| Display | 1.32-inch AMOLED, 466 x 466, touch screen with crown and buttons, always-on display, Gorilla glass | Super AMOLED with full-colour always-on display; 1.47-inch (44 mm) or 1.34-inch (40 mm, 46 mm Classic); sapphire crystal; up to 3,000 nits (Samsung claim) |
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| Case | 45 x 45 x 11.4 mm, glass fibre reinforced polyamide case; stainless steel bezel version 60 g, titanium bezel version 53 g, silicone strap, 22 mm strap width | — |
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| Battery | Up to 9 days in daily use; up to 30 hours of training with multi-band GPS, up to 40 hours with single-band GPS, up to 120 hours in Tour mode (Suunto states) | 435 mAh (44 mm), 325 mAh (40 mm), 445 mAh (Classic 46 mm) |
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| Navigation | Dual-band (L1+L5) multi-constellation GNSS (GPS, GLONASS, Galileo, QZSS, BeiDou), digital compass, barometric altimeter, free offline maps, breadcrumb and route navigation | — |
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| Storage | 32GB for offline maps | — |
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| Sensors | Optical wrist heart rate, blood oxygen, barometer, temperature, compass | — |
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| Training | More than 95 sport modes, HRV-based training load and recovery, Race Pacer, SuuntoPlus apps, Suunto Coach | — |
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| Connectivity | Bluetooth, Suunto app, phone notifications, music controls, over-the-air updates | LTE models, Bluetooth 5.3, Wi-Fi, NFC, L1+L5 dual-frequency GPS |
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| Durability | 50 m water resistance, operating temperature -20 to +55 degrees C | — |
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| Colors | All Black, Powder Gray, Powder Pink, Gravel Gray, Power Orange, Power Blue (stainless steel); titanium editions in Graphite, Canary and Courtney | — |
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| Sizes | — | Watch8 in 40 mm and 44 mm (Graphite, Silver); Watch8 Classic in 46 mm (Black, White) |
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| Chipset | — | Exynos W1000 (5-core, 3 nm) |
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| Memory / Storage | — | 2 GB memory, 32 GB or 64 GB storage depending on model |
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| Body | — | 8.6 mm thick and 30-34 g (Watch8); 10.6 mm and 63.5 g (Classic); 5ATM + IP68 / MIL-STD-810H |
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| OS | — | Wear OS 6 with One UI 8 Watch; Gemini out of the box |
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| Health | — | Samsung BioActive Sensor, temperature sensor, Antioxidant Index, Bedtime Guidance, Vascular Load, Running Coach |
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