{"appears_in":[{"position":10,"ranking_slug":"best-home-projectors-2026","ranking_title":"2026 年家用投影仪怎么选：CVIA 亮度、显示技术、安装方式三项定生死，10 款横向对比","score":8.8,"url":"https://buyranker.com/ranking/best-home-projectors-2026"}],"brand":"极米（XGIMI）","buy_url":null,"canonical_url":"https://buyranker.com/product/xgimi-rs30-ultra-max","category":{"name":"投影仪","slug":"projector"},"cons":["价格高，边际收益递减","体积与散热要求高，需规划安装位"],"description":null,"id":"a40d8e9755e73b79df1e0cc21d637c58","image_url":null,"name":"极米 RS30 Ultra Max","official_url":null,"price":{"currency":"CNY","max":13499,"min":11999},"pros":["本榜最高亮度与对比度","白天拉纱帘即可观影","游戏规格完整"],"release_year":2026,"slug":"xgimi-rs30-ultra-max","specs":{"亮度":"5500 CVIA / 6800 ISO","光圈":"无级仿生光圈","接口":"HDMI 2.1 ×2","音响":"双 12W","刷新率":"240Hz，响应 1ms","原生对比度":"7000:1","处理器 / 存储":"联发科 MT9 系，至高 3GB + 64GB"},"summary":"5500 CVIA、7000:1 原生对比度的旗舰激光投影仪。"}