Convert 218 MM to Inches - Precision Calculator

Convert 218 millimeters to inches with precision control

Quick Answer
218 mm = 8.5827 in
โ‰ˆ 8 7/12" (fractional)
1 inch = 25.4 mm ยท 218 mm รท 25.4 = 8.5827 in

๐Ÿ“ Visual Size Comparison

Real-world comparison
About a soccer ball (220 mm)
Actual size218 mm = 8.5827" (8 7/12")
Millimeters (mm)501001502000218 mmInches (in)1.02.03.04.05.06.07.08.008.583"
Millimeter ticks
Inch ticks (1/16")
Note:The ruler shows actual size. You can verify it against a physical ruler.

Detailed Results

Decimal (4 places)
8.5827 in
Fraction (1/16")
8 7/12"
2 / 4 / 6 decimals
8.58 in ยท 8.5827 in ยท 8.582677 in
Reverse check
8.5827 in ร— 25.4 = 218 mm
8.5827 in
8 7/12"
218 mm = 8.5827 inches
Formula: 218 mm รท 25.4 = 8.5827 inches

Adjust Precision

Results at Different Precisions

2 Decimal Places
8.58 in
4 Decimal Places
8.5827 in
6 Decimal Places
8.582677 in

Fractional Inch Results

1/8" Precision
8 4/7"
1/16" Precision
8 7/12"
1/32" Precision
8 7/12"

๐Ÿชต Woodworking Application

For woodworking projects, 218 mm converts to approximately 8 7/12" when using 1/16" precision, which is standard for most woodworking measurements.

Common Wood Sizing:
Thick lumber or beam sizing

โš™๏ธ Engineering Application

In engineering contexts, 218 mm equals 8.582677 inches with high precision (6 decimal places) for accurate technical specifications.

Engineering Format:
218 mm (8.582677")

๐Ÿ›’ E-commerce Product Description

For online product listings, you can describe this measurement as:

Standard: Size: 218 mm (8.58 inches)
Approximate: Approx. 8.58" (218mm)
Dimension: 218mm / 8.58"

๐Ÿ–จ๏ธ 3D Printing Application

For 3D printing, 218 mm is the standard metric measurement. The imperial equivalent is 8.5827 inches.

3D Print Context:
Build plate or large model size

Where This Size Is Used

Small sizes (< 10 mm)
  • Precision measurement and tolerances
  • Electronics components and connectors
  • Jewelry and craft parts
Medium sizes (10โ€“100 mm)
  • Common hardware and fasteners
  • Phones, tablets, and accessories
  • Furniture fittings and fixtures
Large sizes (> 100 mm)
  • Construction and building materials
  • Furniture dimensions and clearances
  • Engineering project measurements
218 mm is close to A4 paper width (210 mm)
218 mm is close to Soda can diameter (66 mm)
218 mm is close to Ruler width (30 mm)

Quick Reference Table

MillimetersInches (Decimal)Inches (Fraction)
109.00 mm4.2913 in4 2/7"
163.50 mm6.4370 in6 7/16"
218.00 mm8.5827 in8 7/12"
272.50 mm10.7283 in10 8/11"
327.00 mm12.8740 in12 7/8"
436.00 mm17.1654 in17 1/6"

Frequently Asked Questions

How do I convert 218 mm to inches?

To convert 218 millimeters to inches, divide by 25.4 (the exact conversion factor). The result is 8.5827 inches.

What is 218 mm in fractional inches?

218 mm is approximately 8 7/12" when expressed as a fraction. This is commonly used in woodworking and construction.

Is this conversion accurate for engineering purposes?

Yes, our conversion uses the standard conversion factor (1 inch = 25.4 mm exactly) and supports up to 6 decimal places for high-precision engineering applications.

Need to Convert Different Values?

Use our interactive converter tool to convert any millimeter value to inches with real-time results.

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