Which has the lower trailing P/E, APTV or KMX?

KMX has the lower trailing P/E: APTV trades at 41.51 and KMX at 35.53. P/E is one valuation measure and does not by itself establish which business is cheaper.

Which has grown faster, APTV or KMX?

Over the past five years, APTV grew revenue faster — APTV at a 3.57% CAGR versus KMX at 2.39%.

Is APTV or KMX more profitable?

APTV runs the higher net margin — APTV at 1.17% versus KMX at 0.84%.

How have APTV and KMX total returns compared?

Over the past 10 years, APTV delivered -1.31% and KMX delivered 1.05% annualized total return. Past performance doesn't predict future results.

Aptiv PLC (APTV) vs CarMax, Inc. (KMX)

A side-by-side comparison of Aptiv PLC and CarMax, Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of September 13, 2026. Differences are shown without an overall score or investment verdict.

APTV

Aptiv PLC

$9.22B

$43.59Consumer CyclicalDelayed quote: Sep 18, 2026, 4:00 PM EDT

KMX

CarMax, Inc.

$8.12B

$57.21Consumer CyclicalDelayed quote: Sep 18, 2026, 4:00 PM EDT

Total return — APTV vs KMX

growth of $100 · dividends reinvested · last 10y

APTV -12.9% (-1.4%/yr)KMX +2.1% (+0.2%/yr)KMX compounded faster over this window

APTV KMX

APTV vs KMX: by the numbers

•APTV is the larger company ($9.22B vs $8.12B market cap).
•KMX trades at the lower trailing earnings multiple (35.53 vs 41.51 P/E), one valuation lens rather than an overall verdict.
•APTV converts more revenue to profit (1.17% vs 0.84% net margin).
•APTV grew revenue faster over the past five years (3.57% vs 2.39% CAGR).

Metrics side by side

Valuation

Metric	APTV	KMX
P/E ratio	41.51	35.53
Forward P/E	N/A	21.13
P/S ratio	0.49	0.31
P/B ratio	1.05	1.33
EV / EBITDA	7.75	N/A
FCF yield	8.27%	12.25%

Profitability

Metric	APTV	KMX
Gross margin	19.93%	10.24%
Operating margin	5.47%	-1.85%
Net margin	1.17%	0.84%
ROE	2.51%	3.64%
ROIC	3.53%	-1.21%

Growth (annualized)

Metric	APTV	KMX
Revenue CAGR (5Y)	3.57%	2.39%
EPS CAGR (5Y)	-35.51%	-18.18%
FCF CAGR (5Y)	13.03%	13.85%
Total return CAGR (5Y)	-20.82%	-14.54%

Frequently asked

Which has the lower trailing P/E, APTV or KMX?: KMX has the lower trailing P/E: APTV trades at 41.51 and KMX at 35.53. P/E is one valuation measure and does not by itself establish which business is cheaper.
Which has grown faster, APTV or KMX?: Over the past five years, APTV grew revenue faster — APTV at a 3.57% CAGR versus KMX at 2.39%.
Is APTV or KMX more profitable?: APTV runs the higher net margin — APTV at 1.17% versus KMX at 0.84%.
How have APTV and KMX total returns compared?: Over the past 10 years, APTV delivered -1.31% and KMX delivered 1.05% annualized total return. Past performance doesn't predict future results.

Go deeper

Full APTV analysis Full KMX analysis Interactive comparison tool

Dig into the metrics

Aptiv P/E ratio CarMax P/E ratio Aptiv ROE CarMax ROE Aptiv operating margin CarMax operating margin Aptiv revenue growth CarMax revenue growth Aptiv free cash flow CarMax free cash flow

Aptiv & CarMax appear in these rankings

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Figures are sourced from reported fundamentals and the latest end-of-day price. This comparison is informational only and is not investment advice. Past performance does not predict future results. See our methodology. Compiled by TGMCharts Research · data verified September 13, 2026.