Unverified85% confidenceTradeoffTime unknown
全画幅暗光弱光表现好、虚化强但机身镜头重且贵；APS-C同焦段镜头轻便便宜且有1.6倍等效望远优势，打鸟长焦反而是APS-C性价比更高
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85%
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Unverified全画幅传感器画质和虚化优势明显但机身+镜头系统更重更贵；APS-C在长焦有等效焦距1.5倍加成，打鸟拍鸟性价比更高83% similarUnverified旅行/日常记录选APS-C画幅性价比最高：机身+镜头总重可控制在500-700g，画质在光线充足时与全画幅差距肉眼难辨，且套机成本低82% similarUnverified传感器越大画质与虚化越好，但镜头体积重量和价格同步激增，APS-C是画质与便携的最佳平衡点，全画幅的高感优势主要在暗光和高ISO场景才显现82% similarUnverified预算优先投镜头而非机身：APS-C画质瓶颈更多在镜头，与其买高端机身配套机镜头，不如中端机身+一支恒定光圈大光圈变焦或定焦80% similarUnverified传感器画幅越大画质和虚化越好，但镜头体积重量和成本呈几何级增长；APS-C是画质与便携的平衡点，M4/3极致便携但弱光和虚化受限79% similar
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