pTron Avento Pro vs Cellecor NK-3 – Detailed Specs Comparison (2026)

Ergonomic Designed earphone is comfortably in-the-ear and lightweight enough to wear for hours without it falling out or causing fatigue. Enjoy wearing it all day. Hands-free Mode of the high-performing, in-line microphone means you can continue to work out, run, jog, or use a laptop/phone while you answer and then end calls. The 80mAh battery allows you to enjoy music for 3.5 hours on a single charge. With 100 hours of standby time, your earphone is ready when you are to go on your next adventure. Universally compatible with the latest smartphones, tablets and other Bluetooth v5.0 enabled devices. So go ahead enjoy your music hands-free and donâ€™t let anything slow you down. Latest Bluetooth v5.0 connectivity gives you faster pairing, extended range up to 10m because of strong Bluetooth signal and the best part is you get all this with the least battery consumption. TF card slot allows you to insert a micro SD card of up to 64GB, which is really useful when your phoneâ€™s battery is low. Just start listening to your micro SD card full of music right in your earphone. Stereo Sound Quality is world class because of the 14.2mm drivers in the earphones. Get crystal clear notes and bass with the high-end precision engineering of the internal structure of the PTron Avento Pro. Multi-function Controls allow you to control your music, volume, playlists and calls conveniently at your finger-tips. Standing on a bus or driving wonâ€™t stop you from listening to what you want on your phone.

The wireless neckband has advanced Bluetooth V5.0, Which Makes an instant connection to your media hassle-free. IPX3 Waterproof: A waterproof casing protects NK-3 neckband Bluetooth headphones against rain, water, sweat, splash and more. The Cellecor wireless neckband offers a total playtime of up to 25 hours on a single charge and Charge for Only 10 minutes And Get a playtime of 2 hours. NK-3 Neckband built-in high sensitivity microphone and noise canceling technology, ensure crystal high quality sound no mater you are calling or listening to music. With flexible neckband and Magnetic earbuds, NK-3 Neckband is very comfortable to wear around your neck, and ensure a snug fit on your shoulders and superior shape retention.

Both models support modern Bluetooth connectivity, ensuring stable wireless performance with compatible devices. Battery life varies between the two (25 Hours vs 3.5 + 100 Hours), which affects how long you can use them on a single charge. If you're comparing Cellecor NK-3 and pTron Avento Pro, both models offer a strong combination of sound performance, comfort, and modern wireless features. The frequency response differs (NA vs 20Hz - 20KHz), which can influence how well the headphones reproduce lows, mids, and highs. There is a noticeable difference in weight (200 Gm vs 42.3 GM), which may affect comfort during extended use. The driver size differs between the two (10 mm vs 14.2 mm), which can influence sound depth, bass response, and overall audio clarity. Cellecor NK-3 and pTron Avento Pro offer different noise cancellation capabilities (ENC vs Sound Isolation), which can impact how effectively they block external noise. In general, both options are suitable for everyday use including music, calls, travel, and work-from-home scenarios. Impedance levels vary (NA vs 32 Ohms), 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

Battery Life: 25 Hours vs 3.5 + 100 Hours
Noise Cancelling: ENC vs Sound Isolation
Driver Size: 10 mm vs 14.2 mm
Weight: 200 Gm vs 42.3 GM
Impedance: NA Vs 32 Ohms

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Top Differences