JBL Free X vs Sony NWZ-WH303-B – Specs, Price & Comparison (2026)

Immersive JBL Signature Sound delivered in an intuitive, intelligent package. Comfort stay secure fit - best-in-class ergonomics with 3 ear tip size. The splashproof worry free IPX5 certified design keeps the music playing through sunshine and rain. Truly wireless - Discover the freedom of a wireless lifestyle listening to music, managing your calls or working-out. Enjoy an entire day of wireless audio, with up to 4 hours of continuous playback and up to 20 hours of backup power from the charging case. Hands-free calls - integrated microphone for clear phone calls, automatic stereo-mono mode switching for a natural call experience One year manufacturerâ€™s warranty.

- WALKMAN Series - Built-in Rechargeable lithium-ion Battery 3.7 V - Storage : 4 GB - Approx. 2 hours - Quick charge - Approx. 3 minutes charge enables up to approx. 60 minutes playback. - Operating Temperature : 5 Â°C to 35 Â°C (41 ÂºF to 95 ÂºF) - USB microB connector - Hi-Speed USB (USB 2.0 compliant)

Key Differences

The driver size differs between the two (30 mm vs 5.6 mm), which can influence sound depth, bass response, and overall audio clarity. From a usability standpoint, both models provide a reliable and premium headphone experience. Sony NWZ-WH303-B and JBL Free X are premium wireless headphones designed to deliver high-quality sound along with advanced features like noise cancellation and long battery life. Both models feature noise cancellation, helping reduce background noise for a more immersive listening experience. Both headphones offer solid battery performance, making them suitable for long listening sessions and travel. Both models support modern Bluetooth connectivity, ensuring stable wireless performance with compatible devices. The frequency response differs (30 - 20,000 Hz vs 10 Hz - 22000 kHz), which can influence how well the headphones reproduce lows, mids, and highs. There is a noticeable difference in weight (292 g vs 15 gm), which may affect comfort during extended use. Impedance levels vary (30 ohm vs 16 ohm), which can affect compatibility and audio output when used with different devices.

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

Top Differences

Driver Size: 30 mm vs 5.6 mm
Weight: 292 g vs 15 gm
Impedance: 30 ohm vs 16 ohm

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Key Differences

Top Differences