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.
Multisport training, mapping and recovery estimates
Keep in mind Optical wrist measurements and training estimates are not a clinical diagnosis. Battery runtime varies with mode and feature use.
Multisport training and navigation
Keep in mind Optical wrist measurements and training estimates are not a clinical diagnosis. Battery runtime varies with mode and feature use.
Published specifications and documented constraints. See the full comparison below for prices and sources.
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| SmartwatchesAdd a model |  |  |
|---|---|---|
| Prices · all markets | €399.90 EUR≈ $447 USDECB 2026-10-12EU · Store price · Listed; fulfilment not independently confirmed 1 offer records & sources€399.90 EUR≈ $447 USDECB 2026-10-12 EU · Store price Listed; fulfilment not independently confirmedPolar Polar Vantage M3 Exact manufacturer model page or selected SKU lists this amount. Local taxes, destination fulfilment and checkout were not tested.Check merchant offer ↗Price source ↗ Checked 2026-10-12 | Price not verified 0 offer records & sourcesNo verified price in this audit. |
| Designed for | Multisport training, mapping and recovery estimates ↗ | Multisport training and navigation ↗ |
| Display | 1.28-inch AMOLED, 416 × 416 touchscreen ↗ | Not verified |
| Sensors | Gen4 OHR, Gen1 wrist ECG, SpO2, skin temperature; barometer and compass ↗ | Not verified |
| Satellite positioning | Dual-frequency GPS; GPS, GLONASS, Galileo, BeiDou, QZSS ↗ | Single-band Performance mode ↗ |
| Battery / power | 310 mAh Li-Pol; manufacturer current table: 27 h Performance training, 90 h Eco, 8 days smartwatch ↗ | Not verified |
| Water / dust rating | WR50 ↗ | 100 m manufacturer rating ↗ |
| Weight | 53 g with strap; 35 g without ↗ | Not verified |
| Form factor | Wrist watch ↗ | Wrist watch ↗ |
| Dimensions | 44.7 × 44.7 × 12.2 mm ↗ | Not applicable to this category |
| Storage | 32 GB ↗ | Not applicable to this category |
| Wireless | Bluetooth LE; proprietary USB-C charging cable ↗ | Not applicable to this category |
| Thickness | Not applicable to this category | 10.8 mm ↗ |
| Glass | Not applicable to this category | Sapphire ↗ |
| Bezel | Not applicable to this category | Stainless steel; titanium on selected variants ↗ |
| Gps Runtime | Not applicable to this category | Up to 40 h Performance mode; up to 300 h Tour mode with lower GPS accuracy and HR off ↗ |
| Daily Runtime | Not applicable to this category | Up to 21 days daily heart rate on, up to 30 days off ↗ |
| Sport Modes | Not applicable to this category | 115+ modes listed on manufacturer page ↗ |
| Snorkelling | Not applicable to this category | Dedicated snorkelling mode ↗ |
| Availability | Manufacturer documentation verified. Destination checkout and fulfilment were not tested. | Manufacturer documentation verified. 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 2026-10-12 | 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.
