DCOR vs. FZROX

Last updated Jun 25, 2026

DCOR (Dimensional US Core Equity 1 ETF) and FZROX (Fidelity ZERO Total Market Index Fund) are both Large Cap Blend Equities funds. Over the past year, DCOR returned 24.08% vs 22.88% for FZROX. With a 0.97 correlation, they move nearly in lockstep. DCOR charges 0.14%/yr vs 0.00%/yr for FZROX.

Performance

DCOR vs. FZROX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Dimensional US Core Equity 1 ETF (DCOR) and Fidelity ZERO Total Market Index Fund (FZROX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, DCOR achieves a 10.33% return, which is significantly higher than FZROX's 8.88% return.

DCOR

• 1D: 0.09%
• 1M: 0.17%
• YTD: 10.33%
• 6M: 8.85%
• 1Y: 24.08%
• 3Y*: —
• 5Y*: —
• 10Y*: —

FZROX

• 1D: -1.38%
• 1M: -0.77%
• YTD: 8.88%
• 6M: 7.43%
• 1Y: 22.88%
• 3Y*: 20.75%
• 5Y*: 12.16%
• 10Y*: —

*Multi-year figures are annualized to reflect compound growth (CAGR)

DCOR vs. FZROX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023
DCOR Dimensional US Core Equity 1 ETF	10.33%	15.96%	21.19%	7.96%
FZROX Fidelity ZERO Total Market Index Fund	8.88%	17.23%	23.94%	7.93%

Correlation

The correlation between DCOR and FZROX is 0.97 - these two move nearly in lockstep. At this level, holding both provides almost no diversification benefit. If you already own one, adding the other does little to reduce portfolio risk.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.97
Correlation (All Time) Calculated using the full available price history since Sep 13, 2023	0.97

The correlation between DCOR and FZROX has been stable across timeframes, ranging from 0.97 to 0.97 - a consistent structural relationship.

Return for Risk

DCOR vs. FZROX — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

DCOR

DCOR Risk / Return Rank: 68
DCOR Sharpe Ratio Rank: 68
DCOR Sortino Ratio Rank: 66
DCOR Omega Ratio Rank: 66
DCOR Calmar Ratio Rank: 65
DCOR Martin Ratio Rank: 76

FZROX

FZROX Risk / Return Rank: 52
FZROX Sharpe Ratio Rank: 48
FZROX Sortino Ratio Rank: 44
FZROX Omega Ratio Rank: 45
FZROX Calmar Ratio Rank: 56
FZROX Martin Ratio Rank: 67

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

DCOR vs. FZROX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Dimensional US Core Equity 1 ETF (DCOR) and Fidelity ZERO Total Market Index Fund (FZROX). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	DCOR	FZROX	Difference
Sharpe ratio: Return per unit of total volatility	1.97	1.89	+0.08
Sortino ratio: Return per unit of downside risk	2.71	2.58	+0.13
Omega ratio: Gain probability vs. loss probability	1.35	1.34	+0.01
Calmar ratio: Return relative to maximum drawdown	2.93	2.74	+0.18
Martin ratio: Return relative to average drawdown	12.78	12.23	+0.55

DCOR vs. FZROX - Sharpe Ratio Comparison

The current DCOR Sharpe Ratio is 1.97, which is comparable to the FZROX Sharpe Ratio of 1.89. The chart below compares the historical Sharpe Ratios of DCOR and FZROX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

DCOR vs. FZROX - Drawdown Comparison

The maximum DCOR drawdown since its inception was -19.10%, smaller than the maximum FZROX drawdown of -34.96%. Use the drawdown chart below to compare losses from any high point for DCOR and FZROX.

Drawdown Indicators

	DCOR	FZROX	Difference
Max Drawdown Largest peak-to-trough decline	-19.10%	-34.96%	+15.86%
Max Drawdown (1Y) Largest decline over 1 year	-8.26%	-8.89%	+0.63%
Max Drawdown (3Y) Largest decline over 3 years	—	-19.38%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-25.12%	—
Current Drawdown Current decline from peak	-1.78%	-2.79%	+1.01%
Average Drawdown Average peak-to-trough decline	-2.18%	-5.48%	+3.30%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.89%	1.99%	-0.10%

Volatility

DCOR vs. FZROX - Volatility Comparison

The current volatility for Dimensional US Core Equity 1 ETF (DCOR) is 4.49%, while Fidelity ZERO Total Market Index Fund (FZROX) has a volatility of 5.03%. This indicates that DCOR experiences smaller price fluctuations and is considered to be less risky than FZROX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	DCOR	FZROX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.49%	5.03%	-0.54%
Volatility (6M) Calculated over the trailing 6-month period	9.54%	10.18%	-0.64%
Volatility (1Y) Calculated over the trailing 1-year period	12.34%	12.94%	-0.60%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	15.20%	17.54%	-2.34%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	15.20%	20.13%	-4.93%

DCOR vs. FZROX - Expense Ratio Comparison

DCOR has a 0.14% expense ratio, which is higher than FZROX's 0.00% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

Dividends

DCOR vs. FZROX - Dividend Comparison

DCOR's dividend yield for the trailing twelve months is around 0.95%, more than FZROX's 0.94% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019
DCOR Dimensional US Core Equity 1 ETF	0.95%	0.97%	0.98%	0.40%	0.00%	0.00%	0.00%	0.00%
FZROX Fidelity ZERO Total Market Index Fund	0.94%	1.02%	1.16%	1.36%	1.57%	1.25%	1.27%	1.51%

Frequently Asked Questions

Can I hold both DCOR and FZROX in my portfolio?

With a correlation of 0.97, DCOR and FZROX move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which is riskier, DCOR or FZROX?

FZROX has higher volatility (5.03%) compared to DCOR (4.49%). In terms of maximum drawdown, DCOR dropped -19.10% vs FZROX's -34.96%.

Which has better risk-adjusted returns?

DCOR currently has the higher Sharpe Ratio (1.97 vs 1.89), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.