How to check laptop dimensions
When buying or using a laptop, it's important to understand its dimensions. Whether it's choosing the right backpack or matching your desk space, knowing your laptop's dimensions can help you make smarter decisions. This article will detail how to check the dimensions of your laptop and provide relevant structured data for your reference.
1. Definition of laptop size

Laptop dimensions usually refer to the diagonal length of the screen in inches. Common sizes include 13.3 inches, 14 inches, 15.6 inches and 17.3 inches. It's important to note that the overall dimensions (length, width, thickness) of your laptop may vary depending on the brand and model.
2. How to check the size of your laptop
Here are a few common ways to check your laptop's dimensions:
1.Check the product manual or box: The size of the laptop is usually marked on the product manual or packaging box, which is the most direct method.
2.Visit the brand official website: You can search for the corresponding model on the laptop brand's official website to view detailed parameters, which will include screen size and overall size.
3.Use measuring tools: If you can't find documentation, you can use a tape measure or ruler to measure the diagonal length of your screen (from top left to bottom right) and convert to inches (1 inch = 2.54 cm).
4.View system information: The screen size will be displayed in the system information of some laptops. You can check it through the "Device Manager" or "System Information" tool.
3. Size comparison of popular laptops
The following is a size comparison table of popular laptops on the market recently:
| brand | Model | Screen size (inches) | Length(mm) | Width (mm) | Thickness(mm) |
|---|---|---|---|---|---|
| Apple | MacBook Air M2 | 13.6 | 304.1 | 215.0 | 11.3 |
| Dell | XPS 13 | 13.4 | 295.7 | 199.0 | 15.8 |
| Lenovo | ThinkPad X1 Carbon | 14.0 | 315.6 | 222.5 | 14.9 |
| HP | Specter x360 | 15.6 | 357.9 | 229.0 | 19.5 |
| ASUS | ROG Zephyrus G14 | 14.0 | 324.0 | 222.0 | 19.9 |
4. Choose the right size laptop
When choosing a laptop size, consider the following factors:
1.Portability: If you often need to take your laptop with you, a 13-14-inch thin and light notebook is more suitable.
2.Usage scenarios: If you need to process a large amount of data or perform multi-tasking operations, a 15-17-inch large-screen notebook may be more suitable.
3.budget: Generally speaking, the larger the screen size, the higher the price, which needs to be weighed according to the budget.
5. Summary
Understanding the dimensions of your laptop is an important part of the buying and using process. With the method described in this article, you can easily check the dimensions of your laptop and choose the right model according to your needs. I hope this article can provide you with valuable reference!
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