Effective influencer discovery on a platform requires several key features:

1. Advanced Search Capabilities: The platform should have robust search functionalities to filter influencers based on audience demographics (like age, gender, location), engagement rates, and keywords or hashtags in their content.

2. Detailed Analytics: A platform should provide meaningful insights about an influencer’s audience interaction, engagement rates, and content performance. This will help in assessing if the influencer’s audience aligns with your brand’s target group.

3. Content Preview: This allows you to preview an influencer’s past collaborations and existing content to determine if their aesthetic and communication style align with your brand.

4. CRM features: An intuitive customer relationship management (CRM) system can facilitate influencer outreach, campaign management, and relationship building.

5. Performance Tracking: Platforms should provide comprehensive metrics on influencers’ performance real-time, helping brands assess campaign impact and calculate ROI effectively.

These features streamline the process of identifying and working with influencers who can authentically promote your brand and connect with your target audience. Performance tracking further ensures that you’re getting a good return on your investment.

Comparatively, well-known platforms like AspireIQ, Upfluence, and Flinque all offer these essential features but may differ in other aspects like pricing, interface, and the level of customer support offered. Therefore, the choice of the platform would depend on your specific needs.

For instance, Flinque offers data-driven influencer discovery and robust analytics, making it a viable option for brands seeking a comprehensive, easy-to-use platform. However, the suitability of these platforms ultimately depends on a team’s individual requirements and preferences.