JBL Quantum 400
vs
Logitech G535 LIGHTSPEED Wireless

JBL Quantum 400

The JBL Quantum 400 is a relatively new headset. The JBL Quantum 400 is not suitable for those who want the best convenience and sound experience while watching tv. The sound quality of the JBL Quantum 400 is below average, especially for critical listening. In terms of noise cancelling, the JBL Quantum 400 has underwhelming sound performance and below average noise handling. Sound leakage is worse that other competitors. For gaming, the JBL Quantum 400 is not up to par with other similar headsets. The JBL Quantum 400 suffers in terms of outside noise isolation and is not convenient for travel and commution in loud environments. For the sports and fitness enthusiasts,the JBL Quantum 400 is not recommended as it lacks in comfort and stability while doing sports.

Logitech G535 LIGHTSPEED Wireless

In terms of sound quality, the Logitech G535 LIGHTSPEED Wireless is one of the best sounding headsets with very clear and crisp sound. The wireless support in Logitech G535 LIGHTSPEED Wireless is very convenient. The Logitech G535 LIGHTSPEED Wireless is a relatively new headset. Sound leakage is worse that other competitors. The Logitech G535 LIGHTSPEED Wireless suffers in terms of outside noise isolation and is not convenient for travel and commution in loud environments. The Logitech G535 LIGHTSPEED Wireless is not suitable for those who want the best convenience and sound experience while watching tv. In terms of noise cancelling, the Logitech G535 LIGHTSPEED Wireless has underwhelming sound performance and below average noise handling. For gaming, the Logitech G535 LIGHTSPEED Wireless is not up to par with other similar headsets. For the sports and fitness enthusiasts,the Logitech G535 LIGHTSPEED Wireless is not recommended as it lacks in comfort and stability while doing sports.

Active Features

	Quantum 400	G535 LIGHTSPEED Wireless
ANC Control	No	No
Additional Charges	N/A	0.0
Android	No	No
App Name	JBL Quantum Engine	Logitech G Hub
Audio While Charging	No	Yes
Battery Type	No Battery	Rechargable
Button Mapping	No	No
Charge Time	N/A	1.4 hrs
Charging Port	None	USB-C
Equalizer	Graphic + Presets	Graphic + Presets
Mic Control	Adjustable Level	Adjustable Level
Passive Playback	Passive Headphone	No
Playback Control	No	No
Power-Saving Feature	No	Auto-Off Timer
Room Effects	No	No
Surround Support	Yes	No
Total Battery Life	N/A	35.3 hrs
Windows	Yes	Yes
iOS	No	No
macOS	Yes	Yes

Battery

	Quantum 400	G535 LIGHTSPEED Wireless
Battery Life	N/A	35.3 hrs

Comfort

	Quantum 400	G535 LIGHTSPEED Wireless
Weight	0.59 lbs	0.5 lbs

Connectivity

	Quantum 400	G535 LIGHTSPEED Wireless
Analog	Audio + Microphone	No
Analog Audio	Yes	No
Analog/USB Audio Latency	98 ms	N/A
Android Latency	N/A	N/A
Bluetooth Version	No Bluetooth	No Bluetooth
Connection	1/8" TRRS	No Wired Option
Detachable	Yes	No
Dock Charging	No	No
Length	10.00 ft (3.05 m)	N/A
Line In	No	No
Line Of Sight Range	N/A	N/A
Line Out	No	No
Multi-Device Pairing	No	No
NFC Pairing	No	No
Non-BT Latency	N/A	29 ms
Non-BT Line Of Sight Range	N/A	57.41 ft (17.50 m)
Non-BT Wireless	No	Audio + Microphone
Optical Input	No	No
PC Latency (SBC)	N/A	N/A
PC Latency (aptX HD)	N/A	N/A
PC Latency (aptX)	N/A	N/A
PC Latency (aptX-LL)	N/A	N/A
PS4 Analog	Audio + Microphone	No
PS4 Non-BT Wireless	No	Audio + Microphone
PS4 Wired USB	Audio + Microphone	No
PS5 Analog	Audio + Microphone	No
PS5 Non-BT Wireless	No	Audio + Microphone
PS5 Wired USB	Audio + Microphone	No
Power Supply	No Base/Dock	USB
RCA Input	No	No
Type	No Base/Dock	Wireless USB Dongle
USB Audio	USB Type A	No
USB Input	No	Yes
Wired USB	Audio + Microphone	No
Xbox One Analog	Audio + Microphone	No
Xbox One Non-BT Wireless	No	No
Xbox One Wired USB	No	No
Xbox Series X|S Analog	Audio + Microphone	No
Xbox Series X|S Non-BT Wireless	No	No
Xbox Series X|S Wired USB	No	No
iOS Latency	N/A	N/A

Controls

	Quantum 400	G535 LIGHTSPEED Wireless
Ease of use	Decent	Good

Design

	Quantum 400	G535 LIGHTSPEED Wireless
Additional Controls	No	No
Call/Music Control	No	No
Channel Mixing	Yes	No
Clamping Force	1 lbs	1.1 lbs
Enclosure	Closed-Back	Closed-Back
Feedback	Decent	Decent
H	3.4" (8.6 cm)	3.1" (8.0 cm)
L	8.0" (20.3 cm)	7.2" (18.3 cm)
Microphone Control	Mute/Unmute	Mute/Unmute
Noise Cancelling Control	No	No
OS Compatibility	Not OS specific	Not OS specific
Talk-Through	No	No
Transducer	Dynamic	Dynamic
Transmitter Required	No	Yes
Type	Over-ear	Over-ear
Volume	177.00 in³ (2,900.50 cm³)	173.32 in³ (2,840.20 cm³)
Volume Control	Yes	Yes
W	6.5" (16.5 cm)	7.6" (19.4 cm)
Wireless	No	Yes

Isolation

	Quantum 400	G535 LIGHTSPEED Wireless
Bass	-1.24 dB	0.24 dB
Mid	-9.84 dB	-2.94 dB
Noise Cancelling	No	No
Overall Attenuation	-14.94 dB	-8.9 dB
Overall Leakage @ 1ft	40.25 dB	47.12 dB
Treble	-34.34 dB	-24.01 dB

Microphone

	Quantum 400	G535 LIGHTSPEED Wireless
Boom	Yes	Yes
Detachable Boom	No	No
FR Std. Dev.	4.12 dB	1.64 dB
HFE	7,346.09 Hz	6,177.3 Hz
In-Line	No	No
Integrated	No	No
LFE	88.51 Hz	515.36 Hz
Mic	Yes	Yes
Noise Gate	Always On	Always On
Speech + Pink Noise Handling	7.5	7.0
Speech + Subway Noise Handling	7.5	7.5
Weighted THD	0.036	2.317

Noise Handling

	Quantum 400	G535 LIGHTSPEED Wireless
SpNR	37.03 dB	10.72 dB

Recording Quality

	Quantum 400	G535 LIGHTSPEED Wireless
Gain	19.66 dB	28.78 dB

Sound

	Quantum 400	G535 LIGHTSPEED Wireless
ANC	No ANC	No ANC
Acoustic Space Excitation	3.6	5.1
Avg. Std. Deviation	1.09 dB	0.73 dB
Bass Amount	0.78 dB	-1.67 dB
Codec	PCM, 24-bit, 48kHz	PCM, 24-bit, 48kHz
Connection	USB	Wireless (Proprietary)
Dips	2.99 dB	1.19 dB
EQ	Default	Default
Firmware	3.1.0.0	190.0.200
Head Modeling	No	No
Head Tracking	No	No
High-Bass	3.7 dB	1.49 dB
High-Mid	0.5 dB	0.23 dB
High-Treble	-6.16 dB	-7.41 dB
Low-Bass	1.25 dB	-4.15 dB
Low-Frequency Extension	24.84 Hz	37.21 Hz
Low-Mid	0.13 dB	-2.03 dB
Low-Treble	-4.56 dB	-1.2 dB
Microphone	Boom	Boom
Mid-Bass	4.64 dB	1.52 dB
Mid-Mid	0.89 dB	-1.04 dB
Mid-Treble	0.63 dB	-1.93 dB
Openness	4.4	8.0
PRTF Accuracy (Std. Dev.)	7.26 dB	2.23 dB
PRTF Distance	6.28 dB	12.87 dB
PRTF Size (Avg.)	2.52 dB	7.28 dB
Peaks	2.5 dB	1.54 dB
Power	USB	On
Room Ambience	No	No
Speaker Modeling	On/Off	On/Off
Std. Err.	3.59 dB	2.43 dB
Tip/Pad	Default	Default
Treble Amount	-2.66 dB	-1.55 dB
Virtual Surround	Yes	Windows Sonic Spatial Audio
WHD @ 100	0.213	0.113
WHD @ 90	0.563	0.266
Weighted Amplitude Mismatch	0.46	0.2
Weighted Frequency Mismatch	2.03	2.68
Weighted Group Delay	0.37	0.23
Weighted Phase Mismatch	11.03	9.25