
1:300
scale
One metre becomes 3.3 mm. A person is 5.83 mm tall, a door 7 mm, a 3 m storey 10 mm. Everything below is drawn at 1:300.
Hold any bank card flat against the screen and move the slider until the outline below matches its edges. The setting stays in this browser.
Real size,
1:300 size
For a whole building at every scale at once, use the scale calculator.
| A stair riser 17.5 cm | 0.58 mm |
|---|---|
| A chair seat 45 cm | 1.5 mm |
| A person 1.75 m | 5.83 mm |
| A door 2.1 m | 7 mm |
| A storey, floor to floor 3 m | 10 mm |
| A car 4.5 m | 15 mm |
| A bus 12 m | 40 mm |
| A 10-storey building 32 m | 10.7 cm |
| A football pitch 105 m | 35 cm |
| 100 metres 100 m | 33.3 cm |
| 1 mm on the model | 30 cm |
|---|---|
| 1 cm on the model | 3 m |
| 5 cm on the model | 15 m |
| 10 cm on the model | 30 m |
| 30 cm on the model | 90 m |
| 50 cm on the model | 150 m |
| 1 m on the model | 300 m |
At 1:300
What is modelled
Towers keep their floor lines and window bays; podiums keep their entrances and planting.
What it is used for
Residential towers and hotels, where the full height still has to fit a room.
In the archive
The archive holds 3 models at 1:300, among them Rihan Heights, Indore Township and Le Meridien Zhengzhou.
The same person
at every scale
Built at 1:300
Models from the archive at this scale, cut, assembled and painted by hand.
Every scale
On 1:300
How big is a person at 1:300 scale?
A person 1.75 m tall is 5.83 mm at 1:300. A child of 1.2 m is 4 mm and a standard door of 2.1 m is 7 mm.
How do I convert 1:300 to real size?
Multiply by 300. One millimetre on the model is 30 cm in reality and one centimetre is 3 m. To go the other way, divide the real size by 300: a 3 m storey becomes 10 mm.
What is 1:300 scale used for?
Residential towers and hotels, where the full height still has to fit a room. Towers keep their floor lines and window bays; podiums keep their entrances and planting.
How big would my building be at 1:300?
A building 20 m wide, 12 m deep and 15 m tall is 6.7 × 4 × 5 cm at 1:300. The scale calculator works it out for any building at every scale at once.
Your building, at 1:300, built by hand.

