Experts fear a potential for unrest in Zimbabwe, with both candidates claiming victory in elections.
If the Movement for Democratic Change (MDC) led by Nelson Chamisa loses the result there could be street protests with a potential for violence, and a protracted legal process that could stunt economic reforms, experts say.
In case the ruling party failure, many Zimbabweans fear Emmerson Mnangagwa will not accept the result, particularly given the huge risk they took in removing Mugabe.
The incumbent President of Zimbabwe Emmerson Mnangagwa asked for calm and restraint, while waiting for an official result.