JBL Go 3 vs Harman Kardon Esquire Mini 2

Last updated: August 18, 2026

Short answer: the JBL Go 3. It ranks #26 of 47 small speakers by sound quality at $39.95; the Harman Kardon Esquire Mini 2 ranks #42 and costs $100, so there is not much of a tradeoff to weigh.

On the JBL Go 3 side: Genuinely pocket-sized at 209g. Set against that: Not much bass at all, strange mids peak.

The case for the Harman Kardon Esquire Mini 2: Doubles as a hands-free speakerphone and USB power bank. The tradeoff: Huge lack of bass.

Buy the JBL Go 3. It ranks higher for sound quality than the Harman Kardon Esquire Mini 2 and costs less, so there is no real case for the other one.

If sound quality matters at all to you, skip the Harman Kardon Esquire Mini 2. It ranks near the bottom of the 47 small speakers, so look higher up the list instead.

If battery life is a priority, the Harman Kardon Esquire Mini 2 is rated for 10 hours versus 5 hours for the JBL Go 3.

If water resistance matters to you, the JBL Go 3 at IP67 (brief submersion) holds up far better than the Harman Kardon Esquire Mini 2 at no water resistance.

JBL Go 3 vs Harman Kardon Esquire Mini 2

Specifications Side By Side

JBL Go 3 Harman Kardon Esquire Mini 2
Price$39.95$100 Discontinued
Ranked#26 of 47 in Small Size Portable Bluetooth Speakers#42 of 47 in Small Size Portable Bluetooth Speakers
AppNoNo
Bass Extension (-10dB)87Hz~120Hz
Battery Life5 hours (Manufacturer specified)10 hours (Manufacturer specified)
EQNoNo
IP RatingIP67None
Max Volume88dB-
Party ModeNoNo
Power BankNoYes (USB-A)
StereoNoNo
OmnidirectionalNoNo
TWSNoNo
Weight0.5 lbs / 209 g0.6 lbs / 250 g
Aux InputNoYes
Bluetooth CodecsSBCSBC
Built in MicrophoneYesYes
Power InputUSB-CUSB-C
Bluetooth Version5.14.2
Frequency Response110Hz - 20kHz (Manufacturer specified)130Hz - 20kHz (Manufacturer specified)
Dimensions3.4" x 2.7" x 1.6" (86 x 69 x 40 mm)5.5" x 3" x 1" (140 x 75.2 x 26.1 mm)
Charging Time2.5 hours3 hours
Output Power4.2W8W
Drivers36mm full-range driver2x 44.5mm (~1.75") full-range drivers
Digital Aux InputNoNo
Discontinued-Yes

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

The Two Speakers In Full

JBL Go 3: $39.95 Amazon

JBL Go 3 ranking card

Pros: Genuinely pocket-sized at 209g. IP67 rated, survives full submersion in a meter of water for 30 minutes. Rope loop for clipping to a bag.

Cons: Not much bass at all, strange mids peak.

AppNo
Aux InputNo
Bass Extension (-10dB)87Hz
Battery Life5 hours (Manufacturer specified)
Bluetooth CodecsSBC
Bluetooth Version5.1
Built in MicrophoneYes
Charging Time2.5 hours
Digital Aux InputNo
Dimensions3.4" x 2.7" x 1.6" (86 x 69 x 40 mm)
Drivers36mm full-range driver
EQNo
Frequency Response110Hz - 20kHz (Manufacturer specified)
IP RatingIP67
Max Volume88dB
OmnidirectionalNo
Output Power4.2W
Party ModeNo
Power BankNo
Power InputUSB-C
StereoNo
TWSNo
Weight0.5 lbs / 209 g

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Harman Kardon Esquire Mini 2: $100 Discontinued

Harman Kardon Esquire Mini 2 ranking card

Pros: Doubles as a hands-free speakerphone and USB power bank. Metal grille with a faux-leather back and a small kickstand. 8-10 hour battery life.

Cons: Huge lack of bass. Sounds very thin and tinny at high volume. Discontinued.

AppNo
Aux InputYes
Bass Extension (-10dB)~120Hz
Battery Life10 hours (Manufacturer specified)
Bluetooth CodecsSBC
Bluetooth Version4.2
Built in MicrophoneYes
Charging Time3 hours
Digital Aux InputNo
Dimensions5.5" x 3" x 1" (140 x 75.2 x 26.1 mm)
DiscontinuedYes
Drivers2x 44.5mm (~1.75") full-range drivers
EQNo
Frequency Response130Hz - 20kHz (Manufacturer specified)
IP RatingNone
OmnidirectionalNo
Output Power8W
Party ModeNo
Power BankYes (USB-A)
Power InputUSB-C
StereoNo
TWSNo
Weight0.6 lbs / 250 g

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