Side by side comparison and review of Sennheiser PXC 550-II and No Fear Premier. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Sennheiser PXC 550-II | No Fear Premier |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset - wired | |
|---|---|---|---|
| Height | 17.4 cm | - | |
| Width | 13.6 cm | - | |
| Depth | 6.3 cm | - | |
| Weight | 227 g | - | |
| Colour | - | Black / red | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | Sennheiser PXC 550-II | No Fear Premier |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Adjustable Headband | Yes | - | |
| Foldable | Yes | - | Sennheiser PXC 550-II can be folded. |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 5.0 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | SBC, AAC, aptX, apt-X LL | - | |
| Active Noise Cancelling | Yes | - | Sennheiser PXC 550-II are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 17 - 23000 Hz | 20 - 20000 Hz | Sennheiser PXC 550-II offer a larger frequency range than No Fear Premier. |
| Max Input Power | - | 100 mW | |
| Total Harmonic Distortion (THD) | <0.5% | - | |
| Sensitivity | 110 dB | 105 dB | Sennheiser PXC 550-II have higher sensitivity than No Fear Premier. |
| Impedance | 490 Ohm | 32 Ohm | |
| Diaphragm | 32 mm | 40 mm | No Fear Premier have a thicker diaphragm than Sennheiser PXC 550-II. |
| MICROPHONE | Sennheiser PXC 550-II | No Fear Premier |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | 50 - 10000 Hz | 50 - 10000 Hz | The frequency response of the microphones in both headphones is the same. |
| Sensitivity | -34 dBV/Pascal | -38 dB | |
| Microphones Included | 3 | 6 | No Fear Premier have a built-in microphone. |
| REMOTE CONTROL | Sennheiser PXC 550-II | No Fear Premier |
|---|
| Controls | Mute, volume, answer/end, hold, play/pause, next/previous track | - |
|---|
| CABLE | Sennheiser PXC 550-II | No Fear Premier |
|---|
| Cable Type | USB charge cable Audio cable |
- | |
|---|---|---|---|
| Cable Length | - | 1.2 m | |
| Detachable Cable | Yes | - |
| FEATURES | Sennheiser PXC 550-II | No Fear Premier |
|---|
| Internet of Things (IoT) Compatible | Yes | - | |
|---|---|---|---|
| Intelligent Assistant | Siri, Google Assistant, Alexa | - | |
| Additional Functions | Touch panel | - |
| BATTERY AND CHARGING | Sennheiser PXC 550-II | No Fear Premier |
|---|
| Battery Type | Headphone battery rechargeable - lithium | - | |
|---|---|---|---|
| Battery Life | 30 hour(s) | - | |
| Battery Life Details | Continuous playback (noise cancelling ON / cable connection): up to 30 hours Continuous playback (noise cancelling ON / Bluetooth): up to 20 hours |
- | |
| Charging Time | 3 hour(s) | - |
| CONNECTIONS | Sennheiser PXC 550-II | No Fear Premier |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) USB (micro-USB) |
- |
|---|
| OTHERS | Sennheiser PXC 550-II | No Fear Premier |
|---|
| Included Accessories | Carrying case, airplane adapter | - | |
|---|---|---|---|
| Compliant Standards | MFI | - | |
| Service & Support | Limited warranty - 2 years | - |
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
