In depth comparison and review of Sennheiser HD 820 and ifrogz Impulse 2. 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 | Sennheiser HD 820 | ifrogz Impulse 2 |
|---|
| Product Type | Headphones - wired | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | - | 19.5 cm | |
| Width | - | 21.48 cm | |
| Depth | - | 8 cm | |
| Weight | 360 g | 295 g | ifrogz Impulse 2 are lighter than Sennheiser HD 820 headphones. |
| Colour | - | Blue | |
| Earpad Material | Microfibre | - | |
| Recommended Use | - | Portable electronics |
| SOUND QUALITY | Sennheiser HD 820 | ifrogz Impulse 2 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Foldable | - | Yes | ifrogz Impulse 2 can be folded. |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Noise Isolating | Yes | - | Sennheiser HD 820 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 6 - 48000 Hz | 20 - 20000 Hz | Sennheiser HD 820 offer a larger frequency range than ifrogz Impulse 2. |
| Sensitivity | 103 dB/Vrms | 94 dB +/- 3dB | Sennheiser HD 820 have higher sensitivity than ifrogz Impulse 2. |
| Impedance | 300 Ohm | 32 Ohm | |
| Diaphragm | - | 40 mm | |
| Magnet Material | - | Neodymium |
| MICROPHONE | Sennheiser HD 820 | ifrogz Impulse 2 |
|---|
| Form Factor | - | Built-in |
|---|
| REMOTE CONTROL | Sennheiser HD 820 | ifrogz Impulse 2 |
|---|
| Controls | - | Volume, power on/off, play/pause, next/previous track |
|---|
| CABLE | Sennheiser HD 820 | ifrogz Impulse 2 |
|---|
| Cable Type | Headphones cable - OFC - 3 m | Headphones cable - detachable Micro-USB charge cable |
|
|---|---|---|---|
| Cable Length | 3 m | - | |
| Plated Connector | Gold | - |
| BATTERY AND CHARGING | Sennheiser HD 820 | ifrogz Impulse 2 |
|---|
| Battery Type | - | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 20 hour(s) | |
| Charging Time | - | 2 hour(s) |
| CONNECTIONS | Sennheiser HD 820 | ifrogz Impulse 2 |
|---|
| Connector Type | Headphones (phone stereo 6.3 mm) | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Sennheiser HD 820 | ifrogz Impulse 2 |
|---|
| Included Accessories | USB flash drive, microfibre cleaning cloth, 4.4 mm Pentaconn stereo jack plug, XLR-4 connector | Carrying pouch | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 1 year |
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