Length Calculator
Convert between different length units with precision
Unit Conversion
Common Lengths
Everyday Objects
18 cm
Smartphone
30 cm
Ruler
1.8 m
Average Person
4.5 m
Car Length
Sports & Recreation
28.65 m
Tennis Court
100 m
Running Track
43 cm
Basketball Rim
1.68 m
Pool Table
Landmarks & Distances
443 m
Empire State Building
828 m
Burj Khalifa
384,400 km
Earth to Moon
149.6M km
Earth to Sun (1 AU)
Conversion Result
0.001 km
1 meter = 0.001 kilometers
All Unit Conversions
Length Scale Visualization
0
1 km
Length Comparisons
Human Hair Width
0.1 mm
Grain of Sand
1 mm
Paper Thickness
0.1 mm
Football Field
91.4 m
Marathon
42.2 km
Note: Conversion factors are based on standard international definitions. Some imperial units may have slight variations in different measurement systems.
