Compare up to 10 devices across categories. Keep the purpose and the source beside the numbers.
Lowest recorded store prices take priority over announced or launch prices, within the selected source market. Currencies use the dated EUR reference rates. Deposits and recurring charges are excluded from price order; missing prices stay last. Original price records remain visible.
Interpretation, calls and media translation
Keep in mind Offline language packs and modes have conditions; media translation needs internet. Accuracy percentages are manufacturer claims and not independent testing.
In-person, call and media interpretation
Keep in mind The $299 hardware option requires a subscription for advanced call/media features after a trial; $379 is the one-time-purchase version.
Published specifications and documented constraints. See the full comparison below for prices and sources.
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| Audio & hearablesAdd a model |  |  |
|---|---|---|
| Prices · all markets | $449 USD≈ €402 EURECB 2026-10-12Global · Store price · In stock in official structured offer 1 offer records & sources$449 USD≈ €402 EURECB 2026-10-12 Global · Store price In stock in official structured offerTimekettle W4 Pro 2026, grey Original source market label: International store / USD.Check merchant offer ↗Price source ↗ Checked 2026-10-12 | $299 USD≈ €267 EURECB 2026-10-12Global · Store price · In stock in official structured offer 2 offer records & sources$379 USD≈ €339 EURECB 2026-10-12 Global · Store price In stock in official structured offerTimekettle W4 Plus one-time-purchase edition Original source market label: International store / USD.Check merchant offer ↗Price source ↗ Checked 2026-10-12$299 USD≈ €267 EURECB 2026-10-12 Global · Store price In stock in official structured offerTimekettle W4 Plus subscription edition Advanced media/call/AI features need subscription after seven-day trial. Original source market label: International store / USD.Check merchant offer ↗Price source ↗ Checked 2026-10-12 |
| Designed for | Interpretation, calls and media translation ↗ | In-person, call and media interpretation ↗ |
| Battery / power | Up to six hours continuous translation ↗ | Three hours continuous; 18 hours with case ↗ |
| Form factor | Open-ear earbuds ↗ | Earbuds with charging case ↗ |
| Online Languages | 52 languages, 106 accents ↗ | 52 languages, 106 accents ↗ |
| Offline Languages | 13 language pairs ↗ | 13 downloadable packs ↗ |
| Fast Charging | Ten minutes for one hour translation ↗ | Not applicable to this category |
| Translation Modes | One-on-one, Listen & Play and online media translation ↗ | Not applicable to this category |
| App Required | Timekettle smartphone app ↗ | Timekettle app ↗ |
| Voice Pickup | Not applicable to this category | Bone-conduction noise cancellation ↗ |
| Commercial Plans | Not applicable to this category | Subscription or one-time-purchase version ↗ |
| Availability | Offline language packs and modes have conditions; media translation needs internet. Accuracy percentages are manufacturer claims and not independent testing. | The $299 hardware option requires a subscription for advanced call/media features after a trial; $379 is the one-time-purchase version. |
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| Editorial pick & release | No editorial ranking recorded | No editorial ranking recorded |
| Evidence | Manufacturer source Checked 2026-10-12 | Manufacturer source Checked 2026-10-12 |
Battery claims use different conditions and are not a controlled benchmark. “Not verified” is an evidence gap, not a missing feature. Prices are dated regional snapshots. Deposits, bundles and historical launch prices are labelled. Brightness measurement methods and battery workloads vary by manufacturer.
