Side by side comparison and review of No Fear Oneside and Razer Opus. 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 | No Fear Oneside | Razer Opus |
|---|
| Product Type | Headset - wired - 3.5 mm jack | Headphones - Bluetooth - wireless, wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | - | 265 g | |
| Colour | Black/blue | Black | |
| Earpad Material | - | Memory foam, nylon, protein-leather, plush | |
| Headband Material | - | Leatherette | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | No Fear Oneside | Razer Opus |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Adjustable Headband | Yes | Yes | |
| Connectivity Technology | Wired | Wireless, wired | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 4.2 | |
| Bluetooth Profiles | - | 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 | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Max Input Power | 80 mW | - | |
| Sensitivity | 105 dB | 105 dB/mW | Both headphones offer the same sensitivity. |
| Impedance | 32 Ohm | 12 Ohm | |
| Diaphragm | 40 mm | 40 mm | Both headphones are designed with same thick diaphragm. |
| Features | - | Quick Attention function |
| MICROPHONE | No Fear Oneside | Razer Opus |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Microphone Operation Mode | Omni-directional | Omni-directional | |
| Frequency Response | 30 - 16000 Hz | 100 - 10000 Hz | No Fear Oneside offer a larger microphone frequency range than Razer Opus. |
| Sensitivity | -38 dB | -38 dBV/Pascal | |
| Microphones Included | 6 | 2 | No Fear Oneside have a built-in microphone. |
| REMOTE CONTROL | No Fear Oneside | Razer Opus |
|---|
| Controls | - | Power on/off, volume control, multiple function button, ANC/ambient |
|---|
| CABLE | No Fear Oneside | Razer Opus |
|---|
| Cable Type | Headset cable - 1.2 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 |
|
|---|---|---|---|
| Cable Length | 1.2 m | - | |
| Detachable Cable | - | Yes |
| BATTERY AND CHARGING | No Fear Oneside | Razer Opus |
|---|
| Battery Type | - | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 25 hour(s) |
| CONNECTIONS | No Fear Oneside | Razer Opus |
|---|
| Connector Type | Headset (mini-phone stereo 3.5 mm 4-pole) | Audio input (mini-phone stereo 3.5 mm) USB (24 pin USB-C) |
|---|
| OTHERS | No Fear Oneside | Razer Opus |
|---|
| Included Accessories | - | Carrying case, USB-C charging cable, 3.5 mm audio cable (1.5 m) | |
|---|---|---|---|
| Compliant Standards | - | THX Certified | |
| Service & Support | - | Limited warranty - 2 years |
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