JBL Flip 4 vs Sony XB23

Last updated: August 18, 2026

Short answer: the JBL Flip 4. It ranks #63 of 136 medium speakers by sound quality at $70; the Sony XB23 ranks #64 and costs $100, so there is not much of a tradeoff to weigh.

What the JBL Flip 4 gets right: Less bass than a Flip 5. The catch: Battery failures are common.

What the Sony XB23 offers: Reasonably neutral. Watch for: Bass drops off a ton at high levels.

Buy the JBL Flip 4. It ranks higher for sound quality than the Sony XB23 and costs less, so there is no real case for the other one.

If water resistance matters to you, the JBL Flip 4 at IPX7 (brief submersion) holds up far better than the Sony XB23 at IPX4 (splashing).

JBL Flip 4 vs Sony XB23

Specifications Side By Side

JBL Flip 4 Sony XB23
Price$70 Discontinued$100
Ranked#63 of 136 in Medium Size Portable Bluetooth Speakers#64 of 136 in Medium Size Portable Bluetooth Speakers
Aux InputYes-
Bass Extension (-10dB)66Hz67Hz
Battery Life12 hours (Manufacturer specified)12 hours (Manufacturer specified)
Bluetooth Latency300ms-
Party ModeYes (Connect+ up to 100 speakers)Yes (Party Connect up to 100 speakers)
Power InputMicro USB-
TWSNo-
Weight1.1 lbs / 510 g1.3 lbs / 580 g
Bluetooth Version4.25.0
Drivers2x 40mm fullrange2x 42x51mm X-Balanced racetrack drivers + 2x passive radiators
Dimensions6.9" x 2.8" x 2.6" (175 x 70 x 65 mm)3" x 8.6" x 3" (76 x 218 x 76 mm)
Frequency Response70Hz - 20kHz (Manufacturer specified)-
Output Power16W RMS8W RMS
IP RatingIPX7IPX4
DiscontinuedYes-
Max Volume92dB95dB
Digital Aux InputNoNo
OmnidirectionalNoNo
Bluetooth Codecs-SBC, AAC, LDAC
Built in Microphone-Yes
EQ-Yes (3-band: bass, mid, treble)
App-Yes (Sony Music Center)

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

The Two Speakers In Full

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

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Sony XB23: $100

Sony XB23 ranking card

Pros: Reasonably neutral. IP67 rated with a strap hook for backpacks. USB-C charging; up to 12 hour battery life.

Cons: Bass drops off a ton at high levels. Reduces its own volume over time when turned to max

AppYes (Sony Music Center)
Bass Extension (-10dB)67Hz
Battery Life12 hours (Manufacturer specified)
Bluetooth CodecsSBC, AAC, LDAC
Bluetooth Version5.0
Built in MicrophoneYes
Digital Aux InputNo
Dimensions3" x 8.6" x 3" (76 x 218 x 76 mm)
Drivers2x 42x51mm X-Balanced racetrack drivers + 2x passive radiators
EQYes (3-band: bass, mid, treble)
IP RatingIPX4
Max Volume95dB
OmnidirectionalNo
Output Power8W RMS
Party ModeYes (Party Connect up to 100 speakers)
Weight1.3 lbs / 580 g

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