| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 750 | Dmytro Ostrovskyy |  UKR | 21.00 Q SB | 0.154 | 
| 2 | 397 | Matteo GALVAN |  ITA | 21.26 Q | 0.238 | 
| 3 | 313 | Julian REUS |  GER | 21.30 | 0.149 | 
| 4 | 140 | Peimeng Zhang |  CHN | 21.34 SB | 0.156 | 
| 5 | 430 | Yusuke Ishitsuka |  JPN | 21.41 | 0.171 | 
| 6 | 24 | Kurt Mulcahy |  AUS | 21.42 | 0.147 | 
| 7 | 528 | Jerrel Feller |  NED | 21.47 | 0.171 | 
| 8 | 110 | Kemar HYMAN |  CAY | 21.54 | 0.141 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 231 | Marek Niit |  EST | 21.06 Q | 0.162 | 
| 2 | 295 | Alexander Nelson |  GBR | 21.19 Q | 0.156 | 
| 3 | 786 | Willie Perry |  USA | 21.45 | 0.162 | 
| 4 | 61 | Arnout Matthijs |  BEL | 21.49 | 0.181 | 
| 5 | 327 | Nils Müller |  GER | 21.68 | 0.162 | 
| 6 | 160 | Matija Cop |  CRO | 21.79 | 0.151 | 
| 7 | 695 | Per Strandquist |  SWE | 21.81 | 0.167 | 
| 243 | Visa Hongisto |  FIN | DNS | 0.000 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 93 | Bryan Barnett |  CAN | 20.96 Q | 0.182 | 
| 2 | 742 | Ihor Bodrov |  UKR | 21.18 Q PB | 0.172 | 
| 3 | 192 | Franklin Nazareno |  ECU | 21.25 q | 0.180 | 
| 4 | 48 | Ramon Gittens |  BAR | 21.29 q | 0.183 | 
| 5 | 370 | Miklós Szebeny |  HUN | 21.37 | 0.156 | 
| 6 | 793 | Calvin Smith |  USA | 21.46 | 0.193 | 
| 7 | 570 | Mateusz Pluta |  POL | 21.50 | 0.163 | 
| 8 | 293 | Rion Pierre |  GBR | 21.54 | 0.125 |