Whether you're working internationally, shopping online, or tackling DIY projects, accurate unit conversions are essential. Master the most common conversions with our comprehensive guide.
Essential Length Conversions
📏Metric to Imperial
- 1 meter = 3.28084 feet
- 1 centimeter = 0.393701 inches
- 1 millimeter = 0.0393701 inches
- 1 kilometer = 0.621371 miles
📐Imperial to Metric
- 1 foot = 0.3048 meters
- 1 inch = 2.54 centimeters
- 1 inch = 25.4 millimeters
- 1 mile = 1.60934 kilometers
Digital and Print Conversions
| Unit | Pixels (72 DPI) | Pixels (300 DPI) | Use Case |
|---|---|---|---|
| 1 inch | 72 pixels | 300 pixels | Screen/Print |
| 1 cm | 28.35 pixels | 118.11 pixels | Design work |
| 1 point | 1 pixel | 4.17 pixels | Typography |
🧮Quick Conversion Formulas:
Inches to CM:
inches × 2.54 = centimeters
Feet to Meters:
feet × 0.3048 = meters
Pixels to Inches:
pixels ÷ DPI = inches
Common Conversion Scenarios
🛒Online Shopping
Converting international product dimensions to your local measurement system for accurate sizing.
🏗️Construction & DIY
Converting architectural plans and material specifications between metric and imperial systems.
🎨Design & Print
Converting between pixels, points, inches, and centimeters for digital and print media.
⚠️Common Conversion Mistakes:
- Confusing DPI settings in pixel conversions
- Rounding errors in multi-step conversions
- Mixing measurement systems in calculations
- Not accounting for precision requirements
- Using outdated or inaccurate conversion factors
Professional Conversion Tools
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