Side by side comparison and review of beyerdynamic DT 109 and Sennheiser HD 350BT. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | beyerdynamic DT 109 | Sennheiser HD 350BT |
|---|
| Product Type | Headset - wired | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 390 g | 238 g | Sennheiser HD 350BT are lighter than beyerdynamic DT 109 headphones. |
| Colour | Black | Black | White |
| SOUND QUALITY | beyerdynamic DT 109 | Sennheiser HD 350BT |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Closed | Closed | |
| Foldable | - | Yes | Sennheiser HD 350BT 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 | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 30 - 20000 Hz | 18 - 22000 Hz | Sennheiser HD 350BT offer a larger frequency range than beyerdynamic DT 109. |
| Max Input Power | 100 mW | - | |
| Total Harmonic Distortion (THD) | - | <0.3% | |
| Impedance | 50 Ohm | - | |
| Max Sound Pressure | 94 dB | 108 dB |
| MICROPHONE | beyerdynamic DT 109 | Sennheiser HD 350BT |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Microphone Technology | Dynamic | - | |
| Microphone Operation Mode | Hypercardioid | Beamforming | |
| Frequency Response | 40 - 12000 Hz | 80 - 6000 Hz | beyerdynamic DT 109 offer a larger microphone frequency range than Sennheiser HD 350BT. |
| Impedance | 200 Ohm | - | |
| Microphones Included | - | 2 |
| CABLE | beyerdynamic DT 109 | Sennheiser HD 350BT |
|---|
| Cable Type | - | USB-C charge cable - detachable |
|---|
| BATTERY AND CHARGING | beyerdynamic DT 109 | Sennheiser HD 350BT |
|---|
| Battery Type | - | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 300 mAh | |
| Battery Life | - | 30 hours | |
| Charging Time | - | 2 hours |
| OTHERS | beyerdynamic DT 109 | Sennheiser HD 350BT |
|---|
| Service & Support | - | Limited warranty - 2 years |
|---|
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