Impedance levels vary (16 ohms vs 16 Ohms), which can affect compatibility and audio output when used with different devices. Both models support modern Bluetooth connectivity, ensuring stable wireless performance with compatible devices. Both headphones are equipped with capable drivers that deliver balanced sound output suitable for music, calls, and entertainment. In general, both options are suitable for everyday use including music, calls, travel, and work-from-home scenarios. The frequency response differs (17 - 22,000 Hz vs 17 Hz - 22,000 Hz), 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. If you're comparing Sony MDR-AS200 and Sony MDR-AS200-D, both models offer a strong combination of sound performance, comfort, and modern wireless features. Sony MDR-AS200 and Sony MDR-AS200-D offer different noise cancellation capabilities (No vs NA), which can impact how effectively they block external noise. Both headphones are designed for comfort and can be used for extended listening sessions without major discomfort.

Verdict: Choosing between Sony MDR-AS200 and Sony MDR-AS200-D depends on whether you value better sound, longer battery life, or enhanced features.