SUN vs MPLX

Head-to-Head Stock Analysis & Investment Rating

Last Updated: Oct 31, 2026

SUN

48.6
AI Score
VS
MPLX Wins

MPLX

52.5
AI Score

Investment Advisor Scores

SUN

49score
Recommendation
HOLD

MPLX

53score
Recommendation
HOLD

AI Analyst Insights

Detailed Metrics Comparison

Metric SUN MPLX Winner
Forward P/E 38.1679 12.2249 MPLX
PEG Ratio 8.5406 3.0952 MPLX
Revenue Growth 164.5% 10.6% SUN
Earnings Growth 185.0% 3.2% SUN
Tradestie Score 48.6/100 52.5/100 MPLX
Profit Margin 2.9% 39.3% MPLX
Beta 1.00 1.00 Tie
AI Recommendation HOLD HOLD Tie

Relative Price Performance (Last 90 Days)

SUN 1M: -16.3% · 3M: -16.3% MPLX 1M: -0.2% · 3M: -5.4%

Current Technical Phase

SUN

Markdown
Sell / avoid

Price below a falling SMA50 (slope -2.6%), weak momentum, RSI 30

RSI (14): 30.0 · Price: $63.21

MPLX

Distribution
Trim / tighten stop

Price near a flattening SMA50 (slope -0.8%) with fading momentum, RSI 43

RSI (14): 43.5 · Price: $56.71

Fundamentals Snapshot

Metric SUN MPLX
Market Cap — —
Forward P/E 6.1 11.8
Trailing P/E 10.5 13.3
Revenue (TTM) — —
Revenue Growth 2.0% 0.1%
Gross Margin 0.1% 0.5%
Operating Margin 0.0% 0.4%
EPS 5.95 4.28
Dividend Yield 0.06% 0.08%

Frequently Asked Questions

Based on our detailed analysis, MPLX is currently the stronger investment candidate based on our comprehensive scoring model.

We analyze revenue and earnings growth rates in the "Growth" section above. Generally, the company with higher year-over-year revenue and EPS growth is fostering better expansion. Check the table above for the specific growth percentages.

Valuation is determined by metrics like the P/E Ratio and PEG Ratio. A lower P/E typically suggests a stock is cheaper relative to its earnings. Refer to the "Valuation" section in our comparison table to see which stock currently trades at a more attractive multiple.