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| Product ⇅ | Price ⇅ | 电池续航 (hours) ⇅ | 心率监测 ⇅ | GPS 精准度 (meters) ⇅ | 防水性能 (meter) ⇅ | 重量 (grams) ⇅ | 屏幕尺寸 (inches) ⇅ |
|---|---|---|---|---|---|---|---|
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Polar Grit X2
US
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£747.09 ≈ | 10 d 智能手表模式；43 h 性能训练模式；140 h 省电训练模式 | ✓ | Dual-frequency (all-satellite) GPS with improved antenna；被评为高精度 | 100 m | 79 g with silicone band | 1.39 in |
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The Polar Grit X2 is a rugged outdoor GPS sports watch with a sapphire AMOLED display, advanced Polar Elixir biosensing (Gen4 optical HR, SpO2, wrist-ECG), dual-frequency GPS, and long battery modes for multi-day use. It targets endurance athletes and outdoor adventurers who want accurate training metrics, navigation tools, and robust build quality. ★ 适合人群适合有强大评价和支持的品牌，因为其准确的 Gen4 heart-rate 传感器、dual-frequency GPS 和长时间多日电池模式表明可靠的硬件和强大的售后固件支持。 |
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