PAA vs MPLX

Head-to-Head Stock Analysis & Investment Rating

Last Updated: Sep 12, 2026

PAA

43.7
AI Score
VS
MPLX Wins

MPLX

45.6
AI Score

Investment Advisor Scores

PAA

44score
Recommendation
HOLD

MPLX

46score
Recommendation
HOLD

AI Analyst Insights

Detailed Metrics Comparison

Metric PAA MPLX Winner
Forward P/E 13.3333 12.1951 MPLX
PEG Ratio 2.3518 3.0867 PAA
Revenue Growth 66.3% 10.6% PAA
Earnings Growth 1076.7% 3.2% PAA
Tradestie Score 43.7/100 45.6/100 MPLX
Profit Margin 5.3% 39.3% MPLX
Beta 1.00 1.00 Tie
AI Recommendation HOLD HOLD Tie

Relative Price Performance (Last 90 Days)

PAA 1M: +12.3% · 3M: +16.1% MPLX 1M: -0.2% · 3M: +5.9%

Current Technical Phase

PAA

Markup
Hold / add on dips

Price above SMA50, rising 50-day trend (5.2% over 20 days), RSI 66

RSI (14): 66.3 · Price: $26.10

MPLX

Markup
Hold / add on dips

Price above SMA50, rising 50-day trend (2.0% over 20 days), RSI 57

RSI (14): 57.0 · Price: $59.84

Fundamentals Snapshot

Metric PAA MPLX
Market Cap
Forward P/E 13.8 12.4
Trailing P/E 22.2 13.0
Revenue (TTM)
Revenue Growth 0.7% 0.1%
Gross Margin 0.1% 0.6%
Operating Margin 0.0% 0.4%
EPS 1.16 4.60
Dividend Yield 0.06% 0.07%

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.