ASTRO A40 TR vs. ASTRO A20

Headphones Comparison, Reviews and Tests

Detailed comparison and review of ASTRO A40 TR and ASTRO A20. 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.

Headphones Specifications Comparison

ASTRO A40 TR vs. ASTRO A20 Comparison Chart
DESIGN AND DIMENSIONS ASTRO A40 TR ASTRO A20
Product Type Headset - wired - 3.5 mm jack Headset - wireless
Height 9.5 cm -
Width 19.7 cm -
Depth 20.32 cm -
Weight 369 g 320 g ASTRO A20 are lighter than ASTRO A40 TR headphones.
Colour Black, blue | Black | Black, red | White | Black, olive | Navy, crimson Black, green | Navy, Call of Duty | Silver, Call of Duty | Black, blue
Earpad Material Synthetic leather -
Headband Material - Steel
Recommended Use Game console, computer Game console, computer
Bluetooth Range (Operating Distance) - 9.14 m
SOUND QUALITY ASTRO A40 TR ASTRO A20
Headphones Form Factor Full size Full size
Headphones Technology Dynamic -
Ear Cups Type Open -
Connectivity Technology Wired Wireless
Noise Isolating Yes - ASTRO A40 TR are equipped with a noise isolating function.
Sound Output Mode Stereo Stereo
Built-in Decoders MixAmp Dolby Digital -
Sound Effects 7.1 Channel Dolby Headphone Surround Sound -
Frequency Response 20 - 24000 Hz 20 - 20000 Hz ASTRO A40 TR offer a larger frequency range than ASTRO A20.
Total Harmonic Distortion (THD) <0.1% <3% ASTRO A40 TR have lower total harmonic distortion than ASTRO A40 TR.
Sensitivity - 100 dB
Impedance 48 Ohm 32 Ohm
Diaphragm 40 mm 40 mm Both headphones are designed with same thick diaphragm.
Magnet Material - Neodymium
In-Cord Volume Control Yes Yes
MICROPHONE ASTRO A40 TR ASTRO A20
Form Factor Detachable headset microphone Headset microphone
Type Boom Boom
Microphone Operation Mode Uni-directional -
Audio Input Details Uni-directional Uni-directional
REMOTE CONTROL ASTRO A40 TR ASTRO A20
Controls Volume Volume, power on/off
CABLE ASTRO A40 TR ASTRO A20
Cable Type Headset cable - detachable - 2 m
Audio splitter - 1.5 m
Micro-USB cable - detachable - 1 m
Audio (optical) cable - detachable - 1 m
Micro-USB cable - detachable - 50 cm
Cable Length 2 m 1 m
Detachable Cable Yes Yes
BATTERY AND CHARGING ASTRO A40 TR ASTRO A20
Battery Type - Headset battery rechargeable
Battery Life - 15 hour(s)
CONNECTIONS ASTRO A40 TR ASTRO A20
Connector Type Headset (mini-phone stereo 3.5 mm 5-pole) -
OTHERS ASTRO A40 TR ASTRO A20
Bundled with Astro MixAmp Pro TR -
Included Accessories Detachable microphone, 2 speaker tags Wireless transmitter
Compatibility Mac, Windows Mac, Windows
Service & Support Limited warranty - 1 year -
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