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Head-to-head · ETF vs ETF
Vanguard S&P 500 ETF vs State Street SPDR Portfolio S&P 500 ETF
vs
ETF·NASDAQ
State Street SPDR Portfolio S&P 500 ETF SPYM
$90.60
▲ 0.60%
75 / 100 AI score
VOO vs SPYM: the verdict
How VOO and SPYM compare today, and what CleaRank Financial AI makes of it.
The verdict
CleaRank Financial AI favours
SPYM
VOO
SPYM
72/100
AI score
75/100
+13.0%
1-year change
+12.4%
10.1%
Volatility (30d, yearly)
10.0%
47.1
RSI (14-day)
51.3
The verdict
State Street SPDR Portfolio S&P 500 ETF (SPYM) comes out ahead on CleaRank's model, scoring 75/100 (Buy) against 72/100 (Buy) for Vanguard S&P 500 ETF (VOO). The scores are close, and no single factor separates them by much.
Key difference
Size is where the two funds separate most. VOO runs $1.74T in net assets, while SPYM has $173.6B.
Outlook
VOO sits between its 50-day average at $705.99 and its 200-day at $668.51. SPYM sits between its 50-day average at $90.32 and its 200-day at $85.59.
Price, side by side
Both prices start at 0% on the first day of the period you pick, so the moves compare directly.
Rebased price
-1%0%+1%-0.8%-1%
Oct '26
0%+2%+4%+3.5%+3.5%
Aug '26Sep '26Oct '26
0%+2%+4%+6%+8%+7%+7%
May '26Jun '26Jul '26Aug '26Sep '26Oct '26
-5%0%+5%+10%+15%+13%+13%
Nov '25Jan '26Mar '26Jun '26Aug '26Oct '26
-10%0%+10%+20%+30%+40%+37%+37%
Sep '24Feb '25Jul '25Dec '25May '26Oct '26
Over 1 year: VOO gained 13.0% and SPYM gained 13.0%, a gap of 0.1 points in SPYM's favour.
Key metrics
Size and recent performance for each.
Size and market performance
VOO
SPYM
$1.74T
Size (net assets / market cap)
$173.6B
4.9M
Volume (shares, last session)
11.0M
89%
Position in 52-week range
92%
-0.3%
Price against 50-day average
+0.3%
Reading
Of the two, SPYM is the cheaper fund to own. Its expense ratio is 0.02%, while VOO's is 0.03%. On a $10,000 holding, VOO costs $3.00 a year and SPYM costs $2.00. VOO is the bigger fund, holding $1.74T in net assets next to SPYM's $173.6B.
Momentum and sentiment
The indicators behind each AI score, side by side.
Indicators side by side
VOO
SPYM
72/100
AI score
75/100
47.1
RSI (14-day)
51.3
-0.3%
Price against 50-day average
+0.3%
+5.2%
Price against 200-day average
+5.8%
Technicals
VOO is in a mixed trend, trading 0.34% below its 50-day average and 5.17% above its 200-day average. Its 14-day RSI is 42.1, in the neutral zone. Its 14-day RSI is 47.2, in the neutral zone. SPYM sits higher in its 52-week range, at 89% against 86% for VOO.
Sentiment
Over the past month VOO slipped 1.27%, but over three months it climbed 2.86%. SPYM dropped 0.81% across the past month and gained 3.53% across three months.
Risk and practical tips
How much each moves, how much return each has paid for that risk, and what to watch if you hold either.
Risk measures
VOO
SPYM
10.1%
Volatility (30d, yearly)
10.0%
0.74
Sharpe ratio
0.73
Risk
They move about the same on an average day, 0.66% for VOO and 0.66% for SPYM. Their worst falls in the price history were 33.9% for VOO (February 2020 to March 2020) and 33.7% for SPYM.
ProTips
- For VOO, watch the 50-day SMA at $705.99 above the price and the 200-day SMA at $668.51 below it.
- Costs compound: VOO charges $3.00 a year on $10,000 and SPYM $2.00.
VOO vs SPYM: long-term scenarios
Simulated paths from each price history. A range of outcomes, not a forecast.
Simulated growth of $10,000
$10K$20K$30K$40K$50K$48.9K$48.7K$23.5K$23.4K
202620282030203220342036
VOO
SPYM
$11,264
Downside, 2036 (10th)
$11,286
$23,423
Base case, 2036 (median)
$23,501
$48,708
Upside, 2036 (90th)
$48,933
In the median simulated path, $10,000 in VOO grows to about $23,400 and $10,000 in SPYM to about $23,500 by 2036. The paths come from each asset's own historical volatility and trend; they are statistical outcomes, not forecasts.
Trade plans for both
Entry, stop and target levels from each moving average and its volatility. Educational, not advice.
Actionable Trade Plans
Select Your Trade Bias
Risk Tolerance
Conservative
3%
Aggressive
Portfolio Value
$
✎
Position Size: $200 - $300 per asset
VOO
Current: $703.41
ENTRY ZONES
Conservative
$668.24
Aggressive
$703.41
RISK MANAGEMENT
STOP LOSS
$648.19
MAX LOSS
-3%
Volatility-Adjusted Stop Loss
Calculated based on volatility and technical support levels.
Profit Targets (Based on Conservative)
+5% from current
$738.58
+10% from current
$773.75
+15% from current
$808.92
SPYM
Current: $90.60
ENTRY ZONES
Conservative
$86.07
Aggressive
$90.60
RISK MANAGEMENT
STOP LOSS
$83.49
MAX LOSS
-3%
Volatility-Adjusted Stop Loss
Calculated based on volatility and technical support levels.
Profit Targets (Based on Conservative)
+5% from current
$95.13
+10% from current
$99.66
+15% from current
$104.19
Calculate Your Trade
Disclaimer
The content is for educational purposes only. The verdict weighs trend, valuation and risk together. Trading involves risk of loss. Note: The AI favored SPYM based on its price trend, on today's data.
VOO vs SPYM: questions people ask
Answered from the figures on this page.
Frequently Asked Questions
Which is better, VOO or SPYM?+
On CleaRank's model SPYM scores higher, 75/100 (Buy) against 72/100 (Buy) for VOO. This describes the data on this page and is not a personal recommendation.
Which has performed better over the past year, VOO or SPYM?+
VOO has done better: its price rose 13.14% over the past year, while SPYM rose 13.04%.
Which is cheaper to own, VOO or SPYM?+
SPYM is the cheaper of the two to hold. Its expense ratio is 0.02%, compared with 0.03% for VOO.
Which pays more income, VOO or SPYM?+
VOO pays the higher yield, at 1.06% against 1.02% for SPYM. Yield is the payout divided by the price, so it moves whenever either of those moves.
Which is riskier, VOO or SPYM?+
They carry about the same risk on the measures we track. Average daily move: 0.66% for VOO, 0.66% for SPYM. Worst fall in the price history: 33.9% for VOO, 33.7% for SPYM.
Which has stronger momentum right now, VOO or SPYM?+
SPYM's 14-day RSI is higher, at 47.2 (neutral), compared with 42.1 (neutral) for VOO. A reading above 70 or below 30 signals stretched momentum.
Which fund is larger, VOO or SPYM?+
VOO is the bigger fund by assets. It holds $1.74T in net assets, against $173.6B for SPYM.
How would $10,000 have grown in VOO or SPYM?+
Invested in October 2016, $10,000 would be worth $41,880 today in VOO and $41,491 in SPYM.
Which is closer to its 52-week high, VOO or SPYM?+
SPYM is closer: it trades 2.11% below its 52-week high of $92.00, against 2.77% below $718.47 for VOO.