火炬 银合金火花塞 K7RTPP

评测依据

• review_count：13500
• rating_avg：4.5
• brand_reputation：0
• merchant_count：0
• price_range：[0,99]
• dimension：best_value
• sources：["京东","天猫","拼多多"]
• time_range：{"from":"2026-06-26 02:14:33","to":"2026-06-26 02:14:33"}
• intros：{"brand_intro":"火炬（TORCH）是株洲湘火炬火花塞有限责任公司旗下品牌，成立于1961年，是中国最大的火花塞专业制造商之一。公司拥有国家级技术中心和CNAS认证实验室，产品覆盖镍合金、银合金、铂金、铱金全系列。火炬火花塞以高性价比和稳定质量著称，是国内自主品牌车企（如比亚迪、吉利）的配套供应商，出口全球80多个国家。","product_intro":"火炬 K7RTPP 银合金火花塞采用中心银合金电极，侧电极为镍铜合金，配合专利\"U型槽\"接地电极设计，可有效提升点火稳定性并减少积碳。热值7度，螺纹长度19mm，适配国产及韩系主流车型（如比亚迪F3、现代伊兰特、起亚K3）。官方建议更换周期3万公里，是入门级车主低成本升级的理想选择。","key_specs":["电极材质：中心银合金 / 侧镍铜合金","热值：7","螺纹直径：14mm","螺纹长度：19mm","点火间隙：0.8mm","适用车型：比亚迪F3/秦、现代伊兰特/悦动、起亚K3等"]}
• alt_products：[{"product_name":"火炬 银合金火花塞 K7RTPP","brand":"火炬","model":"K7RTPP","price":29},{"product_name":"博世 银合金火花塞 FR7DC+","brand":"博世","model":"FR7DC+","price":45},{"product_name":"NGK 银合金火花塞 DCPR7EIX","brand":"NGK","model":"DCPR7EIX","price":89}]
• kol_quotes：["\"火炬银合金是国产火花塞里的'价格屠夫'，效果不输博世。\"——汽车之家口碑区@省钱养车日记","\"给老比亚迪换了一套，总共不到120块，开起来顺滑多了。\"——B站UP主@修车小能手"]
• scoring_breakdown：[{"source":"word_of_mouth","score":82.9,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍认可其超高性价比，29元一支的价格远低于合资品牌。约75%评价提到换装后怠速更稳、起步轻快，油耗下降约0.3L/百公里。部分车主反映寿命约2.5万公里，后期点火性能略有衰减，但考虑到价格仍表示满意。少数反馈在老旧车型上偶有匹配问题，整体好评率91%，拼多多平台月销超5000件。","source_count":3}},{"source":"objective","score":81.72712121212122,"weight":0.5,"confidence":0.5,"details":{"rating_avg":4.5,"price":29,"wom_score":82.9}},{"source":"user_review","score":90,"weight":0.15,"confidence":1,"details":{"rating_avg":4.5,"review_count":13500,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.15,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["\"火炬银合金是国产火花塞里的'价格屠夫'，效果不输博世。\"——汽车之家口碑区@省钱养车日记","\"给老比亚迪换了一套，总共不到120块，开起来顺滑多了。\"——B站UP主@修车小能手"]}}]
• method_version：v2
• search_visual：null