. Impedance levels vary (32 ohm vs 32 Ohm), which can affect compatibility and audio output when used with different devices. The frequency response differs (17 Hz - 22000 Hz vs 10 Hz - 20000 Hz), which can influence how well the headphones reproduce lows, mids, and highs. Both models feature noise cancellation, helping reduce background noise for a more immersive listening experience. There is a noticeable difference in weight (310 gm vs 8 gm), which may affect comfort during extended use. The driver size differs between the two (NA vs 6 mm), which can influence sound depth, bass response, and overall audio clarity. Battery life varies between the two (18 Hours vs 20 Hours), which affects how long you can use them on a single charge. Sennheiser RS 175-U uses Bluetooth NA while RHA TrueControl ANC supports Bluetooth 5.0, which can impact connectivity stability and efficiency.

Verdict: Choosing between Sennheiser RS 175-U and RHA TrueControl ANC depends on whether you value better sound, longer battery life, or enhanced features.

Top Differences

Battery Life: 18 Hours vs 20 Hours
Driver Size: NA vs 6 mm
Bluetooth: NA vs 5.0
Weight: 310 gm vs 8 gm

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Top Differences