In depth comparison and review of EPOS I SENNHEISER IMPACT SC 660 TC and Philips Fidelio X3. 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 | Philips Fidelio X3 |
|---|
| Product Type | Headset - wired - Easy Disconnect | Headphones - wired - 3.5 mm jack | |
|---|---|---|---|
| Height | - | 23 cm | |
| Width | - | 19 cm | |
| Depth | - | 11 cm | |
| Weight | 113 g | 380 g | EPOS I SENNHEISER IMPACT SC 660 TC are lighter than EPOS I SENNHEISER IMPACT SC 660 TC headphones. |
| Colour | Black with silver | - | |
| Earpad Material | Leatherette | Memory foam | |
| Recommended Use | - | Home audio | |
| High-Resolution Audio | - | Yes |
| SOUND QUALITY | EPOS I SENNHEISER IMPACT SC 660 TC | Philips Fidelio X3 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Open | |
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 50 - 18000 Hz | 5 - 40000 Hz | Philips Fidelio X3 offer a larger frequency range than EPOS I SENNHEISER IMPACT SC 660 TC. |
| Max Input Power | - | 500 mW | |
| Total Harmonic Distortion (THD) | - | 0.1% | |
| Sensitivity | 103 dB | 100 dB/mW | EPOS I SENNHEISER IMPACT SC 660 TC have higher sensitivity than Philips Fidelio X3. |
| Impedance | 200 Ohm | 30 Ohm | |
| Diaphragm | - | LMC - 50 mm | |
| Magnet Material | Neodymium | Neodymium |
| MICROPHONE | EPOS I SENNHEISER IMPACT SC 660 TC | Philips Fidelio X3 |
|---|
| Form Factor | Headset microphone | - | |
|---|---|---|---|
| Type | Boom | - | |
| Frequency Response | 150 - 6800 Hz | - |
| CABLE | EPOS I SENNHEISER IMPACT SC 660 TC | Philips Fidelio X3 |
|---|
| Cable Type | Headset cable - 1 m | Headphones cable - detachable - 3 m | |
|---|---|---|---|
| Cable Length | - | 3 m | |
| Detachable Cable | - | Yes |
| CONNECTIONS | EPOS I SENNHEISER IMPACT SC 660 TC | Philips Fidelio X3 |
|---|
| Connector Type | Headset (EasyDisconnect) | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | EPOS I SENNHEISER IMPACT SC 660 TC | Philips Fidelio X3 |
|---|
| Included Accessories | Carrying pouch, leatherette ear pads, cable clip | 3.5 mm to 6.3 mm adapter, cable clip | |
|---|---|---|---|
| Service & Support | Limited warranty - 3 years | Limited warranty - 2 years |
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