Speed Cameras on the M4
28
Total Cameras
3
Speed Limits
6
Counties
7
Cities
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Camera Types on the M4
Fixed: 28
Speed Limits
40 mph
1
50 mph
12
70 mph
11
Unknown
4
All Cameras on the M4
| Type | Speed Limit | Road | Location | |
|---|---|---|---|---|
| Fixed | 50 mph | M4 | Newport | — |
| Fixed | 40 mph | M4 | Ealing | — |
| Fixed | — | M4 | Cardiff | — |
| Fixed | 50 mph | M4 | Newport | — |
| Fixed | 50 mph | M4 | Newport | — |
| Fixed | 50 mph | M4 | Newport | — |
| Fixed | 50 mph | M4 | Newport | — |
| Fixed | 50 mph | M4 | Newport | — |
| Fixed | 50 mph | M4 | Newport | — |
| Fixed | 50 mph | M4 | Newport | — |
| Fixed | 50 mph | M4 | Newport | — |
| Fixed | 50 mph | M4 | Newport | — |
| Fixed | 50 mph | M4 | Newport | — |
| Fixed | 70 mph | M4 | Maidenhead | — |
| Fixed | — | M4 | Maidenhead | — |
| Fixed | — | M4 | Maidenhead | — |
| Fixed | — | M4 | Maidenhead | — |
| Fixed | 70 mph | M4 | Reading | — |
| Fixed | 70 mph | M4 | Maidenhead | — |
| Fixed | 70 mph | M4 | Slough | — |
| Fixed | 70 mph | M4 | Slough | — |
| Fixed | 70 mph | M4 | Slough | — |
| Fixed | 70 mph | M4 | Slough | — |
| Fixed | 70 mph | M4 | Slough | — |
| Fixed | 70 mph | M4 | Windsor | — |
| Fixed | 50 mph | M4 | Newport | — |
| Fixed | 70 mph | M4 | Reading | 300 |
| Fixed | 70 mph | M4 | Reading | 120 |
Counties & Cities Along the M4
Related Roads
Frequently Asked Questions
How many speed cameras are on the M4?
There are 28 speed cameras on the M4.
Does the M4 have average speed cameras?
The M4 does not currently have permanent average speed cameras, though temporary ones may be in place during roadworks.
What is the speed limit on the M4?
The standard speed limit on the M4 is 70 mph unless otherwise signed.