Detailed comparison and review of JBL Quantum 910X and Poly Savi 8240-M D2. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | JBL Quantum 910X | Poly Savi 8240-M D2 |
|---|
| Product Type | Headset - Bluetooth / Wi-Fi - wireless | Headset | |
|---|---|---|---|
| Weight | 420 g | - | |
| Colour | Black | - | |
| Earpad Material | Leather, memory foam | - | |
| Recommended Use | Game console, computer | - |
| SOUND QUALITY | JBL Quantum 910X | Poly Savi 8240-M D2 |
|---|
| Headphones Form Factor | Full size | - | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Adjustable Headband | Yes | - | |
| Connectivity Technology | Wireless | - | |
| 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 | - | |
| Magnet Material | Neodymium | - |
| MICROPHONE | JBL Quantum 910X | Poly Savi 8240-M D2 |
|---|
| Form Factor | Headset microphone | - | |
|---|---|---|---|
| Type | Boom | - | |
| Microphone Operation Mode | Uni-directional | - | |
| Noise Cancelling | Yes | - | JBL Quantum 910X microphone can cancel out ambient noise. |
| Frequency Response | 100 - 8000 Hz | - | |
| Sensitivity | -38 dB | - | |
| Microphone Features | Echo-cancelling | - |
| REMOTE CONTROL | JBL Quantum 910X | Poly Savi 8240-M D2 |
|---|
| Controls | Volume, microphone on/mute, microphone volume | - |
|---|
| CABLE | JBL Quantum 910X | Poly Savi 8240-M D2 |
|---|
| Cable Type | USB-A to USB-C adapter USB charge cable Mini-phone 3.5 mm 3-pole cable |
- |
|---|
| FEATURES | JBL Quantum 910X | Poly Savi 8240-M D2 |
|---|
| Additional Functions | RGB lighting | - |
|---|
| BATTERY AND CHARGING | JBL Quantum 910X | Poly Savi 8240-M D2 |
|---|
| 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 Savi 8240-M D2 |
|---|
| Modulation Type | GFSK, 4-DQPSK | - | |
|---|---|---|---|
| Radio Frequency Range | 2.402 - 2.4835GHz | - |
| CONNECTIONS | JBL Quantum 910X | Poly Savi 8240-M D2 |
|---|
| Connector Type | USB-C (power only) (24 pin USB-C) Headphones (mini-phone 3.5mm) |
- |
|---|
| OTHERS | JBL Quantum 910X | Poly Savi 8240-M D2 |
|---|
| Included Accessories | Wind shield, USB dongle, USB charging cable, calibration microphone, 3.5 mm audio cable | - | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | - |
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