First 3 in each heat (Q) and the next 2 fastest (q)

POS Rank Heat BIB ATHLETE COUNTRY RESULTS
1 1 2 575 Salem Amer Al-Badri QATQAT 1:50.14 Q
2 2 2 250 René Bauschinger GERGER 1:50.40 Q PB
3 3 2 417 Cosmas Rono Kipkorir KENKEN 1:50.44 Q SB
4 1 1 76 Onalenna Baloyi BOTBOT 1:50.62 Q PB
5 4 2 244 Christopher Stoves GBRGBR 1:50.64 q
6 2 1 410 Elijah Kiprono Boit KENKEN 1:50.66 Q
7 5 2 713 Fu-Pin Liao TPETPE 1:50.74 q PB
8 6 2 796 Olwin Granado VENVEN 1:50.85
9 3 1 483 David Fiegen LUXLUX 1:51.00 Q
10 4 1 584 Hussain Abdulnassir QATQAT 1:51.53
11 5 1 614 Abram F. Pretorius RSARSA 1:52.08
12 6 1 242 Michael Rimmer GBRGBR 1:52.38
13 7 2 430 Ibrahim Essa Al-Hiry KSAKSA 1:53.53
14 7 1 1 Hassane Almani ALGALG 1:54.83
15 8 1 63 Vitali Kakhanski BLRBLR 1:56.88
16 8 2 396 Tadayuki Shimada JPNJPN 1:59.46