Google has knocked Microsoft off the top spot and been named the most powerful global brand of 2007 in a recently published ranking.

It's the second year in a row a tech brand has beaten household names such as Coca-Cola, Marlboro and Toyota.

In the ranking, which factored in financial performance and consumer sentiment, Google ranked first with a brand value of more than $66 billion, nearly double its value in the 2006 ranking, according to market researcher Millward Brown Optimor.

Microsoft came in third this year with a brand value of $55 billion. Fellow tech companies in the top 10 are China Mobile, in fifth place, and IBM, in ninth.

According to Millward Brown Optimor, here are the 10 most powerful global brands of 2007, plus brand value:
1. Google--$66.4 billion
2. General Electric--$61.9 billion
3. Microsoft--$55 billion
4. Coca-Cola--$44.1 billion
5. China Mobile--$41.2 billion
6. Marlboro--$39.2 billion
7. Wal-Mart--$36.9 billion
8. Citigroup--$33.7 billion
9. IBM--$33.6 billion
10. Toyota Motor--$33.4 billion

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