Marshall Stockwell 2 vs JBL Xtreme 3

Last updated: August 18, 2026

Short answer: the Marshall Stockwell 2. It ranks #11 of 77 large speakers by sound quality at $200; the JBL Xtreme 3 ranks #18 and costs $209.12, so there is not much of a tradeoff to weigh.

The case for the Marshall Stockwell 2: Possibly the most natural sounding Marshall speaker. The tradeoff: Not stereo.

What the JBL Xtreme 3 gets right: Better treble and deeper bass than the Xtreme 2. The catch: Boosted bass.

Buy the Marshall Stockwell 2. It ranks higher for sound quality than the JBL Xtreme 3 and costs less, so there is no real case for the other one.

If water resistance matters to you, the JBL Xtreme 3 at IPX7 (brief submersion) holds up far better than the Marshall Stockwell 2 at IPX4 (splashing).

Marshall Stockwell 2 vs JBL Xtreme 3

Specifications Side By Side

Marshall Stockwell 2 JBL Xtreme 3
Price$200$209.12
Ranked#11 of 77 in Large Size Portable Bluetooth Speakers#18 of 77 in Large Size Portable Bluetooth Speakers
Aux InputYesYes
Bass Extension (-10dB)44Hz53Hz
Battery Life20 hours (Manufacturer specified)15 hours (Manufacturer specified)
Bluetooth CodecsSBCSBC
IP RatingIPX4IPX7
Bluetooth Latency50ms133ms
Max Volume96dB105dB
Party ModeNoYes (PartyBoost up to 100 speakers)
Power InputUSB-CUSB-C
StereoNoYes
OmnidirectionalYesNo
TWSNoYes
Weight3.1 lbs / 1.4 kg4 lbs / 1.83 kg
AppNoNo
Built in MicrophoneYesYes
EQNoNo
Power BankNoYes (USB-A + USB-C)
Bluetooth Version5.04.1
Dimensions7.1" x 6.3" x 2.8" (180 x 161 x 70 mm)11.7" x 5.4" x 5.3" (298 x 136 x 134 mm)
Drivers3" woofer, 2x 2" fullrange tweeters2x 70mm woofers, 2x 20mm tweeters
Frequency Response60Hz - 20kHz (Manufacturer specified)53.5Hz - 20kHz (Manufacturer specified)
Output Power20W100W
Digital Aux InputNoNo

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

The Two Speakers In Full

Marshall Stockwell 2: $200 Amazon

Marshall Stockwell 2 ranking card

Pros: Possibly the most natural sounding Marshall speaker. Excellent off-axis.

Cons: Not stereo. Not very loud. Uses added DSP reverb which audio purists may find annoying.

AppNo
Aux InputYes
Bass Extension (-10dB)44Hz
Battery Life20 hours (Manufacturer specified)
Bluetooth CodecsSBC
Bluetooth Latency50ms
Bluetooth Version5.0
Built in MicrophoneYes
Digital Aux InputNo
Dimensions7.1" x 6.3" x 2.8" (180 x 161 x 70 mm)
Drivers3" woofer, 2x 2" fullrange tweeters
EQNo
Frequency Response60Hz - 20kHz (Manufacturer specified)
IP RatingIPX4
Max Volume96dB
OmnidirectionalYes
Output Power20W
Party ModeNo
Power BankNo
Power InputUSB-C
StereoNo
TWSNo
Weight3.1 lbs / 1.4 kg

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JBL Xtreme 3: $209.12 Amazon

JBL Xtreme 3 ranking card

Pros: Better treble and deeper bass than the Xtreme 2. More balanced sounding than the Xtreme 4

Cons: Boosted bass. Not as deep bass as better speakers. Not as balanced as better speakers.

AppNo
Aux InputYes
Bass Extension (-10dB)53Hz
Battery Life15 hours (Manufacturer specified)
Bluetooth CodecsSBC
Bluetooth Latency133ms
Bluetooth Version4.1
Built in MicrophoneYes
Digital Aux InputNo
Dimensions11.7" x 5.4" x 5.3" (298 x 136 x 134 mm)
Drivers2x 70mm woofers, 2x 20mm tweeters
EQNo
Frequency Response53.5Hz - 20kHz (Manufacturer specified)
IP RatingIPX7
Max Volume105dB
OmnidirectionalNo
Output Power100W
Party ModeYes (PartyBoost up to 100 speakers)
Power BankYes (USB-A + USB-C)
Power InputUSB-C
StereoYes
TWSYes
Weight4 lbs / 1.83 kg

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