Side by side comparison and review of Sennheiser PXC 550-II and Logitech H111. 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 | Logitech H111 |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset - wired - 3.5 mm jack | |
|---|---|---|---|
| Height | 17.4 cm | 16.2 cm | |
| Width | 13.6 cm | 14.4 cm | |
| Depth | 6.3 cm | 4.6 cm | |
| Weight | 227 g | 74 g | Logitech H111 are lighter than Sennheiser PXC 550-II headphones. |
| Earpad Material | - | Foam | |
| Recommended Use | Portable electronics | Portable electronics, computer |
| SOUND QUALITY | Sennheiser PXC 550-II | Logitech H111 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Adjustable Headband | Yes | 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 Logitech H111. |
| Max Input Power | - | 20 mW | |
| Total Harmonic Distortion (THD) | <0.5% | - | |
| Sensitivity | 110 dB | 100 dB +/- 3dB | Sennheiser PXC 550-II have higher sensitivity than Logitech H111. |
| Impedance | 490 Ohm | 32 Ohm | |
| Diaphragm | 32 mm | 30 mm | Sennheiser PXC 550-II have a thicker diaphragm than Logitech H111. |
| MICROPHONE | Sennheiser PXC 550-II | Logitech H111 |
|---|
| Form Factor | Built-in | Headset microphone | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | - | Bi-directional | |
| Frequency Response | 50 - 10000 Hz | 100 - 16000 Hz | Logitech H111 offer a larger microphone frequency range than Sennheiser PXC 550-II. |
| Sensitivity | -34 dBV/Pascal | -38 dBV/Pascal | |
| Sensitivity Margin | - | +/- 4dB | |
| Microphones Included | 3 | - |
| REMOTE CONTROL | Sennheiser PXC 550-II | Logitech H111 |
|---|
| Controls | Mute, volume, answer/end, hold, play/pause, next/previous track | - |
|---|
| CABLE | Sennheiser PXC 550-II | Logitech H111 |
|---|
| Cable Type | USB charge cable Audio cable |
Headset cable - 2.35 m | |
|---|---|---|---|
| Cable Length | - | 2.35 m | |
| Detachable Cable | Yes | - |
| FEATURES | Sennheiser PXC 550-II | Logitech H111 |
|---|
| Internet of Things (IoT) Compatible | Yes | - | |
|---|---|---|---|
| Intelligent Assistant | Siri, Google Assistant, Alexa | - | |
| Additional Functions | Touch panel | - |
| BATTERY AND CHARGING | Sennheiser PXC 550-II | Logitech H111 |
|---|
| 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 | Logitech H111 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) USB (micro-USB) |
Headset (mini-phone 3.5 mm 4-pole) |
|---|
| OTHERS | Sennheiser PXC 550-II | Logitech H111 |
|---|
| Included Accessories | Carrying case, airplane adapter | - | |
|---|---|---|---|
| Compliant Standards | MFI | EAC | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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