VTWNX vs. VTIAX

Last updated Jun 4, 2026

VTWNX (Vanguard Target Retirement 2020 Fund) and VTIAX (Vanguard Total International Stock Index Fund Admiral Shares) are both mutual funds - VTWNX is a Target Retirement Date fund managed by Vanguard, while VTIAX is a Foreign Large Cap Equities fund tracking the FTSE Global All Cap ex US Index. Over the past 10 years, VTWNX returned 6.81%/yr vs 9.85%/yr for VTIAX. Their correlation of 0.90 suggests significant overlap in exposure. VTWNX charges 0.08%/yr vs 0.09%/yr for VTIAX.

Performance

VTWNX vs. VTIAX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Vanguard Target Retirement 2020 Fund (VTWNX) and Vanguard Total International Stock Index Fund Admiral Shares (VTIAX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, VTWNX achieves a 5.10% return, which is significantly lower than VTIAX's 15.40% return. Over the past 10 years, VTWNX has underperformed VTIAX with an annualized return of 6.81%, while VTIAX has yielded a comparatively higher 9.85% annualized return.

VTWNX

• 1D: 0.17%
• 1M: 2.27%
• YTD: 5.10%
• 6M: 5.39%
• 1Y: 13.27%
• 3Y*: 10.58%
• 5Y*: 4.89%
• 10Y*: 6.81%

VTIAX

• 1D: 0.60%
• 1M: 5.53%
• YTD: 15.40%
• 6M: 18.19%
• 1Y: 33.34%
• 3Y*: 19.78%
• 5Y*: 8.81%
• 10Y*: 9.85%

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

VTWNX vs. VTIAX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
VTWNX Vanguard Target Retirement 2020 Fund	5.10%	12.17%	7.57%	12.71%	-14.17%	8.15%	12.05%	17.64%	-4.23%	11.83%
VTIAX Vanguard Total International Stock Index Fund Admiral Shares	15.40%	32.18%	5.34%	15.28%	-16.02%	8.59%	11.27%	21.52%	-14.46%	27.54%

Correlation

The correlation between VTWNX and VTIAX is 0.90, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.90
Correlation (3Y) Calculated over the trailing 3-year period	0.85
Correlation (5Y) Calculated over the trailing 5-year period	0.86
Correlation (10Y) Calculated over the trailing 10-year period	0.88
Correlation (All Time) Calculated using the full available price history since Nov 30, 2010	0.90

The correlation between VTWNX and VTIAX has been stable across timeframes, ranging from 0.85 to 0.90 - a consistent structural relationship.

VTWNX vs. VTIAX - Sectors Allocation Comparison

Sectors	VTWNX	VTIAX
Technology	27.4%	18.1%
Financial Services	16.1%	22.3%
Industrials	12.3%	16.1%
Consumer Cyclical	9.4%	8.4%
Healthcare	8.3%	7.1%
Communication Services	8.0%	4.4%
Consumer Defensive	4.8%	5.0%
Energy	4.3%	5.2%
Basic Materials	4.3%	7.6%
Utilities	2.7%	3.2%
Real Estate	2.5%	2.6%

Return for Risk

VTWNX vs. VTIAX — Risk / Return Rank

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

VTWNX

VTWNX Risk / Return Rank: 72
VTWNX Sharpe Ratio Rank: 76
VTWNX Sortino Ratio Rank: 77
VTWNX Omega Ratio Rank: 76
VTWNX Calmar Ratio Rank: 62
VTWNX Martin Ratio Rank: 69

VTIAX

VTIAX Risk / Return Rank: 58
VTIAX Sharpe Ratio Rank: 62
VTIAX Sortino Ratio Rank: 56
VTIAX Omega Ratio Rank: 59
VTIAX Calmar Ratio Rank: 57
VTIAX Martin Ratio Rank: 57

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.

VTWNX vs. VTIAX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Vanguard Target Retirement 2020 Fund (VTWNX) and Vanguard Total International Stock Index Fund Admiral Shares (VTIAX). 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.

	VTWNX	VTIAX	Difference
Sharpe ratio: Return per unit of total volatility	2.53	2.31	+0.21
Sortino ratio: Return per unit of downside risk	3.69	3.14	+0.55
Omega ratio: Gain probability vs. loss probability	1.50	1.43	+0.07
Calmar ratio: Return relative to maximum drawdown	3.04	2.91	+0.13
Martin ratio: Return relative to average drawdown	13.32	11.49	+1.82
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

VTWNX vs. VTIAX - Sharpe Ratio Comparison

The current VTWNX Sharpe Ratio is 2.53, which is comparable to the VTIAX Sharpe Ratio of 2.31. The chart below compares the historical Sharpe Ratios of VTWNX and VTIAX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	VTWNX	VTIAX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.53	2.31	+0.21
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.66	0.59	+0.08
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.83	0.62	+0.20
Sharpe Ratio (All Time) Calculated using the full available price history	0.55	0.44	+0.11

Drawdowns

VTWNX vs. VTIAX - Drawdown Comparison

The maximum VTWNX drawdown since its inception was -42.16%, which is greater than VTIAX's maximum drawdown of -35.83%. Use the drawdown chart below to compare losses from any high point for VTWNX and VTIAX.

Drawdown Indicators

	VTWNX	VTIAX	Difference
Max Drawdown Largest peak-to-trough decline	-42.16%	-35.83%	-6.33%
Max Drawdown (1Y) Largest decline over 1 year	-4.43%	-11.28%	+6.85%
Max Drawdown (3Y) Largest decline over 3 years	-6.20%	-13.13%	+6.93%
Max Drawdown (5Y) Largest decline over 5 years	-19.38%	-29.56%	+10.18%
Max Drawdown (10Y) Largest decline over 10 years	-19.38%	-35.83%	+16.45%
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-4.80%	-8.08%	+3.28%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.01%	2.85%	-1.84%

Volatility

VTWNX vs. VTIAX - Volatility Comparison

The current volatility for Vanguard Target Retirement 2020 Fund (VTWNX) is 1.90%, while Vanguard Total International Stock Index Fund Admiral Shares (VTIAX) has a volatility of 4.80%. This indicates that VTWNX experiences smaller price fluctuations and is considered to be less risky than VTIAX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	VTWNX	VTIAX	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.90%	4.80%	-2.90%
Volatility (6M) Calculated over the trailing 6-month period	4.36%	11.90%	-7.54%
Volatility (1Y) Calculated over the trailing 1-year period	5.32%	14.22%	-8.90%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	7.40%	15.04%	-7.64%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	8.28%	15.93%	-7.65%

VTWNX vs. VTIAX - Expense Ratio Comparison

VTWNX has a 0.08% expense ratio, which is lower than VTIAX's 0.09% expense ratio. Despite the difference, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

Dividends

VTWNX vs. VTIAX - Dividend Comparison

VTWNX's dividend yield for the trailing twelve months is around 7.80%, more than VTIAX's 2.60% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
VTIAX Vanguard Total International Stock Index Fund Admiral Shares	2.60%	3.15%	3.33%	3.22%	3.04%	3.05%	2.10%	3.04%	3.16%	2.73%	2.93%	2.84%
VTWNX Vanguard Target Retirement 2020 Fund	7.80%	8.20%	9.35%	6.20%	4.99%	19.57%	6.28%	3.54%	4.94%	0.73%	2.74%	4.15%

Frequently Asked Questions

Can I hold both VTWNX and VTIAX in my portfolio?

With a correlation of 0.90, VTWNX and VTIAX 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, VTWNX or VTIAX?

VTIAX has higher volatility (4.80%) compared to VTWNX (1.90%). In terms of maximum drawdown, VTWNX dropped -42.16% vs VTIAX's -35.83%.

Which has better risk-adjusted returns?

VTWNX currently has the higher Sharpe Ratio (2.53 vs 2.31), 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.