JBL Go 4 vs Harman Kardon Neo

Last updated: August 18, 2026

Short answer: the JBL Go 4. It ranks #25 of 47 small speakers by sound quality at $39.95; the Harman Kardon Neo ranks #43 and costs $90, so there is not much of a tradeoff to weigh.

What the JBL Go 4 offers: A little more bass than the Go 3 and they fixed the strange mids peak. Watch for: Not much bass at all, especially with electronic/bass-heavy tracks pushed past ~50% volume.

What the Harman Kardon Neo gets right: IPX7 waterproof. The catch: Huge lack of bass.

Buy the JBL Go 4. It ranks higher for sound quality than the Harman Kardon Neo 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 Neo. It ranks near the bottom of the 47 small speakers, so look higher up the list instead.

If water resistance matters to you, the JBL Go 4 at IP67 (brief submersion) holds up far better than the Harman Kardon Neo at no water resistance.

JBL Go 4 vs Harman Kardon Neo

Specifications Side By Side

JBL Go 4 Harman Kardon Neo
Price$39.95$90 Discontinued
Ranked#25 of 47 in Small Size Portable Bluetooth Speakers#43 of 47 in Small Size Portable Bluetooth Speakers
AppYesNo
Bass Extension (-10dB)~82Hz105Hz
Battery Life7 hours (Manufacturer specified)10 hours (Manufacturer specified)
EQYesNo
IP RatingIP67None
Party ModeYes (Auracast)No
Power BankNoNo
Power InputUSB-CUSB-C
StereoNoNo
OmnidirectionalNoNo
TWSYesNo
Weight0.4 lbs / 190 g0.6 lbs / 251 g
Aux InputNoNo
Bluetooth CodecsSBCSBC
Built in MicrophoneYesYes
Bluetooth Version5.34.2
Frequency Response90Hz - 20kHz (Manufacturer specified)130Hz - 20kHz (Manufacturer specified)
Dimensions3.7" x 3" x 1.7" (94.3 x 75.7 x 42.2 mm)4.3" x 4.3" x 1.3" (110 x 110 x 34.1 mm)
Charging Time3 hours3 hours
Drivers45mm1.6" (41mm) full-range driver
Output Power4.2W3W
Digital Aux InputNoNo
Max Volume-87dB
Discontinued-Yes

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

The Two Speakers In Full

JBL Go 4: $39.95 Amazon Bhphotovideo

JBL Go 4 ranking card

Pros: A little more bass than the Go 3 and they fixed the strange mids peak.

Cons: Not much bass at all, especially with electronic/bass-heavy tracks pushed past ~50% volume. Midrange can sound grainy and treble a bit sizzly; loses clarity at higher volumes.

AppYes
Aux InputNo
Bass Extension (-10dB)~82Hz
Battery Life7 hours (Manufacturer specified)
Bluetooth CodecsSBC
Bluetooth Version5.3
Built in MicrophoneYes
Charging Time3 hours
Digital Aux InputNo
Dimensions3.7" x 3" x 1.7" (94.3 x 75.7 x 42.2 mm)
Drivers45mm
EQYes
Frequency Response90Hz - 20kHz (Manufacturer specified)
IP RatingIP67
OmnidirectionalNo
Output Power4.2W
Party ModeYes (Auracast)
Power BankNo
Power InputUSB-C
StereoNo
TWSYes
Weight0.4 lbs / 190 g

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Harman Kardon Neo: $90 Discontinued

Harman Kardon Neo ranking card

Pros: IPX7 waterproof. Elegant matte-metal design with an attachment loop. Echo-cancelling mic for calls; goes louder than its size suggests.

Cons: Huge lack of bass. Discontinued.

AppNo
Aux InputNo
Bass Extension (-10dB)105Hz
Battery Life10 hours (Manufacturer specified)
Bluetooth CodecsSBC
Bluetooth Version4.2
Built in MicrophoneYes
Charging Time3 hours
Digital Aux InputNo
Dimensions4.3" x 4.3" x 1.3" (110 x 110 x 34.1 mm)
DiscontinuedYes
Drivers1.6" (41mm) full-range driver
EQNo
Frequency Response130Hz - 20kHz (Manufacturer specified)
IP RatingNone
Max Volume87dB
OmnidirectionalNo
Output Power3W
Party ModeNo
Power BankNo
Power InputUSB-C
StereoNo
TWSNo
Weight0.6 lbs / 251 g

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