In depth comparison and review of ifrogz Impulse 2 and Bang & Olufsen Beoplay H4 2nd Generation. 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 | ifrogz Impulse 2 | Bang & Olufsen Beoplay H4 2nd Generation |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 19.5 cm | 22.3 cm | |
| Width | 21.48 cm | 18 cm | |
| Depth | 8 cm | 5.2 cm | |
| Weight | 295 g | 244 g | Bang & Olufsen Beoplay H4 2nd Generation are lighter than ifrogz Impulse 2 headphones. |
| Colour | Blue | Matte black | Limestone | |
| Body Material | - | Stainless steel, aluminium, polymer | |
| Earpad Material | - | Leather | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | ifrogz Impulse 2 | Bang & Olufsen Beoplay H4 2nd Generation |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Adjustable Headband | - | Yes | |
| Foldable | Yes | - | ifrogz Impulse 2 can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | - | Bluetooth 4.2 | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 94 dB +/- 3dB | 91 dB/mW | ifrogz Impulse 2 have higher sensitivity than Bang & Olufsen Beoplay H4 2nd Generation. |
| Impedance | 32 Ohm | 20 Ohm | |
| Diaphragm | 40 mm | 40 mm | Both headphones are designed with same thick diaphragm. |
| Magnet Material | Neodymium | - |
| MICROPHONE | ifrogz Impulse 2 | Bang & Olufsen Beoplay H4 2nd Generation |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Technology | - | Electret condenser | |
| Microphone Operation Mode | - | Omni-directional |
| REMOTE CONTROL | ifrogz Impulse 2 | Bang & Olufsen Beoplay H4 2nd Generation |
|---|
| Controls | Volume, power on/off, play/pause, next/previous track | Volume control, answer/end, play/pause, next/previous track, pair mode |
|---|
| CABLE | ifrogz Impulse 2 | Bang & Olufsen Beoplay H4 2nd Generation |
|---|
| Cable Type | Headphones cable - detachable Micro-USB charge cable |
Headphones cable - detachable - braided fabric - 1.25 m Micro-USB charge cable - detachable - 25 cm |
|
|---|---|---|---|
| Cable Length | - | 1.25 m |
| BATTERY AND CHARGING | ifrogz Impulse 2 | Bang & Olufsen Beoplay H4 2nd Generation |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 600 mAh | |
| Battery Life | 20 hour(s) | 19 hour(s) | ifrogz Impulse 2 lasts longer on a single charge than the Bang & Olufsen Beoplay H4 2nd Generation. |
| Charging Time | 2 hour(s) | 2.5 hour(s) | ifrogz Impulse 2 recharge faster than ifrogz Impulse 2. |
| CONNECTIONS | ifrogz Impulse 2 | Bang & Olufsen Beoplay H4 2nd Generation |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | Headphones (mini-phone 3.5mm) Power input (5 pin Micro-USB Type B) |
|---|
| OTHERS | ifrogz Impulse 2 | Bang & Olufsen Beoplay H4 2nd Generation |
|---|
| Included Accessories | Carrying pouch | - | |
|---|---|---|---|
| Service & Support | Limited warranty - 1 year | Limited warranty - 2 years |
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