boAt Airdopes 511 V2 vs Unix CHARM – Key Differences & Best Choice (2026)

It is IPX4 rated to offer resistance against sweat and water scares. TWS Airdopes 511 V2 offers true wireless experience with the latest Bluetooth v5.0. It helps to stay Plugged Into Nirvana for extended duration with up to 6 hours of sound per charge. Its 500 mAh Carry cum Charging case ensures up to 4 times the charge for earbuds with up to 24 hours of playback. It comes equipped with our IWP (Insta Wake Nâ€™ Pair) Technology that enables the earbuds to power on automatically and gets connected as soon as you open the lid of the carry case. Experience clear and crisp stereo hands-free communication via the Dual Microphones on Airdopes 511V2. Its powerful dynamic drivers pump out immersive auditory bliss so that you can rise into Nirvana and feel the true rhythm. Voice Assistant: Long press the Multi-function Button on either earbud for 2 seconds to activate the voice assistant.

Sweatproof & Extra Bass. Music Time Upto 20 Hours. Active Voice Assistant Instantly. Rich Sound With Deep Bass : Experience high-fidelity audio with enhanced bassâ€”perfect for music lovers. ENC For Clear Calls : Environmental Noise Cancellation ensures clear and professional-grade communication on the go. Voice Changer with 4 Modes : Unique voice modulation feature makes calls fun and functional with multiple voice effects. Magnetic Earbuds & Sweat Resistant : Tangle-free storage and durable build make it perfect for workouts and outdoor use. Up To 48 Hours Of Playtime : Long-lasting battery supports non-stop entertainment, work, or travel without frequent charging.

Key Differences

boAt Airdopes 511 V2 uses Bluetooth 5.0 + EDR while Unix CHARM supports Bluetooth 5.2, which can impact connectivity stability and efficiency. Battery life varies between the two (6 Hours vs 48 Hours), which affects how long you can use them on a single charge. Both models feature noise cancellation, helping reduce background noise for a more immersive listening experience. The frequency response differs (20 Hz - 20000 Hz vs 20Hz - 20KHz), which can influence how well the headphones reproduce lows, mids, and highs. The driver size differs between the two (6 mm vs 12.5 mm), which can influence sound depth, bass response, and overall audio clarity. In general, both options are suitable for everyday use including music, calls, travel, and work-from-home scenarios. If you're comparing boAt Airdopes 511 V2 and Unix CHARM, both models offer a strong combination of sound performance, comfort, and modern wireless features. There is a noticeable difference in weight (11 gm vs 100 GM), which may affect comfort during extended use. Impedance levels vary (NA vs 20 Ohms), which can affect compatibility and audio output when used with different devices.

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

Top Differences

Battery Life: 6 Hours vs 48 Hours
Driver Size: 6 mm vs 12.5 mm
Bluetooth: 5.0 + EDR vs 5.2
Weight: 11 gm vs 100 GM
Impedance: NA vs 20 Ohms

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Key Differences

Top Differences