In depth comparison and review of EPOS I SENNHEISER IMPACT SC 660 TC and Bowers & Wilkins PX. 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 SC 660 TC | Bowers & Wilkins PX |
|---|
| Product Type | Headset - wired - Easy Disconnect | Headphones - Bluetooth - wireless - USB, 3.5 mm jack | |
|---|---|---|---|
| Weight | 113 g | 335 g | EPOS I SENNHEISER IMPACT SC 660 TC are lighter than EPOS I SENNHEISER IMPACT SC 660 TC headphones. |
| Colour | Black with silver | Space grey | Soft gold | |
| Earpad Material | Leatherette | Soft leather, memory foam | |
| Recommended Use | - | Portable electronics |
| SOUND QUALITY | EPOS I SENNHEISER IMPACT SC 660 TC | Bowers & Wilkins PX |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Adjustable Headband | - | Yes | |
| Foldable | - | Yes | Bowers & Wilkins PX can be folded. |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 4.1 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Generic Access Profile (GAP), Service Discovery Application Profile (SDAP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Device ID Profile (DIP) | |
| Bluetooth Audio Codec | - | SBC, AAC, aptX HD | |
| Active Noise Cancelling | - | Yes | Bowers & Wilkins PX are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Adaptive Noise Cancelling | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 50 - 18000 Hz | 10 - 20000 Hz | Bowers & Wilkins PX offer a larger frequency range than EPOS I SENNHEISER IMPACT SC 660 TC. |
| Total Harmonic Distortion (THD) | - | <0.3% | |
| Sensitivity | 103 dB | 111 dB | Bowers & Wilkins PX have higher sensitivity than EPOS I SENNHEISER IMPACT SC 660 TC. |
| Impedance | 200 Ohm | 22 Ohm | |
| Diaphragm | - | 40 mm | |
| Magnet Material | Neodymium | - | |
| Features | - | Bluetooth aptX technology |
| MICROPHONE | EPOS I SENNHEISER IMPACT SC 660 TC | Bowers & Wilkins PX |
|---|
| Form Factor | Headset microphone | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Frequency Response | 150 - 6800 Hz | - | |
| Microphones Included | - | 6 |
| REMOTE CONTROL | EPOS I SENNHEISER IMPACT SC 660 TC | Bowers & Wilkins PX |
|---|
| Controls | - | Volume control, on/off, answer/end, play/pause, next/previous track |
|---|
| CABLE | EPOS I SENNHEISER IMPACT SC 660 TC | Bowers & Wilkins PX |
|---|
| Cable Type | Headset cable - 1 m | Headphones cable - detachable - 1.2 m | |
|---|---|---|---|
| Detachable Cable | - | Yes |
| BATTERY AND CHARGING | EPOS I SENNHEISER IMPACT SC 660 TC | Bowers & Wilkins PX |
|---|
| Battery Type | - | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 850 mAh | |
| Battery Life | - | 50 hour(s) | |
| Battery Life Details | - | Continuous playback (noise cancelling OFF / cable connection): up to 50 hours Continuous playback (noise cancelling ON / cable connection): up to 33 hours Continuous playback (noise cancelling OFF): up to 29 hours Continuous playback (noise cancelling ON / Bluetooth): up to 22 hours |
| CONNECTIONS | EPOS I SENNHEISER IMPACT SC 660 TC | Bowers & Wilkins PX |
|---|
| Connector Type | Headset (EasyDisconnect) | Headphones (mini-phone stereo 3.5 mm 4-pole) USB (USB Type-C) |
|---|
| OTHERS | EPOS I SENNHEISER IMPACT SC 660 TC | Bowers & Wilkins PX |
|---|
| Included Accessories | Carrying pouch, leatherette ear pads, cable clip | Protective pouch, USB charging cable (120cm) | |
|---|---|---|---|
| Service & Support | Limited warranty - 3 years | - |
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
