Philips Fidelio X3 vs. MSI H991

Headphones Comparison, Reviews and Tests

In depth comparison and review of Philips Fidelio X3 and MSI H991. 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.

Headphones Specifications Comparison

Philips Fidelio X3 vs. MSI H991 Comparison Chart
DESIGN AND DIMENSIONS Philips Fidelio X3 MSI H991
Product Type Headphones - wired - 3.5 mm jack Headset - wired - 3.5 mm jack
Height 23 cm -
Width 19 cm -
Depth 11 cm -
Weight 380 g 300 g MSI H991 are lighter than Philips Fidelio X3 headphones.
Earpad Material Memory foam -
Recommended Use Home audio Computer
High-Resolution Audio Yes -
SOUND QUALITY Philips Fidelio X3 MSI H991
Headphones Form Factor On-ear Full size
Headphones Technology Dynamic -
Ear Cups Type Open -
Adjustable Headband - Yes
Connectivity Technology Wired Wired
Sound Output Mode - Stereo
Frequency Response 5 - 40000 Hz 20 - 20000 Hz Philips Fidelio X3 offer a larger frequency range than MSI H991.
Max Input Power 500 mW -
Total Harmonic Distortion (THD) 0.1% -
Sensitivity 100 dB/mW 101 dB +/- 3dB MSI H991 have higher sensitivity than Philips Fidelio X3.
Impedance 30 Ohm 32 Ohm
Diaphragm LMC - 50 mm 40 mm Philips Fidelio X3 have a thicker diaphragm than MSI H991.
Magnet Material Neodymium -
MICROPHONE Philips Fidelio X3 MSI H991
Form Factor - Built-in
Microphone Operation Mode - Omni-directional
Sensitivity - -47 dB
Sensitivity Margin - +/- 3dB
Impedance - 2.2 kOhm
CABLE Philips Fidelio X3 MSI H991
Cable Type Headphones cable - detachable - 3 m -
Cable Length 3 m 1.5 m
Detachable Cable Yes -
CONNECTIONS Philips Fidelio X3 MSI H991
Connector Type Headphones (mini-phone stereo 3.5 mm) Headset (mini-phone 3.5mm)
OTHERS Philips Fidelio X3 MSI H991
Included Accessories 3.5 mm to 6.3 mm adapter, cable clip -
Service & Support Limited warranty - 2 years -
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