{"id":607,"date":"2026-09-07T04:00:30","date_gmt":"2026-09-07T04:00:30","guid":{"rendered":"https:\/\/www.pcbattery.com.au\/blog\/?p=607"},"modified":"2026-09-07T04:01:45","modified_gmt":"2026-09-07T04:01:45","slug":"apple-watch-8-battery-life-vs-samsung-watch-8-which-smartwatch-lasts-longer","status":"publish","type":"post","link":"https:\/\/www.pcbattery.com.au\/blog\/archives\/607","title":{"rendered":"Apple Watch 8 Battery Life vs Samsung Watch 8: Which Smartwatch Lasts Longer?"},"content":{"rendered":"\n<p>Smartwatch battery life remains one of the most important factors for everyday users. Whether you are checking the <strong>Apple Watch 8 battery life<\/strong> or looking for practical ways to extend the battery on Samsung&#8217;s latest Galaxy Watch8, the right settings can make a noticeable difference.<\/p><p>The Apple Watch Series 8 is officially rated for up to 18 hours of battery life under Apple&#8217;s test conditions. Samsung&#8217;s Galaxy Watch8, meanwhile, is designed for longer everyday endurance, with Samsung listing up to 30 hours for certain Watch8 models with the Always On Display enabled. Actual battery life can vary significantly depending on screen settings, health tracking, GPS, cellular connectivity, apps and usage patterns.<\/p><h2>Apple Watch 8 Battery Life: What Can You Expect?<\/h2><p>The <strong>Apple Watch 8 battery life<\/strong> specification is officially rated at up to 18 hours. Apple bases this figure on a defined usage scenario that includes time checks, notifications, app use and a workout with music playback. Cellular usage can also affect real-world results because maintaining a mobile connection may consume additional power.<\/p><p>For many users, an 18-hour rating effectively means charging the Apple Watch Series 8 once per day. However, actual endurance can be shorter or longer depending on how the watch is used.<\/p><h3>Factors that can reduce Apple Watch 8 battery life<\/h3><ul><li>Frequent use of GPS during outdoor workouts.<\/li><li>Long periods of screen activity.<\/li><li>High display brightness.<\/li><li>Frequent notifications and app activity.<\/li><li>Cellular connectivity on GPS + Cellular models.<\/li><li>Background health and fitness measurements.<\/li><li>Streaming music directly from the watch.<\/li><li>An aging battery with reduced maximum capacity.<\/li><\/ul><p>Apple notes that battery performance varies according to usage, configuration, cellular network conditions, signal strength and other factors. Therefore, the official 18-hour figure should be treated as a reference rather than a guaranteed runtime for every user.<\/p><h2>Apple Watch 8 Battery Life: How to Improve Daily Endurance<\/h2><p>If your Apple Watch Series 8 does not last through the day, reviewing a few settings can help reduce unnecessary power consumption. The goal is not necessarily to disable every smart feature, but to find a balance between functionality and battery life.<\/p><h3>Reduce unnecessary screen activity<\/h3><p>The display is one of the most visible sources of power consumption. Keeping the screen active for long periods can reduce overall battery endurance. Reducing unnecessary screen interactions and using sensible display settings can help extend runtime.<\/p><h3>Limit demanding GPS workouts<\/h3><p>GPS tracking can consume considerably more energy than simple time checking or notifications. If you regularly use outdoor workout tracking for long periods, the battery may drain faster than Apple&#8217;s standard test scenario.<\/p><h3>Review notifications<\/h3><p>Every notification can activate the display and generate additional interaction. Removing notifications from apps that are not important can reduce unnecessary screen wake-ups and make the watch less distracting at the same time.<\/p><h3>Check battery health on an older Apple Watch<\/h3><p>If your Apple Watch Series 8 is several years old and battery life has declined significantly, software settings may not be the only explanation. Lithium-ion batteries naturally lose capacity over time. Checking battery health can help determine whether the reduced runtime is related to battery aging.<\/p><section><h2>How to Save Battery on Samsung Watch 8<\/h2><p>If you are searching for <strong>how to save battery on Samsung Watch 8<\/strong>, the quickest solution is to review the display, connectivity and background features that consume the most power.<\/p><p>Samsung provides a dedicated <strong>Power saving<\/strong> mode for Galaxy Watch devices. Depending on the software version and device configuration, this mode can restrict certain functions to extend battery life.<\/p><h3>1. Turn on Power saving mode<\/h3><p>Power saving mode is one of the easiest ways to extend Galaxy Watch battery life when the battery level is getting low. Samsung&#8217;s current support instructions allow users to access battery settings through the watch or through the Galaxy Wearable app and enable Power saving.<\/p><p>Power saving may limit certain background activities and other energy-intensive functions. It is therefore most useful when battery endurance is more important than having every feature active.<\/p>\n<h3>2. Reduce Always On Display usage<\/h3><p>The Always On Display is convenient, but keeping display information visible can increase power consumption. If maximum battery life is your priority, disabling AOD or using it only when necessary can help.<\/p><p>Samsung&#8217;s official Galaxy Watch8 specifications indicate that battery endurance varies depending on the display configuration. The company lists up to 30 hours for certain Watch8 models with AOD enabled, but real-world results depend on how the watch is used.<\/p><h3>3. Reduce screen brightness<\/h3><p>A brighter display generally requires more energy. Lowering brightness to a comfortable level can help reduce battery consumption without disabling the smartwatch&#8217;s main functions.<\/p><h3>4. Reduce unnecessary connectivity<\/h3><p>Wireless connections can contribute to battery drain, especially when the watch is continuously searching for or maintaining a network connection. If you do not need mobile connectivity, Wi-Fi or other wireless features at a particular moment, reducing unnecessary connections can help extend battery life.<\/p><h3>5. Review health and fitness features<\/h3><p>Health tracking is one of the major reasons people buy a smartwatch, but continuous sensor activity can affect battery endurance. If you are experiencing unusually fast battery drain, review which health monitoring features are enabled and whether all of them are necessary for your daily routine.<\/p><h3>6. Keep apps and software under control<\/h3><p>Third-party applications can perform background tasks and consume additional energy. Remove apps you no longer use and keep the watch software updated. If battery drain started immediately after installing or updating an application, that app may be worth investigating.<\/p><h2>Samsung Watch 8 Battery Saving Settings Worth Checking<\/h2><p>For users searching specifically for <strong>how to save battery on Samsung Watch 8<\/strong>, the following settings are a practical starting point.<\/p><table><thead><tr><th>Setting<\/th><th>Battery impact<\/th><th>Recommended action<\/th><\/tr><\/thead><tbody><tr><td>Always On Display<\/td><td>Can increase screen-related consumption<\/td><td>Disable when maximum endurance is required<\/td><\/tr><tr><td>Screen brightness<\/td><td>Higher brightness uses more energy<\/td><td>Use a comfortable lower level<\/td><\/tr><tr><td>Power saving mode<\/td><td>Can significantly extend runtime<\/td><td>Enable when battery is low<\/td><\/tr><tr><td>GPS workouts<\/td><td>Long tracking sessions can drain battery faster<\/td><td>Use GPS when needed<\/td><\/tr><tr><td>Mobile network<\/td><td>Cellular connectivity can increase consumption<\/td><td>Use only when necessary<\/td><\/tr><tr><td>Background apps<\/td><td>Some apps can consume power in the background<\/td><td>Remove or restrict unnecessary apps<\/td><\/tr><\/tbody><\/table><\/section><section><h2>Apple Watch 8 vs Samsung Watch 8 Battery Life<\/h2><p>When comparing the <strong><a href=\"https:\/\/www.pcbattery.com.au\/item-apple-battery-a2810-model-2506ba0147c_wat_oth\">Apple Watch 8 battery<\/a> life<\/strong> with Galaxy Watch8 endurance, the official specifications show a clear difference in advertised runtime. Apple rates the Series 8 for up to 18 hours, while Samsung lists up to 30 hours for certain Galaxy Watch8 configurations.<\/p><table><thead><tr><th>Feature<\/th><th>Apple Watch Series 8<\/th><th>Samsung Galaxy Watch8<\/th><\/tr><\/thead><tbody><tr><td>Official advertised battery life<\/td><td>Up to 18 hours<\/td><td>Up to 30 hours on certain models and configurations<\/td><\/tr><tr><td>Battery type<\/td><td>Built-in rechargeable lithium-ion battery<\/td><td>Built-in rechargeable battery<\/td><\/tr><tr><td>Always On Display<\/td><td>Supported<\/td><td>Supported<\/td><\/tr><tr><td>Power saving features<\/td><td>Available<\/td><td>Power saving mode available<\/td><\/tr><tr><td>Real-world battery life<\/td><td>Depends on usage and configuration<\/td><td>Depends on usage and configuration<\/td><\/tr><\/tbody><\/table><p>These figures should not be interpreted as a direct laboratory comparison because Apple and Samsung use their own testing methods and usage scenarios. A user&#8217;s actual experience can vary substantially depending on settings and daily habits.<\/p><h2>Why Does My Smartwatch Battery Drain So Quickly?<\/h2><p>Fast battery drain does not always mean the battery itself is defective. A recently installed app, high screen brightness, frequent GPS tracking, cellular connectivity or continuous health monitoring can all increase power consumption.<\/p><p>Before considering a battery replacement, review the watch&#8217;s battery usage information and identify which functions are consuming the most energy. If the drain remains unusually high even after reducing demanding features, battery aging or a software issue may need further investigation.<\/p>\n<h3>Signs that the battery may be aging<\/h3><ul><li>The watch lasts significantly less time than it did when new.<\/li><li>The battery percentage drops unusually quickly.<\/li><li>The device shuts down even though the displayed battery percentage is not very low.<\/li><li>The watch becomes noticeably warm during light use.<\/li><li>Battery performance remains poor after software and settings have been reviewed.<\/li><\/ul><h2>Practical Battery-Saving Routine for Galaxy Watch8<\/h2><p>A simple daily routine can make a noticeable difference if your Galaxy Watch8 battery is not lasting long enough.<\/p><ol><li>Keep screen brightness at a comfortable but moderate level.<\/li><li>Turn off Always On Display when you do not need it.<\/li><li>Enable Power saving mode when the battery reaches a low level.<\/li><li>Limit unnecessary GPS tracking sessions.<\/li><li>Disable wireless features that are not currently required.<\/li><li>Remove applications that you no longer use.<\/li><li>Check for software updates if abnormal battery drain suddenly appears.<\/li><li>Review battery usage regularly to identify energy-intensive features.<\/li><\/ol><h2>Apple Watch 8 Battery Life and Samsung Watch 8: Which Approach Is Better?<\/h2><p>The Apple Watch Series 8 focuses on an approximately one-day battery cycle under Apple&#8217;s stated test conditions, while the Galaxy Watch8 offers a longer advertised runtime on certain configurations. However, battery life is only one part of the smartwatch experience.<\/p><p>For Apple Watch users, improving the <strong>Apple Watch 8 battery life<\/strong> often means controlling display activity, GPS use, notifications and background features. For Samsung users, the answer to <strong>how to save battery on Samsung Watch 8<\/strong> is often found in Power saving mode, display settings, connectivity and app management.<\/p><p>Ultimately, the best setup depends on how the watch is used. Someone who spends hours tracking GPS workouts will see different results from a user who mainly receives notifications and checks the time.<\/p><p>The <strong>Apple Watch 8 battery life<\/strong> is officially rated at up to 18 hours, while Samsung&#8217;s Galaxy Watch8 can offer longer advertised endurance on certain models and configurations. Neither figure should be treated as a guarantee because real-world battery performance depends heavily on usage, settings and network conditions.<\/p><p>If you want to improve Apple Watch Series 8 battery life, start by reviewing display activity, GPS usage, notifications and battery health. If you are wondering <strong>how to save battery on Samsung Watch 8<\/strong>, Samsung&#8217;s Power saving mode, reduced brightness, controlled AOD usage and fewer unnecessary connections are among the most practical steps.<\/p><p>With a few carefully selected settings, users can often extend smartwatch runtime without giving up the features they use most.<\/p><h2>FAQ<\/h2><h3>How long does Apple Watch 8 battery last?<\/h3><p>Apple rates the Apple Watch Series 8 for up to 18 hours of battery life under its specified testing conditions. Actual runtime varies depending on usage, settings, network conditions and other factors.<\/p><h3>How can I improve Apple Watch 8 battery life?<\/h3><p>Reducing unnecessary notifications, limiting long GPS sessions, managing display activity and checking battery health can help improve everyday battery performance.<\/p><h3>How to save battery on Samsung Watch 8?<\/h3><p>Enable Power saving mode when necessary, reduce display brightness, consider disabling Always On Display, limit unnecessary GPS and wireless connectivity, and remove apps that consume excessive background power.<\/p><h3>Does Always On Display reduce Samsung Watch 8 battery life?<\/h3><p>Always On Display can increase power consumption because the display remains active. Samsung&#8217;s advertised battery figures depend on the specific model and display configuration, so disabling AOD may help users who prioritize longer runtime.<\/p><h3>Why is my Samsung Watch8 battery draining so fast?<\/h3><p>Possible causes include high screen brightness, Always On Display, GPS workouts, cellular connectivity, background applications, health monitoring and software-related issues. Reviewing battery usage and enabling Power saving mode can help identify and reduce unnecessary consumption.<\/p><\/section>\n","protected":false},"excerpt":{"rendered":"<p>Smartwatch battery life remains one of the most important factors for everyday users. Whether you are checking the Apple Watch 8 battery life or looking for practical ways to extend the battery on Samsung&#8217;s latest Galaxy Watch8, the right settings can make a noticeable difference. The Apple Watch Series 8 <a href=\"https:\/\/www.pcbattery.com.au\/blog\/archives\/607\" class=\"btn btn-link continue-link\">Continue Reading<\/a><\/p>\n","protected":false},"author":1,"featured_media":608,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[33],"tags":[230,231],"class_list":["post-607","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-smart-watch-battery","tag-apple-watch-8-battery-life","tag-how-to-save-battery-on-samsung-watch-8"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Apple Watch 8 Battery Life vs Samsung Watch 8: Which Smartwatch Lasts Longer? - PC Battery<\/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.pcbattery.com.au\/blog\/archives\/607\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Apple Watch 8 Battery Life vs Samsung Watch 8: Which Smartwatch Lasts Longer? - PC Battery\" \/>\n<meta property=\"og:description\" content=\"Smartwatch battery life remains one of the most important factors for everyday users. 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Whether you are checking the Apple Watch 8 battery life or looking for practical ways to extend the battery on Samsung&#8217;s latest Galaxy Watch8, the right settings can make a noticeable difference. 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