AKG K812 vs. Philips Fidelio X3

Headphones Comparison, Reviews and Tests

In depth comparison and review of AKG K812 and Philips Fidelio X3. 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

AKG K812 vs. Philips Fidelio X3 Comparison Chart
DESIGN AND DIMENSIONS AKG K812 Philips Fidelio X3
Product Type Headphones - wired - 3.5 mm jack Headphones - wired - 3.5 mm jack
Height - 23 cm
Width - 19 cm
Depth - 11 cm
Weight 390 g 380 g Philips Fidelio X3 are lighter than AKG K812 headphones.
Colour Black -
Earpad Material - Memory foam
Recommended Use Professional audio Home audio
High-Resolution Audio - Yes
SOUND QUALITY AKG K812 Philips Fidelio X3
Headphones Form Factor Full size On-ear
Headphones Technology - Dynamic
Ear Cups Type Open Open
Connectivity Technology Wired Wired
Sound Output Mode Stereo -
Frequency Response 5 - 54000 Hz 5 - 40000 Hz AKG K812 offer a larger frequency range than Philips Fidelio X3.
Max Input Power 300 mW 500 mW
Total Harmonic Distortion (THD) - 0.1%
Sensitivity 110 dB 100 dB/mW AKG K812 have higher sensitivity than Philips Fidelio X3.
Impedance 36 Ohm 30 Ohm
Diaphragm 53 mm LMC - 50 mm AKG K812 have a thicker diaphragm than Philips Fidelio X3.
Magnet Material - Neodymium
CABLE AKG K812 Philips Fidelio X3
Cable Type Headphones cable - detachable - 3 m Headphones cable - detachable - 3 m
Cable Length 3 m 3 m
Detachable Cable Yes Yes
Plated Connector Gold -
CONNECTIONS AKG K812 Philips Fidelio X3
Connector Type Headphones (mini-phone stereo 3.5 mm) Headphones (mini-phone stereo 3.5 mm)
OTHERS AKG K812 Philips Fidelio X3
Included Accessories 6.3 mm (1/4") stereo adapter 3.5 mm to 6.3 mm adapter, cable clip
Service & Support - Limited warranty - 2 years
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