Side by side comparison and review of JBL Quantum 910X and Poly EncorePro 720D. 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 910X | Poly EncorePro 720D |
|---|
| Product Type | Headset - Bluetooth / Wi-Fi - wireless | Headset - wired - USB-A | |
|---|---|---|---|
| Series | - | EncorePro 700 Series | |
| Weight | 420 g | 78 g | Poly EncorePro 720D are lighter than JBL Quantum 910X headphones. |
| Colour | Black | Black | |
| Earpad Material | Leather, memory foam | Artificial leather | |
| Recommended Use | Game console, computer | - |
| SOUND QUALITY | JBL Quantum 910X | Poly EncorePro 720D |
|---|
| Headphones Form Factor | Full size | On-ear binaural | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Adjustable Headband | Yes | - | |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth / Wi-Fi | - | |
| Bluetooth Version | Bluetooth 5.2 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP) | - | |
| Active Noise Cancelling | Yes | - | JBL Quantum 910X are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | - | |
| Sound Effects | DTS Headphone:X 2.0, QuantumSOUND Signature, QuantumSPATIAL 360 | - | |
| Frequency Response | 20 - 40000 Hz | - | |
| Sensitivity | 113 dB | - | |
| Impedance | 32 Ohm | - | |
| Max Sound Pressure | 93 dB | - | |
| Diaphragm | 50 mm | 28 mm | JBL Quantum 910X have a thicker diaphragm than Poly EncorePro 720D. |
| Magnet Material | Neodymium | - | |
| Features | - | SoundGuard Technology |
| MICROPHONE | JBL Quantum 910X | Poly EncorePro 720D |
|---|
| Form Factor | Headset microphone | - | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | Uni-directional | Omni-directional | |
| Noise Cancelling | Yes | Yes | The microphones on both headphones can cancel out ambient noise. |
| Noise Cancelling Technology | - | Passive noise cancellation (PNC) | |
| Frequency Response | 100 - 8000 Hz | 100 - 6800 Hz | JBL Quantum 910X offer a larger microphone frequency range than Poly EncorePro 720D. |
| Sensitivity | -38 dB | - | |
| Microphone Features | Echo-cancelling | - |
| REMOTE CONTROL | JBL Quantum 910X | Poly EncorePro 720D |
|---|
| Controls | Volume, microphone on/mute, microphone volume | - |
|---|
| CABLE | JBL Quantum 910X | Poly EncorePro 720D |
|---|
| Cable Type | USB-A to USB-C adapter USB charge cable Mini-phone 3.5 mm 3-pole cable |
- | |
|---|---|---|---|
| Cable Length | - | 89 cm |
| FEATURES | JBL Quantum 910X | Poly EncorePro 720D |
|---|
| Features | - | Quick Disconnect, 290° rotatable microphone, boom mic length 120-145 mm | |
|---|---|---|---|
| Additional Functions | RGB lighting | - |
| BATTERY AND CHARGING | JBL Quantum 910X | Poly EncorePro 720D |
|---|
| Battery Type | Handset battery rechargeable - Lithium Ion | - | |
|---|---|---|---|
| Battery Capacity | 1300 mAh | - | |
| Battery Life | 37 hour(s) | - | |
| Battery Life Details | Continuous talk (Bluetooth / lighting OFF / ANC OFF): up to 46 hours Continuous playback (Bluetooth / lighting OFF / ANC OFF): up to 42 hours Continuous talk (2.4 GHz / lighting OFF / ANC OFF): up to 37 hours Continuous playback (2.4 GHz / lighting OFF / ANC OFF): up to 37 hours Continuous playback (2.4 GHz / Bluetooth / lighting OFF / ANC OFF): up to 34 hours Continuous talk (2.4 GHz / Bluetooth / lighting OFF / ANC OFF): up to 35 hours |
- | |
| Charging Time | 3.5 hour(s) | - |
| WIRELESS LINK | JBL Quantum 910X | Poly EncorePro 720D |
|---|
| Modulation Type | GFSK, 4-DQPSK | - | |
|---|---|---|---|
| Radio Frequency Range | 2.402 - 2.4835GHz | - |
| CONNECTIONS | JBL Quantum 910X | Poly EncorePro 720D |
|---|
| Connector Type | USB-C (power only) (24 pin USB-C) Headphones (mini-phone 3.5mm) |
USB (USB Type-A) |
|---|
| OTHERS | JBL Quantum 910X | Poly EncorePro 720D |
|---|
| Included Accessories | Wind shield, USB dongle, USB charging cable, calibration microphone, 3.5 mm audio cable | - | |
|---|---|---|---|
| TAA Compliant | - | Yes | |
| Service & Support | Limited warranty - 2 years | - |
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