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MPC vs. SU: Marathon Petroleum vs. Suncor Energy Stock Comparison

How do Marathon Petroleum (MPC) and Suncor Energy (SU) stack up? This page sets them side by side across company profile, performance and risk, profitability, growth, financial strength, dividends, and valuation, with selected fundamentals also measured against each stock's industry-group peers.

Company Profile

Marathon Petroleum (MPC) and Suncor Energy (SU) both belong to the Oil, Gas & Consumable Fuels industry, though MPC is classified under Oil & Gas Refining & Marketing while SU falls under Integrated Oil & Gas.

Company profile comparison for Marathon Petroleum (MPC) and Suncor Energy (SU)
Profile ItemMPCSU
NameMarathon Petroleum Corp.Suncor Energy Inc.
Country/RegionUnited StatesCanada
GICS SectorEnergyEnergy
GICS Industry GroupEnergyEnergy
GICS IndustryOil, Gas & Consumable FuelsOil, Gas & Consumable Fuels
GICS Sub-IndustryOil & Gas Refining & MarketingIntegrated Oil & Gas
Market Capitalization101.49 billion USD79.14 billion USD
CurrencyUSDUSD
ExchangeNYSENYSE
Listing DateJune 24, 2011March 17, 1980
Security TypeCommon StockCommon Stock

Price Performance

Cumulative Growth

MPC
SU
GSPC
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Marathon Petroleum (MPC) vs. Suncor Energy (SU), with S&P 500 (GSPC) for reference: Growth of a $10,000 investment over the past five years. Adjusted for dividends and splits.

Trailing Returns

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Trailing total returns for Marathon Petroleum (MPC) and Suncor Energy (SU). Returns over one year are annualized.

Calendar-Year Returns

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Calendar-year total returns for Marathon Petroleum (MPC) and Suncor Energy (SU). Each bar is that year's total return, measured year-end to year-end.

Performance Metrics

Price performance metrics for Marathon Petroleum (MPC) and Suncor Energy (SU)
MetricMPCSU
Total Return (1Y)104.94%61.76%
Total Return (3Y, Annualized)42.97%31.81%
Total Return (5Y, Annualized)45.42%25.49%

Risk Profile

Drawdown History

MPC
SU
GSPC
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Marathon Petroleum (MPC) vs. Suncor Energy (SU), with S&P 500 (GSPC) for reference: Drawdown from the running peak over the past five years. Each line shows the decline from its prior peak; 0% marks a new high.

Return Distribution

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Distribution of monthly total returns for Marathon Petroleum (MPC) and Suncor Energy (SU). Each bar is the share of months whose return fell in that 5% bucket.

Risk Metrics

Risk profile metrics for Marathon Petroleum (MPC) and Suncor Energy (SU)
MetricMPCSU
Volatility (1Y, Annualized)37.53%29.23%
Beta (5Y)0.560.26
Max Drawdown (5Y)-44.75%-36.58%
Avg. Volume (3M)2.56M4.09M

Risk-Adjusted Performance

Risk-Return Positioning

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MPC and SU are plotted by 1-year volatility (risk) and 1-year return. The dashed Capital Allocation Line runs from the risk-free rate through the shared industry median.

Risk-Adjusted Metrics

Risk-adjusted metrics for Marathon Petroleum (MPC) and Suncor Energy (SU)
MetricMPCSU
Sharpe Ratio (1Y)2.681.97
Sortino Ratio (1Y)4.102.79

Profitability

ROE (TTM)

Marathon Petroleum (MPC) at 60.46% clears its industry range for ROE, a sharper capital-efficiency signal than Suncor Energy (SU) at 23.46%, which is closer to a typical peer reading.

MPC

Energy industry group

60.46%

MPC
60.46%
Max
53.85%
Q3
24.79%
Median
12.85%
Q1
2.03%
Min
-29.09%

SU

Energy industry group

23.46%

Max
53.85%
Q3
24.79%
SU
23.46%
Median
12.85%
Q1
2.03%
Min
-29.09%
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Marathon Petroleum (MPC) vs. Suncor Energy (SU): A comparison of their ROE against the Energy industry group benchmark.

Net Margin (TTM)

Both Marathon Petroleum (MPC) at 8.34% and Suncor Energy (SU) at 17.68% keep about the typical share of revenue as profit for their industries — neither bottom line stands out from peers.

MPC

Energy industry group

8.34%

Max
56.92%
Q3
22.92%
Median
10.10%
MPC
8.34%
Q1
0.07%
Min
-27.38%

SU

Energy industry group

17.68%

Max
56.92%
Q3
22.92%
SU
17.68%
Median
10.10%
Q1
0.07%
Min
-27.38%
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Marathon Petroleum (MPC) vs. Suncor Energy (SU): A comparison of their net margin against the Energy industry group benchmark.

Operating Margin (TTM)

Both Marathon Petroleum (MPC) at 17.98% and Suncor Energy (SU) at 26.33% run core operations about as efficiently as their industries’ norm — neither stands out on operating profitability.

MPC

Energy industry group

17.98%

Max
71.31%
Q3
33.75%
Median
18.73%
MPC
17.98%
Q1
6.94%
Min
-24.52%

SU

Energy industry group

26.33%

Max
71.31%
Q3
33.75%
SU
26.33%
Median
18.73%
Q1
6.94%
Min
-24.52%
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Marathon Petroleum (MPC) vs. Suncor Energy (SU): A comparison of their operating margin against the Energy industry group benchmark.

Profitability Metrics

Profitability metrics for Marathon Petroleum (MPC) and Suncor Energy (SU)
MetricMPCSU
ROE (TTM)60.46%23.46%
ROA (TTM)13.75%10.11%
Net Margin (TTM)8.34%17.68%
Operating Margin (TTM)17.98%26.33%
Gross Margin (TTM)16.20%60.55%

Growth

Revenue Growth

Both Marathon Petroleum (MPC) at -4.44% and Suncor Energy (SU) at -4.56% land near their industries' usual revenue growth ranges, so top-line momentum looks broadly in line with peers on both sides.

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Marathon Petroleum (MPC) vs. Suncor Energy (SU): A comparison of their Revenue Growth across different time periods.

EPS Growth

Marathon Petroleum (MPC) at 31.15% sits in the top EPS growth quartile, while Suncor Energy (SU) at 2.75% is closer to the peer norm — faster per-share earnings growth for MPC.

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Marathon Petroleum (MPC) vs. Suncor Energy (SU): A comparison of their EPS Growth across different time periods.

Growth Metrics

Growth metrics for Marathon Petroleum (MPC) and Suncor Energy (SU)
MetricMPCSU
Revenue Growth (YoY)-4.44%-4.56%
Revenue Growth (3Y CAGR)-9.23%-5.92%
EPS Growth (YoY)31.15%2.75%
EPS Growth (3Y CAGR)-22.24%-9.44%

Financial Strength

Current Ratio (MRQ)

Both Marathon Petroleum (MPC) at 1.45 and Suncor Energy (SU) at 1.71 carry current ratio within their industries’ typical mid-ranges, suggesting balanced short-term liquidity relative to peers.

MPC

Energy industry group

1.45

Max
3.64
Q3
2.21
MPC
1.45
Median
1.41
Q1
0.88
Min
0.24

SU

Energy industry group

1.71

Max
3.64
Q3
2.21
SU
1.71
Median
1.41
Q1
0.88
Min
0.24
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Marathon Petroleum (MPC) vs. Suncor Energy (SU): A comparison of their current ratio against the Energy industry group benchmark.

Debt / Equity (MRQ)

Suncor Energy (SU) at 0.29 keeps leverage in the lower quartile, while Marathon Petroleum (MPC) at 1.15 sits in the higher-leverage quartile.

MPC

Energy industry group

1.15

Max
1.75
MPC
1.15
Q3
0.93
Median
0.54
Q1
0.30
Min
0.00

SU

Energy industry group

0.29

Max
1.75
Q3
0.93
Median
0.54
Q1
0.30
SU
0.29
Min
0.00
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Marathon Petroleum (MPC) vs. Suncor Energy (SU): A comparison of their debt-to-equity ratio against the Energy industry group benchmark.

Financial Strength Metrics

Financial strength metrics for Marathon Petroleum (MPC) and Suncor Energy (SU)
MetricMPCSU
Current Ratio (MRQ)1.451.71
Debt / Equity (MRQ)1.150.29
Net Debt / EBITDA0.880.28

Dividends

Dividend Yield (TTM)

Both Marathon Petroleum (MPC) at 1.09% and Suncor Energy (SU) at 3.48% pay solid, industry-typical yields, sitting squarely within their peers’ usual range.

MPC

Energy industry group

1.09%

Max
8.57%
Q3
3.58%
Median
1.71%
MPC
1.09%
Q1
0.00%
Min
0.00%

SU

Energy industry group

3.48%

Max
8.57%
Q3
3.58%
SU
3.48%
Median
1.71%
Q1
0.00%
Min
0.00%
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Marathon Petroleum (MPC) vs. Suncor Energy (SU): A comparison of their dividend yield against the Energy industry group benchmark.

Dividend Payout Ratio (TTM)

Both Marathon Petroleum (MPC) at 7.93% and Suncor Energy (SU) at 25.50% keep payout ratio within their industries’ typical mid-ranges — dividend policies that share earnings without consuming too much of them.

MPC

Energy industry group

7.93%

Max
133.24%
Q3
53.31%
Median
25.24%
MPC
7.93%
Q1
0.00%
Min
0.00%

SU

Energy industry group

25.50%

Max
133.24%
Q3
53.31%
SU
25.50%
Median
25.24%
Q1
0.00%
Min
0.00%
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Marathon Petroleum (MPC) vs. Suncor Energy (SU): A comparison of their payout ratio against the Energy industry group benchmark.

Dividend Metrics

Dividend metrics for Marathon Petroleum (MPC) and Suncor Energy (SU)
MetricMPCSU
Dividend Yield (TTM)1.09%3.48%
Dividend Payout Ratio (TTM)7.93%25.50%

Valuation

P/E Ratio (TTM)

Marathon Petroleum (MPC) at 7.39 sits in the cheaper P/E ratio quartile, while Suncor Energy (SU) at 10.14 is closer to its industry’s usual earnings multiple — a discount for MPC, though growth and earnings durability still matter.

MPC

Energy industry group

7.39

Max
39.54
Q3
21.72
Median
12.19
Q1
7.71
MPC
7.39
Min
2.99

SU

Energy industry group

10.14

Max
39.54
Q3
21.72
Median
12.19
SU
10.14
Q1
7.71
Min
2.99
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Marathon Petroleum (MPC) vs. Suncor Energy (SU): A comparison of their P/E ratio against the Energy industry group benchmark.

P/S Ratio (TTM)

Marathon Petroleum (MPC) at 0.58 sits in the cheaper P/S ratio quartile while Suncor Energy (SU) at 1.26 prices around its industry’s middle — MPC costs less per dollar of sales, though read it alongside growth and margins.

MPC

Energy industry group

0.58

Max
5.40
Q3
2.85
Median
1.69
Q1
0.88
MPC
0.58
Min
0.00

SU

Energy industry group

1.26

Max
5.40
Q3
2.85
Median
1.69
SU
1.26
Q1
0.88
Min
0.00
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Marathon Petroleum (MPC) vs. Suncor Energy (SU): A comparison of their P/S ratio against the Energy industry group benchmark.

P/B Ratio (MRQ)

Suncor Energy (SU) at 2.25 sits near its industry’s typical P/B ratio, while Marathon Petroleum (MPC) at 4.42 prices above its benchmark range — MPC looks rich relative to book.

MPC

Energy industry group

4.42

MPC
4.42
Max
4.21
Q3
2.38
Median
1.51
Q1
1.08
Min
0.01

SU

Energy industry group

2.25

Max
4.21
Q3
2.38
SU
2.25
Median
1.51
Q1
1.08
Min
0.01
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Marathon Petroleum (MPC) vs. Suncor Energy (SU): A comparison of their P/B ratio against the Energy industry group benchmark.

Valuation Metrics

Valuation metrics for Marathon Petroleum (MPC) and Suncor Energy (SU)
MetricMPCSU
P/E Ratio (TTM)7.3910.14
P/S Ratio (TTM)0.581.26
P/B Ratio (MRQ)4.422.25
Free Cash Flow Yield (TTM)16.00%15.33%