In depth comparison and review of Sennheiser HD 458BT and Shure AONIC 40. Compare design, audio features, functions and other important specifications to easily choose the right headphones for you. Our goal is to help you uncover differences between the products and find the headphones that will best fit your needs.
DESIGN AND DIMENSIONS | Sennheiser HD 458BT | Shure AONIC 40 |
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Product Type | Headphones - Bluetooth - wireless | Headphones - Bluetooth - wireless - 3.5 mm jack, USB-C | |
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Weight | 238 g | 313 g | Sennheiser HD 458BT are lighter than Sennheiser HD 458BT headphones. |
Colour | Black | Black | White, tan | |
Recommended Use | Portable electronics | Portable electronics | |
Bluetooth Range (Operating Distance) | - | 10 m |
SOUND QUALITY | Sennheiser HD 458BT | Shure AONIC 40 |
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Headphones Form Factor | Full size | Full size | |
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Headphones Technology | Dynamic | Dynamic | |
Ear Cups Type | Closed | - | |
Foldable | Yes | - | Sennheiser HD 458BT can be folded. |
Connectivity Technology | Wireless | Wireless | |
Wireless Technology | Bluetooth | Bluetooth | |
Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.0 | Both headphones have the same Bluetooth version. |
Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
Bluetooth Audio Codec | SBC, AAC, aptX, apt-X LL | SBC, AAC, aptX, aptX HD | |
Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
Sound Output Mode | Stereo | Stereo | |
Sound Effects | - | Bass Boost, Loudness, Treble Boost, Vocal Boost, De-ess, Low Boost | |
Frequency Response | 18 - 22000 Hz | 20 - 20000 Hz | Sennheiser HD 458BT offer a larger frequency range than Shure AONIC 40. |
Max Input Power | - | 500 mW | |
Total Harmonic Distortion (THD) | <0.3% | - | |
Sensitivity | - | 94.7 dB/mW | |
Impedance | - | 31 Ohm | |
Max Sound Pressure | 108 dB | - | |
Diaphragm | - | 40 mm | |
Simultaneously Connectable Devices Qty (Multipoint) | - | 2 | Shure AONIC 40 have the ability to connect to multiple devices simultaneously. |
Magnet Material | - | Neodymium magnet | |
Features | Voice control | Environment mode |
MICROPHONE | Sennheiser HD 458BT | Shure AONIC 40 |
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Form Factor | Built-in | Built-in | |
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Frequency Response | 80 - 6000 Hz | - |
REMOTE CONTROL | Sennheiser HD 458BT | Shure AONIC 40 |
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Controls | - | Mute, volume, power on/off, answer/end, play/pause, next/previous track, reject call, pair mode, voice assistant, ANC on/off, environment mode |
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CABLE | Sennheiser HD 458BT | Shure AONIC 40 |
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Cable Type | Audio cable - detachable USB-C charge cable - detachable |
Audio cable - detachable USB-C cable - detachable |
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BATTERY AND CHARGING | Sennheiser HD 458BT | Shure AONIC 40 |
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Battery Type | Headphone battery rechargeable - lithium polymer | Headphone battery rechargeable | |
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Battery Capacity | 600 mAh | - | |
Battery Life | 30 hours | 25 hour(s) | Sennheiser HD 458BT lasts longer on a single charge than the Shure AONIC 40. |
Charging Time | 2 hours | - |
CONNECTIONS | Sennheiser HD 458BT | Shure AONIC 40 |
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Connector Type | - | Audio input (mini-phone stereo 3.5 mm) USB (24 pin USB-C) |
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OTHERS | Sennheiser HD 458BT | Shure AONIC 40 |
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Included Accessories | Carrying case | Carrying case | |
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Compatibility | - | iPhone, iPad, Android phone | |
Service & Support | - | Limited warranty - 2 years |