Detailed comparison and review of EPOS I SENNHEISER IMPACT MB 660 UC MS and Bang & Olufsen Beoplay H9. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | EPOS I SENNHEISER IMPACT MB 660 UC MS | Bang & Olufsen Beoplay H9 |
|---|
| Product Type | Headset - Bluetooth - wireless - NFC | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | - | 22.5 cm | |
| Width | - | 19.7 cm | |
| Depth | - | 4 cm | |
| Weight | 227 g | 285 g | EPOS I SENNHEISER IMPACT MB 660 UC MS are lighter than EPOS I SENNHEISER IMPACT MB 660 UC MS headphones. |
| Colour | - | Argilla grey | Black | |
| Body Material | - | Anodised aluminium | |
| Earpad Material | - | Leather | |
| Recommended Use | Portable electronics, computer | Portable electronics | |
| Bluetooth Range (Operating Distance) | 25 m | - |
| SOUND QUALITY | EPOS I SENNHEISER IMPACT MB 660 UC MS | Bang & Olufsen Beoplay H9 |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | - | Yes | |
| Foldable | Yes | - | EPOS I SENNHEISER IMPACT MB 660 UC MS can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 4.2 | 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), Device ID Profile (DIP) | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | AAC, aptX | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Adaptive Noise Control | - | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | Signature Sound | |
| Frequency Response | 17 - 23000 Hz | 20 - 22000 Hz | EPOS I SENNHEISER IMPACT MB 660 UC MS offer a larger frequency range than Bang & Olufsen Beoplay H9. |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Sensitivity | 118 dB | 93 dB/mW | EPOS I SENNHEISER IMPACT MB 660 UC MS have higher sensitivity than Bang & Olufsen Beoplay H9. |
| Impedance | 46 Ohm | 20 Ohm | |
| Diaphragm | - | 40 mm | |
| Features | - | Bluetooth aptX technology |
| MICROPHONE | EPOS I SENNHEISER IMPACT MB 660 UC MS | Bang & Olufsen Beoplay H9 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Microphone Technology | - | Electret condenser | |
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | 150 - 6800 Hz | - |
| REMOTE CONTROL | EPOS I SENNHEISER IMPACT MB 660 UC MS | Bang & Olufsen Beoplay H9 |
|---|
| Controls | - | Volume, answer/end, play/pause, next/previous track, noise-cancellation suspend button |
|---|
| CABLE | EPOS I SENNHEISER IMPACT MB 660 UC MS | Bang & Olufsen Beoplay H9 |
|---|
| Cable Type | Audio cable Micro-USB cable |
Headphones cable - detachable - 1.2 m |
|---|
| BATTERY AND CHARGING | EPOS I SENNHEISER IMPACT MB 660 UC MS | Bang & Olufsen Beoplay H9 |
|---|
| Battery Type | Headset battery rechargeable | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | - | 770 mAh | |
| Battery Life | 30 hours | 21 hour(s) | EPOS I SENNHEISER IMPACT MB 660 UC MS lasts longer on a single charge than the Bang & Olufsen Beoplay H9. |
| Battery Life Details | - | Continuous playback (noise cancelling ON / Bluetooth): up to 14 hours Continuous playback (noise cancelling OFF): up to 16 hours Continuous playback (noise cancelling ON / cable connection): up to 21 hours |
|
| Standby Time | 360 hours | - | |
| Charging Time | 3 hours | 2.5 hour(s) | Bang & Olufsen Beoplay H9 recharge faster than EPOS I SENNHEISER IMPACT MB 660 UC MS. |
| WIRELESS LINK | EPOS I SENNHEISER IMPACT MB 660 UC MS | Bang & Olufsen Beoplay H9 |
|---|
| Transmission Range | 25 m | - |
|---|
| CONNECTIONS | EPOS I SENNHEISER IMPACT MB 660 UC MS | Bang & Olufsen Beoplay H9 |
|---|
| Connector Type | - | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | EPOS I SENNHEISER IMPACT MB 660 UC MS | Bang & Olufsen Beoplay H9 |
|---|
| Included Accessories | Carrying case, Bluetooth adapter, airplane adapter | Carrying pouch, airplane adapter, micro-USB charging cable (30cm) | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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