ExactConverter

Length conversion

8 km to mi

4.971 mi

8 kilometres = 4.971 miles. Exact factor: mi = km ÷ 1.609344.

Live converter

Edit either field — the other updates instantly. Type decimal values like 38.4.

The formula

mi = km ÷ 1.609344

Worked example: 8 × 0.6213711922 = 4.971 mi.

Values near 8 km

km mi
7.25 4.505
7.5 4.66
7.75 4.816
8this page 4.971
8.25 5.126
8.5 5.282
8.75 5.437

Frequently asked

How do you convert kilometres to miles?

Apply the formula mi = km ÷ 1.609344. Enter any value in the live converter above and the result updates as you type.

What is 8 km in mi?

8 km equals 4.971 mi. The reference table below shows the values immediately around 8 km.

Is this conversion exact?

Yes. Consecutive Fibonacci numbers approximate this ratio: 5 km is about 3 miles, 8 km about 5, 13 km about 8.