Blaupunkt BH51 ANC BL vs boAt Rockerz 255 Pro FM – Detailed Specs Comparison (2026)

10 Minutes charging 3 hours playtime. Extremely comfortable ergonomically designed: This wireless headphone is super comfortable to wear for long hours! High graded Super soft protein cushions: Each earpad is cushioned with soft high-grade materials to make it extremely comfortable. The Incredible stereo performance comes from the mammoth 40mm drivers. These giants deliver a better quality of sound at any volume. Adjustable: Designed with adjuster and sliders to fit every head perfectly. The adjusters are made of high-level metal for reliability during adjustments. 32Hrs* of playtime. Thanks to a massive battery that is fast to charge and then efficient in its output. So get ready for a full day of music every time you charge up.

1 Year warranty. BoAt Signature Audio. It is IPX5 rated to offer protection against sweat and water scares. It offers a playtime of up to 6 hours with its powerful battery for an extended immersive experience. The Bluetooth headset offers Fast Charging Technology meaning you can fully charge it in only 1 hour. Plug Into Nirvana on your boAt Rockerz 255 Pro wireless headphones that come equipped with the latest Bluetooth v5.0. cVc technology ensures you a seamless calling experience.

Key Differences

If you're comparing Blaupunkt BH51 ANC BL and boAt Rockerz 255 Pro FM, both models offer a strong combination of sound performance, comfort, and modern wireless features. Impedance levels vary (32 Ohm vs 16 ohm), which can affect compatibility and audio output when used with different devices. From a usability standpoint, both models provide a reliable and premium headphone experience. The driver size differs between the two (40 mm vs 10 mm), which can influence sound depth, bass response, and overall audio clarity. Blaupunkt BH51 ANC BL and boAt Rockerz 255 Pro FM offer different noise cancellation capabilities (Active NC vs CVC), which can impact how effectively they block external noise. Both models support modern Bluetooth connectivity, ensuring stable wireless performance with compatible devices. There is a noticeable difference in weight (400 Gm vs 25 Gm), which may affect comfort during extended use. Battery life varies between the two (32 Hours vs 6 Hours), which affects how long you can use them on a single charge. Both models provide a wide frequency range, delivering a balanced audio experience across different types of content.

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

Top Differences

Battery Life: 32 Hours vs 6 Hours
Noise Cancelling: Active NC vs CVC
Driver Size: 40 mm vs 10 mm
Weight: 400 Gm vs 25 Gm
Impedance: 32 Ohm vs 16 ohm

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Key Differences

Top Differences