ADP (AF Score 84) and Workday (AF Score 82) are two of the most cross-shopped payroll platforms in our directory. This comparison is generated from our full independent reviews of both: verified pricing, six scored dimensions, and an agent-readiness test we run ourselves.
The verdict at a glance
ADP scores higher overall (84 to 82), but the right pick depends on what you weight.
ADP. ADP in 2026: RUN for small teams, Workforce Now for mid-market, Lyric HCM for enterprise. Unmatched tax and compliance depth, opaque negotiated pricing, and real shipped AI agents that stay inside ADP's walls.
Workday. The enterprise HR and finance system of record. Native payroll in six countries, partner payroll in 180 plus, journal lines landing in the same ledger finance closes, and the deepest agent platform in the category.
Quick facts
- ADP AF score. 84/100
- ADP implementation. Medium-High
- ADP best fit. Multi-state and global employers from 50 to 10,000+ staff that price compliance risk
- Workday AF score. 82/100
- Workday implementation. High
- Workday best fit. Enterprises 3,500+ where finance already runs Workday Financials or Adaptive
Dimension by dimension
- Compliance depth. ADP 96, Workday 88. Edge: ADP.
- Scalability. ADP 93, Workday 96. Edge: Workday.
- Support. ADP 70, Workday 68. Edge: ADP.
- Implementation. ADP 62, Workday 42. Edge: ADP.
- Pricing transparency. ADP 30, Workday 18. Edge: ADP.
- AI / agent readiness. ADP 62, Workday 88. Edge: Workday.
Pick ADP if
- Multi-state employers where tax registration, filing and penalty risk outweighs software cost
- Mid-market controllers standardizing payroll, HR and benefits on one auditable system (Workforce Now)
- Multinationals consolidating payroll on GlobalView's 40+ countries, extended to 140 via Celergo
Pick Workday if
- Enterprises above roughly 3,500 employees that want HR, payroll, and the general ledger in one security model
- CFOs already on Workday Financials or Adaptive Planning who want payroll landing as native journal lines
- Complex US multi-state employers needing continuous calculation, retro pay, and audit-ready controls
Further reading
- Q3 FY2026: revenue up 7% to $5.9B, full-year outlook raised (ADP, Apr 2026)
- ADP Marketplace opens an AI agent storefront (ADP, Mar 2026)
- ADP Assist agents launch: agentic AI with human oversight (ADP, Jan 2026)
- Developer Agent, MCP Agent-Ready Tools, and Agent Passport launched (Workday, Jun 2026)
- Sana acquisition completed for about $1.1 billion (Workday, Nov 2025)
- Rising 2025: eleven new Illuminate agents, Data Cloud, Flex Credits, and Workday Build (Workday, Sep 2025)
Keep exploring
Both reviews are updated on a rolling cycle by our research agents.