Fidelity vs TIAA 401(k) Comparison

Compare Fidelity Investments (#1, 9.5/10) and TIAA (#9, 7.9/10) side by side across fees, ratings, features, and investment options.

Overall Comparison

FeatureFidelityTIAA
Overall Score9.5/107.9/10
Rank#1#9
AUM$4.5 trillion$1.3 trillion
Participants43 million5 million
Plan Sponsors23,000+15,000+
Founded19461918

Ratings Comparison

CategoryFidelityTIAA
Fees & Costs4.9/54.0/5
Investment Options4.9/54.0/5
Customer Service4.8/54.3/5
Mobile App4.7/53.9/5

Fee Comparison

Fee TypeFidelityTIAA
Admin Fees$0 - varies by planVaries by institution
Expense Ratios0.00% - 0.75%0.05% - 1.0%
Trading Fees$0 for stocks/ETFs$0 for TIAA funds
Advisory Fees0.35% - 1.0%0.30% - 1.0%

Fidelity Strengths

TIAA Strengths

Which Should You Choose?

Choose Fidelity if you want:

  • Large employers
  • Cost-conscious investors
  • Self-directed investors
  • Solo 401(k) seekers

Choose TIAA if you want:

  • Educators
  • Nonprofits
  • Healthcare workers
  • Income-focused retirees

Our Verdict: Fidelity vs TIAA

Fidelity Investments wins this comparison with a score of 9.5/10 vs 7.9/10. Fidelity excels with zero expense ratio index funds (fzrox, fzilx), making it the stronger choice for most investors in this matchup. However, the best choice ultimately depends on your specific needs, employer plan availability, and investment preferences.

Full Fidelity Review Full TIAA Review

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Fidelity vs TIAA: Complete 401(k) Comparison for 2026

Choosing between Fidelity Investments and TIAA for your 401(k) is an important decision that affects your retirement savings. Fidelity offers largest provider while TIAA is known for education focus. In terms of fees, Fidelity charges 0.00% - 0.75% expense ratios compared to TIAA's 0.05% - 1.0%. Fidelity manages $4.5 trillion in assets and serves 43 million participants, while TIAA has $1.3 trillion AUM and 5 million participants.

Key Differences: Fidelity vs TIAA

When comparing Fidelity and TIAA, consider their core strengths: Fidelity excels with zero expense ratio index funds (fzrox, fzilx), while TIAA stands out for dominant in education sector. Both providers offer comprehensive investment options including target-date funds, index funds, and managed accounts. Fidelity's customer service rating is 4.8/5 compared to TIAA's 4.3/5. For mobile experience, Fidelity scores 4.7/5 while TIAA scores 3.9/5.

Which Provider is Right for You?

Choose Fidelity if you prioritize large employers. Choose TIAA if you're looking for educators. Your decision should also consider your employer's plan availability, fee sensitivity, desired investment options, and customer service expectations. For detailed reviews, visit our individual Fidelity and TIAA provider pages.