Unverified80% confidenceTradeoffTime unknown
同等保暖下蓬松度800+比600的充绒量可减少约30%，成衣更轻更薄，但蓬松度每提升100档价格显著上涨，日常轻羽绒700蓬松度性价比最优
1
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80%
Confidence
Long-term
Relevance
-
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Unverified800+蓬松度鹅绒在同等充绒量下保暖性显著优于鸭绒和低蓬松度鹅绒，但相应价格处于国产羽绒服高端区间，预算有限者需权衡86% similarUnverified蓬松度（Fill Power）比充绒量更决定'轻薄同时保暖'的能力：800+蓬松度的鹅绒可用更少克数达到同等保暖，代价是价格显著上升；700蓬松度鸭绒是轻薄羽绒服的性价比甜点82% similarUnverified面料越薄越透气凉爽但越易透、越显廉价且不耐洗；日常单穿建议200g左右取平衡，纯追求凉感再选薄款做内搭82% similarUnverified625蓬松度属中等偏低档次（非鹅绒），同等保暖下充绒量更大、衣物更重，对比同价位高蓬松度竞品需权衡82% similarUnverified判断轻薄羽绒服档次看蓬松度(fill power)而非只看充绒量：同样50g充绒，800fp比600fp更暖更蓬松、压缩后更小；蓬松度低于600的轻薄款保暖性和收纳性都平庸81% similar
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