# Marcus Mariota vs Zach Ertz Dynasty Fantasy Football Head-to-Head Comparison

> **Market Verdict**: **Marcus Mariota Holds Value Advantage (+202 pts)**
> **Value Alignment**: **70% match** (202 point differential)
> **Market Sourcing**: Priced off 50,000+ completed real dynasty trades in 12-team PPR.

## Side-by-Side Metric Breakdown

| Metric | Marcus Mariota | Zach Ertz | Advantage / Delta |
|---|---|---|---|
| Position | QB | TE | Cross-Position |
| NFL Team | WAS | PHI | - |
| Age | 33 | -- | -- |
| Dynasty Trade Value | 680 pts | 478 pts | +202 pts to Marcus Mariota |
| Positional Rank | #55 QB | #72.5 TE | - |
| 30-Day Movement | -504 | Neutral | - |
| Weekly Projection | N/A | N/A | -- |

## Value Gap & Available Context

- **1-for-1 Value Gap**: The current values differ by 202 points (70% match), outside DraftADynasty's 93% value-match threshold.
- **Age Context**: Age is unavailable for at least one player.
- **Weekly Projection Context**: A comparable projection is unavailable for at least one player.
- **Evidence Boundary**: This endpoint does not infer roster fit, player-specific trade liquidity, or a particular draft-pick counteroffer from the value-match percentage alone.

## Online Tools & Attribution

- **Interactive Web Comparison**: [Marcus Mariota vs Zach Ertz on DraftADynasty](https://draftadynasty.com/compare/marcus-mariota-vs-zach-ertz)
- **Simulate in Trade Calculator**: [DraftADynasty Trade Calculator](https://draftadynasty.com/trade-calculator?sideA=2307&sideB=1339)
- **Individual Player AI Briefings**:
  - [Marcus Mariota AI Profile](https://draftadynasty.com/ai/players/marcus-mariota)
  - [Zach Ertz AI Profile](https://draftadynasty.com/ai/players/zach-ertz)
- **Overall Dynasty Rankings**: [DraftADynasty Values](https://draftadynasty.com/values)

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*Data source: DraftADynasty. Sourced from real completed public fantasy trades. Zero-login, privacy-first, free to use.*