{"id":679683,"date":"2025-12-17T17:30:25","date_gmt":"2025-12-17T15:30:25","guid":{"rendered":"https:\/\/ired.gr\/blog\/\/"},"modified":"2026-04-22T22:31:03","modified_gmt":"2026-04-22T19:31:03","slug":"when-should-i-change-my-iphone-battery-signs-that-its-time-and-when-its-not","status":"publish","type":"post","link":"https:\/\/ired.gr\/en\/blog\/when-should-i-change-my-iphone-battery-signs-that-its-time-and-when-its-not\/","title":{"rendered":"When should I change my iphone battery? Signs that it's time (and when not to!)"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"679683\" class=\"elementor elementor-679683\" data-elementor-post-type=\"post\">\n\t\t\t\t<div data-particle_enable=\"false\" data-particle-mobile-disabled=\"false\" class=\"elementor-element elementor-element-1e715f25 e-flex e-con-boxed e-con e-parent\" data-id=\"1e715f25\" data-element_type=\"container\">\r\n\t\t\t\t\t<div class=\"e-con-inner\">\r\n\t\t\t\t<div class=\"elementor-element elementor-element-218569e9 elementor-widget elementor-widget-text-editor\" data-id=\"218569e9\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><strong>When should I change the battery in my iPhone?<\/strong><\/p><p>The battery is one of the most important components of the iPhone and its normal wear and tear directly affects the autonomy and performance of the device. If you're wondering when to change the battery on your iPhone and if it's worth replacing it, here you'll find clear answers, without technical hyperbole.<\/p><p><img decoding=\"async\" class=\"alignnone wp-image-679685 size-full\" src=\"https:\/\/ired.gr\/wp-content\/uploads\/2025\/12\/GuideArticles-1.jpg\" alt=\"\" width=\"620\" height=\"322\" \/><\/p><p>At ired we test iPhones every day that seem \"tired\", but with a simple battery change they come back to almost new levels. See which signs indicate it's time for a change, when it's not even necessary and how to make the right decision.<\/p><h2><strong>What affects iPhone battery life<\/strong><\/h2><p>Lithium-ion batteries wear out naturally over time. After about 500 charge cycles, an iPhone retains an average of 80% of its original capacity. Chemical aging gradually reduces autonomy and affects performance, especially in older models.<\/p><h2><strong>Signs that you need a battery change<\/strong><\/h2><ul><li>The iPhone suddenly turns off on 10-30%<\/li><li>Very fast discharge with simple use<\/li><li>Unnecessary overheating<\/li><li>Slow charging or charging that does not complete<\/li><li>Declining performance and \"sticking points\"<\/li><li>Reduced volume<\/li><li>Inflated battery (immediate replacement)<\/li><\/ul><p>\u2139\ufe0f If you notice more than one of the above, battery replacement is almost certain.<\/p><h2><strong>How to check battery health (Battery Health)<\/strong><\/h2><p>You can see the health of the battery by:<br \/><strong>Settings \u2192 Battery \u2192 Battery \u2192 Battery Health &amp; Charging<\/strong><\/p><p>The \"Maximum Capacity\" indicator shows how much charge the battery can hold compared to when it was new.<\/p><p><span style=\"font-size: 16px;\"><strong>Read also: <\/strong><\/span><a href=\"https:\/\/ired.gr\/en\/blog\/iphone-12-radiation-what-really-applies-in-greece-in-2025\/\"><strong>iPhone 12 radiation: What is really valid in Greece in 2025<\/strong><\/a><\/p><h3><strong>When is the battery considered faulty?<\/strong><\/h3><p>When Battery Health drops below 80%, Apple considers the battery to be significantly degraded. At this stage, autonomy is significantly reduced and performance management is triggered.<\/p><h3><strong>When it's really worth changing your battery<\/strong><\/h3><p>Battery replacement has a meaningful effect when:<\/p><ul><li>charge your iPhone 2-3 times a day<\/li><li>there are frequent shutdowns<\/li><li>the device heats up easily<\/li><li>the performance has dropped significantly<\/li><\/ul><p>With a new battery, iPhone gets proper battery life and smooth operation again.<\/p><h3><strong>iPhone battery replacement cost in Greece<\/strong><\/h3><p>Battery replacement costs usually vary:<\/p><ul><li><strong>50\u20ac-80\u20ac<\/strong> for older models<\/li><li><strong>90\u20ac-130\u20ac<\/strong> for newer iPhone<\/li><\/ul><p>The final amount depends on the model and the quality of the spare part.<\/p><h2><strong>Why certified service matters<\/strong><\/h2><p>The use of quality battery and certified technicians for the <a href=\"https:\/\/ired.gr\/en\/episkevi-iphone\/\">iPhone repair<\/a> ensures:<\/p><ul><li>correct performance<\/li><li>Security<\/li><li>maintaining waterproofing to the maximum possible<\/li><li>longer life<\/li><\/ul><p>Non-certified batteries pose risks of overheating and premature wear.<\/p><h2><strong>How to extend your battery life<\/strong><\/h2><ul><li>Keep charging between 20%-80%<\/li><li>Avoid extreme temperatures<\/li><li>Activate Optimized Charging<\/li><li>Use MFi chargers<\/li><li>Do regular iOS updates<\/li><\/ul><h2><strong>Battery replacement &amp; sustainability<\/strong><\/h2><p>Battery replacement can extend the life of an iPhone by up to 3 years, reducing e-waste and the cost of buying a new device.<\/p><h2><strong>Frequently asked questions (FAQ)<\/strong><\/h2><h3><strong>How long does it take to change the battery?<\/strong><\/h3><p>Usually 20-40 minutes.<\/p><h3><strong>Is waterproofing being lost?<\/strong><\/h3><p>With proper procedure, it is maintained at the maximum possible level.<\/p><h3><strong>Is it worth it instead of buying a new iPhone?<\/strong><\/h3><p>In most cases, yes.<\/p><p>\u00a0<\/p><h2><strong>Quick decision control<\/strong><\/h2><p>\u2714 Battery Health under 80%<br \/>\u2714 Frequent shutdowns<br \/>\u2714 Fast discharge<br \/>\u2714 Overheating<\/p><p>If they are valid, changing the battery is the right choice.<\/p><h2><strong>Restore your iPhone today<\/strong><\/h2><p>At <a href=\"https:\/\/ired.gr\/en\/\"><strong>ired<\/strong><\/a>, battery replacement is done quickly, with quality spare parts and certified technicians.<br \/>Get autonomy and performance back without changing your device.<\/p><p>\ud83d\udd34 <a href=\"https:\/\/ired.gr\/en\/odigos-episkevis\/\">Make an appointment now for an iPhone battery replacement with genuine spare parts and restore your device to the performance you want - directly, reliably, with warranty.<\/a><\/p><p><strong>Read also: <\/strong><a href=\"https:\/\/ired.gr\/en\/blog\/galaxy-s26-pro-leaves-s25-behind-with-new-screen-and-battery\/\"><strong>Galaxy S26 Pro: Leaves behind the S25 with new screen and battery<\/strong><\/a><\/p><p><a href=\"https:\/\/ired.gr\/en\/category\/blog\/\"><strong>ired - The ultimate technology blog<\/strong><\/a><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>\u03a0\u03cc\u03c4\u03b5 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b1\u03bb\u03bb\u03ac\u03be\u03c9 \u03bc\u03c0\u03b1\u03c4\u03b1\u03c1\u03af\u03b1 \u03c3\u03c4\u03bf iPhone; \u0397 \u03bc\u03c0\u03b1\u03c4\u03b1\u03c1\u03af\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03c0\u03cc \u03c4\u03b1 \u03c0\u03b9\u03bf \u03c3\u03b7\u03bc\u03b1\u03bd\u03c4\u03b9\u03ba\u03ac \u03b5\u03be\u03b1\u03c1\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03c4\u03bf\u03c5 iPhone \u03ba\u03b1\u03b9 \u03b7 \u03c6\u03c5\u03c3\u03b9\u03bf\u03bb\u03bf\u03b3\u03b9\u03ba\u03ae \u03c6\u03b8\u03bf\u03c1\u03ac \u03c4\u03b7\u03c2 \u03b5\u03c0\u03b7\u03c1\u03b5\u03ac\u03b6\u03b5\u03b9 \u03ac\u03bc\u03b5\u03c3\u03b1 \u03c4\u03b7\u03bd \u03b1\u03c5\u03c4\u03bf\u03bd\u03bf\u03bc\u03af\u03b1 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae\u03c2. \u0391\u03bd \u03b1\u03bd\u03b1\u03c1\u03c9\u03c4\u03b9\u03ad\u03c3\u03b1\u03b9 \u03c0\u03cc\u03c4\u03b5 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b1\u03bb\u03bb\u03ac\u03be\u03b5\u03b9\u03c2 \u03bc\u03c0\u03b1\u03c4\u03b1\u03c1\u03af\u03b1 \u03c3\u03c4\u03bf iPhone \u03ba\u03b1\u03b9 \u03b1\u03bd \u03b1\u03be\u03af\u03b6\u03b5\u03b9 \u03b7 \u03b1\u03bd\u03c4\u03b9\u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7, \u03b5\u03b4\u03ce \u03b8\u03b1 \u03b2\u03c1\u03b5\u03b9\u03c2 \u03be\u03b5\u03ba\u03ac\u03b8\u03b1\u03c1\u03b5\u03c2 \u03b1\u03c0\u03b1\u03bd\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2, \u03c7\u03c9\u03c1\u03af\u03c2 \u03c4\u03b5\u03c7\u03bd\u03b9\u03ba\u03ae \u03c5\u03c0\u03b5\u03c1\u03b2\u03bf\u03bb\u03ae. \u03a3\u03c4\u03b7\u03bd ired [&hellip;]<\/p>","protected":false},"author":141,"featured_media":679689,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[29511,29507,29513,27005],"tags":[],"class_list":["post-679683","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-iphone","category-technologika-nea","category-more","category-blog"],"acf":[],"featured_image_src":{"landsacpe":["https:\/\/ired.gr\/wp-content\/uploads\/2025\/12\/MainArticlePhoto-1.jpg",791,445,false],"list":["https:\/\/ired.gr\/wp-content\/uploads\/2025\/12\/MainArticlePhoto-1.jpg",463,260,false],"medium":["https:\/\/ired.gr\/wp-content\/uploads\/2025\/12\/MainArticlePhoto-1.jpg",1024,576,false],"full":["https:\/\/ired.gr\/wp-content\/uploads\/2025\/12\/MainArticlePhoto-1.jpg",1024,576,false]},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.5 (Yoast SEO v25.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u03a0\u03cc\u03c4\u03b5 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b1\u03bb\u03bb\u03ac\u03be\u03c9 \u03bc\u03c0\u03b1\u03c4\u03b1\u03c1\u03af\u03b1 \u03c3\u03c4\u03bf iPhone | ired<\/title>\n<meta name=\"description\" content=\"\u0391\u03bd \u03b1\u03bd\u03b1\u03c1\u03c9\u03c4\u03b9\u03ad\u03c3\u03b1\u03b9 \u03c0\u03cc\u03c4\u03b5 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b1\u03bb\u03bb\u03ac\u03be\u03b5\u03b9\u03c2 \u03bc\u03c0\u03b1\u03c4\u03b1\u03c1\u03af\u03b1 \u03c3\u03c4\u03bf iPhone &amp; 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