Philips PRO6105BK/00 vs Koss KSC17 – Which One Should You Buy? (2026)

3 ear cap sizes for a personalized and perfect fit. In-line mic and pick up button for easy conversation. Vacuum metallization for luxurious metallic finishing. Passive noise isolation for better sound at lower volume. Re-engineered 8.6 mm drivers for responsive deep bass. High resolution audio reproduces music in its purest form. Sleek ergonomic design that fits securely and comfortably. Built-in controls and microphone allow users to switch from music to phone calls in an instant.

- Ultra-light behind-the-head sport clipÂ® design - Great sound quality with maximum portability - Constructed from Mylar for enhanced rigidity - Improved signal transmission and conduction for cleaner, clearer sound - Secure headband wonâ€™t interfere with activities - Foam ear cushions provide open, hear-through sound - Volume control on cord allows easy level adjustment - Include a straight, single-entry 4 foot cord with 3.5 mm (1/8-inch) plug - Covered under the Koss Stereo phones Limited Lifetime Warranty

Key Differences

Koss KSC17 and Philips PRO6105BK/00 offer different noise cancellation capabilities (NA vs Passive), which can impact how effectively they block external noise. The frequency response differs (40 Hz - 20000 Hz vs 7 Hz - 40000 kHz), which can influence how well the headphones reproduce lows, mids, and highs. Both headphones offer solid battery performance, making them suitable for long listening sessions and travel. Koss KSC17 and Philips PRO6105BK/00 are well-known options in the wireless headphone segment, offering a balance of audio quality, battery performance, and smart features. There is a noticeable difference in weight (NA vs 45 gm), which may affect comfort during extended use. Both models support modern Bluetooth connectivity, ensuring stable wireless performance with compatible devices. Impedance levels vary (32 Ohms vs 16 ohm), which can affect compatibility and audio output when used with different devices. From a usability standpoint, both models provide a reliable and premium headphone experience. The driver size differs between the two (NA vs 8.6 mm), which can influence sound depth, bass response, and overall audio clarity.

Verdict: Both models are competitive, and your decision should be based on your usage needs and preferred features.

Top Differences

Noise Cancelling: NA vs Passive
Driver Size: NA vs 8.6 mm
Weight: NA vs 45 gm
Impedance: 32 Ohms vs 16 ohm

Compare Philips PRO6105BK/00 with:

Compare Koss KSC17 with:

Key Differences

Top Differences