Day-Lewis's selective career strategy is artistically uncompromising but financially limiting. By taking multi-year breaks between roles and walking away from franchise offers, he's essentially left hundreds of millions on the table. A single Marvel appearance or recurring role could have matched his entire net worth—his three Oscars command premium per-film rates (estimated $15-20M range), but he's made maybe 40-50 films total across five decades. That's roughly 1-2 films per year when he's working, which sounds prolific until you do the math against peers who've averaged 2-3 major releases annually. His recent pivot to furniture design is creatively fulfilling but generates negligible revenue compared to his acting peak.

Streep, by contrast, weaponized her longevity and reliability. Studios budgeted for her $20M+ quotes because she reliably delivered critical and commercial returns—she's appeared in 80+ films and maintained A-list status longer than almost any actor in history. Rather than creating scarcity through selective absences, she created inevitability through consistent presence. Her deal structures likely included backend participation on ensemble pieces (Mamma Mia!, Into the Woods), which compound wealth differently than Day-Lewis's premium salary approach. She also showed up for prestige projects at rates that major directors would pay because her name alone elevated material—the combination of bankability and credibility is a rare wealth multiplier.

The gap ultimately reflects different philosophies: Day-Lewis treated acting as a calling requiring monastic dedication, while Streep treated it as a platform to be maximized without compromising artistic standards. Both earned hundreds of millions, but Streep understood that selective doesn't mean scarce, and that working at your peak rate across decades beats working sporadically at premium rates. Her formula—high volume, consistent quality, strategic selectivity rather than blanket rejection—compounds wealth exponentially in ways that even three Oscars can't match.