ROG Strix G18 (2025) G815

Notice Concerning the Use of Non-Original Parts, Accessories, and Consumables: The use of parts, accessories, or consumables not supplied by ASUS shall not, in and of itself, void this Warranty, nor shall it restrict the functionality of the Product, unless such functional limitation is expressly stated in the Product documentation or on the official ASUS website. However, any malfunction, or damage resulting from the use or improper installation of non-original parts, accessories, or consumables is excluded from the coverage of this Warranty. ASUS will not refuse warranty coverage solely because the Product contains non-original parts or has been previously serviced by a third party, provided that the claimed defect is not caused by or related to such part or repair.

The terms HDMI, HDMI High-Definition Multimedia Interface, HDMI Trade dress and the HDMI Logos are trademarks or registered trademarks of HDMI Licensing Administrator, Inc.

The actual HDMI version of the products should be checked in the product specifications page respectively.

Web Browsing: Testing is done with Wi-Fi/Bluetooth, Windows Power Plan set to Balanced, Taskbar Power Mode set to Better Battery, and using the Weblooper Top50 website in Google Chrome to play the video with a refresh time of 10 seconds.

Video Playback: Testing is done with Wi-Fi/Bluetooth off, Windows Power Plan set to Balanced, Taskbar Power Mode set to Battery Saver, system volume at 67%, and video at full screen, 1080p resolution.

The standard Asus test environment for battery life is as follows: Windows operating system, display module with 150 nits of brightness, lighting off, and other application settings.

Factors that affect battery life include laptop configuration, power settings, and the way it is used. Battery capacity fades with its cycle count and age.

Quick-charging times apply when using the proper ASUS/ROG adapter included alongside the select model and the system is powered off (via the "shut down" command). In compatible scenarios, batteries can be recharged to 50% within 30 minutes under the optimal temperature range of 20-45 degrees Celsius. Charging times may vary +/- 10% due to system tolerance.

Unit with  RJ45 port does not support “Power over Ethernet” (PoE), only support data transmission.

Products certified by the Federal Communications Commission and Industry Canada will be distributed in the United States and Canada. Please visit the ASUS USA and ASUS Canada websites for information about locally available products.

All specifications are subject to change without notice. Please check with your supplier for exact offers. Products may not be available in all markets.

Specifications and features vary by model, and all images are illustrative. Please refer to specification pages for full details.

PCB color and bundled software versions are subject to change without notice.

Brand and product names mentioned are trademarks of their respective companies.

Unless otherwise stated, all performance claims are based on theoretical performance. Actual figures may vary in real-world situations.

The actual transfer speed of USB 3.0, 3.1, 3.2, and/or Type-C will vary depending on many factors including the processing speed of the host device, file attributes and other factors related to system configuration and your operating environment.