Side by side comparison and review of JBL Quantum 800 and Shure SRH940-EFS. 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 Quantum 800 | Shure SRH940-EFS |
|---|
| Product Type | Headset - Bluetooth / 2.4 GHz radio frequency - wireless | Headphones - wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | 410 g | 322 g | Shure SRH940-EFS are lighter than JBL Quantum 800 headphones. |
| Colour | Black | - | |
| Earpad Material | Memory foam | - | |
| Recommended Use | - | Professional audio, home audio |
| SOUND QUALITY | JBL Quantum 800 | Shure SRH940-EFS |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | - | Closed | |
| Adjustable Headband | - | Yes | |
| Foldable | - | Yes | Shure SRH940-EFS can be folded. |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth / 2.4 GHz radio frequency | - | |
| Bluetooth Version | Bluetooth 5.0 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP) | - | |
| Active Noise Cancelling | Yes | - | JBL Quantum 800 are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | DTS Headphone:X 2.0 | - | |
| Frequency Response | 20 - 40000 Hz | 5 - 30000 Hz | JBL Quantum 800 offer a larger frequency range than Shure SRH940-EFS. |
| Max Input Power | 30 mW | 1000 mW | |
| Sensitivity | 95 dB | 100 dB/mW | Shure SRH940-EFS have higher sensitivity than JBL Quantum 800. |
| Impedance | 32 Ohm | 42 Ohm | |
| Max Sound Pressure | 93 dB | - | |
| Diaphragm | 50 mm | 40 mm | JBL Quantum 800 have a thicker diaphragm than Shure SRH940-EFS. |
| Magnet Material | - | Neodymium magnet | |
| Features | JBL Quantum SURROUND | - |
| MICROPHONE | JBL Quantum 800 | Shure SRH940-EFS |
|---|
| Type | Boom | - | |
|---|---|---|---|
| Microphone Operation Mode | Uni-directional | - |
| CABLE | JBL Quantum 800 | Shure SRH940-EFS |
|---|
| Cable Type | Audio cable | Headphones cable - detachable - coiled - 3 m Headphones cable - detachable |
|
|---|---|---|---|
| Cable Length | - | 3 m | |
| Detachable Cable | - | Yes | |
| Plated Connector | - | Gold |
| FEATURES | JBL Quantum 800 | Shure SRH940-EFS |
|---|
| Features | QuantumSOUND Signature | - | |
|---|---|---|---|
| Additional Functions | LED backlight | - |
| BATTERY AND CHARGING | JBL Quantum 800 | Shure SRH940-EFS |
|---|
| Battery Type | Headset battery rechargeable - Lithium Ion | - | |
|---|---|---|---|
| Battery Capacity | 1300 mAh | - | |
| Battery Life | 14 hour(s) | - | |
| Charging Time | 2 hour(s) | - |
| WIRELESS LINK | JBL Quantum 800 | Shure SRH940-EFS |
|---|
| Modulation Type | GFSK, DQPSK | - |
|---|
| CONNECTIONS | JBL Quantum 800 | Shure SRH940-EFS |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | JBL Quantum 800 | Shure SRH940-EFS |
|---|
| Included Accessories | Wind shield, USB dongle | Carrying case, 6.3 mm (1/4") stereo adapter, velour ear pads | |
|---|---|---|---|
| Service & Support | 1-year warranty | Limited warranty - 2 years |
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