ZWT.TO vs. MAGS

Last updated Jun 4, 2026

ZWT.TO (BMO Covered Call Technology ETF) and MAGS (Roundhill Magnificent Seven ETF) are both Technology Equities funds. Both are actively managed. Over the past 3 years, ZWT.TO returned 36.02%/yr vs 35.26%/yr for MAGS. Their correlation of 0.82 suggests significant overlap in exposure. ZWT.TO charges 0.71%/yr vs 0.29%/yr for MAGS.

Performance

ZWT.TO vs. MAGS - Performance Comparison

The chart below illustrates the hypothetical performance of a CA$10,000 investment in BMO Covered Call Technology ETF (ZWT.TO) and Roundhill Magnificent Seven ETF (MAGS). The values are adjusted to include any dividend payments, if applicable.

Different Trading Currencies

ZWT.TO is traded in CAD, while MAGS is traded in USD. To make them comparable, the MAGS values have been converted to CAD using the latest available exchange rates.

Returns By Period

In the year-to-date period, ZWT.TO achieves a 20.37% return, which is significantly higher than MAGS's 5.05% return.

ZWT.TO

• 1D: -0.06%
• 1M: 12.28%
• YTD: 20.37%
• 6M: 17.59%
• 1Y: 47.17%
• 3Y*: 36.02%
• 5Y*: 23.64%
• 10Y*: —

MAGS

• 1D: -0.68%
• 1M: 4.20%
• YTD: 5.05%
• 6M: 3.22%
• 1Y: 33.03%
• 3Y*: 35.26%
• 5Y*: —
• 10Y*: —

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

ZWT.TO vs. MAGS - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023
ZWT.TO BMO Covered Call Technology ETF	20.37%	18.15%	49.78%	35.34%
MAGS Roundhill Magnificent Seven ETF	5.05%	17.34%	78.06%	35.06%

Correlation

The correlation between ZWT.TO and MAGS is 0.76, 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	0.76
Correlation (3Y) Calculated over the trailing 3-year period	0.83
Correlation (All Time) Calculated using the full available price history since Apr 12, 2023	0.82

The correlation between ZWT.TO and MAGS has been stable across timeframes, ranging from 0.76 to 0.83 - a consistent structural relationship.

Return for Risk

ZWT.TO vs. MAGS — Risk / Return Rank

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

ZWT.TO

ZWT.TO Risk / Return Rank: 68
ZWT.TO Sharpe Ratio Rank: 81
ZWT.TO Sortino Ratio Rank: 73
ZWT.TO Omega Ratio Rank: 74
ZWT.TO Calmar Ratio Rank: 60
ZWT.TO Martin Ratio Rank: 55

MAGS

MAGS Risk / Return Rank: 39
MAGS Sharpe Ratio Rank: 44
MAGS Sortino Ratio Rank: 42
MAGS Omega Ratio Rank: 40
MAGS Calmar Ratio Rank: 33
MAGS Martin Ratio Rank: 37

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.

ZWT.TO vs. MAGS - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for BMO Covered Call Technology ETF (ZWT.TO) and Roundhill Magnificent Seven ETF (MAGS). 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.

	ZWT.TO	MAGS	Difference
Sharpe ratio: Return per unit of total volatility	2.66	1.68	+0.98
Sortino ratio: Return per unit of downside risk	3.34	2.28	+1.06
Omega ratio: Gain probability vs. loss probability	1.45	1.29	+0.16
Calmar ratio: Return relative to maximum drawdown	2.98	1.75	+1.23
Martin ratio: Return relative to average drawdown	9.56	5.39	+4.17
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

ZWT.TO vs. MAGS - Sharpe Ratio Comparison

The current ZWT.TO Sharpe Ratio is 2.66, which is higher than the MAGS Sharpe Ratio of 1.68. The chart below compares the historical Sharpe Ratios of ZWT.TO and MAGS, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	ZWT.TO	MAGS	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.66	1.68	+0.98
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	1.02	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.99	1.64	-0.65

Drawdowns

ZWT.TO vs. MAGS - Drawdown Comparison

The maximum ZWT.TO drawdown since its inception was -35.84%, which is greater than MAGS's maximum drawdown of -31.35%. Use the drawdown chart below to compare losses from any high point for ZWT.TO and MAGS.

Drawdown Indicators

	ZWT.TO	MAGS	Difference
Max Drawdown Largest peak-to-trough decline	-35.84%	-31.35%	-4.49%
Max Drawdown (1Y) Largest decline over 1 year	-15.93%	-19.01%	+3.08%
Max Drawdown (3Y) Largest decline over 3 years	-26.27%	-31.35%	+5.08%
Max Drawdown (5Y) Largest decline over 5 years	-35.84%	—	—
Current Drawdown Current decline from peak	-0.06%	-3.09%	+3.03%
Average Drawdown Average peak-to-trough decline	-8.84%	-5.11%	-3.73%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.95%	6.15%	-1.20%

Volatility

ZWT.TO vs. MAGS - Volatility Comparison

The current volatility for BMO Covered Call Technology ETF (ZWT.TO) is 4.19%, while Roundhill Magnificent Seven ETF (MAGS) has a volatility of 4.73%. This indicates that ZWT.TO experiences smaller price fluctuations and is considered to be less risky than MAGS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ZWT.TO	MAGS	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.19%	4.73%	-0.54%
Volatility (6M) Calculated over the trailing 6-month period	13.67%	13.93%	-0.26%
Volatility (1Y) Calculated over the trailing 1-year period	17.81%	19.71%	-1.90%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	23.23%	25.35%	-2.12%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	22.98%	25.35%	-2.37%

ZWT.TO vs. MAGS - Expense Ratio Comparison

ZWT.TO has a 0.71% expense ratio, which is higher than MAGS's 0.29% expense ratio.

Dividends

ZWT.TO vs. MAGS - Dividend Comparison

ZWT.TO's dividend yield for the trailing twelve months is around 4.22%, more than MAGS's 1.43% yield.

Position	TTM	2025	2024	2023	2022	2021
MAGS Roundhill Magnificent Seven ETF	1.43%	1.48%	0.81%	0.44%	0.00%	0.00%
ZWT.TO BMO Covered Call Technology ETF	4.22%	4.46%	3.34%	3.83%	6.54%	4.00%

Frequently Asked Questions

Can I hold both ZWT.TO and MAGS in my portfolio?

ZWT.TO and MAGS have a correlation of 0.76, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, ZWT.TO or MAGS?

On fees, MAGS is cheaper at 0.29% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, ZWT.TO or MAGS?

MAGS is cheaper with a 0.29% expense ratio, compared with 0.71% for ZWT.TO.

What is the main difference between ZWT.TO and MAGS?

They also come from different issuers: BMO and Roundhill. Their fees differ too: 0.71% for ZWT.TO and 0.29% for MAGS.