Darren Sammy scored an unbeaten 43 to help West Indies chase 157 in the 28th over with two wickets in hand.
(For ball-by-ball commentary of this match, scroll to the bottom of the page)
Toss: West Indies won the toss and opted to field.
The West Indies have rejected any suggestion of a Test hangover going into the opening one-day international against a New Zealand side bolstered by the return of Jesse Ryder.
Gayle remains sidelined with a hamstring injury while Ryder has been in devastating form in New Zealand domestic cricket ahead of his return to the international arena after a 22-month self-imposed exile.