1:144 Scale Calculator & Conversion Chart

Airliner & Gunpla scale · 0.69% of real size

1:144 halves 1:72 in every dimension, which is why it owns the airliner market — a 70 m jumbo jet becomes a manageable 49 cm model. It is also the standard "High Grade" Gundam scale and a common size for micro armor.

Precision Scale Conversion Calculator

Real World Size

Scale (1 : N)

Scaled Size

1:144 Scale Quick Facts

1 real foot = 0.083″ (2.12 mm) on the model
1 real meter = 6.94 mm on the model
A 6 ft (183 cm) person = 12.7 mm (0.5″) tall
Model is 0.69% of real size — use this as the scale percentage in 3D-print slicers

1:144 Scale Reference Chart

Real Size	mm	cm	inches
1 inch	0.176 mm	0.018 cm	0.007″
1 foot	2.1 mm	0.212 cm	0.083″
6 ft (person)	12.7 mm	1.27 cm	0.5″
1 meter	6.9 mm	0.694 cm	0.273″
3 m (room height)	20.8 mm	2.08 cm	0.82″
10 meters	69.4 mm	6.94 cm	2.734″
30 m (building)	208.3 mm	20.83 cm	8.202″

Frequently Asked Questions

What is 1:144 scale in mm, cm, and inches?

In 1:144 Scale, 1 unit on the model equals 144 of the same unit in real life. One real foot equals 0.083 inches (2.12 mm) on the model, one real meter equals 6.94 mm (0.69 cm), and the model is 0.69% of real size.

How tall is a 6 ft person in 1:144 Scale?

A 6-foot (183 cm) person stands 12.7 mm (0.5 inches) tall in 1:144 Scale.

How do I convert a real measurement to 1:144 Scale?

Divide the real measurement by 144. For example, a 10 m object is 69.4 mm long in 1:144 Scale. The calculator on this page does this automatically in both directions.