Shokz OpenSwim Pro
Swimming and land-based audio
Keep in mind Photograph is the original reviewer’s OpenSwimPro/S710 unit. Current maker page lists BluetoothV5.4; radio revision of photographed unit not independently established.
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The differences that matter
soundcore C40i
Open-ear everyday audio and phone calls
Keep in mind Features require compatible software and appropriate fit. Runtime and performance vary with configuration.
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 | $229.95 USD≈ €206 EURECB 2026-10-12US · Store price · Listed; model page includes Sold out state, variant fulfilment not confirmed 1 offer records & sources$229.95 USD≈ €206 EURECB 2026-10-12 US · Store price Listed; model page includes Sold out state, variant fulfilment not confirmedShokz OpenSwimPro/S710 grey standard configuration Manufacturer structured offer lists$229.95 for S710-ST-GY-US. Visible page includes Sold out state, so in-stock is not asserted.Check merchant offer ↗Price source ↗ Checked 2026-10-12 | $119.99 USD≈ €107 EURECB 2026-10-12US · Store price · Listed; local checkout and fulfilment not tested 1 offer records & sources$119.99 USD≈ €107 EURECB 2026-10-12 US · Store price Listed; local checkout and fulfilment not testedsoundcore C40i/A3331 standard pair Manufacturer exact-model listing; no currency conversion or shipping assertion.Check merchant offer ↗Price source ↗ Checked 2026-10-12 |
| Designed for | Swimming and land-based audio ↗ | Open-ear everyday audio and phone calls ↗ |
| Water / dust rating | IP68; manufacturer permits up to2 m fresh-water submersion ↗ | IPX4 ↗ |
| Weight | Not verified | 5.8 g per earbud ↗ |
| Form factor | Open-ear bone-conduction headset ↗ | Clip-on open-ear earbuds ↗ |
| Storage | 32 GB integrated music storage; usable space is lower ↗ | Not applicable to this category |
| Wireless | BluetoothV5.4 listed on current manufacturer page; original reviewed unit radio revision was not independently checked ↗ | Bluetooth5.4; multipoint connection ↗ |
| Playtime | Up to9 h Bluetooth /6 h MP3 playback ↗ | Up to7 h earbuds /21 h with case ↗ |
| Underwater Mode | MP3 playback only; Bluetooth is disrupted by water ↗ | Not applicable to this category |
| File Formats | MP3,FLAC,WAV,AAC,M4A,APE,WMA ↗ | Not applicable to this category |
| Charging | 4-pin magnetic cable ↗ | Fast charging supported ↗ |
| Controls | Multifunction physical button and Shokz app ↗ | Physical buttons ↗ |
| Driver | Not applicable to this category | 12 ×17 mm titanium-coated driver ↗ |
| Fit | Not applicable to this category | 0.5 mm memory titanium wire and TPU flexible joint ↗ |
| Availability | Manufacturer model documentation verified. Exact destination checkout and fulfilment were not tested. | Manufacturer model documentation verified. Exact destination checkout and fulfilment were not tested. |
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| Editorial pick & release | No editorial ranking recorded | No editorial ranking recorded |
| Evidence | Manufacturer source Checked 2026-10-13 | Manufacturer source Checked 2026-10-13 |
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.