Beyerdynamic AVENTHO 300 vs Sennheiser Momentum Sport – Key Differences & Best Choice (2026)

Closed-back design, circumoral. Battery life up to 50 hours with ANC. Beyerdynamic Stellar. 45 drivers, made in Germany. Simple operation via touch pad and beyerdynamic app. Active adaptive noise cancellation (ANC) and transparency mode. Spatial audio thanks to Dolby AtmosÂ® with Dolby Head TrackingTM technology. High comfort when wearing due to ergonomic ear cups and use of high-quality materials. Multipoint BluetoothÂ® 5.4 for simultaneous connection of multiple BluetoothÂ® devices and automatic pause and playback function when putting on or taking off the headphone.

After 10 min charging 1 Hrs music playtime. Secure fit ideal for a wide range of sports â€” chose your ear fin and ear tip size for lasting fit. Sports ecosystem compatibility â€” use with leading sports watches, apps, and fitness equipment via Bluetooth. Integrated performance tracking sensors â€” measure your heart rate and body temperature using in-ear sensors. Sennheiser sound, tuned for sports â€” elevate your performance with clear sound and powerful bass in sports mode. Shock, dust, and sweat resistance â€” donâ€™t worry about water or dust with the IP55-rated water-resistant acoustic design. Adaptive ANC â€” stay focused in noisy gyms or outdoor spaces with active noise cancellation that adapts to your surroundings. Effortless Control : Smart UI with tap controls for effortless, precise earbud management during intense workouts so you can focus on achieving your fitness goals. Extended Battery Life : Never miss a beat with 24 hr total playtime (6 hrs earbuds + 18.5 hrs case) - Quick charge ensures 45 mins of playtime with just 10 mins of charging. Hear More Than Music : Unleash your workout's full potential with Sennheiser's sport sound profile, adaptive ANC, transparency mode and robust bass for immersive sound and focused training. Fitness Tracking Powered By Polar : In-ear sensors for real-time heart rate and body temperature tracking, syncing seamlessly with apps and devices for insightful health and performance metrics. Custom Fit For Every Athlete : Secure fit with interchangeable ear fins and tips for a snug, comfortable fit, plus IP55 sweat and splash resistance - Ideal for every ear shape and workout intensity.

Key Differences

Impedance levels vary (32 ohm vs 150 Ohms), which can affect compatibility and audio output when used with different devices. If you're comparing Beyerdynamic AVENTHO 300 and Sennheiser Momentum Sport, both models offer a strong combination of sound performance, comfort, and modern wireless features. There is a noticeable difference in weight (319 GM vs 91 GM), which may affect comfort during extended use. The frequency response differs (5Hz - 22KHz vs 15Hz - 18KHz), which can influence how well the headphones reproduce lows, mids, and highs. Battery life varies between the two (50 Hours vs 24 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. Beyerdynamic AVENTHO 300 uses Bluetooth 5.4 while Sennheiser Momentum Sport supports Bluetooth 5.2, which can impact connectivity stability and efficiency. Beyerdynamic AVENTHO 300 and Sennheiser Momentum Sport offer different noise cancellation capabilities (Adaptive Noise Cancelling vs Hybrid Adaptive Active Noise Cancelling), which can impact how effectively they block external noise. The driver size differs between the two (45 Drivers vs 10 mm), which can influence sound depth, bass response, and overall audio clarity.

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

Top Differences

Battery Life: 50 Hours vs 24 Hours
Noise Cancelling: Adaptive Noise Cancelling vs Hybrid Adaptive Active Noise Cancelling
Driver Size: 45 Drivers vs 10 mm
Bluetooth: 5.4 vs 5.2
Weight: 319 GM vs 91 GM

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Key Differences

Top Differences