Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | JBL - Live Beam 3 | Anker - Liberty 4 Pro |
|---|---|---|
| Battery — buds | 12 h | 10 h |
| Battery — with case | 48 h | 40 h |
| Driver size | 10 mm | 10.5 mm |
| Spatial audio | true | false |
| Water resistance | IP55 | IPX4 |
| Weight per bud | 5.4 g | 5.6 g |
Between the Live Beam 3 and Liberty 4 Pro, the Live Beam 3 comes out ahead in battery — buds / battery — with case, while the Liberty 4 Pro wins on driver size. Overall, the Live Beam 3 scores 85.2 and the Liberty 4 Pro scores 81.6 on our Mars Score.
Which should you buy?
The Live Beam 3 edges ahead on the Mars Score (85.2 vs 81.6), but the 3.6-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the Live Beam 3 if your top frustration with your current device is running out of charge before the day ends — endurance is the lead spec here. The biggest gaps in its favor are battery — buds, battery — with case, spatial audio, among others. The single most decisive one: Battery — buds — 20.00% more. 12 h vs 10 h.
Pick the Liberty 4 Pro if you care most about driver size. Its strongest claims are driver size. The single most decisive one: Driver size — 5.00% more. 10.5 mm vs 10 mm.
Both ship with comparable active noise cancellation, multipoint, so those specs do not separate the two — focus on the differences below.
Bottom line: there is no wrong answer here — match the spec advantages to how you actually use the product. The Mars Score parity says both are well-rounded; the differences are about trade-offs, not quality.
Which should you buy: JBL - Live Beam 3 or Anker - Liberty 4 Pro?
JBL - Live Beam 3 leads the current Mars Score by 3.6 points.The more useful decision is the trade-off behind that result: compare driver size, battery — buds, weight per bud against the way you will actually use the product.
Choose JBL - Live Beam 3 if…
JBL - Live Beam 3 has the measurable edge on battery life buds h, battery life case h, has spatial audio.
Choose Anker - Liberty 4 Pro if…
Anker - Liberty 4 Pro has the measurable edge on driver size mm.
This is a structured comparison of the published catalog values. It is not a claim of identical real-world performance across every workload; use the linked spec drill-downs and methodology page to inspect the inputs.
Why JBL - Live Beam 3 wins
- ▲Battery — buds — 20.00% more. 12 h vs 10 h.
- ▲Battery — with case — 20.00% more. 48 h vs 40 h.
- ▲Has Spatial audio.
- ▲Water resistance: IP55 (vs IPX4).
- ▲Weight per bud — 0.20 g less. 5.4 vs 5.6.
Why Anker - Liberty 4 Pro wins
- ▲Driver size — 5.00% more. 10.5 mm vs 10 mm.
Spec comparison
Design
| Spec | JBL - Live Beam 3 | Anker - Liberty 4 Pro |
|---|---|---|
| Form factor | stemlead | in-ear |
| Weight per bud | 5.4 glead | 5.6 g |
| Water resistanceⓘ | IP55lead | IPX4 |
Audio
| Spec | JBL - Live Beam 3 | Anker - Liberty 4 Pro |
|---|---|---|
| Driver sizeⓘ | 10 mm | 10.5 mmlead |
| Active noise cancellationⓘ | true | true |
| Transparency mode | true | true |
| Spatial audioⓘ | truelead | false |
Battery
| Spec | JBL - Live Beam 3 | Anker - Liberty 4 Pro |
|---|---|---|
| Battery — buds | 12 hlead | 10 h |
| Battery — with case | 48 hlead | 40 h |
| Wireless case chargingⓘ | true | true |
Connectivity
| Spec | JBL - Live Beam 3 | Anker - Liberty 4 Pro |
|---|---|---|
| Bluetoothⓘ | 5.3 | 5.4lead |
| Codecsⓘ | LE Audio,LC3,AAC,SBC | LDAC,AAC,SBC |
| Multipointⓘ | true | true |
| In-ear detection | true | true |
Frequently asked
Which has longer battery, Live Beam 3 or Liberty 4 Pro?+
Live Beam 3 lasts 12h per charge vs 10h.
Do Live Beam 3 or Liberty 4 Pro support multipoint?+
Both support multipoint pairing.
Which has ANC, Live Beam 3 or Liberty 4 Pro?+
Both models have active noise cancellation.