| POS | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|
| 1 | Edwin Moses |
USA
|
48.11 | |
| 2 | Andre Phillips |
USA
|
48.99 | |
| 3 | Amadou Dia Ba |
SEN
|
49.18 | |
| 4 | Aleksandr Kharlov |
URS
|
49.75 | |
| 5 | Ahmed Hamada |
BRN
|
50.04 | |
| 6 | Franz Meier |
SUI
|
50.31 | |
| 7 | Rik Tommelein |
BEL
|
50.54 | |
| Toma Tomov |
BUL
|
DNF |
| POS | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|
| 1 | Harald Schmid |
FRG
|
48.57 | |
| 2 | David Lee |
USA
|
48.63 | |
| 3 | Ryszard Szparak |
POL
|
49.17 | |
| 4 | Sven Nylander |
SWE
|
49.18 | |
| 5 | Daniel Ogidi |
NGR
|
49.51 | |
| 6 | José Alonso |
ESP
|
49.91 | |
| 7 | Karl Smith |
JAM
|
49.99 | |
| 8 | Krasimir Demirev |
BUL
|
50.91 |