South Africa beat Zimbabwe by 93 runs in the first one-day international at the Queen’s Sports Club on Sunday.
The Proteas piled up 309-3 in their 50 overs with Hashim Amla top-scoring on 122 not out.
Zimbabwe were dismissed for 216 in the last over as South Africa took a 1-0 lead in the three-game series.
The second and third matches are at the same venue on Tuesday and Thursday.