2018 FINA World Swimming Championships (25 m) – Men's 4 × 100 metre freestyle relay

Men's 4 × 100 metre freestyle relay at the 2018 FINA World Swimming Championships (25 m)
Venue	Hangzhou Sports Park Stadium
Dates	11 December (heats and final)
Competitors	62 from 13 nations
Teams	13
Winning time	3:03.03 WR
Medalists
Caeleb Dressel Blake Pieroni Michael Chadwick Ryan Held Kyle DeCoursey Michael Jensen Matt Grevers    United States   Vladislav Grinev Sergey Fesikov Vladimir Morozov Kliment Kolesnikov Evgeny Rylov Ivan Kuzmenko Mikhail Vekovishchev Ivan Girev    Russia   Matheus Santana Marcelo Chierighini César Cielo Breno Correia    Brazil
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The Men's 4 × 100 metre freestyle relay competition of the 2018 FINA World Swimming Championships (25 m) was held on 11 December 2018..^[1]

Prior to the competition, the existing world and championship records were as follows.

	Nation	Time	Location	Date
World record	United States	3:03.30	Manchester	19 December 2009
Championship record	France	3:03.78	Doha	3 December 2014

The following new records were set during this competition

Date	Event	Nation	Time	Record
11 December	Final	United States	3:03.03	WR, CR

The heats were started on 11 December at 12:37.^[2]

Rank	Heat	Lane	Nation	Swimmers	Time	Notes
1	1	4	Russia	Evgeny Rylov (46.09) Ivan Kuzmenko (46.58) Mikhail Vekovishchev (46.32) Ivan Girev (46.17)	3:05.16	Q
2	1	7	Brazil	Matheus Santana (47.41) Marcelo Chierighini (46.52) Breno Correia (45.32) César Cielo (46.45)	3:05.70	Q, SA
3	1	6	United States	Ryan Held (45.82) Kyle DeCoursey (46.92) Michael Jensen (46.41) Matt Grevers (46.57)	3:05.72	Q
4	2	3	Italy	Santo Condorelli (47.23) Lorenzo Zazzeri (46.99) Davide Nardini (47.44) Alessandro Miressi (46.52)	3:08.18	Q
5	1	5	Japan	Katsumi Nakamura (46.54) Kaiya Seki (47.38) Kosuke Matsui (47.18) Fuyu Yoshida (47.16)	3:08.26	Q
6	2	4	Australia	Louis Townsend (47.03) Alexander Graham (46.94) Jack Gerrard (46.97) Thomas Fraser-Holmes (47.62)	3:08.56	Q
7	2	2	Belarus	Yauhen Tsurkin (47.85) Hryhory Pekarski (47.45) Mikita Tsmyh (48.81) Artsiom Machekin (47.41)	3:11.52	Q, NR
8	2	5	China	Hou Yujie (48.34) Cao Jiwen (47.48) He Junyi (48.17) Yu Hexin (47.98)	3:11.97	Q
9	2	6	Turkey	Hüseyin Emre Sakçı (47.97) Iskender Baslakov (48.28) Yalım Acımış (48.46) Kemal Arda Gürdal (47.55)	3:12.26	NR
10	1	2	Portugal	Miguel Nascimento (47.61) NR Gabriel Lopes (48.14) Diogo Carvalho (50.33) Alexis Santos (49.48)	3:15.56	NR
11	2	7	New Zealand	Daniel Hunter (48.06) Andrew Jeffcoat (48.92) Matthew Hyde (50.50) Wilrich Coetzee (48.98)	3:16.46
12	1	3	Chinese Taipei	Lin Chien-liang (49.46) Huang Yen-hsin (49.00) Chuang Mu-lun (48.84) An Ting-yao (49.31)	3:16.61
13	2	1	Bulgaria	Yordan Yanchev (49.02) Svetlozar Nikolov (49.88) Kaloyan Bratanov (50.10) Antani Ivanov (50.51)	3:19.51	NR

The final was held on 11 December at 20:52.^[3]

Rank	Lane	Nation	Swimmers	Time	Notes
	3	United States	Caeleb Dressel (45.66) Blake Pieroni (45.75) Michael Chadwick (45.86) Ryan Held (45.76)	3:03.03	WR
	4	Russia	Vladislav Grinev (46.38) Sergey Fesikov (46.21) Vladimir Morozov (45.06) Kliment Kolesnikov (45.46)	3:03.11	ER
	5	Brazil	Matheus Santana (46.83) Marcelo Chierighini (46.37) César Cielo (46.34) Breno Correia (45.61)	3:05.15	SA
4	6	Italy	Santo Condorelli (46.76) Alessandro Miressi (46.03) Marco Orsi (46.41) Lorenzo Zazzeri (46.00)	3:05.20	NR
5	7	Australia	Cameron McEvoy (46.28) Louis Townsend (46.85) Jack Gerrard (46.86) Alexander Graham (46.50)	3:06.49
6	2	Japan	Katsumi Nakamura (46.22 NR) Kaiya Seki (46.87) Kosuke Matsui (46.92) Fuyu Yoshida (47.86)	3:07.87
7	8	China	Hou Yujie (48.09) Cao Jiwen (46.96) He Junyi (47.54) Yu Hexin (47.96)	3:10.55	NR
8	1	Belarus	Yauhen Tsurkin (47.76) Hryhory Pekarski (47.07) Viktar Staselovich (48.33) Artsiom Machekin (47.43)	3:10.59	NR