Bose Soundlink Flex 2nd gen vs JBL Pulse 5

Last updated: August 20, 2026

Short answer: the Bose Soundlink Flex 2nd gen. It ranks #33 of 136 medium speakers by sound quality at $129.99; the JBL Pulse 5 ranks #42 and costs $199.12, so there is not much of a tradeoff to weigh.

The case for the Bose Soundlink Flex 2nd gen: Pretty much identical sounding to the 1st gen. The catch: Not stereo. Warm sounding with overly boosted bass which drowns out midrange detail.

On the JBL Pulse 5 side: Cool light show, although not synced to the music like the Pulse 2. Watch for: Not quite as deep bass as others.

Buy the Bose Soundlink Flex 2nd gen. It ranks higher for sound quality than the JBL Pulse 5 and costs less, so there is no real case for the other one.

Bose Soundlink Flex 2nd gen vs JBL Pulse 5

Specifications Side By Side

Bose Soundlink Flex 2nd gen JBL Pulse 5
Price$129.99$199.12
Ranked#33 of 136 in Medium Size Portable Bluetooth Speakers#42 of 136 in Medium Size Portable Bluetooth Speakers
AppYesYes
Battery Life12 hours (Manufacturer specified)12 hours (Manufacturer specified)
Built in MicrophoneYes-
EQYes (3 band)Yes
IP RatingIP67IP67
Party ModeYes (Bose Party mode)Yes (PartyBoost up to 100 speakers)
Power InputUSB-CUSB-C
StereoNoNo
OmnidirectionalNoPointing up
TWSYes-
Weight1.3 lbs / 586 g3.3 lbs / 1500 g
Bluetooth Version5.35.3
Dimensions7.9" x 3.5" x 2" (201 x 90 x 52 mm)4.2" x 8.4" x 5.2" (107 x 214 x 131 mm)
Aux InputNo-
Drivers60mm full-range driver with passive radiators64mm woofer, 16mm tweeter
Bluetooth CodecsSBC, AAC, aptX AdaptiveSBC
Digital Aux InputNoNo
Bass Extension (-10dB)-~58Hz
Frequency Response-58Hz - 20kHz (Manufacturer specified)
Output Power-40W

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

The Two Speakers In Full

Bose Soundlink Flex 2nd gen ranking card

Pros: Pretty much identical sounding to the 1st gen

Cons: Not stereo. Warm sounding with overly boosted bass which drowns out midrange detail. Self drains the battery about 10% a week.

AppYes
Aux InputNo
Battery Life12 hours (Manufacturer specified)
Bluetooth CodecsSBC, AAC, aptX Adaptive
Bluetooth Version5.3
Built in MicrophoneYes
Digital Aux InputNo
Dimensions7.9" x 3.5" x 2" (201 x 90 x 52 mm)
Drivers60mm full-range driver with passive radiators
EQYes (3 band)
IP RatingIP67
OmnidirectionalNo
Party ModeYes (Bose Party mode)
Power InputUSB-C
StereoNo
TWSYes
Weight1.3 lbs / 586 g

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JBL Pulse 5: $199.12 Amazon

JBL Pulse 5 ranking card

Pros: Cool light show, although not synced to the music like the Pulse 2.

Cons: Not quite as deep bass as others. Plastic scratches easily.

AppYes
Bass Extension (-10dB)~58Hz
Battery Life12 hours (Manufacturer specified)
Bluetooth CodecsSBC
Bluetooth Version5.3
Digital Aux InputNo
Dimensions4.2" x 8.4" x 5.2" (107 x 214 x 131 mm)
Drivers64mm woofer, 16mm tweeter
EQYes
Frequency Response58Hz - 20kHz (Manufacturer specified)
IP RatingIP67
OmnidirectionalPointing up
Output Power40W
Party ModeYes (PartyBoost up to 100 speakers)
Power InputUSB-C
StereoNo
Weight3.3 lbs / 1500 g

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