Detailed comparison and review of beyerdynamic DT 1770 PRO and beyerdynamic DT 990 PRO. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | beyerdynamic DT 1770 PRO | beyerdynamic DT 990 PRO |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | 388 g | 250 g | beyerdynamic DT 990 PRO are lighter than beyerdynamic DT 1770 PRO headphones. |
| Colour | Black | Black |
| SOUND QUALITY | beyerdynamic DT 1770 PRO | beyerdynamic DT 990 PRO |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Closed | Open | |
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 5 - 40000 Hz | 5 - 35000 Hz | beyerdynamic DT 1770 PRO offer a larger frequency range than beyerdynamic DT 990 PRO. |
| Max Input Power | - | 100 mW | |
| Total Harmonic Distortion (THD) | 0.05% | 0.2% | beyerdynamic DT 1770 PRO have lower total harmonic distortion than beyerdynamic DT 1770 PRO. |
| Sensitivity | 102 dB | 96 dB | beyerdynamic DT 1770 PRO have higher sensitivity than beyerdynamic DT 990 PRO. |
| Impedance | 250 Ohm | 250 Ohm |
| CABLE | beyerdynamic DT 1770 PRO | beyerdynamic DT 990 PRO |
|---|
| Cable Type | Headphones cable - 3 m Headphones cable - 5 m |
Headphones cable - 3 m | |
|---|---|---|---|
| Cable Length | - | 3 m | |
| Plated Connector | - | Gold |
| CONNECTIONS | beyerdynamic DT 1770 PRO | beyerdynamic DT 990 PRO |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | Headphones (mini-phone 3.5mm) |
|---|
| OTHERS | beyerdynamic DT 1770 PRO | beyerdynamic DT 990 PRO |
|---|
| Included Accessories | 6.3 mm (1/4") stereo adapter, 2 earpads, carrying bag | 6.3 mm (1/4") stereo adapter |
|---|
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