Gauges
This table has many holes and even whole scales missing! Please help by filling in the gaps and writing a bit about them on their designated pages. To find out how go to FAQ.
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Gauge- The distance between the inside of the two rails
Scale- The proportion that the model bears to the full size prototype, it can be expressed either as size relationship, 1":1', or a ratio, 1:12 or 1/12.
The full Glossary
| Name |
Gauge |
Scale |
mm/foot |
Page |
Layouts |
Notes |
| Standard |
4'8.5" |
1:1 |
304.8 |
Prototypes |
|
World Standard |
| Broad |
7' |
1:1 |
304.8 |
Prototypes |
|
Brunel's Gauge |
| G |
45mm |
1:24-8 |
~15 |
G |
|
Narrow Gauge 3ft |
| Gn15 |
16.5mm |
1:24 |
~15 |
Gn15 |
Gn15 |
Representing 15" gauge |
| SM45 |
45mm |
1:19 |
16 |
SM45 |
|
Narrow Gauge 3ft |
| SM32 |
32mm |
1:19 |
16 |
SM32 |
|
Narrow Gauge 2ft |
| 1 |
45mm |
1:30.5 |
10 |
Gauge1 |
Gauge1 |
|
| 0 |
32mm |
1:43.5 |
7 |
0Gauge |
OGauge |
|
| Scale7 |
33mm |
1:43.5 |
7 |
|
|
|
| 016.5 |
16.5mm |
1:43.5 |
7 |
|
|
Narrow gauge 2' 3" but used for 2'0" - 2'6" |
| 0n30 |
16.5 mm |
1:48 |
6..4 |
|
|
USA narrow gauge 2'6" |
| 09 |
9mm |
1:43.5 |
7 |
|
|
Miniature gauge 15" |
| S |
7/8" |
1:64 |
3/16" |
SGauge |
S Gauge |
|
| H0 |
16.5mm |
1:87.1 |
3.5 |
HO |
H0 |
Worlds Most Popular |
| H0n3 |
10.5mm |
1:87 |
3.5 |
HOn3 |
H0n3 |
|
|
00
00-SF
|
16.5mm
16.2mm
|
1:76.2
1:76.2
|
4
4
|
OO
|
00
|
Uk's Most Popular
|
| 00 Broad Gauge |
28mm |
1:76.2 |
4 |
|
|
Brunel's Broad Gauge in 00 |
| 00n3 |
12mm |
1:76.2 |
4 |
|
|
|
| 009 |
9mm |
1:76.2 |
4 |
OO9 |
009 |
|
| EM |
18.2mm |
1:76.2 |
4 |
EM |
EM |
|
| P4 |
18.83mm |
1:76.2 |
4 |
P4 |
P4 |
Exact Scale 4mm |
| 3mm |
14.2mm |
1:101.6 |
3 |
3mm |
3mm |
|
| TT |
12mm |
1:120 |
2.54 |
TT |
TT |
|
| N |
9mm |
1:148 |
2 |
N |
N |
|
| 2mm Finescale |
9.42mm |
1:152.4 |
2 |
2mmfinescale |
2mmFinescale |
|
| Z |
6.5mm |
1:220 |
1.4 |
Z |
Z |
Smallest Commercially Available |
To-do List
Please feel free to edit this page, the following needs to be done:
Pages need to be written about each gauge
Gaps in the table above need filling in
To find out how you can easily edit this page go to FAQ
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