Khulna - Zimbabwe captain Elton Chigumbura won the toss and elected to bat first in the fourth Twenty20 international at the Sheikh Abu Naser Stadium in Khulna on Friday.
The visitors, who won Wednesday's third match by 31 runs, trail Bangladesh 2-1 in the four-match series.
Chigumbura returned to lead Zimbabwe after taking a break in the previous two matches as the African side made three changes to their squad.
Chigumbura, Luke Jongwe and Neville Madziva came in for Sean Williams, Taurai Muzarabani and Brian Vitori.
Bangladesh brought back opener Tamim Iqbal, who was joined by Arafat Sunny and Taskin Ahmed with Sunny and Taskin playing their first match in the series.
Batsman Mosaddek Hossain, all-rounder Muktar Ali and pacer Mohammad Shahid made the way for the trio.
Bangladesh: Mashrafe Mortaza (captain), Shakib Al Hasan, Tamim Iqbal, Imrul Kayes, Soumya Sarkar, Sabbir Rahman, Mahmudullah Riyad, Nurul Hasan, Arafat Sunny, Abu Hider and Taskin Ahmed.
Zimbabwe: Elton Chigumbura (captain), Hamilton Masakadza Malcolm Waller, Peter Moor, Tendai Chisoro, Graeme Cremer, Richmond Mutumbami, Sikandar Raza, Neville Madziva, Vusi Sibanda and Luke Jongwe.
Umpires: Enamul Haque (BAN) and Sharfuddoula Saikat (BAN)
TV Umpire: Anisur Rahman (BAN)
Match Referee: Chris Broad (ENG)