Google Ads Performance Max: The New Generation of Ads

The biggest change in Google Ads over the last two years is Performance Max (PMax). It unites the Search, Display, YouTube and Discover channels under a single campaign, with the algorithm optimizing. But setting up PMax correctly takes a very different mindset from classic search.

01. What Does PMax Do?

Classic search: you set the keywords and place bids. PMax: you provide goals and assets, and Google automatically selects the keyword, channel and bid.

This approach means algorithm optimization instead of human optimization. You lose a small amount of partial control but gain scale.

02. When PMax, When Search?

Situations where PMax is strong:

• E-commerce (especially combined with Shopping)
• A broad target audience
• Enough data (a high conversion count)

Situations where Search is strong:

• Niche product / service
• Local business
• Small data (the algorithm can't be fed enough)

03. Asset Group Preparation

The one place with manual control in PMax: assets. The higher-quality the images, videos and text you enter, the better PMax performs. A standard of 5+ images, 3+ videos, 5+ headlines, 3+ descriptions.

04. Measurement Limits

The biggest criticism of PMax: how much each keyword brings in isn't clearly visible. Google only gives "campaign-level" data. Those who want detail should run Search campaigns in parallel; a PMax + Search hybrid model is optimal in most scenarios.