In depth comparison and review of Audio-Technica ATH-DSR9BT and Razer Opus. 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 | Audio-Technica ATH-DSR9BT | Razer Opus |
|---|
| Product Type | Headphones - Bluetooth - wireless - NFC | Headphones - Bluetooth - wireless, wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | 310 g | 265 g | Razer Opus are lighter than Audio-Technica ATH-DSR9BT headphones. |
| Colour | - | Black | |
| Earpad Material | Foam | Memory foam, nylon, protein-leather, plush | |
| Headband Material | Leather | Leatherette | |
| Recommended Use | - | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Audio-Technica ATH-DSR9BT | Razer Opus |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | - | Closed | |
| Adjustable Headband | Yes | Yes | |
| Foldable | Yes | - | Audio-Technica ATH-DSR9BT can be folded. |
| Connectivity Technology | Wireless | Wireless, wired | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 4.2 | Both headphones have the same Bluetooth version. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC, aptX | |
| Active Noise Cancelling | - | Yes | Razer Opus are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Advanced ANC | |
| Sound Output Mode | Stereo | Stereo | |
| Built-in Decoders | Pure Digital Drive | - | |
| Frequency Response | 5 - 45000 Hz | 20 - 20000 Hz | Audio-Technica ATH-DSR9BT offer a larger frequency range than Razer Opus. |
| Sensitivity | 97 dB/mW | 105 dB/mW | Razer Opus have higher sensitivity than Audio-Technica ATH-DSR9BT. |
| Impedance | 38 Ohm | 12 Ohm | |
| Diaphragm | 45 mm | 40 mm | Audio-Technica ATH-DSR9BT have a thicker diaphragm than Razer Opus. |
| Features | Bluetooth aptX technology | Quick Attention function |
| MICROPHONE | Audio-Technica ATH-DSR9BT | Razer Opus |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Technology | Condenser | - | |
| Microphone Operation Mode | Omni-directional | Omni-directional | |
| Frequency Response | 50 - 4000 Hz | 100 - 10000 Hz | Razer Opus offer a larger microphone frequency range than Audio-Technica ATH-DSR9BT. |
| Sensitivity | -44 dB | -38 dBV/Pascal | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | Audio-Technica ATH-DSR9BT | Razer Opus |
|---|
| Controls | Volume, microphone on/off | Power on/off, volume control, multiple function button, ANC/ambient |
|---|
| CABLE | Audio-Technica ATH-DSR9BT | Razer Opus |
|---|
| Cable Type | USB charge cable - 2 m | USB-C cable - detachable - 30 cm Audio cable - detachable - L shaped / mini-phone stereo 3.5 mm - 1.5 m USB-A to USB-C adapter - detachable Airplane connection adapter - detachable |
|
|---|---|---|---|
| Detachable Cable | - | Yes |
| BATTERY AND CHARGING | Audio-Technica ATH-DSR9BT | Razer Opus |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | 15 hour(s) | 25 hour(s) | Razer Opus lasts longer on a single charge than the Audio-Technica ATH-DSR9BT. |
| Standby Time | 1000 hours | - | |
| Charging Time | 5 hour(s) | - |
| WIRELESS LINK | Audio-Technica ATH-DSR9BT | Razer Opus |
|---|
| Transmission Range | 10 m | - |
|---|
| CONNECTIONS | Audio-Technica ATH-DSR9BT | Razer Opus |
|---|
| Connector Type | - | Audio input (mini-phone stereo 3.5 mm) USB (24 pin USB-C) |
|---|
| OTHERS | Audio-Technica ATH-DSR9BT | Razer Opus |
|---|
| Included Accessories | Hard case | Carrying case, USB-C charging cable, 3.5 mm audio cable (1.5 m) | |
|---|---|---|---|
| Compliant Standards | - | THX Certified | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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