Name: Harman Kardon Onyx Studio 4
Brand: Harman
Price: 100 USD
Availability: Discontinued

The Harman Kardon Onyx Studio 4 ranks #65 out of 102 total Large Size Portable Bluetooth Speakers for sound quality. See all Portable Bluetooth rankings for every top pick.

Brand: Harman Kardon

Prices on this page were last checked October 5, 2026 at 10:21 PM UTC. Product prices and availability are accurate as of that date/time and are subject to change; the price and availability shown on Amazon at the time of purchase will apply to the purchase of this product.

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Harman Kardon Onyx Studio 4 - ranked #65 of 102 Large Size Portable Bluetooth Speakers · Editor's rating 3.3/5

#65 Harman Kardon Onyx Studio 4: $100 Discontinued eBay

Newer model: the Harman Kardon Onyx Studio 9, rated 4.1/5.

Pros: Balanced sound quality with deep resonant bass and crisp treble, large dynamic range. Multi-host Bluetooth connectivity for 2 phones, daisy chaining up to 100 speakers. Elegant modern design with smooth curves and premium materials.

Cons: 8 hour battery at medium volume. Not at loud as others. Not as deep of bass as the newer Onyx. External AC power brick for charging. Discontinued.

How it compares: Just above it: Zealot S86 - $1 cheaper. Just below it: Mifa WildCamping - $35 more, 30 more hours of battery life.

Amplifier Power	60W
App	Yes (HK Connect)
Aux Input	Yes
Battery Life	8 hours (Manufacturer specified)
Bluetooth	Yes
Bluetooth Codecs	SBC
Bluetooth Version	4.2
Built-in Microphone	Yes
Digital Aux Input	No
Dimensions	11.4” x 11.4” x 5.1” (290 x 290 x 130 mm)
Drivers	2x 75mm woofers + 2x 20mm tweeters + 1x passive radiator
EQ	No
Frequency Response	50Hz - 20kHz (Manufacturer specified)
IP Rating	None
Omnidirectional	No
Party Mode	Yes (Connect+ up to 100 speakers)
Power Bank	No
Power Input	DC Barrel Connector (19V/2.1A)
Stereo	Yes
Strap	No
TWS	Yes
Weight	4.5 lbs (2.06 kg)

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Links
- Official Harman Kardon Onyx Studio 4 Product Page
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Harman Kardon Onyx Studio 4 Review: Ranked #65 of 102

#65 Harman Kardon Onyx Studio 4: $100 Discontinued eBay

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