SPDW vs. IDOG

Last updated Apr 1, 2026

Compare and contrast key facts about SPDR Portfolio World ex-US ETF (SPDW) and ALPS International Sector Dividend Dogs ETF (IDOG).

SPDW and IDOG are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. SPDW is a passively managed fund by State Street that tracks the performance of the S&P Developed Ex-U.S. BMI Index. It was launched on Apr 26, 2007. IDOG is a passively managed fund by SS&C that tracks the performance of the S-Network International Sector Dividend Dogs Index. It was launched on Jun 27, 2013. Both SPDW and IDOG are passive ETFs, meaning that they are not actively managed but aim to replicate the performance of the underlying index as closely as possible.

Performance

SPDW vs. IDOG - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in SPDR Portfolio World ex-US ETF (SPDW) and ALPS International Sector Dividend Dogs ETF (IDOG). The values are adjusted to include any dividend payments, if applicable.

SPDW vs. IDOG - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
SPDW SPDR Portfolio World ex-US ETF	2.79%	34.75%	3.55%	17.81%	-15.98%	11.45%	9.90%	22.41%	-14.22%	25.81%
IDOG ALPS International Sector Dividend Dogs ETF	8.50%	39.94%	1.35%	23.57%	-4.50%	11.33%	-1.78%	21.93%	-13.47%	25.61%

Returns By Period

In the year-to-date period, SPDW achieves a 2.79% return, which is significantly lower than IDOG's 8.50% return. Over the past 10 years, SPDW has underperformed IDOG with an annualized return of 9.30%, while IDOG has yielded a comparatively higher 10.63% annualized return.

SPDW

• 1D: 3.30%
• 1M: -8.46%
• YTD: 2.79%
• 6M: 8.61%
• 1Y: 29.84%
• 3Y*: 16.03%
• 5Y*: 8.28%
• 10Y*: 9.30%

IDOG

• 1D: 2.48%
• 1M: -2.23%
• YTD: 8.50%
• 6M: 18.68%
• 1Y: 37.17%
• 3Y*: 19.99%
• 5Y*: 13.61%
• 10Y*: 10.63%

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

SPDW vs. IDOG - Expense Ratio Comparison

SPDW has a 0.04% expense ratio, which is lower than IDOG's 0.50% expense ratio.

IDOG

ALPS International Sector Dividend Dogs ETF

SPDW

SPDR Portfolio World ex-US ETF

Return for Risk

SPDW vs. IDOG — Risk / Return Rank

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

SPDW

SPDW Risk / Return Rank: 87
SPDW Sharpe Ratio Rank: 86
SPDW Sortino Ratio Rank: 88
SPDW Omega Ratio Rank: 87
SPDW Calmar Ratio Rank: 86
SPDW Martin Ratio Rank: 87

IDOG

IDOG Risk / Return Rank: 94
IDOG Sharpe Ratio Rank: 94
IDOG Sortino Ratio Rank: 95
IDOG Omega Ratio Rank: 93
IDOG Calmar Ratio Rank: 91
IDOG Martin Ratio Rank: 96

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.

SPDW vs. IDOG - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for SPDR Portfolio World ex-US ETF (SPDW) and ALPS International Sector Dividend Dogs ETF (IDOG). 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.

	SPDW	IDOG	Difference
Sharpe ratio Return per unit of total volatility	1.71	2.27	-0.56
Sortino ratio Return per unit of downside risk	2.34	3.08	-0.73
Omega ratio Gain probability vs. loss probability	1.34	1.43	-0.08
Calmar ratio Return relative to maximum drawdown	2.49	3.23	-0.75
Martin ratio Return relative to average drawdown	9.76	16.27	-6.51
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

SPDW vs. IDOG - Sharpe Ratio Comparison

The current SPDW Sharpe Ratio is 1.71, which is comparable to the IDOG Sharpe Ratio of 2.27. The chart below compares the historical Sharpe Ratios of SPDW and IDOG, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	SPDW	IDOG	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.71	2.27	-0.56
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.51	0.88	-0.37
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.54	0.61	-0.07
Sharpe Ratio (All Time) Calculated using the full available price history	0.21	0.50	-0.28

Correlation

The correlation between SPDW and IDOG is 0.90, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.

Dividends

SPDW vs. IDOG - Dividend Comparison

SPDW's dividend yield for the trailing twelve months is around 3.21%, less than IDOG's 3.59% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
SPDW SPDR Portfolio World ex-US ETF	3.21%	3.30%	3.19%	2.75%	3.12%	3.04%	1.87%	3.13%	3.08%	1.86%	3.11%	2.78%
IDOG ALPS International Sector Dividend Dogs ETF	3.59%	4.26%	4.90%	4.86%	4.46%	3.85%	3.00%	5.41%	4.50%	3.33%	4.01%	4.19%

Drawdowns

SPDW vs. IDOG - Drawdown Comparison

The maximum SPDW drawdown since its inception was -60.02%, which is greater than IDOG's maximum drawdown of -37.32%. Use the drawdown chart below to compare losses from any high point for SPDW and IDOG.

Drawdown Indicators

	SPDW	IDOG	Difference
Max Drawdown Largest peak-to-trough decline	-60.02%	-37.32%	-22.70%
Max Drawdown (1Y) Largest decline over 1 year	-11.55%	-11.18%	-0.37%
Max Drawdown (5Y) Largest decline over 5 years	-30.21%	-25.31%	-4.90%
Max Drawdown (10Y) Largest decline over 10 years	-34.98%	-37.32%	+2.34%
Current Drawdown Current decline from peak	-8.63%	-2.23%	-6.40%
Average Drawdown Average peak-to-trough decline	-13.01%	-8.03%	-4.98%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.94%	2.22%	+0.72%

Volatility

SPDW vs. IDOG - Volatility Comparison

SPDR Portfolio World ex-US ETF (SPDW) has a higher volatility of 8.31% compared to ALPS International Sector Dividend Dogs ETF (IDOG) at 6.29%. This indicates that SPDW's price experiences larger fluctuations and is considered to be riskier than IDOG based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	SPDW	IDOG	Difference
Volatility (1M) Calculated over the trailing 1-month period	8.31%	6.29%	+2.02%
Volatility (6M) Calculated over the trailing 6-month period	11.51%	9.76%	+1.75%
Volatility (1Y) Calculated over the trailing 1-year period	17.57%	16.45%	+1.12%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.26%	15.57%	+0.69%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.15%	17.48%	-0.33%