JBL Free X vs Sony WF-C510 – Detailed Specs 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.

Superior sound quality. Make your music more natural. 360 Spatial Sound Personalizer. MULTIPOINT CONNECTION : Quickly switch between two devices at once. STAY CONNECTED : Ambient Sound Mode keeps you aware of your surroundings. POCKED SIZED CASE : Small and cylindrical, the charging case is made to fit your pocket or your bag. WATER RESISTANT : With an IPX4 resistance rating, splashes and sweat wonâ€™t stop these headphones â€“ so you can keep moving to the music. EASY HANDS- FREE CALLING : A built-in microphone provides you with hands-free calling. No need to even take your phone from your pocket. ALL DAY COMFORT : Light and compact to give you all-day comfort and designed for the ideal fit, for an exceptional all-round listening experience. LONG BATTERY LIFE & QUICK CHARGING : Up to 11 hours of battery life ( up to 22hrs with case ) with quick charging ( 5 min charge for up to 1 hour of playback ). EASY BUTTON OPERATION : Play, stop, skip tracks, adjust the volume, access your smartphoneâ€™s voice assistant and receive calls hands-free with the touch of a button.

From a usability standpoint, both models provide a reliable and premium headphone experience. Impedance levels vary (16 ohm vs 16 Ohms), which can affect compatibility and audio output when used with different devices. JBL Free X and Sony WF-C510 offer different noise cancellation capabilities (NA vs Sound Isolation), which can impact how effectively they block external noise. If you're comparing JBL Free X and Sony WF-C510, both models offer a strong combination of sound performance, comfort, and modern wireless features. The driver size differs between the two (5.6 mm vs 6 mm), which can influence sound depth, bass response, and overall audio clarity. The frequency response differs (10 Hz - 22000 kHz vs 20Hz - 20KHz), which can influence how well the headphones reproduce lows, mids, and highs. There is a noticeable difference in weight (15 gm vs 31 GM), which may affect comfort during extended use. Battery life varies between the two (4 Hours vs 8 - 11 Hours), which affects how long you can use them on a single charge. JBL Free X uses Bluetooth 4.2 while Sony WF-C510 supports Bluetooth 5.3, which can impact connectivity stability and efficiency.

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

Top Differences

Battery Life: 4 Hours vs 8 - 11 Hours
Noise Cancelling: NA vs Sound Isolation
Driver Size: 5.6 mm vs 6 mm
Bluetooth: 4.2 vs 5.3
Weight: 15 gm vs 31 GM

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Top Differences