Market researcher Emarketer forecasts that Meta Platforms will overtake Alphabet's Google as the world's largest digital advertising earner by the end of 2026. The projection shows Meta reaching $243.46 billion in global net ad revenue, narrowly ahead of Google's expected $239.54 billion.

This milestone marks the first time Meta pulls ahead in the sector. Emarketer attributes the shift to Meta's faster growth trajectory, with ad revenue expansion projected at 24.1% for this year, up from 22.1% in 2025. In contrast, Google's pace holds steady at 11.9%.

Meta's Advantage+ automated advertising tools have seen rapid uptake among advertisers. These features simplify campaign management and boost returns on marketing investments. Expansion into new areas plays a role too: ads now appear on WhatsApp and Threads, challenging rivals like X, while Instagram Reels competes in short-form video against TikTok and YouTube Shorts.

"In surpassing Google, Meta has essentially had many of its core strategies validated," noted Max Willens, principal analyst at Emarketer.

Google maintains diversification beyond search ads, including YouTube Premium subscriptions. However, its broader portfolio may hinder matching Meta's ad-specific acceleration.

Together with Amazon, Google and Meta are set to capture 62.3% of global digital ad spending in 2026, according to Emarketer. Smaller players like Snap and Pinterest face greater risks from ad budget tightening amid geopolitical tensions, as funds flow to these giants.

Recent legal setbacks for Meta and YouTube are viewed as unlikely to alter the outlook significantly.

Meta shares trade at $536, with analysts' consensus at Buy and an average target of $665, implying about 24% upside. Alphabet (GOOG) stands at $273.50, also with a Buy rating and $335 target for roughly 22% potential gain. Amazon is at $200.95, targeting $225 under a Buy consensus.

These valuations reflect optimism around digital ad resilience, even as Meta closes in on the top spot.