In depth comparison and review of EPOS I SENNHEISER IMPACT MB 660 UC and Sony MDR XB950N1. 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 | Sony MDR XB950N1 |
|---|
| Product Type | Headset - Bluetooth - wireless - NFC - USB, 3.5 mm jack | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 227 g | 290 g | EPOS I SENNHEISER IMPACT MB 660 UC are lighter than EPOS I SENNHEISER IMPACT MB 660 UC headphones. |
| Colour | - | Black | Green | |
| Recommended Use | Portable electronics, computer | Portable electronics | |
| Bluetooth Range (Operating Distance) | 25 m | - |
| SOUND QUALITY | EPOS I SENNHEISER IMPACT MB 660 UC | Sony MDR XB950N1 |
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| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Closed | Closed | |
| Foldable | Yes | - | EPOS I SENNHEISER IMPACT MB 660 UC can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Device ID Profile (DIP) | - | |
| 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 | Digital Noise Cancelling technology (DNC) | |
| Sound Output Mode | Stereo | - | |
| Sound Effects | - | Extra Bass | |
| Frequency Response | 17 - 23000 Hz | 20 - 22000 Hz | EPOS I SENNHEISER IMPACT MB 660 UC offer a larger frequency range than Sony MDR XB950N1. |
| Total Harmonic Distortion (THD) | <0.5% | - | |
| Sensitivity | 118 dB | - | |
| Impedance | 46 Ohm | - | |
| Diaphragm | - | 40 mm |
| MICROPHONE | EPOS I SENNHEISER IMPACT MB 660 UC | Sony MDR XB950N1 |
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| Form Factor | Built-in | - | |
|---|---|---|---|
| Frequency Response | 150 - 6800 Hz | - | |
| Microphones Included | 3 | - |
| REMOTE CONTROL | EPOS I SENNHEISER IMPACT MB 660 UC | Sony MDR XB950N1 |
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| Controls | - | Volume control |
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| CABLE | EPOS I SENNHEISER IMPACT MB 660 UC | Sony MDR XB950N1 |
|---|
| Cable Type | Audio cable Micro-USB cable |
Headphones cable - detachable - single-sided - L shaped - 1.2 m USB cable |
|---|
| BATTERY AND CHARGING | EPOS I SENNHEISER IMPACT MB 660 UC | Sony MDR XB950N1 |
|---|
| Battery Type | Headset battery rechargeable - lithium polymer | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 700 mAh | - | |
| Battery Life | 30 hours | 22 hour(s) | EPOS I SENNHEISER IMPACT MB 660 UC lasts longer on a single charge than the Sony MDR XB950N1. |
| Standby Time | 360 hours | - | |
| Charging Time | 3 hours | 7 hour(s) | EPOS I SENNHEISER IMPACT MB 660 UC recharge faster than EPOS I SENNHEISER IMPACT MB 660 UC. |
| WIRELESS LINK | EPOS I SENNHEISER IMPACT MB 660 UC | Sony MDR XB950N1 |
|---|
| Transmission Range | 25 m | - |
|---|
| CONNECTIONS | EPOS I SENNHEISER IMPACT MB 660 UC | Sony MDR XB950N1 |
|---|
| Connector Type | - | Bluetooth Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | EPOS I SENNHEISER IMPACT MB 660 UC | Sony MDR XB950N1 |
|---|
| Included Accessories | Carrying case, Bluetooth adapter, airplane adapter | Carrying pouch | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | - |
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