VTG vs. SPTL

Last updated Jul 17, 2026

VTG (Vanguard Total Treasury ETF) and SPTL (SPDR Portfolio Long Term Treasury ETF) are both Government Bonds funds - VTG tracks the Bloomberg U.S. Treasury Total Return Unhedged USD Index while SPTL tracks the Bloomberg Long U.S. Treasury Index. Both are passively managed. Over the past year, VTG returned 3.29% vs 3.92% for SPTL. Their correlation of 0.94 suggests significant overlap in exposure. Both charge a 0.03% expense ratio.

Performance

VTG vs. SPTL - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Vanguard Total Treasury ETF (VTG) and SPDR Portfolio Long Term Treasury ETF (SPTL). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, VTG achieves a -0.10% return, which is significantly higher than SPTL's -1.08% return.

VTG

• 1D: -0.04%
• 1M: -0.48%
• 6M: -0.27%
• YTD: -0.10%
• 1Y: 3.29%
• 3Y*: —
• 5Y*: —
• 10Y*: —

SPTL

• 1D: -0.04%
• 1M: -1.69%
• 6M: -2.19%
• YTD: -1.08%
• 1Y: 3.92%
• 3Y*: -0.78%
• 5Y*: -6.52%
• 10Y*: -1.57%

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

VTG vs. SPTL - Yearly Performance Comparison

	2026 (YTD)	2025
VTG Vanguard Total Treasury ETF	-0.10%	3.07%
SPTL SPDR Portfolio Long Term Treasury ETF	-1.08%	4.17%

Correlation

The correlation between VTG and SPTL is 0.94, 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	0.94
Correlation (All Time) Calculated using the full available price history since Jul 9, 2025	0.94

The correlation between VTG and SPTL has been stable across timeframes, ranging from 0.94 to 0.94 - a consistent structural relationship.

Return for Risk

VTG vs. SPTL — Risk / Return Rank

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

VTG

VTG Risk / Return Rank: 29
VTG Sharpe Ratio Rank: 31
VTG Sortino Ratio Rank: 31
VTG Omega Ratio Rank: 28
VTG Calmar Ratio Rank: 28
VTG Martin Ratio Rank: 27

SPTL

SPTL Risk / Return Rank: 17
SPTL Sharpe Ratio Rank: 18
SPTL Sortino Ratio Rank: 17
SPTL Omega Ratio Rank: 16
SPTL Calmar Ratio Rank: 17
SPTL Martin Ratio Rank: 17

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.

VTG vs. SPTL - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Vanguard Total Treasury ETF (VTG) and SPDR Portfolio Long Term Treasury ETF (SPTL). 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.

	VTG	SPTL	Difference
Sharpe ratio: Return per unit of total volatility	0.94	0.46	+0.48
Sortino ratio: Return per unit of downside risk	1.41	0.72	+0.69
Omega ratio: Gain probability vs. loss probability	1.17	1.08	+0.08
Calmar ratio: Return relative to maximum drawdown	1.14	0.56	+0.58
Martin ratio: Return relative to average drawdown	2.94	1.33	+1.61

VTG vs. SPTL - Sharpe Ratio Comparison

The current VTG Sharpe Ratio is 0.94, which is higher than the SPTL Sharpe Ratio of 0.46. The chart below compares the historical Sharpe Ratios of VTG and SPTL, 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

VTG vs. SPTL - Drawdown Comparison

The maximum VTG drawdown since its inception was -2.89%, smaller than the maximum SPTL drawdown of -46.20%. Use the drawdown chart below to compare losses from any high point for VTG and SPTL.

Drawdown Indicators

	VTG	SPTL	Difference
Max Drawdown Largest peak-to-trough decline	-2.89%	-46.20%	+43.31%
Max Drawdown (1Y) Largest decline over 1 year	-2.89%	-7.04%	+4.15%
Max Drawdown (3Y) Largest decline over 3 years	—	-17.35%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-41.02%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-46.20%	—
Current Drawdown Current decline from peak	-1.88%	-37.31%	+35.43%
Average Drawdown Average peak-to-trough decline	-0.84%	-14.37%	+13.53%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.12%	2.96%	-1.84%

Volatility

VTG vs. SPTL - Volatility Comparison

The current volatility for Vanguard Total Treasury ETF (VTG) is 1.05%, while SPDR Portfolio Long Term Treasury ETF (SPTL) has a volatility of 2.42%. This indicates that VTG experiences smaller price fluctuations and is considered to be less risky than SPTL based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	VTG	SPTL	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.05%	2.42%	-1.37%
Volatility (6M) Calculated over the trailing 6-month period	2.65%	6.33%	-3.68%
Volatility (1Y) Calculated over the trailing 1-year period	3.52%	8.53%	-5.01%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	3.52%	14.54%	-11.02%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	3.52%	13.88%	-10.36%

VTG vs. SPTL - Expense Ratio Comparison

Both VTG and SPTL have an expense ratio of 0.03%, making them cost-effective options compared to the broader market, where average expense ratios typically range from 0.3% to 0.9%.

Dividends

VTG vs. SPTL - Dividend Comparison

VTG's dividend yield for the trailing twelve months is around 3.54%, less than SPTL's 4.26% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
SPTL SPDR Portfolio Long Term Treasury ETF	4.26%	4.12%	4.03%	3.24%	2.75%	1.68%	1.71%	2.45%	2.69%	2.53%	2.56%	2.60%
VTG Vanguard Total Treasury ETF	3.54%	1.65%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both VTG and SPTL in my portfolio?

With a correlation of 0.94, VTG and SPTL 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, VTG or SPTL?

SPTL has higher volatility (2.42%) compared to VTG (1.05%). In terms of maximum drawdown, VTG dropped -2.89% vs SPTL's -46.20%.

Which ETF is better, VTG or SPTL?

On 1-year performance, SPTL leads with 3.92% vs 3.29% for VTG. Both ETFs have the same 0.03% expense ratio. On volatility, VTG has been the lower-risk option at 1.05%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, VTG or SPTL?

Over the 1-year period, SPTL has performed better with a 3.92% return vs 3.29%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, VTG or SPTL?

VTG and SPTL have the same expense ratio: 0.03% per year.

Which ETF pays a higher dividend yield, VTG or SPTL?

SPTL has the higher dividend yield at 4.26%, compared with 3.54% for VTG.

What is the main difference between VTG and SPTL?

VTG tracks Bloomberg U.S. Treasury Total Return Unhedged USD Index, while SPTL tracks Bloomberg Long U.S. Treasury Index. They also come from different issuers: Vanguard and State Street.

Which has better risk-adjusted returns?

VTG currently has the higher Sharpe Ratio (0.94 vs 0.46), 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.