In depth comparison and review of EPOS I SENNHEISER IMPACT MB 660 UC and Bose QuietComfort 35 II. 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 | EPOS I SENNHEISER IMPACT MB 660 UC | Bose QuietComfort 35 II |
|---|
| Product Type | Headset - Bluetooth - wireless - NFC - USB, 3.5 mm jack | Headphones - Bluetooth - wireless - NFC | |
|---|---|---|---|
| Height | - | 18 cm | |
| Width | - | 17 cm | |
| Depth | - | 8.13 cm | |
| Weight | 227 g | 309 g | EPOS I SENNHEISER IMPACT MB 660 UC are lighter than EPOS I SENNHEISER IMPACT MB 660 UC headphones. |
| Colour | - | Triple midnight | Rose gold | Black | Silver | |
| Body Material | - | Plastic, metal, leather, alcantara | |
| Earpad Material | - | Leather | |
| Recommended Use | Portable electronics, computer | Portable electronics | |
| Bluetooth Range (Operating Distance) | 25 m | 9 m | EPOS I SENNHEISER IMPACT MB 660 UC have a greater operating distance than Bose QuietComfort 35 II. |
| SOUND QUALITY | EPOS I SENNHEISER IMPACT MB 660 UC | Bose QuietComfort 35 II |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Foldable | Yes | Yes | Both headphones can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 4.1 | EPOS I SENNHEISER IMPACT MB 660 UC have a more advanced version of Bluetooth than Bose QuietComfort 35 II. |
| 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), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | SBC, aptX | - | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | NoiseGard active noise compensation | - | |
| Noise Isolating | - | Yes | Bose QuietComfort 35 II are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 17 - 23000 Hz | - | |
| Total Harmonic Distortion (THD) | <0.5% | - | |
| Sensitivity | 118 dB | - | |
| Impedance | 46 Ohm | - |
| MICROPHONE | EPOS I SENNHEISER IMPACT MB 660 UC | Bose QuietComfort 35 II |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Frequency Response | 150 - 6800 Hz | - | |
| Microphones Included | 3 | 2 | EPOS I SENNHEISER IMPACT MB 660 UC have a built-in microphone. |
| REMOTE CONTROL | EPOS I SENNHEISER IMPACT MB 660 UC | Bose QuietComfort 35 II |
|---|
| Controls | - | Volume, power on/off, play/pause, next/previous track, skip track, voice assistant |
|---|
| CABLE | EPOS I SENNHEISER IMPACT MB 660 UC | Bose QuietComfort 35 II |
|---|
| Cable Type | Audio cable Micro-USB cable |
Headphones cable - detachable - 1.2 m USB charge cable - detachable - 30 cm |
|
|---|---|---|---|
| Cable Length | - | 1.2 m | |
| Detachable Cable | - | Yes | |
| Plated Connector | - | Gold |
| FEATURES | EPOS I SENNHEISER IMPACT MB 660 UC | Bose QuietComfort 35 II |
|---|
| Internet of Things (IoT) Compatible | - | Yes | |
|---|---|---|---|
| Intelligent Assistant | - | Google Assistant |
| BATTERY AND CHARGING | EPOS I SENNHEISER IMPACT MB 660 UC | Bose QuietComfort 35 II |
|---|
| Battery Type | Headset battery rechargeable - lithium polymer | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | 700 mAh | - | |
| Battery Life | 30 hours | 20 hour(s) | EPOS I SENNHEISER IMPACT MB 660 UC lasts longer on a single charge than the Bose QuietComfort 35 II. |
| Standby Time | 360 hours | - | |
| Charging Time | 3 hours | 2.25 hour(s) | Bose QuietComfort 35 II recharge faster than EPOS I SENNHEISER IMPACT MB 660 UC. |
| WIRELESS LINK | EPOS I SENNHEISER IMPACT MB 660 UC | Bose QuietComfort 35 II |
|---|
| Transmission Range | 25 m | - |
|---|
| CONNECTIONS | EPOS I SENNHEISER IMPACT MB 660 UC | Bose QuietComfort 35 II |
|---|
| Connector Type | - | Headphones (mini-phone 3.5 mm 4-pole) |
|---|
| OTHERS | EPOS I SENNHEISER IMPACT MB 660 UC | Bose QuietComfort 35 II |
|---|
| Included Accessories | Carrying case, Bluetooth adapter, airplane adapter | Carrying case | |
|---|---|---|---|
| Compatibility | - | iPhone, iPad, iPod, Android phone | |
| Service & Support | Limited warranty - 2 years | Limited warranty - parts and labour - 1 year |
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