JBL
JBL Flip 7
An easy carry for the park or patio, at 1.23 lb. IP68 protection suits outdoor use, while USB-C audio adds a wired option alongside Bluetooth.
Bettr Score
78.7/100
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Portable Speakers
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JBL Flip 7 vs Marshall Kilburn III
The short answer
JBL Flip 7 wins this comparison. Choose it if you want less weight in your bag. JBL Flip 7 weighs 1.23 lb versus 6.17 lb — 4.94 lb less to carry. Its recorded reference price is $230.04 lower.
Marshall
Marshall Kilburn III
Long weekends between charges are its main draw: 50+ hours of playtime, plus phone charging. Bass and treble knobs give hands-on control, though the 6.17 lb body is substantial.
Bettr Score
58.8/100
Side-by-side specifications
| JBL Flip 7 | Specification | Marshall Kilburn III |
|---|---|---|
$149.95 ✓ Winner | Reference price | $379.99 |
16 hours | Advertised battery life | 50 hours ✓ Winner |
1.23 lb ✓ Winner | Weight | 6.17 lb |
IP68 | Ingress protectionPersonal preference | IP54 |
5 ✓ Winner | Durability tier | 2 |
5.4 | Bluetooth versionPersonal preference | 5.3 |
No | Can charge another device | Yes ✓ Winner |
Yes ✓ Winner | USB audio input | No |
Yes | Auracast or compatible broadcast pairingTie | Yes |
No | Floats in waterTie | No |
No | SpeakerphoneTie | No |
The buying advice
Which speaker fits you?
Who should choose JBL Flip 7?
Choose JBL Flip 7 if you want less weight in your bag. JBL Flip 7 weighs 1.23 lb versus 6.17 lb — 4.94 lb less to carry.
Who should choose Marshall Kilburn III?
Choose Marshall Kilburn III if a longer advertised playtime matters. Marshall Kilburn III advertises up to 50 hours, versus up to 16 hours with Playtime Boost for JBL Flip 7.
The main tradeoff
JBL Flip 7 weighs 1.23 lb versus 6.17 lb — 4.94 lb less to carry. Marshall Kilburn III advertises up to 50 hours, versus up to 16 hours with Playtime Boost for JBL Flip 7. The recorded reference-price difference is $230.04.
Sources and score details
- JBL Flip 7: sound quality carries 60% of its model; 6.6/10 contributes 46.8 of its 78.7 points.
- Marshall Kilburn III: recorded reference price carries 20% of its model; its score also reflects the other verified specifications shown below.
Less to carry
JBL Flip 7 weighs 1.23 lb versus 6.17 lb — 4.94 lb less to carry.
Longer advertised playtime
Marshall Kilburn III advertises up to 50 hours, versus up to 16 hours with Playtime Boost for JBL Flip 7.
Charge your phone
Marshall Kilburn III can charge another device from its battery; the other speaker’s verified specification says it cannot. Charging a phone uses some of the speaker’s battery.
Wired USB audio
JBL Flip 7 supports USB audio input; the other speaker’s verified specification says it does not. Check source-device compatibility.
People's Pick
Which one would you choose?
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Where to buy JBL Flip 7
eBay — New
Affiliate link
In stock · checked Oct 30, 2026
Price needs rechecking. Confirm at the retailer.
$76.99
Item + shipping · before tax
$76.99 + $0.00 shipping
We may earn a commission when you buy through links marked “Affiliate link.” This does not change your price or our scores. How we earn
Where to buy Marshall Kilburn III
eBay — New
Affiliate link
In stock · checked Oct 30, 2026
Price needs rechecking. Confirm at the retailer.
$349.99
Item + shipping · before tax
$349.99 + $0.00 shipping
We may earn a commission when you buy through links marked “Affiliate link.” This does not change your price or our scores. How we earn