Sony WI-C400 vs boAt Airdopes Plus 311 – Specs, Price & Comparison (2026)

Codec: Audio signal compression and conversion format. Advanced Audio Coding. Simply tap your device on the NFC logo. Keep music going with up to 20 hours of long-lasting battery. Comfortable behind-the-neck style with cable management. Easy BluetoothÂ® connectivity with NFC One-touch. Vibration for incoming call. Bluetooth standard profiles indicate the purpose of Bluetooth communications between devices. The behind-the-neck design is shaped for comfortable, all day listening. Keep your cable clipped neatly out of the way in your neckband with the adjuster and stopper. Comfortable behind-the-neck style with cable management. Personal Computer with pre-installed with any of the following operating systems and USB port.

Insta Wake N’ Pair ( IWP ) : Unlock instant connectivity with IWP. Simply open the case lid and connect to the audio seamlessly. ASAP Charge : Juice up your Airdopes for 10 minutes and continue binge-watching for a massive 150 minutes thanks to ASAP Charge. boAt Signature Sound : Disconnect from the chaos as you sing along to music powered by the bass-rich boAt Signature Sound from the 10 mm drivers of these earbuds. Dual Mics With ENx Technology : With a set of 2 ENx-powered mics in total, these earbuds eliminate surrounding sounds for clear calls when you are on the go or attending calls in a busy workspace. Up To 50 Hours Of Playback : Amp your audio routine with the boAt Airdopes Plus 311 TWS Earbuds. From movies and music to podcasts, these earbuds make audio fun and effortless with their 50 hours of playtime.

Key Differences

Impedance levels vary (NA vs 32 Ohms), which can affect compatibility and audio output when used with different devices. There is a noticeable difference in weight (35 gm vs 45 GM), which may affect comfort during extended use. The frequency response differs (8 Hz - 22,000 Hz vs 20Hz - 20KHz), which can influence how well the headphones reproduce lows, mids, and highs. If you're comparing Sony WI-C400 and boAt Airdopes Plus 311, both models offer a strong combination of sound performance, comfort, and modern wireless features. Sony WI-C400 uses Bluetooth 4.2 while boAt Airdopes Plus 311 supports Bluetooth 5.3, which can impact connectivity stability and efficiency. Battery life varies between the two (20 Hours vs 50 Hours), which affects how long you can use them on a single charge. In general, both options are suitable for everyday use including music, calls, travel, and work-from-home scenarios. The driver size differs between the two (9 mm vs 10 mm X 2), which can influence sound depth, bass response, and overall audio clarity. Sony WI-C400 and boAt Airdopes Plus 311 offer different noise cancellation capabilities (NA vs Environmental Noise Cancellation), which can impact how effectively they block external noise.

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: 20 Hours vs 50 Hours
Noise Cancelling: NA vs Environmental Noise Cancellation
Driver Size: 9 mm vs 10 mm X 2
Bluetooth: 4.2 vs 5.3
Weight: 35 gm vs 45 GM

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Key Differences

Top Differences