In depth comparison and review of Poly EncorePro 320, USB-C and JBL Quantum 300. 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 | Poly EncorePro 320, USB-C | JBL Quantum 300 |
|---|
| Product Type | Headset - wired - USB-C | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Series | 300 Series | - | |
| Weight | - | 245 g | |
| Colour | - | Black | |
| Earpad Material | - | Memory foam | |
| Recommended Use | Computer | - |
| SOUND QUALITY | Poly EncorePro 320, USB-C | JBL Quantum 300 |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 50 - 8000 Hz | 20 - 20000 Hz | JBL Quantum 300 offer a larger frequency range than Poly EncorePro 320, USB-C. |
| Max Input Power | - | 30 mW | |
| Sensitivity | - | 100 dB | |
| Impedance | 32 Ohm | 32 Ohm | |
| Max Sound Pressure | 118 dB | - | |
| Diaphragm | 28 mm | - | |
| Features | - | JBL Quantum SURROUND | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly EncorePro 320, USB-C | JBL Quantum 300 |
|---|
| Form Factor | - | Detachable headset microphone | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | Uni-directional | - | |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -40 dB |
| REMOTE CONTROL | Poly EncorePro 320, USB-C | JBL Quantum 300 |
|---|
| Controls | Mute, volume | - |
|---|
| CABLE | Poly EncorePro 320, USB-C | JBL Quantum 300 |
|---|
| Cable Type | Headset cable | - |
|---|
| CONNECTIONS | Poly EncorePro 320, USB-C | JBL Quantum 300 |
|---|
| Connector Type | Headset (24 pin USB-C) | Headphones (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | Poly EncorePro 320, USB-C | JBL Quantum 300 |
|---|
| Included Accessories | - | USB adapter | |
|---|---|---|---|
| Service & Support | - | 1-year warranty |
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