First 3 in each heat (Q) and the next 6 fastest (q)

First 3 of each heat (Q) plus 6 fastest times (q) qualify to Semi-Final

POS Rank Heat BIB ATHLETE COUNTRY RESULTS ms*
1 1 4 2286 Mohamed Karim AMRI TUNTUN 1:49.21 Q PB
2 2 4 1997 Kelvin Kimutai KOECH KENKEN 1:49.28 Q
3 1 2 1744 General Berhanu AYANSA ETHETH 1:49.48 Q
4 3 4 2357 Daniel WATCKE USAUSA 1:49.86 Q
5 1 1 1788 Henry JONAS GBRGBR 1:49.89 Q
6 2 1 1615 John O'REILLY CANCAN 1:49.92 Q
7 1 6 2162 Hatim AIT OULGHAZI QATQAT 1:49.98 Q
8 2 6 1611 Robin LEFEBVRE CANCAN 1:50.04 Q
9 4 4 2179 Matthew BURNETT RSARSA 1:50.16 q .155
10 3 1 2046 Ayoub ELFAKHAR MARMAR 1:50.16 Q .158
11 3 6 1909 Noam MAMU ISRISR 1:50.20 Q .194
12 4 1 1998 Phanuel Kipkosgei KOECH KENKEN 1:50.20 q .196
13 5 1 2060 Amado Kalid AMADOR MEXMEX 1:50.30 q
14 4 6 1830 Tom STÖBER GERGER 1:50.32 q
15 1 5 2333 Michael LONG USAUSA 1:50.53 Q
16 5 4 1590 Carlos Eduardo LARA BRABRA 1:50.56 q
17 2 5 1978 Ko OCHIAI JPNJPN 1:50.67 Q
18 3 5 1502 Boubaker BOUHAIN ALGALG 1:50.75 Q .741
19 5 6 2153 Miguel PANTOJAS PURPUR 1:50.75 q .744
20 6 6 2104 James FORD NZLNZL 1:50.89
21 4 5 2193 Karabelo MOTLHABEDI RSARSA 1:50.91
22 7 6 2029 Jānis STŪRĪTIS LATLAT 1:51.09
23 1 3 1780 Yanis VANLANDUYT FRAFRA 1:51.18 Q
24 2 2 1795 William RABJOHNS GBRGBR 1:51.20 Q
25 3 2 1920 Davide DE ROSA ITAITA 1:51.34 Q
26 4 2 1517 Uriel Rodrigo MUÑOZ ARGARG 1:51.35
27 5 5 2287 Mohamed Rayen CHIHA TUNTUN 1:51.38
28 6 1 1627 Lucas Alberto JARA CHICHI 1:51.41
29 2 3 1525 Peyton CRAIG AUSAUS 1:51.43 Q
30 3 3 1990 Togo YOSHIZAWA JPNJPN 1:51.49 Q
31 5 2 2158 Ibrahim Haydar ABDALLA QATQAT 1:51.67
32 6 5 2236 Robin GLOOR SUISUI 1:51.80
33 7 5 1915 Luca BORZI ITAITA 1:52.11
34 4 3 2040 Jory TEIXEIRA LUXLUX 1:52.26
35 7 1 2147 Nuno CORDEIRO PORPOR 1:52.33
36 5 3 1508 Seif Eddine HAFSI ALGALG 1:52.68
37 6 2 2145 João BRITO PORPOR 1:52.78
38 8 1 2112 Giancarlo Andre BRAVO PERPER 1:53.34 PB
39 6 4 1865 Ian Richard MAS HONHON 1:56.17
40 7 2 1549 Hayden TODD AUSAUS 1:57.41
41 6 3 1885 Sahil KHAN INDIND 2:01.32
4 2103 Thomas COWAN NZLNZL DQ
4 1802 Louis BUSCHBECK GERGER DNS
3 2209 Žan OGRINC SLOSLO DNS
Legend

ms - Milliseconds - shown when two or more competitors finish with the same time down to hundredths of a second