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

- 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)

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.

Key Differences

Both models support modern Bluetooth connectivity, ensuring stable wireless performance with compatible devices. The driver size differs between the two (30 mm vs 5.6 mm), which can influence sound depth, bass response, and overall audio clarity. 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. Impedance levels vary (30 ohm vs 16 ohm), which can affect compatibility and audio output when used with different devices. Both headphones offer solid battery performance, making them suitable for long listening sessions and travel. From a usability standpoint, both models provide a reliable and premium headphone experience. Both models feature noise cancellation, helping reduce background noise for a more immersive listening experience. Sony NWZ-WH303-B and JBL Free X 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 (292 g vs 15 gm), which may affect comfort during extended use.

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

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