Verified50% confidenceTradeoffTime unknown
鹅绒同蓬松度下比鸭绒轻且保暖，但贵30-50%
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Unverified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76% similarUnverified同等重量下，白鹅绒的蓬松度和保暖上限最高，其次白鸭绒，灰鸭绒最低；深色面料可选灰绒降低成本，浅色/白色面料需白绒避免透色75% 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74% similarUnverified羽绒衫的鹅绒比鸭绒气味更小、蓬松度上限更高（可达900FP+），鸭绒同蓬松度下性价比更好；选购看绒子含量而非笼统的'含绒量'，绒子含量90%以上才优质73% similarUnverified同等蓬松度下，鹅绒比鸭绒气味更小、蓬松度上限更高（可达1000FP），但鸭绒（尤其白鸭绒）性价比更高，日常穿着90%白鸭绒700FP已足够73% similar
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