Unverified88% confidenceDecision RuleTime unknown
分辨率优先看PPI而非总像素，300PPI是文字锐利的分水岭，低于212PPI的机型近距离可见颗粒感，选购时用屏幕像素除以对角线尺寸换算验证
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88%
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Long-term
Relevance
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Unverified屏幕分辨率优先看PPI而非绝对分辨率，300PPI是文字清晰无锯齿的分水岭，212PPI机型近距离能看到文字边缘颗粒感，长期阅读体验差异明显91% similarUnverified屏幕分辨率优先看PPI而非纯尺寸，300PPI是文字锐利无颗粒感的分水岭，6英寸机型达到300PPI阅读体验最佳，低于212PPI的老机型看小字会明显发虚89% similarUnverified屏幕分辨率PPI≥227（如300PPI）才能保证中文小字清晰无锯齿，低于150PPI在显示批注和手写小字时明显发虚，选购时优先看PPI而非单纯尺寸83% similarUnverified分辨率护眼看PPI而非绝对分辨率：PPI≥400即达视网膜级别、肉眼无颗粒感，2K屏（约500+PPI）相比1.5K在护眼上边际提升有限却更费电79% similarUnverified热成像分辨率看探测器像素而非屏幕像素，384×288为入门主流，640×512为高端，像素越高识别距离越远、成像越细腻；入门256×192只适合近距离辨物79% similar
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