In depth comparison and review of JBL Quantum 300 and Shure SRH940. 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 | JBL Quantum 300 | Shure SRH940 |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headphones - wired - 3.5 mm jack | |
|---|---|---|---|
| Height | - | 26 cm | |
| Width | - | 25.7 cm | |
| Depth | - | 10.5 cm | |
| Weight | 245 g | 322 g | JBL Quantum 300 are lighter than JBL Quantum 300 headphones. |
| Colour | Black | Silver | |
| Earpad Material | Memory foam | - | |
| Recommended Use | - | Professional audio, home audio |
| SOUND QUALITY | JBL Quantum 300 | Shure SRH940 |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Adjustable Headband | - | Yes | |
| Foldable | - | Yes | Shure SRH940 can be folded. |
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 5 - 30000 Hz | Shure SRH940 offer a larger frequency range than JBL Quantum 300. |
| Max Input Power | 30 mW | 1000 mW | |
| Sensitivity | 100 dB | 100 dB/mW | Both headphones offer the same sensitivity. |
| Impedance | 32 Ohm | 42 Ohm | |
| Diaphragm | - | 40 mm | |
| Magnet Material | - | Neodymium magnet | |
| Features | JBL Quantum SURROUND | - |
| MICROPHONE | JBL Quantum 300 | Shure SRH940 |
|---|
| Form Factor | Detachable headset microphone | - | |
|---|---|---|---|
| Type | Boom | - | |
| Frequency Response | 100 - 10000 Hz | - | |
| Sensitivity | -40 dB | - |
| CABLE | JBL Quantum 300 | Shure SRH940 |
|---|
| Cable Type | - | Headphones cable - detachable - coiled - 3 m Headphones cable - detachable - 2.5 m |
|
|---|---|---|---|
| Cable Length | - | 3 m | |
| Detachable Cable | - | Yes | |
| Plated Connector | - | Gold |
| CONNECTIONS | JBL Quantum 300 | Shure SRH940 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | JBL Quantum 300 | Shure SRH940 |
|---|
| Included Accessories | USB adapter | Carrying case, 6.3 mm (1/4") stereo adapter, velour ear pads | |
|---|---|---|---|
| Service & Support | 1-year warranty | Limited warranty - 1 year |
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