Harman Kardon Onyx Studio 5 vs LG Xboom Stage 301

Last updated: August 18, 2026

Short answer: the Harman Kardon Onyx Studio 5 for better sound quality, the LG Xboom Stage 301 for the lower price. The Harman Kardon Onyx Studio 5 ranks #19 of 73 boombox speakers at $499.99. The LG Xboom Stage 301 ranks #23 at $279.99, $220 cheaper.

The case for the Harman Kardon Onyx Studio 5: Elegant circular design with carrying handle. The tradeoff: Warm sound with boosted bass.

What the LG Xboom Stage 301 gets right: Wedge-style design works as a karaoke hub with removable/replaceable battery. The catch: overpriced for what it is.

Buy the Harman Kardon Onyx Studio 5 if sound quality matters more than the price. Buy the LG Xboom Stage 301 if the price matters more than sound quality.

If water resistance matters to you, the Harman Kardon Onyx Studio 5 at IPX7 (brief submersion) holds up far better than the LG Xboom Stage 301 at IPX4 (splashing).

Harman Kardon Onyx Studio 5 vs LG Xboom Stage 301

Specifications Side By Side

Harman Kardon Onyx Studio 5 LG Xboom Stage 301
Price$499.99$279.99
Ranked#19 of 73 in Boombox Size Portable Bluetooth Speakers#23 of 73 in Boombox Size Portable Bluetooth Speakers
Aux InputYes-
Battery Life8 hours (Manufacturer specified)12 hours (Manufacturer specified)
IP RatingIPX7IPX4
Party ModeYes (Wireless Dual Sound)Yes (Auracast)
Power InputDC Barrel Connector (19V/2.1A)USB-C
StereoPartially (1 woofer)Partially (1 woofer)
OmnidirectionalNoNo
TWSYes (see https://www.reddit.com/r/Bluetooth_Speakers/comments/w339x5/how_to_harman_kardon_onyx_studio_5_6_dual_sound/)No
Weight6.6 lbs / 3 kg13.7 lbs / 6.2 kg
Bluetooth CodecsSBCAAC, SBC
AppNoYes (LG Xboom app)
EQNoYes (App EQ)
Power BankNoNo
USB PlaybackNoNo
Built in MicrophoneYesNo
Output Power50W120W
Dimensions11.3" x 11.3" (285.8 x 285.8 mm)8.7" x 3.1" x 3.5" (220 x 80 x 90 mm)
Drivers2x 75mm woofers + 2x 20mm tweeters6.5" woofer + dual 2.5" midrange drivers (Peerless)
Digital Aux InputNoNo
Bass Extension (-10dB)-43Hz

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The Two Speakers In Full

Harman Kardon Onyx Studio 5: $499.99 Amazon

Harman Kardon Onyx Studio 5 ranking card

Pros: Elegant circular design with carrying handle. Bass-heavy with balanced mids and highs. Rechargeable Li-ion battery rated 7-8 hours at 40-50% volume.

Cons: Warm sound with boosted bass. 8 hour battery at medium volume. Not at loud as others.

AppNo
Aux InputYes
Battery Life8 hours (Manufacturer specified)
Bluetooth CodecsSBC
Built in MicrophoneYes
Digital Aux InputNo
Dimensions11.3" x 11.3" (285.8 x 285.8 mm)
Drivers2x 75mm woofers + 2x 20mm tweeters
EQNo
IP RatingIPX7
OmnidirectionalNo
Output Power50W
Party ModeYes (Wireless Dual Sound)
Power BankNo
Power InputDC Barrel Connector (19V/2.1A)
StereoPartially (1 woofer)
TWSYes (see https://www.reddit.com/r/Bluetooth_Speakers/comments/w339x5/how_to_harman_kardon_onyx_studio_5_6_dual_sound/)
USB PlaybackNo
Weight6.6 lbs / 3 kg

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LG Xboom Stage 301: $279.99 Amazon

LG Xboom Stage 301 ranking card

Pros: Wedge-style design works as a karaoke hub with removable/replaceable battery. Multiple standing positions. AI audio optimization via Dual-Bar lighting.

Cons: overpriced for what it is. Not the greatest frequency response.

AppYes (LG Xboom app)
Bass Extension (-10dB)43Hz
Battery Life12 hours (Manufacturer specified)
Bluetooth CodecsAAC, SBC
Built in MicrophoneNo
Digital Aux InputNo
Dimensions8.7" x 3.1" x 3.5" (220 x 80 x 90 mm)
Drivers6.5" woofer + dual 2.5" midrange drivers (Peerless)
EQYes (App EQ)
IP RatingIPX4
OmnidirectionalNo
Output Power120W
Party ModeYes (Auracast)
Power BankNo
Power InputUSB-C
StereoPartially (1 woofer)
TWSNo
USB PlaybackNo
Weight13.7 lbs / 6.2 kg

As an eBay Partner, we may be compensated if you make a purchase.