Mirror Size Guide: Measure Right, Choose Smart

A mirror does more than reflect your face—it reflects your space. But with so many options, have you ever paused and thought: what’s the right size for my room? In this guide, we’ll break down how to choose the perfect mirror size based on your needs.

1. Why Mirror Size Matter

• Influences spatial perception and light reflection
• The wrong size can disrupt visual balance
• Functionality vs. decorative usage

2. How to Measure for the Perfect Mirror Size

Before you shop for a new mirror, grab a tape measure and follow these essential steps:

• Width: A mirror should be around 70–80% of the width of the furniture or wall it sits above
• Visual spacing: Leave at least 2–4 inches (5–10 cm) of space on both sides for symmetry
• Eye-level placement: The mirror’s center should be roughly 57–60 inches (145–150 cm) from the floor
• Vanity tip: Install the mirror bottom edge about 4–10 inches above the vanity top

 Don’t forget: Leave room for wall sconces, faucets, or shelves.

3. Mirror Size Recommendations for Different Spaces

• Bathroom mirror:
  Single sink: 50-80 cm wide;
  Double sink: Two mirrors 50-70 cm each, spaced 5-10 cm apart.

• Entryway Mirrors：
  Should be at least half the width of the console table
  Recommended height: 80-100 cm
  

• Full-Length Mirrors：
  Minimum size: 40 x 120 cm
  Ideal size: 50 x 160 cm or larger
  

• Decorative Living Room Mirrors
  Can be large (80-120 cm) to create a focal point
  Round, oval, or geometric shapes add style impact

4 . Choosing the Right Mirror Shape for Your Space

•  Round mirrors: Soften sharp angles in a room; great for small bathrooms, entryways, or above pedestal sinks
• Oval mirrors: Offer a classic and elegant look; ideal for traditional or vintage-inspired spaces
• Rectangular mirrors: Most versatile; work well above vanities, dressers, or console tables
• Square mirrors: Provide symmetry and balance; best suited for minimalist or modern interiors
• Arched mirrors: Add architectural interest and a soft, romantic feel to bedrooms or hallways
• Geometric/irregular mirrors: Perfect for making a bold, artistic statement in modern or eclectic designs

5. Common Sizing Mistakes & How to Avoid Them

• Don’t pick a mirror too small for the space—it will look out of place.
• Avoid placing mirrors too high or too low; keep the center at eye level.
• Double-check clearance around light fixtures and plumbing before finalizing the size.
  

6. MoonMirror’s Best-Selling Sizes & Style Tips

Check out our customer favorites:

MoonMirror 24" Round Mirror: Perfect for compact bathrooms

Contemporary Round Mirror for Bathroom

MoonMirror 24" x 36" Rectangular Mirror with Black Frame: Ideal for vanities or hallways

Notched Corner Irregular Scalloped Rectangle Mirrors

 MoonMirror 22" x 60" Mirror: Elegant and practical for master bathroom.

Modern Rounded Rectangle Mirror for Bathroom

Conclusion: Size with Confidence

Choosing the right mirror size helps define your space and elevate its style. Measure carefully, consider your layout, and don’t hesitate to reach out for help.

Ready to take the next step? MoonMirror offers expert advice and high-quality mirrors to fit every room. Contact us anytime for personalized suggestions:support@moonmirror.co