Convert 48 mm to inches | 48 mm ≈ 1 7/8" | Calculator

Quick Answer: 48 mm = 1.8898 inches ≈ 1 5764"

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48 mm = 1.8898 inches

48 mm ≈ 2 in (error: 5.83%)

48 mm ≈ 1 78 in (error: 0.78%)

48 mm ≈ 1 5764 in (error: 0.04%)

48 mm ≈ 1 7/8" (error: 0.78%)

Quick calculation:

  1. 48 mm ÷ 25.4 = 1.8898"
  2. 1.8898 × 8 = 15.1 → round to 15
  3. Result: 15/8

1 7/8" / 4.8 cm on a Ruler

Imperial (inches)

1 7/8 in on a ruler 0 1 2 3 4 1 7/8 in

Metric (cm)

4.8 cm on a ruler 0 1 2 3 4 5 6 7 8 9 10 4.8 cm

The red markers show 48 mm as 1 7/8" (imperial) and 4.8 cm (metric).

Learn more about converting mm to fractional inches →

Similar MM to Inches Conversions

Values close to 48 mm for quick reference:

Millimeters Decimal Inches Fractional Inches
38 mm 1.4961″ 1 1/2″
40 mm 1.5748″ 1 37/64″
42 mm 1.6535″ 1 21/32″
44 mm 1.7323″ 1 47/64″
46 mm 1.811″ 1 13/16″
48 mm 1.8898″ 1 57/64″
50 mm 1.9685″ 1 31/32″
52 mm 2.0472″ 2 3/64″
54 mm 2.126″ 2 1/8″
56 mm 2.2047″ 2 13/64″
58 mm 2.2835″ 2 9/32″

See Also

Frequently Asked Questions

How much is 48 mm in inches?

48 millimeters equals 1.8898" (exactly 48 ÷ 25.4 inches).

How do I convert 48 mm to inches?

Divide millimeters by 25.4: 48 ÷ 25.4 = 1.8898 inches.

Is the conversion exact?

Yes. 1 inch = 25.4 mm exactly (1959 International Yard and Pound Agreement). All values on this page use this exact factor.

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48 mm to inches — 1.8898"

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All unit conversions on CoolConversion use conversion factors defined or documented by internationally recognised standards bodies (such as ISO and NIST), including both SI and non-SI units.

Conversion factors verified against NIST, BIPM, ISO 80000-3 1 inch = 2.54 cm by international agreement (1959). Last reviewed: March 2026
Adilson Fernandes By Adilson Fernandes
Tiago Fernandes Reviewed by Tiago Fernandes