Poly EncorePro 320, QD vs. JBL Quantum 910X

Headphones Comparison, Reviews and Tests

Side by side comparison and review of Poly EncorePro 320, QD and JBL Quantum 910X. 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.

Headphones Specifications Comparison

Poly EncorePro 320, QD vs. JBL Quantum 910X Comparison Chart
DESIGN AND DIMENSIONS Poly EncorePro 320, QD JBL Quantum 910X
Product Type Headset - wired - Quick Disconnect Headset - Bluetooth / Wi-Fi - wireless
Series 300 Series -
Weight - 420 g
Colour - Black
Earpad Material - Leather, memory foam
Recommended Use Computer Game console, computer
SOUND QUALITY Poly EncorePro 320, QD JBL Quantum 910X
Headphones Form Factor On-ear Full size
Headphones Technology - Dynamic
Adjustable Headband - Yes
Connectivity Technology Wired 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 Stereo
Sound Effects - DTS Headphone:X 2.0, QuantumSOUND Signature, QuantumSPATIAL 360
Frequency Response 50 - 8000 Hz 20 - 40000 Hz JBL Quantum 910X offer a larger frequency range than Poly EncorePro 320, QD.
Sensitivity - 113 dB
Impedance 32 Ohm 32 Ohm
Max Sound Pressure 118 dB 93 dB
Diaphragm 28 mm 50 mm JBL Quantum 910X have a thicker diaphragm than Poly EncorePro 320, QD.
Magnet Material - Neodymium
In-Cord Volume Control Yes -
MICROPHONE Poly EncorePro 320, QD JBL Quantum 910X
Form Factor - Headset microphone
Type Boom Boom
Microphone Operation Mode Uni-directional 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 Poly EncorePro 320, QD JBL Quantum 910X
Controls Mute, volume Volume, microphone on/mute, microphone volume
CABLE Poly EncorePro 320, QD JBL Quantum 910X
Cable Type Headset cable USB-A to USB-C adapter
USB charge cable
Mini-phone 3.5 mm 3-pole cable
FEATURES Poly EncorePro 320, QD JBL Quantum 910X
Additional Functions - RGB lighting
BATTERY AND CHARGING Poly EncorePro 320, QD JBL Quantum 910X
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 Poly EncorePro 320, QD JBL Quantum 910X
Modulation Type - GFSK, 4-DQPSK
Radio Frequency Range - 2.402 - 2.4835GHz
CONNECTIONS Poly EncorePro 320, QD JBL Quantum 910X
Connector Type Headset (Quick Disconnect) USB-C (power only) (24 pin USB-C)
Headphones (mini-phone 3.5mm)
OTHERS Poly EncorePro 320, QD JBL Quantum 910X
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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