{"id":4914,"date":"2026-01-15T08:53:37","date_gmt":"2026-01-15T08:53:37","guid":{"rendered":"https:\/\/www.batteriesfast.co.uk\/blogs\/?p=4914"},"modified":"2026-01-15T08:53:38","modified_gmt":"2026-01-15T08:53:38","slug":"garmin-fenix-5s-watch-battery-test-a-compact-high-performance-gps-watch","status":"publish","type":"post","link":"https:\/\/www.batteriesfast.co.uk\/blogs\/archives\/4914","title":{"rendered":"Garmin Fenix \u200b\u200b5S Watch Battery Test: A Compact, High-Performance GPS Watch"},"content":{"rendered":"\n

The Garmin Fenix \u200b\u200b5S smartwatch remains a benchmark. Designed for slender wrists, it’s ideal for active women or anyone seeking a low-key look.<\/p>\n\n\n\n

A wide range of features packed into a compact body<\/p>\n\n\n\n

Despite its small size, the Garmin Fenix \u200b\u200b5S offers comprehensive sports features: fast and accurate GPS and GLONASS tracking, VO2 max estimation, training load analysis, wrist-based heart rate measurement with Elevate technology, and more.Garmin Fenix \u200b\u200b5S Watch Battery<\/a><\/u><\/strong>In terms of battery life, this watch can last up to 9 days in smartwatch mode, 14 hours in GPS mode, and 35 hours in UltraTrac mode. These figures are more than enough for most athletes, although slightly less than the Fenix \u200b\u200b5 and 5X models.<\/p>\n\n\n\n

However, to maintain this performance over the long term, battery replacement will be necessary after a few years of use. We highly recommend the 150mAh 3.8V Garmin Fenix \u200b\u200b5S Watch Battery<\/a><\/u><\/strong> (part number 361-00096-00) for the Garmin Fenix \u200b\u200b5S, which is perfectly compatible with this model.<\/p>\n\n\n\n

Ease of Use and Outdoor Navigation<\/p>\n\n\n\n

The Fenix \u200b\u200b5S features a 218×218 pixel screen that remains clearly visible even in direct sunlight, and includes a built-in electronic compass, barometric altimeter, and gyroscope, making it ideal for runners, hikers, and skiers. It can record routes, provide track back functionality, and even offer weather forecasts.<\/p>\n\n\n\n

The interface may seem complex at first glance, but once mastered, its powerful functionality is readily apparent. Particularly noteworthy is the Garmin Connect app, which enables complete data synchronization and analysis.<\/p>\n\n\n\n

This is a durable watch, but it deserves a refresh.<\/p>\n\n\n\n

This watch is well-crafted: a stainless steel case, a robust glass crystal, and interchangeable QuickFit bands (silicone, metal, leather). However, as with all electronic devices, we recommend using the 150mAh 3.8V battery (part number 361-00096-00) for the Garmin Fenix \u200b\u200b5S. This is an economical and environmentally friendly solution that can extend the Garmin Fenix \u200b\u200b5S Watch Battery<\/a><\/u><\/strong>life of your Garmin Fenix \u200b\u200b5S watch.<\/p>\n\n\n\n

3.8V 150mAh Replacement Smart Watch Battery for Garmin 361-00096-00<\/a><\/u><\/strong><\/p>\n\n\n\n

Upgrade your Garmin Fenix 5S 361-00096-00 with the high-performance 150mAh 361-00096-00 battery, engineered with advanced circuit board technology to deliver exceptional performance and extended usage for your Garmin Fenix 5S 361-00096-00. Designed for reliability and longevity, this battery ensures your device stays powered throughout the day.<\/p>\n\n\n\n

“Find the best Garmin Smart Watch Battery<\/a><\/u><\/strong> price! Search Batteriesfast.co.uk for Garmin Smart Watch Battery. Get fast shipping and top-rated customer service.<\/p>\n","protected":false},"excerpt":{"rendered":"

The Garmin Fenix \u200b\u200b5S smartwatch remains a benchmark. Designed for slender wrists, it’s ideal for active women or anyone seeking a low-key look. A wide range of features packed into a compact body Despite its small size, the Garmin Fenix \u200b\u200b5S offers comprehensive sports features: fast and accurate GPS and GLONASS tracking, VO2 max estimation, […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[77],"tags":[],"class_list":["post-4914","post","type-post","status-publish","format-standard","hentry","category-smart-watch-battery"],"yoast_head":"\nGarmin Fenix \u200b\u200b5S Watch Battery Test: A Compact, High-Performance GPS Watch - Batteries Fast Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.batteriesfast.co.uk\/blogs\/archives\/4914\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Garmin Fenix \u200b\u200b5S Watch Battery Test: A Compact, High-Performance GPS Watch - Batteries Fast Blog\" \/>\n<meta property=\"og:description\" content=\"The Garmin Fenix \u200b\u200b5S smartwatch remains a benchmark. Designed for slender wrists, it’s ideal for active women or anyone seeking a low-key look. A wide range of features packed into a compact body Despite its small size, the Garmin Fenix \u200b\u200b5S offers comprehensive sports features: fast and accurate GPS and GLONASS tracking, VO2 max estimation, […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.batteriesfast.co.uk\/blogs\/archives\/4914\" \/>\n<meta property=\"og:site_name\" content=\"Batteries Fast Blog\" \/>\n<meta property=\"article:published_time\" content=\"2026-01-15T08:53:37+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-01-15T08:53:38+00:00\" \/>\n<meta name=\"author\" content=\"bella\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"bella\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.batteriesfast.co.uk\/blogs\/archives\/4914\",\"url\":\"https:\/\/www.batteriesfast.co.uk\/blogs\/archives\/4914\",\"name\":\"Garmin Fenix \u200b\u200b5S Watch Battery Test: A Compact, High-Performance GPS Watch - Batteries Fast Blog\",\"isPartOf\":{\"@id\":\"https:\/\/www.batteriesfast.co.uk\/blogs\/#website\"},\"datePublished\":\"2026-01-15T08:53:37+00:00\",\"dateModified\":\"2026-01-15T08:53:38+00:00\",\"author\":{\"@id\":\"https:\/\/www.batteriesfast.co.uk\/blogs\/#\/schema\/person\/77c84eb3fb06925fe618ddb29d55932b\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.batteriesfast.co.uk\/blogs\/archives\/4914#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.batteriesfast.co.uk\/blogs\/archives\/4914\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.batteriesfast.co.uk\/blogs\/archives\/4914#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.batteriesfast.co.uk\/blogs\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Garmin Fenix \u200b\u200b5S Watch Battery Test: A Compact, High-Performance GPS Watch\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.batteriesfast.co.uk\/blogs\/#website\",\"url\":\"https:\/\/www.batteriesfast.co.uk\/blogs\/\",\"name\":\"Batteries Fast Blog\",\"description\":\"Replacement Battery & Adapter Blog\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.batteriesfast.co.uk\/blogs\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.batteriesfast.co.uk\/blogs\/#\/schema\/person\/77c84eb3fb06925fe618ddb29d55932b\",\"name\":\"bella\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.batteriesfast.co.uk\/blogs\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/bebf3096a51ce7e2123b6e0fc60d24a5e67ee865894d2a376f0cd59eb487b2fa?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/bebf3096a51ce7e2123b6e0fc60d24a5e67ee865894d2a376f0cd59eb487b2fa?s=96&d=mm&r=g\",\"caption\":\"bella\"},\"sameAs\":[\"https:\/\/batteriesfast.co.uk\/blogs\"],\"url\":\"https:\/\/www.batteriesfast.co.uk\/blogs\/archives\/author\/bella\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Garmin Fenix \u200b\u200b5S Watch Battery Test: A Compact, High-Performance GPS Watch - Batteries Fast Blog","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.batteriesfast.co.uk\/blogs\/archives\/4914","og_locale":"en_US","og_type":"article","og_title":"Garmin Fenix \u200b\u200b5S Watch Battery Test: A Compact, High-Performance GPS Watch - Batteries Fast Blog","og_description":"The Garmin Fenix \u200b\u200b5S smartwatch remains a benchmark. Designed for slender wrists, it’s ideal for active women or anyone seeking a low-key look. A wide range of features packed into a compact body Despite its small size, the Garmin Fenix \u200b\u200b5S offers comprehensive sports features: fast and accurate GPS and GLONASS tracking, VO2 max estimation, […]","og_url":"https:\/\/www.batteriesfast.co.uk\/blogs\/archives\/4914","og_site_name":"Batteries Fast Blog","article_published_time":"2026-01-15T08:53:37+00:00","article_modified_time":"2026-01-15T08:53:38+00:00","author":"bella","twitter_card":"summary_large_image","twitter_misc":{"Written by":"bella","Est. reading time":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.batteriesfast.co.uk\/blogs\/archives\/4914","url":"https:\/\/www.batteriesfast.co.uk\/blogs\/archives\/4914","name":"Garmin Fenix \u200b\u200b5S Watch Battery Test: A Compact, High-Performance GPS Watch - Batteries Fast Blog","isPartOf":{"@id":"https:\/\/www.batteriesfast.co.uk\/blogs\/#website"},"datePublished":"2026-01-15T08:53:37+00:00","dateModified":"2026-01-15T08:53:38+00:00","author":{"@id":"https:\/\/www.batteriesfast.co.uk\/blogs\/#\/schema\/person\/77c84eb3fb06925fe618ddb29d55932b"},"breadcrumb":{"@id":"https:\/\/www.batteriesfast.co.uk\/blogs\/archives\/4914#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.batteriesfast.co.uk\/blogs\/archives\/4914"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.batteriesfast.co.uk\/blogs\/archives\/4914#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.batteriesfast.co.uk\/blogs"},{"@type":"ListItem","position":2,"name":"Garmin Fenix \u200b\u200b5S Watch Battery Test: A Compact, High-Performance GPS Watch"}]},{"@type":"WebSite","@id":"https:\/\/www.batteriesfast.co.uk\/blogs\/#website","url":"https:\/\/www.batteriesfast.co.uk\/blogs\/","name":"Batteries Fast Blog","description":"Replacement Battery & Adapter Blog","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.batteriesfast.co.uk\/blogs\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/www.batteriesfast.co.uk\/blogs\/#\/schema\/person\/77c84eb3fb06925fe618ddb29d55932b","name":"bella","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.batteriesfast.co.uk\/blogs\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/bebf3096a51ce7e2123b6e0fc60d24a5e67ee865894d2a376f0cd59eb487b2fa?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/bebf3096a51ce7e2123b6e0fc60d24a5e67ee865894d2a376f0cd59eb487b2fa?s=96&d=mm&r=g","caption":"bella"},"sameAs":["https:\/\/batteriesfast.co.uk\/blogs"],"url":"https:\/\/www.batteriesfast.co.uk\/blogs\/archives\/author\/bella"}]}},"_links":{"self":[{"href":"https:\/\/www.batteriesfast.co.uk\/blogs\/wp-json\/wp\/v2\/posts\/4914","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.batteriesfast.co.uk\/blogs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.batteriesfast.co.uk\/blogs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.batteriesfast.co.uk\/blogs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.batteriesfast.co.uk\/blogs\/wp-json\/wp\/v2\/comments?post=4914"}],"version-history":[{"count":1,"href":"https:\/\/www.batteriesfast.co.uk\/blogs\/wp-json\/wp\/v2\/posts\/4914\/revisions"}],"predecessor-version":[{"id":4915,"href":"https:\/\/www.batteriesfast.co.uk\/blogs\/wp-json\/wp\/v2\/posts\/4914\/revisions\/4915"}],"wp:attachment":[{"href":"https:\/\/www.batteriesfast.co.uk\/blogs\/wp-json\/wp\/v2\/media?parent=4914"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.batteriesfast.co.uk\/blogs\/wp-json\/wp\/v2\/categories?post=4914"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.batteriesfast.co.uk\/blogs\/wp-json\/wp\/v2\/tags?post=4914"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}