In depth comparison and review of Sennheiser HD 4.20s and Panasonic RP-HF400B. 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 4.20s | Panasonic RP-HF400B |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | - | 130 g | |
| Colour | Black | Black | |
| Recommended Use | - | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Sennheiser HD 4.20s | Panasonic RP-HF400B |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Ear Cups Type | Closed | - | |
| Foldable | - | Yes | Panasonic RP-HF400B can be folded. |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 4.1 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Noise Isolating | Yes | - | Sennheiser HD 4.20s are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Impedance | - | 32 Ohm | |
| Diaphragm | - | 30 mm | |
| Magnet Material | - | Neodymium |
| MICROPHONE | Sennheiser HD 4.20s | Panasonic RP-HF400B |
|---|
| Type | On-cable | - | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | - | |
| Sensitivity | -44 dBV/Pascal | - |
| REMOTE CONTROL | Sennheiser HD 4.20s | Panasonic RP-HF400B |
|---|
| Controls | 1-button remote | Volume, answer/end, play/pause, next/previous track |
|---|
| CABLE | Sennheiser HD 4.20s | Panasonic RP-HF400B |
|---|
| Cable Type | - | USB charge cable - 0.1 m | |
|---|---|---|---|
| Cable Length | 1.4 m | - | |
| Plated Connector | Gold | - |
| BATTERY AND CHARGING | Sennheiser HD 4.20s | Panasonic RP-HF400B |
|---|
| Battery Type | - | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 20 hour(s) | |
| Charging Time | - | 3 hour(s) |
| WIRELESS LINK | Sennheiser HD 4.20s | Panasonic RP-HF400B |
|---|
| Transmission Range | - | 10 m |
|---|
| CONNECTIONS | Sennheiser HD 4.20s | Panasonic RP-HF400B |
|---|
| Connector Type | Headphones (mini-phone 3.5 mm 4-pole) | Bluetooth |
|---|
| OTHERS | Sennheiser HD 4.20s | Panasonic RP-HF400B |
|---|
| Service & Support | Limited warranty - parts and labour - 2 years | - |
|---|
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