G2 Vendor Directory

Viant Technology vs. illumin

A side-by-side comparison based on G2 review data.

MetricViant Technology

by Viant Technology LLC

illumin

by illumin

Overall rating4.24.3
Review count311157
Ease of use8.28.3
Ease of setup8.38.3
Quality of support9.19.2
Meets requirements8.48.4
NPS38.70967750
Small Business38.9%60.7%
Mid-Market40.8%30.0%
Enterprise20.3%9.3%
Total page views5371,010
Total LLM citations3,7352,294

Viant Technology

Viant Technology (NASDAQ: DSP) is an exclusively buy-side, AI-powered advertising platform purpose-built for CTV. Viant uniquely combines proprietary content intelligence, household-level identity resolution, and person-level attention signals to connect advertisers with real customers and drive measurable outcomes across the open internet. Through its award-winning AI solutions, Viant is building the future of autonomous advertising, where AI doesn't just assist the campaign, it delivers real results. Learn more at viantinc.com.

Pros

  • Ease of Use
  • Customer Support
  • Team Helpfulness
  • Easy Setup
  • Setup Ease
  • Campaign Management

illumin

illumin is evolving the digital advertising landscape by empowering marketers to achieve transformative results through its customer-centric approach. Featuring a unified canvas built around the open web, illumin lets brands and agencies seamlessly plan, build, and execute campaigns across the entire marketing funnel, connecting programmatic channels, email, and social media within a single platform. Headquartered in Toronto, Canada, illumin serves clients across North America, Latin America, and Europe. For more information, visit illumin.com.

Pros

  • Ease of Use
  • Features
  • Team Helpfulness
  • Customer Support
  • Campaign Management
  • Setup Ease