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Vanguard S&P 500 ETF vs iShares Core S&P 500 ETF
VS
Comparative Analysis
VOO wins this head-to-head comparison due to slightly stronger technical indicators and a marginally better trailing 10-year return, despite both ETFs offering nearly identical expense ratios and broad market exposure. While IVV presents a compelling case with its slightly larger net assets and sector concentration in technology, VOO's technical positioning and long-term performance edge make it the preferred choice for investors seeking broad U.S. equity exposure. Both ETFs are highly liquid and provide diversified portfolios, making the decision a close one, but VOO's technicals tip the scale. Both VOO and IVV are large-cap blend ETFs tracking the S&P 500 index, offering investors a low-cost way to gain exposure to the largest U.S. companies. Their sector allocations are nearly identical, dominated by technology, followed by healthcare and consumer discretionary. The primary differences lie in their fund family, net assets, and subtle variations in their technical readings and historical performance. For investors prioritizing a slightly more favorable technical setup and a marginal edge in long-term returns, VOO is the recommended selection.
Key Differentiator
The key differentiator between VOO and IVV, despite their near-identical nature, lies in their subtle technical performance and historical return patterns. VOO exhibits marginally stronger technical indicators, including a higher CCI and MACD, suggesting a slight edge in current upward momentum. Also, VOO has delivered a slightly better 10-year trailing return compared to IVV, indicating a minor outperformance over the long term. These small advantages, coupled with VOO's larger net assets, position it as the marginally preferred choice.
Joint Outlook
The outlook for both VOO and IVV remains closely tied to the broader U.S. economic environment and the performance of the S&P 500 index. In a scenario of continued economic expansion, moderating inflation, and stable interest rates, both ETFs are expected to deliver positive returns, driven by corporate earnings growth. The technology sector's performance will be a key determinant, given its substantial weighting. Conversely, a significant economic slowdown, a resurgence in inflation leading to higher interest rates, or unexpected geopolitical events could pressure the S&P 500 and consequently impact VOO and IVV. Investors should anticipate continued volatility, but the long-term trend for these broad market ETFs remains positive, supported by innovation and the resilience of large U.S. corporations.
Price Analysis Comparison
Asset Metrics
| Metric | VOO | IVV |
|---|---|---|
| 52 Week Range | $578.46 - $716.39 | $632.14 - $783.09 |
| Prev. Close | $706.99 | $770.62 |
| Market Cap | N/A | 446.58B |
| 24h Volume | 5.46M | 9.36M |
Their valuation is inherently tied to the underlying S&P 500 index. Both ETFs provide exposure to a market currently trading at a price-to-earnings ratio that is generally considered fair to slightly elevated, depending on the specific earnings estimates used. The current price levels for both VOO and IVV reflect the forward-looking expectations of corporate earnings growth within the index. Investors are essentially buying the aggregate valuation of the 500 largest U.S. companies. From a cost perspective, both VOO and IVV are exceptionally competitive. They share the same low expense ratio of 0.0003, translating to a cost of just $3.00 per $10,000 invested annually. This identical cost structure removes expense ratio as a differentiating factor. Their net assets differ, with VOO holding larger net assets ($1.74 trillion) compared to IVV ($884 billion), which can sometimes indicate greater liquidity or investor preference, though both are highly liquid.
Market Performance
| Metric | VOO | IVV |
|---|---|---|
| Volatility (30D) | 11.72% | 11.98% |
| 24h Range | $706.18 - $711.65 | $769.75 - $775.64 |
| Market Strength (RSI) | 52.5 | 50.7 |
| Trend (SMA 50) | Bullish | Bullish |
Both assets exhibit similar volatility levels (~12%). Market momentum is currently Bullish for both.
Technical Indicators
| Indicator | VOO | IVV |
|---|---|---|
| RSI (14) | 52.49 | 50.73 |
| 50-Day MA | $700.25 | $765.00 |
| 200-Day MA | $660.68 | $721.61 |
VOO shows slightly stronger technical positioning, with a higher CCI reading of 86.17 compared to IVV's 80.54, indicating a stronger upward momentum. Both ETFs are trading above their 50-day and 200-day moving averages, confirming a generally bullish trend. VOO's RSI is at 52.49, while IVV's is at 50.73, suggesting VOO has a marginal edge in current momentum without being overbought. Both ETFs exhibit strong stochastic readings above 86, indicating they are in overbought territory, which in strong trend phases can persist. The MACD for VOO (1.92) is also slightly higher than IVV's (1.51), reinforcing VOO's current technical strength. Price action for both is near their 52-week highs, with VOO at $710.79 (vs. $716.39 high) and IVV at $774.83 (vs. $783.09 high). VOO is closer to its 52-week high relative to its range than IVV.
AI Analyst Sentiment
Technical rating: based on current price action versus moving averages and momentum. This measures short-term chart trend, not analyst opinion or company fundamentals.
VOO
Technical Score: 75/100
IVV
Technical Score: 78/100
As index ETFs, VOO and IVV do not have analyst ratings or median price targets in the traditional sense. Sentiment for these products is primarily driven by broader market sentiment towards U.S. equities and the S&P 500 index itself. The positive performance across various timeframes, including strong year-to-date and 1-year returns, suggests a generally positive investor sentiment towards the U.S. large-cap equity market. The high net assets for VOO ($1.74 trillion) compared to IVV ($884 billion) could indicate a slightly stronger investor preference or historical adoption for VOO, potentially reflecting a more positive underlying sentiment or trust in the Vanguard fund family. However, both ETFs are widely held and considered core components of many portfolios, indicating broad positive sentiment for this investment style.
Note: While IVV shows stronger short-term technical momentum (Buy 78/100), the AI comparative analysis favors VOO (Buy 75/100) based on its overall trend structure, fundamentals, and risk-adjusted outlook.
Risk Stratification
| Metric | VOO | IVV |
|---|---|---|
| Sharpe Ratio | 0.76 | 0.75 |
The primary risk for both VOO and IVV is market risk, stemming from the potential for a downturn in the U.S. equity market. As they track the S&P 500, any significant economic recession, geopolitical crisis, or unexpected shock to corporate earnings could lead to substantial price declines for both ETFs. The concentration in the technology sector also presents a specific risk; a downturn in tech stocks could disproportionately impact both funds. While both ETFs have identical expense ratios and similar sector exposures, subtle differences in their trailing returns and technical indicators suggest minor variations in how they have historically navigated market conditions. VOO's slightly stronger technicals and 10-year return might imply a marginally better risk-reward profile in certain past environments, though this does not guarantee future performance. Investors should be aware of the inherent volatility associated with equity investments and the potential for capital loss.
Comparative ProTips
- Consider VOO for its marginally stronger technical indicators and slightly better 10-year historical returns.
- Both ETFs are excellent low-cost options for core U.S. equity exposure; the choice between them is largely a matter of minor performance nuances.
- Monitor the technology sector's performance, as its significant weighting in both ETFs can heavily influence overall returns.
Monte Carlo Projection (10yr)
Actionable Trade Plans
Compare entry, exit, and risk management levels for both assets
Select Your Trade Bias
Risk Tolerance
Conservative
3%
Aggressive
Portfolio Value
$
✎
Position Size: $200 - $300 per asset
VOO
Current: $710.79
ENTRY ZONES
Conservative
$675.25
Aggressive
$710.79
RISK MANAGEMENT
STOP LOSS
$654.99
MAX LOSS
-3%
Volatility-Adjusted Stop Loss
Calculated based on volatility and technical support levels.
Profit Targets (Based on Conservative)
+5%
$709.01
+10%
$742.78
+15%
$776.54
IVV
Current: $774.83
ENTRY ZONES
Conservative
$736.09
Aggressive
$774.83
RISK MANAGEMENT
STOP LOSS
$714.01
MAX LOSS
-3%
Volatility-Adjusted Stop Loss
Calculated based on volatility and technical support levels.
Profit Targets (Based on Conservative)
+5%
$772.89
+10%
$809.70
+15%
$846.50
Calculate Your Trade
Disclaimer
This comparison involves assets with varying risk profiles. The content is for educational purposes only. Identifying the stronger asset is based on relative strength (RS) and technical convergence. Past correlation does not guarantee future lockstep movement. Trading involves risk of loss. Note: The AI favored VOO based on technical setup. This is valid for the specified timeframe only. While IVV currently shows the stronger short-term technical score (78 vs 75), the AI favors VOO on the factors above rather than today's technical setup.
Frequently Asked Questions
Which ETF is cheaper, VOO or IVV?+
Both VOO and IVV have identical expense ratios of 0.0003, costing $3.00 per $10,000 invested annually. Therefore, neither ETF is cheaper than the other.
What are the key risks for VOO and IVV?+
The primary risks for both VOO and IVV include broad market downturns affecting the S&P 500, potential underperformance of the technology sector due to its significant weighting, and general economic recessions impacting corporate earnings.
How do VOO and IVV compare in terms of sector exposure?+
VOO and IVV have highly similar sector exposures, both heavily weighted towards Technology (around 37-38%), followed by Healthcare and Consumer Discretionary. Minor variations exist, but the overall diversification across sectors is comparable.
What is the dividend yield for VOO and IVV?+
VOO offers a dividend yield of approximately 1.03%, while IVV provides a slightly higher yield of about 1.08%. Both are derived from the dividends paid by the underlying S&P 500 companies.
Which ETF has better long-term performance, VOO or IVV?+
Historically, VOO has shown a marginally better 10-year trailing return (15.34%) compared to IVV (15.33%). Over shorter periods like YTD and 1-year, their performance is virtually identical.
How do the net assets of VOO and IVV compare?+
VOO has significantly larger net assets, standing at $1.74 trillion, compared to IVV's $884 billion. This difference may reflect investor preference or historical adoption, though both are highly liquid.
What is the outlook for broad market ETFs like VOO and IVV?+
The outlook for VOO and IVV is tied to the performance of the U.S. large-cap equity market. Positive economic growth, stable inflation, and continued corporate earnings expansion would support their performance, while recessionary fears or rising interest rates could pose headwinds.