Bose Soundlink Revolve+ II vs JBL Flip 4

Last updated: August 20, 2026

Short answer: the Bose Soundlink Revolve+ II for better sound quality, the JBL Flip 4 for the lower price. The Bose Soundlink Revolve+ II ranks #45 of 136 medium speakers at $269. The JBL Flip 4 ranks #63 at $70, $199 cheaper.

What the Bose Soundlink Revolve+ II gets right: True 360° sound stays consistent no matter where you stand around it, unlike most portable speakers. The tradeoff: Overly boosted bass, warm sounding.

What the JBL Flip 4 offers: Less bass than a Flip 5. Set against that: Battery failures are common.

One note: the JBL Flip 4 is discontinued, but it still ranks #63 of 136 medium speakers by sound quality, ahead of most of what is still sold new, so it is worth considering used.

Buy the Bose Soundlink Revolve+ II if sound quality matters more than the price. Buy the JBL Flip 4 if the price matters more than sound quality.

Bose Soundlink Revolve+ II vs JBL Flip 4

Specifications Side By Side

Bose Soundlink Revolve+ II JBL Flip 4
Price$269.00$70 Discontinued
Ranked#45 of 136 in Medium Size Portable Bluetooth Speakers#63 of 136 in Medium Size Portable Bluetooth Speakers
Aux InputYesYes
Battery Life17 hours (Manufacturer specified)12 hours (Manufacturer specified)
IP RatingIP55IPX7
Power InputMicro USBMicro USB
StereoNo-
OmnidirectionalYesNo
Weight2 lbs / 0.91 kg1.1 lbs / 510 g
Bluetooth Version4.14.2
Dimensions3.2" x 6" x 3.2" (82 x 152 x 82 mm)6.9" x 2.8" x 2.6" (175 x 70 x 65 mm)
AppBose Connect-
Built in MicrophoneYes-
Bluetooth CodecsSBC-
EQNo-
Drivers1x omnidirectional full-range transducer + 2x passive radiators (driver size undisclosed by Bose)2x 40mm fullrange
Digital Aux InputNoNo
Bass Extension (-10dB)-66Hz
Bluetooth Latency-300ms
Party Mode-Yes (Connect+ up to 100 speakers)
TWS-No
Frequency Response-70Hz - 20kHz (Manufacturer specified)
Output Power-16W RMS
Discontinued-Yes
Max Volume-92dB

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

The Two Speakers In Full

Bose Soundlink Revolve+ II ranking card

Pros: True 360° sound stays consistent no matter where you stand around it, unlike most portable speakers.

Cons: Overly boosted bass, warm sounding. Boosted mids. Rolled off treble. Only IP55.

AppBose Connect
Aux InputYes
Battery Life17 hours (Manufacturer specified)
Bluetooth CodecsSBC
Bluetooth Version4.1
Built in MicrophoneYes
Digital Aux InputNo
Dimensions3.2" x 6" x 3.2" (82 x 152 x 82 mm)
Drivers1x omnidirectional full-range transducer + 2x passive radiators (driver size undisclosed by Bose)
EQNo
IP RatingIP55
OmnidirectionalYes
Power InputMicro USB
StereoNo
Weight2 lbs / 0.91 kg

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JBL Flip 4: $70 Discontinued Amazon

JBL Flip 4 ranking card

Pros: Less bass than a Flip 5. Peaky lower treble.

Cons: Battery failures are common. Discontinued.

Aux InputYes
Bass Extension (-10dB)66Hz
Battery Life12 hours (Manufacturer specified)
Bluetooth Latency300ms
Bluetooth Version4.2
Digital Aux InputNo
Dimensions6.9" x 2.8" x 2.6" (175 x 70 x 65 mm)
DiscontinuedYes
Drivers2x 40mm fullrange
Frequency Response70Hz - 20kHz (Manufacturer specified)
IP RatingIPX7
Max Volume92dB
OmnidirectionalNo
Output Power16W RMS
Party ModeYes (Connect+ up to 100 speakers)
Power InputMicro USB
TWSNo
Weight1.1 lbs / 510 g

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