| Display | 1.28-inch AMOLED touchscreen, 416 x 416, Gorilla Glass 3, always-on option with ambient light sensor | OLED Retina, up to 30% more screen area than Series 9 |
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| Body | 44.7 x 44.7 x 12.2 mm; 53 g with wristband (35 g without); glass-fibre reinforced plastic case with stainless steel bezel; 22 mm quick-release silicone wristband; WR50 water resistance | — |
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| Battery | Up to 7 days in smartwatch mode; up to 30 hours in training mode (Polar's spec table lists 27 hours performance, 90 hours eco and 8 days smartwatch); 310 mAh replaceable Li-Pol battery | — |
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| Storage | 32 GB (offline maps), 37 MB memory, 275 MHz CPU | — |
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| Sensors | Polar Elixir biosensing: 4th-generation optical heart rate, wrist-based ECG, SpO2, nightly skin temperature; barometer, magnetometer compass, accelerometer, gyroscope | — |
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| GPS | Dual-frequency GPS (L1/L5) with GLONASS, Galileo, BeiDou and QZSS | — |
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| Navigation | Preinstalled and upgradeable offline topographic maps, planned routes, breadcrumbs, komoot turn-by-turn guidance | — |
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| Connectivity | Bluetooth LE (no ANT+), USB-C charging cable (proprietary connector) | — |
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| Software | PolarOS; Polar Flow app; Training Load Pro, Nightly Recharge, Smart Coaching; over 150 sport profiles | — |
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| Colors | Night Black, Greige Sand | — |
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| Case Sizes | — | 42mm / 46mm |
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| Chipset | — | Apple S10 (Sawtooth cores from A16 Bionic) |
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| Battery Life | — | 18 hours |
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| Health Sensors | — | HR, SpO2, ECG, FDA-approved sleep apnea detection, water depth/temperature |
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| OS | — | watchOS 10 |
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