RSPT vs. MGK

Last updated Jun 14, 2026

RSPT (Invesco S&P 500 Equal Weight Technology ETF) and MGK (Vanguard Mega Cap Growth ETF) are both exchange-traded funds - RSPT is a Technology Equities fund tracking the S&P 500® Information Technology Index, while MGK is a Large Cap Growth Equities fund tracking the CRSP US Mega Cap Growth Index. Both are passively managed. Over the past 10 years, RSPT returned 21.84%/yr vs 18.85%/yr for MGK. Their correlation of 0.85 suggests significant overlap in exposure. RSPT charges 0.40%/yr vs 0.05%/yr for MGK.

Performance

RSPT vs. MGK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco S&P 500 Equal Weight Technology ETF (RSPT) and Vanguard Mega Cap Growth ETF (MGK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, RSPT achieves a 38.00% return, which is significantly higher than MGK's 5.33% return. Over the past 10 years, RSPT has outperformed MGK with an annualized return of 21.84%, while MGK has yielded a comparatively lower 18.85% annualized return.

RSPT

• 1D: 1.46%
• 1M: 6.83%
• YTD: 38.00%
• 6M: 36.68%
• 1Y: 63.04%
• 3Y*: 29.59%
• 5Y*: 17.73%
• 10Y*: 21.84%

MGK

• 1D: 0.22%
• 1M: -3.17%
• YTD: 5.33%
• 6M: 6.21%
• 1Y: 24.77%
• 3Y*: 24.17%
• 5Y*: 14.87%
• 10Y*: 18.85%

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

RSPT vs. MGK - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
RSPT Invesco S&P 500 Equal Weight Technology ETF	38.00%	22.15%	15.16%	35.18%	-24.50%	28.53%	30.21%	42.07%	-0.61%	32.98%
MGK Vanguard Mega Cap Growth ETF	5.33%	20.67%	32.94%	51.67%	-33.59%	28.58%	41.01%	37.38%	-2.91%	29.49%

Correlation

The correlation between RSPT and MGK is 0.75, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.75
Correlation (3Y) Calculated over the trailing 3-year period	0.80
Correlation (5Y) Calculated over the trailing 5-year period	0.86
Correlation (10Y) Calculated over the trailing 10-year period	0.86
Correlation (All Time) Calculated using the full available price history since Dec 27, 2007	0.85

The correlation between RSPT and MGK shifts across timeframes, from 0.75 (1 year) to 0.86 (10 years), reflecting how their relationship changes across market environments.

RSPT vs. MGK - Sectors Allocation Comparison

Sectors	RSPT	MGK
Technology	97.4%	56.1%
Energy	1.5%	-
Industrials	1.1%	1.1%
Financial Services	0.0%	4.5%
Basic Materials	-	0.7%
Communication Services	-	17.3%
Consumer Cyclical	-	12.8%
Consumer Defensive	-	0.4%
Healthcare	-	4.5%
Real Estate	-	1.3%
Utilities	-	1.2%

Return for Risk

RSPT vs. MGK — Risk / Return Rank

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

RSPT

RSPT Risk / Return Rank: 87
RSPT Sharpe Ratio Rank: 89
RSPT Sortino Ratio Rank: 82
RSPT Omega Ratio Rank: 81
RSPT Calmar Ratio Rank: 92
RSPT Martin Ratio Rank: 91

MGK

MGK Risk / Return Rank: 39
MGK Sharpe Ratio Rank: 44
MGK Sortino Ratio Rank: 42
MGK Omega Ratio Rank: 42
MGK Calmar Ratio Rank: 31
MGK Martin Ratio Rank: 35

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.

RSPT vs. MGK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco S&P 500 Equal Weight Technology ETF (RSPT) and Vanguard Mega Cap Growth ETF (MGK). 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.

	RSPT	MGK	Difference
Sharpe ratio: Return per unit of total volatility	2.61	1.37	+1.24
Sortino ratio: Return per unit of downside risk	3.17	1.89	+1.28
Omega ratio: Gain probability vs. loss probability	1.42	1.24	+0.17
Calmar ratio: Return relative to maximum drawdown	5.28	1.37	+3.91
Martin ratio: Return relative to average drawdown	18.68	4.65	+14.03

RSPT vs. MGK - Sharpe Ratio Comparison

The current RSPT Sharpe Ratio is 2.61, which is higher than the MGK Sharpe Ratio of 1.37. The chart below compares the historical Sharpe Ratios of RSPT and MGK, 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

RSPT vs. MGK - Drawdown Comparison

The maximum RSPT drawdown since its inception was -58.91%, which is greater than MGK's maximum drawdown of -48.43%. Use the drawdown chart below to compare losses from any high point for RSPT and MGK.

Drawdown Indicators

	RSPT	MGK	Difference
Max Drawdown Largest peak-to-trough decline	-58.91%	-48.43%	-10.48%
Max Drawdown (1Y) Largest decline over 1 year	-11.47%	-16.85%	+5.38%
Max Drawdown (3Y) Largest decline over 3 years	-26.62%	-23.36%	-3.26%
Max Drawdown (5Y) Largest decline over 5 years	-32.49%	-36.01%	+3.52%
Max Drawdown (10Y) Largest decline over 10 years	-33.67%	-36.01%	+2.34%
Current Drawdown Current decline from peak	-7.02%	-5.63%	-1.39%
Average Drawdown Average peak-to-trough decline	-8.90%	-7.58%	-1.32%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.24%	4.97%	-1.73%

Volatility

RSPT vs. MGK - Volatility Comparison

Invesco S&P 500 Equal Weight Technology ETF (RSPT) has a higher volatility of 11.32% compared to Vanguard Mega Cap Growth ETF (MGK) at 5.96%. This indicates that RSPT's price experiences larger fluctuations and is considered to be riskier than MGK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	RSPT	MGK	Difference
Volatility (1M) Calculated over the trailing 1-month period	11.32%	5.96%	+5.36%
Volatility (6M) Calculated over the trailing 6-month period	19.35%	13.29%	+6.06%
Volatility (1Y) Calculated over the trailing 1-year period	23.22%	16.87%	+6.35%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	24.38%	22.72%	+1.66%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	23.92%	21.93%	+1.99%

RSPT vs. MGK - Expense Ratio Comparison

RSPT has a 0.40% expense ratio, which is higher than MGK's 0.05% expense ratio.

Dividends

RSPT vs. MGK - Dividend Comparison

RSPT's dividend yield for the trailing twelve months is around 0.27%, less than MGK's 0.33% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
MGK Vanguard Mega Cap Growth ETF	0.33%	0.35%	0.43%	0.50%	0.70%	0.41%	0.65%	0.85%	1.12%	1.23%	1.53%	1.43%
RSPT Invesco S&P 500 Equal Weight Technology ETF	0.27%	0.39%	0.44%	0.56%	0.71%	0.50%	1.29%	0.92%	0.98%	0.84%	1.16%	1.18%

Frequently Asked Questions

Can I hold both RSPT and MGK in my portfolio?

RSPT and MGK have a correlation of 0.75, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, RSPT or MGK?

RSPT has higher volatility (11.32%) compared to MGK (5.96%). In terms of maximum drawdown, RSPT dropped -58.91% vs MGK's -48.43%.

Which ETF is better, RSPT or MGK?

On 10-year performance, RSPT leads with 21.84% vs 18.85% for MGK. On fees, MGK is cheaper at 0.05% per year. On volatility, MGK has been the lower-risk option at 5.96%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, RSPT or MGK?

Over the 10-year period, RSPT has performed better with a 21.84% return vs 18.85%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, RSPT or MGK?

MGK is cheaper with a 0.05% expense ratio, compared with 0.40% for RSPT.

Which ETF pays a higher dividend yield, RSPT or MGK?

MGK has the higher dividend yield at 0.33%, compared with 0.27% for RSPT.

What is the main difference between RSPT and MGK?

RSPT is categorized as Technology Equities, while MGK is Large Cap Growth Equities. RSPT tracks S&P 500® Information Technology Index, while MGK tracks CRSP US Mega Cap Growth Index. They also come from different issuers: Invesco and Vanguard. Their fees differ too: 0.40% for RSPT and 0.05% for MGK.

Which has better risk-adjusted returns?

RSPT currently has the higher Sharpe Ratio (2.61 vs 1.37), 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.