Side by side comparison and review of JBL Jr310BT 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 | JBL Jr310BT | Razer Opus |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headphones - Bluetooth - wireless, wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | 115 g | 265 g | JBL Jr310BT are lighter than JBL Jr310BT headphones. |
| Colour | Blue | Red | Green | Black | |
| Earpad Material | - | Memory foam, nylon, protein-leather, plush | |
| Headband Material | - | Leatherette | |
| Design | Kids | - | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 15 m | - |
| SOUND QUALITY | JBL Jr310BT | Razer Opus |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | - | Closed | |
| Adjustable Headband | Yes | Yes | |
| Foldable | Yes | - | JBL Jr310BT can be folded. |
| Connectivity Technology | Wireless | Wireless, wired | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 4.2 | JBL Jr310BT have a more advanced version of Bluetooth than Razer Opus. |
| Bluetooth Profiles | Hands-Free Profile (HFP), 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 | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 90 dB | 105 dB/mW | Razer Opus have higher sensitivity than JBL Jr310BT. |
| Impedance | 32 Ohm | 12 Ohm | |
| Max Sound Pressure | 80 dB | - | |
| Diaphragm | 32 mm | 40 mm | Razer Opus have a thicker diaphragm than JBL Jr310BT. |
| Features | - | Quick Attention function |
| MICROPHONE | JBL Jr310BT | Razer Opus |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | -40 dBV/Pascal | -38 dBV/Pascal | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | JBL Jr310BT | Razer Opus |
|---|
| Controls | Power on/off, answer/end, play/pause, reject call | Power on/off, volume control, multiple function button, ANC/ambient |
|---|
| CABLE | JBL Jr310BT | Razer Opus |
|---|
| Cable Type | - | 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 | JBL Jr310BT | Razer Opus |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 400 mAh | - | |
| Battery Life | 30 hour(s) | 25 hour(s) | JBL Jr310BT lasts longer on a single charge than the Razer Opus. |
| Charging Time | 2 hour(s) | - |
| CONNECTIONS | JBL Jr310BT | Razer Opus |
|---|
| Connector Type | - | Audio input (mini-phone stereo 3.5 mm) USB (24 pin USB-C) |
|---|
| OTHERS | JBL Jr310BT | Razer Opus |
|---|
| Included Accessories | USB charging cable, sticker set | Carrying case, USB-C charging cable, 3.5 mm audio cable (1.5 m) | |
|---|---|---|---|
| Compliant Standards | - | THX Certified | |
| Service & Support | Limited warranty - 1 year | Limited warranty - 2 years |
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