The 1998 Acura Classic was a women's tennis tournament played on outdoor hard courts at the Manhattan Country Club in Manhattan Beach, California in the United States that was part of Tier II of the 1998 WTA Tour. The tournament was held from August 10 through August 16, 1998.
| 1998 Acura Classic | |
|---|---|
| Date | August 10–16 |
| Edition | 25th |
| Category | Tier II |
| Draw | 28S / 16D |
| Prize money | $450,000 |
| Surface | Hard / outdoor |
| Location | Manhattan Beach, California, U.S. |
| Venue | Manhattan Country Club |
| Champions | |
| Singles | |
 Lindsay Davenport | |
| Doubles | |
 Martina Hingis /  Natasha Zvereva | |
Finals
editSingles
edit Lindsay Davenport defeated Martina Hingis 4–6, 6–4, 6–3
- It was Davenport's 8th title of the year and the 39th of her career.
Doubles
edit Martina Hingis / Natasha Zvereva defeated 
Tamarine Tanasugarn / 
Elena Tatarkova 6–4, 6–2
- It was Hingis' 11th title of the year and the 36th of her career. It was Zvereva's 5th title of the year and the 78th of her career.