In depth comparison and review of Sennheiser HMD 300 PRO and Sennheiser HD 250BT. 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 HMD 300 PRO | Sennheiser HD 250BT |
|---|
| Product Type | Headset - wired | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 319 g | 125 g | Sennheiser HD 250BT are lighter than Sennheiser HMD 300 PRO headphones. |
| Recommended Use | - | Portable electronics |
| SOUND QUALITY | Sennheiser HMD 300 PRO | Sennheiser HD 250BT |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Closed | Closed | |
| Adjustable Headband | - | Yes | |
| Foldable | Yes | - | Sennheiser HMD 300 PRO can be folded. |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | 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 HMD 300 PRO are equipped with active noice cancellation. |
| Noise Isolating | - | Yes | Sennheiser HD 250BT are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 60 - 25000 Hz | 20 - 22000 Hz | Sennheiser HMD 300 PRO offer a larger frequency range than Sennheiser HD 250BT. |
| Max Input Power | 500 mW | - | |
| Total Harmonic Distortion (THD) | 0.1% | <0.3% | Sennheiser HMD 300 PRO have lower total harmonic distortion than Sennheiser HMD 300 PRO. |
| Sensitivity | 108 dB | 110 dB | Sennheiser HD 250BT have higher sensitivity than Sennheiser HMD 300 PRO. |
| Impedance | 64 Ohm | - | |
| Max Sound Pressure | 123 dB | - | |
| Diaphragm | - | 32 mm | |
| Features | - | Audio prompts |
| MICROPHONE | Sennheiser HMD 300 PRO | Sennheiser HD 250BT |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Microphone Technology | Dynamic | Electret condenser | |
| Microphone Operation Mode | Hypercardioid | Omni-directional | |
| Frequency Response | 80 - 16000 Hz | 100 - 10000 Hz | Sennheiser HMD 300 PRO offer a larger microphone frequency range than Sennheiser HD 250BT. |
| Sensitivity | 0.4 mV/Pascal | - | |
| Impedance | 300 Ohm | - |
| REMOTE CONTROL | Sennheiser HMD 300 PRO | Sennheiser HD 250BT |
|---|
| Controls | - | Volume, on/off, answer/end, hold, play/pause, next/previous track, reject call |
|---|
| CABLE | Sennheiser HMD 300 PRO | Sennheiser HD 250BT |
|---|
| Cable Type | - | USB-C charge cable - detachable |
|---|
| FEATURES | Sennheiser HMD 300 PRO | Sennheiser HD 250BT |
|---|
| Features | EPOS ActiveGard | - |
|---|
| BATTERY AND CHARGING | Sennheiser HMD 300 PRO | Sennheiser HD 250BT |
|---|
| Battery Type | - | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | - | 190 mAh | |
| Battery Life | - | 25 hour(s) | |
| Charging Time | - | 3 hour(s) |
| OTHERS | Sennheiser HMD 300 PRO | Sennheiser HD 250BT |
|---|
| Included Accessories | Wind screen | USB-C charging cable | |
|---|---|---|---|
| Compatibility | - | iPhone, Android phone | |
| Compliant Standards | - | Bluetooth Class 1 |
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