GX6 vs Harman Kardon CD491
The CD491's width is 443 mm against the GX6's 440 mm, its height 123 mm against 111 mm, and its depth 345 mm against 353 mm.
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AnalogCassette Deck
AI-generated product photo — not official manufacturer imagery.
Estimated price (community-sourced)
Around — community and catalog average, updates slowly
The Akai GX-6 is a mid-1980s 3-head, single compact cassette deck from Akai's GX series, featuring the company's Super GX glass-ferrite heads for long-term wear resistance and stable performance. It uses a closed-loop dual capstan transport with direct-drive capstan motor, designed to improve tape handling, reduce wow and flutter, and maintain consistent tape-to-head contact. The deck supports Type I (normal), Type II/CrO2 (chrome), and Type IV (metal) cassettes, with automatic tape selector and front-loading operation. Noise reduction is provided by Dolby B and Dolby C, along with an MPX filter, giving a specified frequency response of roughly 20 Hz-21 kHz on metal tape and a wow and flutter figure around 0.025%, placing it among Akai's higher-performance consumer decks of the period. The GX-6 employs a microprocessor-controlled transport with functions such as direct lead-in, power eject, auto monitor, IPLS/intro scan, auto play, 2-way auto mute, recording cancel, real-time/digital counter, and timer start. A large fluorescent display (FL) with wide-scale peak-reading level meters, peak-hold, and recording-level guide indicators provides clear visual feedback during operation. The main audio circuits and internal wiring use LC-OFC (Linear Crystal Oxygen-Free Copper), and the deck includes gold-plated line in/out RCA jacks, a large front-panel recording level control, and a damped chassis with raised feet to reduce mechanical resonance. Housed in a metal bookshelf-style enclosure available in black or silver finish, the Akai GX-6 was positioned as a higher-end stereo cassette deck in Akai's Pro Series line during the late 1980s.
Size, weight, and appearance
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The closest alternatives on specs, description and the systems they turn up in, with the specs they share set side by side.
The CD491's width is 443 mm against the GX6's 440 mm, its height 123 mm against 111 mm, and its depth 345 mm against 353 mm.
The CassetteDeck 1's height is 100 mm against the GX6's 111 mm, its width 430 mm against 440 mm, and its depth 320 mm against 353 mm.
Both turn up in the same documented systems.
The 480's width is 450 mm against the GX6's 440 mm, its height 135 mm against 111 mm, and its depth 289 mm against 353 mm.
The TD-W215's width is 435 mm against the GX6's 440 mm, its height 134 mm against 111 mm, and its depth 328 mm against 353 mm.
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