| Order / Lane | ATHLETE | COUNTRY | PB | SB 2011 |
|---|---|---|---|---|
| Justin Gaymon |
USA
|
48.46 | 48.58 | |
| Daniel O'Shea |
NZL
|
51.62 | 51.62 | |
| Danny Brandwood |
GBR
|
50.83 | 52.02 | |
| Brendan Cole |
AUS
|
49.24 | 49.60 | |
| Michael Cochrane |
NZL
|
50.62 | 50.62 | |
| Sasha Alexeenko |
AUS
|
51.28 | 51.28 | |
| Felipe de Castro Cruz |
AUS
|
52.29 | 52.35 | |
| James Mortimer |
NZL
|
50.73 | 50.73 |