Sony WF-1000XM4 vs Harman Kardon FLY ANC – Specs, Price & Comparison (2026)

IPX42 Water resistance. Minimising wind noise. Exceptional sound quality. Noise Isolation Earbud Tips. An even smarter listening experience. Ergonomic surface design for a better fit. 8 hours long battery with Noise Canceling. Easy wireless charging with Qi technology. Enjoy High-Resolution Audio without wires. Real-time restoration of all your compressed files. Sony Headphones Connectâ€ App for Android / iOS. Adaptive Sound Control automatically adjusts to your situation. Industry-leading noise canceling with new Integrated Processor V1. Speak-to-chat technology automatically reduces volume during conversations. Exceptional sound quality with new Integrated Processor V1 and supporting LDAC codec. Alexa enabled for voice access to music, information, and more. Activate with a simple touch. Crystal-clear call quality, beam-forming microphone and a bone-conduction sensor provide clear voice detection even in noisy environments.

Harman Kardon Signature Sound. Premium comfort and design. Easily manage your connections. Google Assistant and Amazon Alexa built-in. Explore more with the Harman Kardon Headphones App. The freedom of wireless. The power of active noise cancelling. Tune out anything that would come between you and enjoying your music. With a 20 hour battery life and just 15 minutes of charging needed for 2.5 hours of playtime. Harman Kardon FLY ANC headphones are the perfect companion for active professionals who require exquisite sound as their constant companion.

Key Differences

The driver size differs between the two (40 mm vs 6 mm), which can influence sound depth, bass response, and overall audio clarity. Battery life varies between the two (30 Hours vs 8 Hours), which affects how long you can use them on a single charge. Harman Kardon FLY ANC and Sony WF-1000XM4 are well-known options in the wireless headphone segment, offering a balance of audio quality, battery performance, and smart features. Impedance levels vary (32 ohm vs NA), which can affect compatibility and audio output when used with different devices. Harman Kardon FLY ANC and Sony WF-1000XM4 offer different noise cancellation capabilities (Active vs Ambient), which can impact how effectively they block external noise. The frequency response differs (16 Hz - 22000 kHz vs 20 Hz-40,000 Hz), which can influence how well the headphones reproduce lows, mids, and highs. Harman Kardon FLY ANC uses Bluetooth 4.2 while Sony WF-1000XM4 supports Bluetooth 5.2, which can impact connectivity stability and efficiency. From a usability standpoint, both models provide a reliable and premium headphone experience. There is a noticeable difference in weight (281 gm vs 41 gm), which may affect comfort during extended use.

Verdict: Choosing between Harman Kardon FLY ANC and Sony WF-1000XM4 depends on whether you value better sound, longer battery life, or enhanced features.

Top Differences

Battery Life: 30 Hours vs 8 Hours
Noise Cancelling: Active vs Ambient
Driver Size: 40 mm vs 6 mm
Bluetooth: 4.2 vs 5.2
Weight: 281 gm vs 41 gm

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Key Differences

Top Differences