| Display | 1.5-inch AMOLED (48 mm) or 1.32-inch AMOLED (44 mm), sapphire glass, up to 3,000 nits peak brightness | Always-On Retina LTPO OLED, up to 2000 nits maximum, 1 nit minimum, 326 ppi; Ion-X glass (aluminum) or sapphire (stainless steel) |
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| Body | Grade 5 titanium alloy bezel and buttons, military-grade design; 48 mm and 44 mm case sizes | — |
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| Battery | Up to 25 days (48 mm), up to 17 days (44 mm) | Up to 18 hours of normal use; up to 36 hours in Low Power Mode; fast charging to 80% in about 45 minutes |
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| Positioning | Dual-band GPS with six satellite systems; offline maps with turn-by-turn directions, rerouting, route creation and POI search; ski maps with resort, slope and lift data | — |
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| Durability | Operates down to -30 C | Water resistance 50 m (ISO 22810:2010), IP6X dust resistance |
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| Extras | Built-in two-color LED flashlight with Boost mode, red light and SOS flash; speaker and microphone for Bluetooth calls; Zepp Flow voice features | — |
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| Sports | 180+ sports modes including trail running, recreational scuba diving, strength training with automatic rep detection and HYROX; BioCharge energy monitoring | — |
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| Compatibility | Zepp App on Android and iOS, subscription-free; works with Helio Strap and Helio Ring | — |
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| Colors | Tactical Black and Black Gold (48 mm); Arctic Gold and Black Gold (44 mm) | — |
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| Chipset | — | S9 SiP (64-bit dual-core, 4-core Neural Engine), second-generation Ultra Wideband |
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| Storage | — | 64GB |
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| Sizes | — | 41mm (31.9 g aluminum GPS) and 45mm (38.7 g aluminum GPS); 10.7 mm deep |
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| Sensors | — | Third-generation optical heart sensor, electrical heart sensor (ECG app), temperature sensing, compass, always-on altimeter, high-g accelerometer, gyroscope, ambient light sensor |
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| Connectivity | — | Wi-Fi 4, Bluetooth 5.3, GPS/GNSS (L1), optional LTE and UMTS |
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| Controls | — | Digital Crown, side button, new double tap gesture, on-device Siri |
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| OS | — | watchOS 10 |
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