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  1. Mattress Sizes Chart and Bed Dimensions Guide (2025) - Amerisleep

    Nov 12, 2025 · This size is 5 inches longer than the standard twin size, making it a preferred choice for taller individuals. The twin XL size is always a good option to accommodate extra guests on short …

  2. Mattress Size Chart and Bed Dimensions Guide - Good Housekeeping

    Aug 16, 2024 · TWIN XL Dimensions: 38” x 80” A bit longer than a twin, a Twin XL mattress is typically found in college dorms and is best for tall children, teenagers or other solo sleepers.

  3. Twin vs. Twin XL Mattress Comparison 2025 | Sleep Foundation

    Jul 16, 2025 · Want to learn the difference between twin and twin XL mattress sizes? This guide compares twin vs twin XL to help you determine the best size for you.

  4. Twin Size Mattress & Bed Frame Dimensions Guide - Sleepopolis

    Oct 27, 2025 · A twin XL mattress has the same width as a twin mattress, the only difference is that a twin XL is 5 inches longer, measuring 38 inches wide and 80 inches long. Interested in learning more …

  5. Twin vs Twin XL: Mattress Dimensions Size Guide

    Jul 21, 2025 · When it comes to twin beds, the standard twin measures “38”x”75” (that’s 2,850 square inches); a twin XL is “38”x”80” (3,040 square inches).

  6. Twin XL Mattress Dimensions Guide | Saatva

    Apr 15, 2025 · What are the dimensions of a twin XL mattress? The dimensions of a twin XL mattress are 38 inches wide by 80 inches long. As mentioned, this mattress size is geared toward tall kids and …

  7. What is a Twin XL Bed Size? - Ten in the Bed

    Dec 5, 2023 · A twin XL bed size measures 38.5 inches in width and 79.5 inches in length, providing an additional 5 inches in length compared to a standard twin bed. This elongated version caters to taller …

  8. Twin vs Twin XL Mattresses: Size and Comparison Guide

    The biggest difference between a twin and twin XL mattress is simply 5 inches of added length. While seemingly small, this change can be highly impactful for certain scenarios. Does an Extra 5 Inches of …

  9. Twin XL Size Bed Dimensions: A Comprehensive Guide

    Nov 21, 2025 · However, a Twin XL bed offers an extended length by adding an extra 5 inches, resulting in dimensions of 39 inches in width and 80 inches in length. The primary purpose of the Twin XL bed …

  10. Twin XL Size in CM: Simple Guide to Choosing the Right One

    Sep 4, 2025 · Learn what twin xl size in cm is and how to pick the right one for your needs. Simple, clear advice to help you choose the perfect mattress size.