Unverified90% confidenceTradeoffTime unknown
全画幅24-70mm f/2.8约750-900g，24-105mm f/4约650-700g，长期手持拍摄或旅行时f/4版本轻150-250g，是通勤/扫街的更优解
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Unverified恒定f/2.8的24-70mm是通用生产力焦段，24mm广角够拍环境和风景，70mm端可拍半身人像，一镜适合旅拍、活动、扫街三合一场景80% similarUnverified追求便携旅行/扫街，不建议买f/1.2或大三元级定焦——这类镜头普遍600g-1000g，破坏微单轻便优势；应选f/1.8/f/2饼干头或轻量定焦（200-300g）79% similarUnverified旅行一镜走天下优先选24-105mm或24-120mm f/4变焦，覆盖广角到中长焦，重量控制在700g以内，避免频繁换镜头错过瞬间且减少进灰风险79% similarUnverified旅行一镜走天下优先选24-105mm或24-120mm焦段，覆盖广角到中长焦；APS-C画幅等效选18-135mm或16-80mm更兼顾便携78% similarUnverified定焦大底卡片机（如理光GR系列28mm/富士X100 35mm）等效焦段固定，扫街和人文摄影体验极佳但无法拉近拍远景；变焦机型（如索尼RX100）覆盖24-70mm或更广，通用性强但长焦端画质和光圈缩水明显76% similar
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