Smaller bottles and cans in the product range contribute to driving sales when competition in store shelves intensifies and consumers' living costs rise.
Coca-Cola's share rises by 2.5 percent in futures trading on Wall Street after the report.
Net sales were $12.5 billion in the third quarter, which gave a profit per share of 82 cents. The average forecast among analysts was 78 cents per share, according to Bloomberg.
