| Order / Lane | ATHLETE | COUNTRY | PB | SB 2018 |
|---|---|---|---|---|
| 1 | Sri Lanka U20 |
SRI
|
3:08.21 | 3:08.21 |
| 2 | Germany U20 |
GER
|
3:04.58 | 3:08.53 |
| 3 | Italy U20 |
ITA
|
3:06.46 | 3:08.35 |
| 4 | United States U20 |
USA
|
3:00.33 | 3:05.57 |
| 5 | Australia U20 |
AUS
|
3:04.74 | 3:08.53 |
| 6 | Great Britain & NI U20 |
GBR
|
3:03.80 | 3:07.17 |
| 7 | Belgium U20 |
BEL
|
3:05.74 | 3:09.39 |
| 8 | France U20 |
FRA
|
3:05.41 | 3:08.78 |