<p>Mitchell Marsh smashed an unbeaten 77 as Australia hammered New Zealand by eight wickets to clinch their maiden Twenty20 World Cup title on Sunday.</p>.<p>Chasing 173 for victory, Australia depended on a 92-run second-wicket stand between David Warner, who made 53, and Marsh to achieve their target with seven balls to spare in Dubai.</p>.<p>Warner became Trent Boult's second wicket but Marsh kept up the charge to power Australia home to their long-awaited T20 crown and add to their five 50-over World Cup trophies.</p>.<p>Glenn Maxwell, who made 28, joined Marsh, who hit six fours and four sixes in his 50-ball knock, to put on 66 runs and hit the winning boundary as the Aussies came charging in to celebrate the triumph.</p>.<p>Skipper Kane Williamson hit a valiant 85 in New Zealand's 172-4 after being invited to bat first in a crucial toss won by Aaron Finch as teams chasing have won all but one game at the venue.</p>.<p>Australia, whose previous best was a runners-up finish in 2010, came into this edition's semi-final with one loss to England and beat Pakistan in the final-four clash with a chase of 177.</p>.<p>Australia fast bowler Josh Hazlewood returned figures of 3-16 and leg-spinner Adam Zampa had 1-26.</p>.<p>Australia suffered an early blow in their chase when Finch departed for five off Boult as a largely neutral but not packed-to-capacity crowd roared.</p>.<p>But the left-right batting pair of Warner and Marsh combined to take apart the bowling with fours and sixes galore.</p>.<p>Marsh hit Adam Milne for one six and two fours on his first three balls of the knock to signal his ruthless intent.</p>.<p>Warner also kept up his punishing act as he hammered leg-spinner Ish Sodhi for 17 runs in one over with just a single to Marsh.</p>.<p>He smoked Jimmy Neesham for a six to raise his third half-century of the tournament but soon fell to Boult.</p>.<p>Warner, with 289 runs in total, ended second behind Pakistan's Babar Azam (303) in the tournament's batting chart.</p>.<p>Earlier Williamson, who was dropped on 21, started cautiously but once settled took on the opposition bowling to reach his first half-century of the tournament.</p>.<p>He finished with 10 fours and three sixes in his 48-ball blitz to lift New Zealand from 57-1 in 10.</p>.<p>The Kiwis initially struggled and lost Daryl Mitchell caught behind for 11 off Hazlewood.</p>.<p>Opening batsman Martin Guptill failed to get quick runs despite his three boundaries and a 48-run second-wicket stand with Williamson.</p>.<p>Williamson survived a spill by Hazlewood in the deep with the ball popping out of the fielder's hand to find the boundary. Pace spearhead Mitchell Starc was the bowler.</p>.<p>The captain hit back with two more fours off left-arm quick Starc who was taken for 60 runs from his four overs, to get some momentum into the innings.</p>.<p>Zampa sent Guptill trudging back to the dugout after the opener's 35-ball 28 but Williamson kept up the charge with two sixes off Maxwell.</p>.<p>Williamson again picked out Starc to smash four fours and one six in a 22-run 16th over and put on 68 with Glenn Phillips, who made 18.</p>.<p>Hazlewood returned in his final over to break the stand with Phillips' wicket and then got Williamson out with a leg-cutter.</p>
<p>Mitchell Marsh smashed an unbeaten 77 as Australia hammered New Zealand by eight wickets to clinch their maiden Twenty20 World Cup title on Sunday.</p>.<p>Chasing 173 for victory, Australia depended on a 92-run second-wicket stand between David Warner, who made 53, and Marsh to achieve their target with seven balls to spare in Dubai.</p>.<p>Warner became Trent Boult's second wicket but Marsh kept up the charge to power Australia home to their long-awaited T20 crown and add to their five 50-over World Cup trophies.</p>.<p>Glenn Maxwell, who made 28, joined Marsh, who hit six fours and four sixes in his 50-ball knock, to put on 66 runs and hit the winning boundary as the Aussies came charging in to celebrate the triumph.</p>.<p>Skipper Kane Williamson hit a valiant 85 in New Zealand's 172-4 after being invited to bat first in a crucial toss won by Aaron Finch as teams chasing have won all but one game at the venue.</p>.<p>Australia, whose previous best was a runners-up finish in 2010, came into this edition's semi-final with one loss to England and beat Pakistan in the final-four clash with a chase of 177.</p>.<p>Australia fast bowler Josh Hazlewood returned figures of 3-16 and leg-spinner Adam Zampa had 1-26.</p>.<p>Australia suffered an early blow in their chase when Finch departed for five off Boult as a largely neutral but not packed-to-capacity crowd roared.</p>.<p>But the left-right batting pair of Warner and Marsh combined to take apart the bowling with fours and sixes galore.</p>.<p>Marsh hit Adam Milne for one six and two fours on his first three balls of the knock to signal his ruthless intent.</p>.<p>Warner also kept up his punishing act as he hammered leg-spinner Ish Sodhi for 17 runs in one over with just a single to Marsh.</p>.<p>He smoked Jimmy Neesham for a six to raise his third half-century of the tournament but soon fell to Boult.</p>.<p>Warner, with 289 runs in total, ended second behind Pakistan's Babar Azam (303) in the tournament's batting chart.</p>.<p>Earlier Williamson, who was dropped on 21, started cautiously but once settled took on the opposition bowling to reach his first half-century of the tournament.</p>.<p>He finished with 10 fours and three sixes in his 48-ball blitz to lift New Zealand from 57-1 in 10.</p>.<p>The Kiwis initially struggled and lost Daryl Mitchell caught behind for 11 off Hazlewood.</p>.<p>Opening batsman Martin Guptill failed to get quick runs despite his three boundaries and a 48-run second-wicket stand with Williamson.</p>.<p>Williamson survived a spill by Hazlewood in the deep with the ball popping out of the fielder's hand to find the boundary. Pace spearhead Mitchell Starc was the bowler.</p>.<p>The captain hit back with two more fours off left-arm quick Starc who was taken for 60 runs from his four overs, to get some momentum into the innings.</p>.<p>Zampa sent Guptill trudging back to the dugout after the opener's 35-ball 28 but Williamson kept up the charge with two sixes off Maxwell.</p>.<p>Williamson again picked out Starc to smash four fours and one six in a 22-run 16th over and put on 68 with Glenn Phillips, who made 18.</p>.<p>Hazlewood returned in his final over to break the stand with Phillips' wicket and then got Williamson out with a leg-cutter.</p>