Detailed comparison and review of August EP650B and Sennheiser PXC 550-II. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | August EP650B | Sennheiser PXC 550-II |
|---|
| Product Type | Headphones - Bluetooth - wireless - NFC - USB, 3.5 mm jack | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 17.66 cm | 17.4 cm | |
| Width | 18.86 cm | 13.6 cm | |
| Depth | 7.1 cm | 6.3 cm | |
| Weight | 235 g | 227 g | Sennheiser PXC 550-II are lighter than August EP650B headphones. |
| Recommended Use | Portable electronics, computer | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | August EP650B | Sennheiser PXC 550-II |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Adjustable Headband | - | Yes | |
| Foldable | Yes | Yes | Both headphones can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.0 | Sennheiser PXC 550-II have a more advanced version of Bluetooth than August EP650B. |
| 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 | 60 - 20000 Hz | 17 - 23000 Hz | Sennheiser PXC 550-II offer a larger frequency range than August EP650B. |
| Total Harmonic Distortion (THD) | 1% | <0.5% | Sennheiser PXC 550-II have lower total harmonic distortion than August EP650B. |
| Sensitivity | - | 110 dB | |
| Impedance | - | 490 Ohm | |
| Diaphragm | 50 mm | 32 mm | August EP650B have a thicker diaphragm than Sennheiser PXC 550-II. |
| Signal-To-Noise Ratio | 85 dB | - | |
| Features | Bluetooth aptX technology | - |
| MICROPHONE | August EP650B | Sennheiser PXC 550-II |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Frequency Response | - | 50 - 10000 Hz | |
| Sensitivity | - | -34 dBV/Pascal | |
| Microphones Included | - | 3 |
| REMOTE CONTROL | August EP650B | Sennheiser PXC 550-II |
|---|
| Controls | - | Mute, volume, answer/end, hold, play/pause, next/previous track |
|---|
| CABLE | August EP650B | Sennheiser PXC 550-II |
|---|
| Cable Type | Headphones cable - detachable | USB charge cable Audio cable |
|
|---|---|---|---|
| Detachable Cable | - | Yes |
| FEATURES | August EP650B | Sennheiser PXC 550-II |
|---|
| Internet of Things (IoT) Compatible | - | Yes | |
|---|---|---|---|
| Intelligent Assistant | - | Siri, Google Assistant, Alexa | |
| Additional Functions | - | Touch panel |
| BATTERY AND CHARGING | August EP650B | Sennheiser PXC 550-II |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable - lithium | |
|---|---|---|---|
| Battery Capacity | 220 mAh | - | |
| Battery Life | 10 hour(s) | 30 hour(s) | Sennheiser PXC 550-II lasts longer on a single charge than the August EP650B. |
| Battery Life Details | - | Continuous playback (noise cancelling ON / cable connection): up to 30 hours Continuous playback (noise cancelling ON / Bluetooth): up to 20 hours |
|
| Standby Time | 720 hours | - | |
| Charging Time | 2 hour(s) | 3 hour(s) | August EP650B recharge faster than August EP650B. |
| CONNECTIONS | August EP650B | Sennheiser PXC 550-II |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) USB |
Headphones (mini-phone stereo 3.5 mm) USB (micro-USB) |
|---|
| OTHERS | August EP650B | Sennheiser PXC 550-II |
|---|
| Included Accessories | - | Carrying case, airplane adapter | |
|---|---|---|---|
| Compatibility | iPhone, iPad, iPod, Android phone | - | |
| Compliant Standards | - | MFI | |
| Service & Support | - | Limited warranty - 2 years |
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