Has a FIBA World Cup game ever ended 91-70?
Yes. FIBA World Cup has seen a final score of 91-70 2 times. It first happened on August 30, 2010, when Argentina beat Angola, and most recently on August 13, 2021, when Iceland beat Denmark.
That makes 91-70 the 222nd most common final score out of 1,178 that have ever occurred in FIBA World Cup. One point away, 92-70 has happened never and 91-71 has happened 3 times.