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STOCK COMPARISON

Boeing vs Caterpillar: Fair Value & Quality

Both stocks run through our valuation models. Here is how Boeing (BA) and Caterpillar (CAT) compare, as of Sep 4, 2026.

As of Sep 4, 2026, Fair Value Calculator sees Caterpillar as the less overvalued of the two: Boeing trades at $211 versus a fair value of $41.73 (-80%), while Caterpillar trades at $800 versus $308 (-62%).
Boeing
BA · USD · Industrials
-80%
upside to fair value
overvalued
Price$211
Fair Value$41.73
Quality38/100
Caterpillar
CAT · USD · Industrials
-62%
upside to fair value
overvalued
Price$800
Fair Value$308
Quality65/100
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Head-to-head numbers

Green value = the better side for that row (for valuation multiples: lower = cheaper).

BoeingCaterpillar
Valuation
82.8×P/E (TTM)40.1×
1.86×P/S (TTM)6.11×
31.38×P/B20.27×
—EV/EBITDA31.1×
23.35×PEG2.25×
−80.2%Fair value upside−61.5%
0.2%Dividend yield0.8%
—Dividend per share$6.04
Profitability
2%Operating margin18%
—EBIT margin trend (5Y)1.52×
170%Return on equity51%
-2%Return on assets9%
Growth
14%Revenue growth (YoY)22%
10.3%Avg. growth/yr (3Y)4.4%
9.0%Avg. growth/yr (5Y)10.1%
—Value creation/yr+12.8%
Balance & size
—Interest coverage (EBIT/interest)10.9×
8.37×Debt / equity1.44×
$171BMarket cap$432B
expensiveGrowth qualityhealthy

Caterpillar leads: 2 to 10 metric wins.

Dash = not meaningfully computable, for example with negative equity.

Quality in detail

The quality score, broken down into the same factor families as on the stock page, 0 to 100 per family.

Boeingof which business quality 33 · market factors 41 Caterpillarof which business quality 62 · market factors 58
ProfitabilityMargins and returns on capital today
37
61
Quality GrowthAre margins and returns improving?
100
22
CashflowEarnings quality: real cash, not paper profit
7
68
Fin. StrengthBalance sheet, leverage, solvency risk
9
51
InvestmentDisciplined investing over empire-building
79
72
Low VolatilityCalm price path (market factor)
53
32
MomentumPrice trend over the last 3–12 months (market factor)
38
62
52W MomentumDistance to the 52-week high (market factor)
33
80
Net IssuanceBuybacks instead of dilution
0
100

What the models say

How far the median fair value (base case) per model family sits from the current price, in percent. The amount in the currency of the trading venue is shown underneath.

above the price, more than 15% above close to the price, 85% to 115% of the price below the price, more than 15% below

Model familyBoeingPrice $211CaterpillarPrice $800
DCF Modelsn/a-54%below the price$365
Earnings-Based-86%below the price$30.22-81%below the price$151
Dividend Discount-97%below the price$6.51-86%below the price$111
Multiples-77%below the price$48.20-61%below the price$314
Asset-Based-98%below the price$4.64-96%below the price$31.01
Growth DCFn/a-59%below the price$326
Economic Profit-82%below the price$38.91-72%below the price$220
Growth Earnings-77%below the price$49.09-55%below the price$361
Minimum-98%below the price$4.64-96%below the price$31.01
Maximum-77%below the price$49.09-54%below the price$365
Median-84%below the price$34.56-67%below the price$267
Geometric mean-90%below the price$20.93-77%below the price$188

Minimum, maximum, median and geometric mean refer to the family values in this table. Geometric because deviations are ratios: half the price and twice the price average to 100%, not 125%.

Boeing: 10 of 10 models see the stock below the current price.

Caterpillar: 26 of 26 models see the stock below the current price.

Scenario ranges

From our cautious bear case to the optimistic bull case. The white tick is the current price: left of fair value means room to run.

Boeing
Bear $29.21Fair Value $41.73Bull $63.26
$211 = current price (white tick)
Caterpillar
Bear $192Fair Value $308Bull $403
$800 = current price (white tick)

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Ranked within their sector

Where each stock sits within its sector peer group. Band = middle 50% of peers, tick = median, dot = this stock.

Boeing · Industrials

Quality score38 · bottom 25%
Fair value upside-80% · bottom 25%

Caterpillar · Industrials

Quality score65 · Top 25%
Fair value upside-62% · bottom 25%

Bottom line

As of Sep 4, 2026, Fair Value Calculator sees Caterpillar as the less overvalued of the two: Boeing trades at $211 versus a fair value of $41.73 (-80%), while Caterpillar trades at $800 versus $308 (-62%).

Caterpillar has the higher quality score (65/100).

See the full analysis →
Boeing · Caterpillar

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A model-based valuation snapshot from 26 models. Values change with price and fundamentals; the date shown above applies.