Marshall Middleton II vs Ultimate Ears Everboom

Last updated: August 18, 2026

Short answer: the Marshall Middleton II for better sound quality, the Ultimate Ears Everboom for the lower price. The Marshall Middleton II ranks #28 of 77 large speakers at $330. The Ultimate Ears Everboom ranks #32 at $149.99, $180.01 cheaper.

The case for the Marshall Middleton II: Very deep bass for the size/weight. The tradeoff: Bass boosted which drowns out the midrange.

On the Ultimate Ears Everboom side: This speaker may move around as we get better sound samples. Set against that: Has an upper bass boost and is tuned warm with rolled off treble.

Buy the Marshall Middleton II if sound quality matters more than the price. Buy the Ultimate Ears Everboom if the price matters more than sound quality.

If battery life is a priority, the Marshall Middleton II is rated for 30 hours versus 20 hours for the Ultimate Ears Everboom.

Buy the Marshall Middleton II at Amazon ($330) →Buy the Ultimate Ears Everboom at Amazon ($149.99) →

Marshall Middleton II vs Ultimate Ears Everboom

Specifications Side By Side

Marshall Middleton II Ultimate Ears Everboom
Price$330$149.99
Ranked#28 of 77 in Large Size Portable Bluetooth Speakers#32 of 77 in Large Size Portable Bluetooth Speakers
AppYesYes
Aux InputYesYes
Bass Extension (-10dB)38Hz-
Battery Life30 hours (Manufacturer specified)20 hours (Manufacturer specified)
Built in MicrophoneYesYes
EQYes (5 band)Yes
IP RatingIP67IP67
Party ModeYes (Marshall Stack)Yes (PartyUp up to 50 speakers)
Power BankYes (USB-C)No
Power InputUSB-CUSB-C
Weight4 lbs / 1.8 kg2.1 lbs / 949 g
Bluetooth CodecsSBCSBC
StereoYesNo
OmnidirectionalNoYes
TWSYesNo
Bluetooth Version5.35.1
Dimensions9.1" x 3.9" x 4.3" (230 x 98 x 110 mm)8.1" x 3.3" x 4.3" (205 x 85 x 110 mm)
Drivers2x 75mm woofers, 2x 0.625" tweeters + 2x passive radiators2x 56.6mm x 56.2mm fullrange transducers + 2x passive radiators
Frequency Response50Hz - 20kHz (Manufacturer specified)-
Output Power80W14W
Digital Aux InputNoNo
Buy the Marshall Middleton II at Amazon ($330) →Buy the Ultimate Ears Everboom at Amazon ($149.99) →

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

The Two Speakers In Full

Marshall Middleton II: $330 Amazon

Marshall Middleton II ranking card

Pros: Very deep bass for the size/weight.

Cons: Bass boosted which drowns out the midrange. Dip around 200hz, peak at 1khz, dipped at 1.6khz. Strange frequency response through the mids.

Full Marshall Middleton II review and specifications →

AppYes
Aux InputYes
Bass Extension (-10dB)38Hz
Battery Life30 hours (Manufacturer specified)
Bluetooth CodecsSBC
Bluetooth Version5.3
Built in MicrophoneYes
Digital Aux InputNo
Dimensions9.1" x 3.9" x 4.3" (230 x 98 x 110 mm)
Drivers2x 75mm woofers, 2x 0.625" tweeters + 2x passive radiators
EQYes (5 band)
Frequency Response50Hz - 20kHz (Manufacturer specified)
IP RatingIP67
OmnidirectionalNo
Output Power80W
Party ModeYes (Marshall Stack)
Power BankYes (USB-C)
Power InputUSB-C
StereoYes
TWSYes
Weight4 lbs / 1.8 kg
Check current price at Amazon ($330) →Search eBay for Marshall Middleton II →

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

Ultimate Ears Everboom: $149.99 Amazon

Ultimate Ears Everboom ranking card

Pros: This speaker may move around as we get better sound samples

Cons: Has an upper bass boost and is tuned warm with rolled off treble. Not very deep bass.

Full Ultimate Ears Everboom review and specifications →

AppYes
Aux InputYes
Battery Life20 hours (Manufacturer specified)
Bluetooth CodecsSBC
Bluetooth Version5.1
Built in MicrophoneYes
Digital Aux InputNo
Dimensions8.1" x 3.3" x 4.3" (205 x 85 x 110 mm)
Drivers2x 56.6mm x 56.2mm fullrange transducers + 2x passive radiators
EQYes
IP RatingIP67
OmnidirectionalYes
Output Power14W
Party ModeYes (PartyUp up to 50 speakers)
Power BankNo
Power InputUSB-C
StereoNo
TWSNo
Weight2.1 lbs / 949 g
Check current price at Amazon ($149.99) →Search eBay for Ultimate Ears Everboom →

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