In depth comparison and review of ifrogz Impulse 2 and Sennheiser HD 450BT. 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 | Sennheiser HD 450BT |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 19.5 cm | - | |
| Width | 21.48 cm | - | |
| Depth | 8 cm | - | |
| Weight | 295 g | 238 g | Sennheiser HD 450BT are lighter than ifrogz Impulse 2 headphones. |
| Colour | Blue | Black | White | |
| Recommended Use | Portable electronics | - |
| SOUND QUALITY | ifrogz Impulse 2 | Sennheiser HD 450BT |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Foldable | Yes | Yes | Both headphones can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | 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 HD 450BT are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 18 - 22000 Hz | Sennheiser HD 450BT offer a larger frequency range than ifrogz Impulse 2. |
| Total Harmonic Distortion (THD) | - | <0.3% | |
| Sensitivity | 94 dB +/- 3dB | - | |
| Impedance | 32 Ohm | - | |
| Max Sound Pressure | - | 108 dB | |
| Diaphragm | 40 mm | - | |
| Magnet Material | Neodymium | - |
| MICROPHONE | ifrogz Impulse 2 | Sennheiser HD 450BT |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | - | Beamforming | |
| Frequency Response | - | 80 - 6000 Hz | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | ifrogz Impulse 2 | Sennheiser HD 450BT |
|---|
| Controls | Volume, power on/off, play/pause, next/previous track | - |
|---|
| CABLE | ifrogz Impulse 2 | Sennheiser HD 450BT |
|---|
| Cable Type | Headphones cable - detachable Micro-USB charge cable |
Audio cable - detachable USB-C charge cable - detachable |
|---|
| BATTERY AND CHARGING | ifrogz Impulse 2 | Sennheiser HD 450BT |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 600 mAh | |
| Battery Life | 20 hour(s) | 30 hours | Sennheiser HD 450BT lasts longer on a single charge than the ifrogz Impulse 2. |
| Charging Time | 2 hour(s) | 2 hours | The charging of both headphones last the same time. |
| CONNECTIONS | ifrogz Impulse 2 | Sennheiser HD 450BT |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | - |
|---|
| OTHERS | ifrogz Impulse 2 | Sennheiser HD 450BT |
|---|
| Included Accessories | Carrying pouch | Carrying case | |
|---|---|---|---|
| Service & Support | Limited warranty - 1 year | Limited warranty - 2 years |
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