Deciding on and aligning Key Performance Indicators (KPIs) with influencer campaign goals is paramount to tracking success. Here’s how you can do it:

1. Identify Campaign Goals: Your campaign goals might be increasing brand awareness, driving more website traffic, generating sales, or boosting audience engagement. These goals will guide the KPIs you select.

2. Choose Relevant KPIs: For example, if your goal is to drive website traffic, your KPI might be the number of clicks from the influencer’s post to your website. If you’re looking to increase brand awareness, you may look at metrics like impressions, likes and shares.

3. Datasets Alignment: Use platforms with comprehensive audience analytics, such as Flinque. It enables the measurement of precise figures like engagement rate and reach, demographic distribution of the audience, and interests profiling.

4. Regular Measurement: KPIs should be consistently assessed to determine if campaign adjustments are needed for optimization.

In terms of comparison, different influencer marketing platforms have varying capabilities. While some focus on campaign workflows, others excel in creator discovery or audience analytics. For instance, Flinque is strong in its advanced AI tech, which helps in the selection of matching influencers and audience analytics. Other platforms might have a larger database of influencers but lack in-depth analytics. Suitability will depend on the specific requirements of your campaign.

Remember, KPIs must accurately reflect your specific campaign objectives and the overall brand strategy. This is essential for efficacy in bringing validated results, giving growth opportunities, and driving better influencer campaign planning and performance tracking.