In depth comparison and review of August EP650 and beyerdynamic DT 990 PRO. 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 | August EP650 | beyerdynamic DT 990 PRO |
|---|
| Product Type | Headphones - Bluetooth - wireless - NFC - 3.5 mm jack | Headphones - wired - 3.5 mm jack | |
|---|---|---|---|
| Height | 17.66 cm | - | |
| Width | 18.86 cm | - | |
| Depth | 7.1 cm | - | |
| Weight | 235 g | 250 g | August EP650 are lighter than August EP650 headphones. |
| Colour | Gold | Black | |
| Recommended Use | Portable electronics, computer | - | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | August EP650 | beyerdynamic DT 990 PRO |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Open | |
| Foldable | Yes | - | August EP650 can be folded. |
| Connectivity Technology | Wireless | Wired | |
| 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) | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 60 - 20000 Hz | 5 - 35000 Hz | beyerdynamic DT 990 PRO offer a larger frequency range than August EP650. |
| Max Input Power | - | 100 mW | |
| Total Harmonic Distortion (THD) | 1% | 0.2% | beyerdynamic DT 990 PRO have lower total harmonic distortion than August EP650. |
| Sensitivity | - | 96 dB | |
| Impedance | - | 250 Ohm | |
| Diaphragm | 50 mm | - | |
| Signal-To-Noise Ratio | 85 dB | - | |
| Features | Bluetooth aptX technology | - |
| MICROPHONE | August EP650 | beyerdynamic DT 990 PRO |
|---|
| Form Factor | Built-in | - |
|---|
| CABLE | August EP650 | beyerdynamic DT 990 PRO |
|---|
| Cable Type | Headphones cable - detachable | Headphones cable - 3 m | |
|---|---|---|---|
| Cable Length | - | 3 m | |
| Plated Connector | - | Gold |
| BATTERY AND CHARGING | August EP650 | beyerdynamic DT 990 PRO |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | - | |
|---|---|---|---|
| Battery Capacity | 220 mAh | - | |
| Battery Life | 10 hour(s) | - | |
| Standby Time | 720 hours | - | |
| Charging Time | 2 hour(s) | - |
| CONNECTIONS | August EP650 | beyerdynamic DT 990 PRO |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | Headphones (mini-phone 3.5mm) |
|---|
| OTHERS | August EP650 | beyerdynamic DT 990 PRO |
|---|
| Included Accessories | USB charging cable | 6.3 mm (1/4") stereo adapter | |
|---|---|---|---|
| Service & Support | Limited warranty - 1 year | - |
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