LG Xboom Bounce vs Marshall Kilburn II

Last updated: August 18, 2026

Short answer: the LG Xboom Bounce. It ranks #30 of 77 large speakers by sound quality at $119.99; the Marshall Kilburn II ranks #36 and costs $294.73, so there is not much of a tradeoff to weigh.

What the LG Xboom Bounce offers: Unique spherical design. Watch for: Bass extension not as deep as the top speakers.

What the Marshall Kilburn II gets right: 20W Class D amp + dual 8W tweeters. The catch: Boosted upper bass, not very detailed, not as deep bass as competitors, upper mids peak.

Buy the LG Xboom Bounce. It ranks higher for sound quality than the Marshall Kilburn II and costs less, so there is no real case for the other one.

If battery life is a priority, the LG Xboom Bounce is rated for 30 hours versus 20 hours for the Marshall Kilburn II.

If water resistance matters to you, the LG Xboom Bounce at IP67 (brief submersion) holds up far better than the Marshall Kilburn II at IPX2 (light drips).

LG Xboom Bounce vs Marshall Kilburn II

Specifications Side By Side

LG Xboom Bounce Marshall Kilburn II
Price$119.99$294.73
Ranked#30 of 77 in Large Size Portable Bluetooth Speakers#36 of 77 in Large Size Portable Bluetooth Speakers
AppYesNo
Bass Extension (-10dB)54Hz~58Hz
Battery Life30 hours (Manufacturer specified)20 hours (Manufacturer specified)
Bluetooth CodecsAAC, SBCSBC
EQYesNo
IP RatingIP67IPX2
Party ModeYes (Auracast)No
Power InputUSB-CUSB-C
StereoPartially (1 woofer)Yes
OmnidirectionalNoNo
TWSNoYes
Weight2.9 lbs / 1.32 kg5.5 lbs / 2.49 kg
WifiNo-
Aux InputYesYes
Built in MicrophoneYesYes
Power BankNoNo
Output Power40W36W
Dimensions10.3" x 3.7" x 3.9" (261.6 x 94 x 99.1 mm)9.6" x 6.4" x 5.5" (243 x 162 x 140 mm)
Drivers63mm woofer + dual dome tweeters (Peerless)1x 4" (102mm) woofer + 2x 20mm dome tweeters
Digital Aux InputNoNo
Max Volume-102dB

More useful head-to-heads from the same speaker class:

The Two Speakers In Full

LG Xboom Bounce: $119.99 Amazon

LG Xboom Bounce ranking card

Pros: Unique spherical design. Up to 30 hours battery at 50% volume. IP67 + MIL-STD-810H military certification for impact/vibration/temperature. Multipoint pairing stays connected to two devices. LED lights add flair.

Cons: Bass extension not as deep as the top speakers. Overpriced. This may move around in the rankings as we get better sound samples

AppYes
Aux InputYes
Bass Extension (-10dB)54Hz
Battery Life30 hours (Manufacturer specified)
Bluetooth CodecsAAC, SBC
Built in MicrophoneYes
Digital Aux InputNo
Dimensions10.3" x 3.7" x 3.9" (261.6 x 94 x 99.1 mm)
Drivers63mm woofer + dual dome tweeters (Peerless)
EQYes
IP RatingIP67
OmnidirectionalNo
Output Power40W
Party ModeYes (Auracast)
Power BankNo
Power InputUSB-C
StereoPartially (1 woofer)
TWSNo
Weight2.9 lbs / 1.32 kg
WifiNo

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Marshall Kilburn II: $294.73 Amazon

Marshall Kilburn II ranking card

Pros: 20W Class D amp + dual 8W tweeters. 20+ hour battery with quick-charge (20 min charges 3 hours of play). Rugged design with leather handle and reinforced corners, IPX2 rated. Thrives with rock music. Bluetooth 5.0 with 30ft range.

Cons: Boosted upper bass, not very detailed, not as deep bass as competitors, upper mids peak. Very low IPX2 water rating. AC charging

AppNo
Aux InputYes
Bass Extension (-10dB)~58Hz
Battery Life20 hours (Manufacturer specified)
Bluetooth CodecsSBC
Built in MicrophoneYes
Digital Aux InputNo
Dimensions9.6" x 6.4" x 5.5" (243 x 162 x 140 mm)
Drivers1x 4" (102mm) woofer + 2x 20mm dome tweeters
EQNo
IP RatingIPX2
Max Volume102dB
OmnidirectionalNo
Output Power36W
Party ModeNo
Power BankNo
Power InputUSB-C
StereoYes
TWSYes
Weight5.5 lbs / 2.49 kg

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