1989 / CART / Teammates Comparison
Race
| Details | Bill Vukovich III - Ludwig Heimrath Jr. | Hemelgarn Racing | 1 - 0 |
| Details | Michael Andretti - Mario Andretti | Newman-Haas Racing | 7 - 1 |
| Details | Arie Luyendyk - Scott Brayton | Simon Racing | 4 - 1 |
| Details | Arie Luyendyk - John Andretti | Simon Racing | 1 - 0 |
| Details | Scott Brayton - John Andretti | Simon Racing | 1 - 0 |
| Details | Rick Mears - Danny Sullivan | Team Penske | 6 - 4 |
| Details | Rick Mears - Al Unser | Team Penske | 3 - 0 |
| Details | Danny Sullivan - Al Unser | Team Penske | 1 - 0 |
Qualifying
| Guido Daccò - Fulvio Ballabio | Dale Coyne Racing | 1 - 1 |
| Fulvio Ballabio - Guido Daccò | Dale Coyne Racing | 1 - 1 |
| Scott Atchison - Jean-Pierre Frey | Euromotorsport | 1 - 0 |
| John Andretti - Tom Sneva | Granatelli Racing | 1 - 0 |
| Ludwig Heimrath Jr. - Bill Vukovich III | Hemelgarn Racing | 1 - 0 |
| Kevin Cogan - Rich Vogler | Machinists Union | 1 - 0 |
| Michael Andretti - Mario Andretti | Newman-Haas Racing | 9 - 6 |
| Arie Luyendyk - Scott Brayton | Simon Racing | 11 - 3 |
| Scott Brayton - John Andretti | Simon Racing | 4 - 1 |
| Arie Luyendyk - John Andretti | Simon Racing | 4 - 1 |
| Rick Mears - Danny Sullivan | Team Penske | 8 - 5 |
| Rick Mears - Al Unser | Team Penske | 4 - 0 |
| Al Unser - Danny Sullivan | Team Penske | 2 - 1 |