Koss IL200k KTC vs TCL TW18-3BLCUS4 – Full Comparison & Verdict (2026)

- In-line remote and microphone for use with iPhone, iPod and iPadÂ® - Interlocking earpieces for convenient, tangle-free storage - Includes three pairs of silicon ear tips for optimum comfort and noise isolation

Comfortable & Secure Fit : Ergonomic design and lightweight headphones ensure smooth listening and comfort throughout the day. 3 different sizes of ear tips ensure a comfortable experience for all listeners Finally An After-Sales Service That Meets Your Expectations : do not hesitate to contact us if you need online support regarding a TCL product. Our advisors will be happy to answer your requests with the utmost professionalism. Dual Mic Transmission Algorithm for Clear Calls : Equipped with Dual-mic algorithm, S180 wireless earbuds automatically filter out outside noise and focus only on your voice, allowing you to make clear calls even in noisy environment. Advanced Ambient Noise Cancellation & Transparency Mode : Enjoy what you hear with the surrounding noise reduction technology of TCL earbuds for an immersive listening experience. Conversely, you will hear what's happening around you with transparency mode.

Both models support modern Bluetooth connectivity, ensuring stable wireless performance with compatible devices. There is a noticeable difference in weight (NA vs 36 GM), which may affect comfort during extended use. The frequency response differs (15 Hz - 20000 Hz vs 20 Hz - 20000 Hz), which can influence how well the headphones reproduce lows, mids, and highs. The driver size differs between the two (9 mm vs 10 mm), which can influence sound depth, bass response, and overall audio clarity. Both headphones offer solid battery performance, making them suitable for long listening sessions and travel. Impedance levels vary (16 Ohms vs NA), which can affect compatibility and audio output when used with different devices. Koss IL200k KTC and TCL TW18-3BLCUS4 offer different noise cancellation capabilities (NA vs Active Noise Cancelling), which can impact how effectively they block external noise. In general, both options are suitable for everyday use including music, calls, travel, and work-from-home scenarios. Koss IL200k KTC and TCL TW18-3BLCUS4 are premium wireless headphones designed to deliver high-quality sound along with advanced features like noise cancellation and long battery life.

Verdict: Both headphones offer strong performance, and the right choice depends on your priorities such as battery life, comfort, and noise cancellation.

Top Differences

Noise Cancelling: NA vs Active Noise Cancelling
Driver Size: 9 mm vs 10 mm
Weight: NA vs 36 GM
Impedance: 16 Ohms Vs NA

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Top Differences