GSY vs VOO
Invesco Ultra Short Duration ETF vs Vanguard S&P 500 ETF
Which is better, GSY or VOO?
Ultrashort Term Bond against Large Cap Blend.
VOO has a lower expense ratio. VOO led over 1Y, 3Y, 5Y and the full window.
MarketXLS is not an investment adviser. This comparison is generated automatically from market data and is for information only. A Best mark means the better reading on that one measure, not a recommendation to buy.
Side-by-Side Comparison
| Metric | GSY | VOO |
|---|---|---|
| Expense Ratio | 0.22% | 0.03%Best |
| AUM | $3.9B | $1.0T |
| Dividend Yield | 4.22% | 1.04% |
| Holdings | 412 | 506 |
| YTD Return | +2.55% | +13.59%Best |
| 1Y Return | +3.70% | +16.33%Best |
| 3Y Return (annualized) | +5.21% | +23.81%Best |
| 5Y Return (annualized) | +3.84% | +14.02%Best |
| Volatility (annualized) | 1.0%Best | 14.1% |
| Max Drawdown | -5.3%Best | -34.3% |
| $10,000 over 5 years | $12,073 | $19,271Best |
| Fund Family | Invesco (US) | Vanguard (US) |
| Category | Fixed Income | Equity |
| Style | Ultrashort Term Bond | Large Cap Blend |
| Inception | Feb 12, 2008 | Sep 7, 2010 |
Not shown on this pair: Top 10 Weight.
Volatility and max drawdown are measured over the window both funds cover: Sep 9, 2010 to Oct 2, 2026 (16.1 years).
GSY vs VOO growth
Month-end closes. Both lines start at 0% in the first month shown, so the gap between them is the difference in growth across that window. The full view is available from the range buttons; it is not the opening view here because over the whole period one of these two funds moves so much further than the other that its line would sit flat on the axis.
GSY vs VOO Performance
Invesco Ultra Short Duration ETF (GSY) is an ETF from Invesco (US) and Vanguard S&P 500 ETF (VOO) is an ETF from Vanguard (US). Over the past year GSY returned +3.70% while VOO returned +16.33%. Year to date, GSY is up 2.55% versus a gain of 13.59% for VOO.
Over three years, GSY compounded at +5.21% per year against +23.81% for VOO; over five years the annualized figures are +3.84% and +14.02% respectively. Across the full 16-year window we track, VOO has the edge at +13.43% annualized vs +1.29%.
Past performance does not guarantee future results.
Risk: Volatility and Drawdowns
VOO has been the more volatile fund, with annualized monthly volatility of 14.1% compared with 1.0% for GSY. Lower volatility generally means a smoother ride, though it often comes with lower long-run returns.
The deepest peak-to-trough decline in our data was -5.3% for GSY and -34.3% for VOO. Drawdown depth is what each fund did in the worst stretch of the window measured above.
The two funds' monthly returns correlate at 0.39. They move together some of the time, and apart the rest.
Fees and Cost Over Time
GSY charges 0.22% per year while VOO charges 0.03%. On a $10,000 position that is $22 vs $3 annually, a gap of $19 per year that compounds over a long holding period. On income, GSY currently yields 4.22% against 1.04% for VOO.
Holdings Overlap
We hold position weights for 242 holdings in GSY and 494 in VOO, totalling 52.3% and 99.5% of the two funds. The two books name no position in common, so there is no overlap percentage to show.
The two holdings books were reported 46 days apart, GSY as of Sep 15, 2026 and VOO as of Jul 31, 2026, so some of the difference between them is the time between the two reports rather than the funds.
0 positions in common, counted across the 242 positions we hold weights for in GSY and 494 in VOO, against full books of 412 and 506.
You are not choosing between two funds in isolation.
Whichever of GSY and VOO you pick has to sit alongside everything else you own. Add the rest and see what the combination actually holds.
Free for up to 10 holdings. No account needed.
Frequently Asked Questions
Which is cheaper, GSY or VOO?
GSY has an expense ratio of 0.22% while VOO charges 0.03%. VOO is the cheaper option, by $19 a year on a $10,000 investment.
Which performed better, GSY or VOO?
Over the past year GSY returned +3.70% vs +16.33% for VOO, so VOO leads on 1-year performance. Over the longest common window we track (16 years), GSY annualized +1.29% vs +13.43% for VOO. Past performance does not guarantee future results. This is information, not a recommendation.
Which is riskier, GSY or VOO?
VOO has been the more volatile fund at 14.1% annualized versus 1.0% for GSY. Worst drawdown: GSY -5.3% vs VOO -34.3%.
Should I hold both GSY and VOO?
GSY and VOO have a monthly-return correlation of 0.39, so their returns are far enough apart for the mix to behave differently from either one alone. This is information, not a recommendation.
Which pays a higher dividend, GSY or VOO?
GSY yields 4.22% while VOO yields 1.04%, so GSY currently pays the higher dividend yield.
Is VOO better than GSY?
VOO has a lower expense ratio. VOO led over 1Y, 3Y, 5Y and the full window. Which one suits a particular account depends on what it is for. This is information, not a recommendation.