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Side-by-side financial comparison of Archrock, Inc. (AROC) and PLUG POWER INC (PLUG). Click either name above to swap in a different company.

Archrock, Inc. is the larger business by last-quarter revenue ($377.1M vs $225.2M, roughly 1.7× PLUG POWER INC). Archrock, Inc. runs the higher net margin — 31.0% vs -375.6%, a 406.6% gap on every dollar of revenue. On growth, PLUG POWER INC posted the faster year-over-year revenue change (17.6% vs 15.5%). Archrock, Inc. produced more free cash flow last quarter ($126.7M vs $-153.0M). Over the past eight quarters, PLUG POWER INC's revenue compounded faster (36.8% CAGR vs 18.5%).

Archrock, Inc. is a leading provider of natural gas compression services and equipment solutions for the North American oil and gas sector. Its core offerings include compression system rental, maintenance, aftermarket support, and sales, serving upstream production, midstream transportation and natural gas processing segments.

Plug Power Inc. is an American company engaged in the development of hydrogen fuel cell and electrolyzer systems that replace conventional batteries in equipment and vehicles powered by electricity. The company is headquartered in Slingerlands, New York, and has facilities in Spokane, Washington, and Rochester, New York.

AROC vs PLUG — Head-to-Head

Bigger by revenue
AROC
AROC
1.7× larger
AROC
$377.1M
$225.2M
PLUG
Growing faster (revenue YoY)
PLUG
PLUG
+2.1% gap
PLUG
17.6%
15.5%
AROC
Higher net margin
AROC
AROC
406.6% more per $
AROC
31.0%
-375.6%
PLUG
More free cash flow
AROC
AROC
$279.7M more FCF
AROC
$126.7M
$-153.0M
PLUG
Faster 2-yr revenue CAGR
PLUG
PLUG
Annualised
PLUG
36.8%
18.5%
AROC

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
AROC
AROC
PLUG
PLUG
Revenue
$377.1M
$225.2M
Net Profit
$116.8M
$-846.0M
Gross Margin
53.0%
2.4%
Operating Margin
39.4%
-338.9%
Net Margin
31.0%
-375.6%
Revenue YoY
15.5%
17.6%
Net Profit YoY
95.4%
36.7%
EPS (diluted)
$0.67
$-0.70

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
AROC
AROC
PLUG
PLUG
Q4 25
$377.1M
$225.2M
Q3 25
$382.4M
$177.1M
Q2 25
$383.2M
$174.0M
Q1 25
$347.2M
$133.7M
Q4 24
$326.4M
$191.5M
Q3 24
$292.2M
$173.7M
Q2 24
$270.5M
$143.3M
Q1 24
$268.5M
$120.3M
Net Profit
AROC
AROC
PLUG
PLUG
Q4 25
$116.8M
$-846.0M
Q3 25
$71.2M
$-361.9M
Q2 25
$63.4M
$-227.1M
Q1 25
$70.8M
$-196.7M
Q4 24
$59.8M
$-1.3B
Q3 24
$37.5M
$-211.2M
Q2 24
$34.4M
$-262.3M
Q1 24
$40.5M
$-295.8M
Gross Margin
AROC
AROC
PLUG
PLUG
Q4 25
53.0%
2.4%
Q3 25
48.5%
-67.9%
Q2 25
45.4%
-30.7%
Q1 25
47.4%
-55.3%
Q4 24
46.3%
-122.5%
Q3 24
44.4%
-57.6%
Q2 24
41.5%
-91.6%
Q1 24
42.1%
-132.3%
Operating Margin
AROC
AROC
PLUG
PLUG
Q4 25
39.4%
-338.9%
Q3 25
25.3%
-197.0%
Q2 25
22.5%
-101.7%
Q1 25
26.5%
-133.5%
Q4 24
24.0%
-678.7%
Q3 24
18.1%
-124.4%
Q2 24
17.6%
-170.7%
Q1 24
20.0%
-215.7%
Net Margin
AROC
AROC
PLUG
PLUG
Q4 25
31.0%
-375.6%
Q3 25
18.6%
-204.4%
Q2 25
16.6%
-130.5%
Q1 25
20.4%
-147.1%
Q4 24
18.3%
-697.5%
Q3 24
12.8%
-121.5%
Q2 24
12.7%
-183.0%
Q1 24
15.1%
-245.9%
EPS (diluted)
AROC
AROC
PLUG
PLUG
Q4 25
$0.67
$-0.70
Q3 25
$0.40
$-0.31
Q2 25
$0.36
$-0.20
Q1 25
$0.40
$-0.21
Q4 24
$0.35
$-1.61
Q3 24
$0.22
$-0.25
Q2 24
$0.22
$-0.36
Q1 24
$0.26
$-0.46

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
AROC
AROC
PLUG
PLUG
Cash + ST InvestmentsLiquidity on hand
$1.6M
$368.5M
Total DebtLower is stronger
Stockholders' EquityBook value
$1.5B
$978.1M
Total Assets
$4.3B
$2.6B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AROC
AROC
PLUG
PLUG
Q4 25
$1.6M
$368.5M
Q3 25
$4.1M
$165.9M
Q2 25
$5.9M
$140.7M
Q1 25
$4.8M
$295.8M
Q4 24
$4.4M
$205.7M
Q3 24
$3.7M
$93.9M
Q2 24
$919.0K
$62.4M
Q1 24
$1.2M
$172.9M
Total Debt
AROC
AROC
PLUG
PLUG
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
$3.9M
Q2 24
$3.7M
Q1 24
$3.8M
Stockholders' Equity
AROC
AROC
PLUG
PLUG
Q4 25
$1.5B
$978.1M
Q3 25
$1.4B
$1.4B
Q2 25
$1.4B
$1.7B
Q1 25
$1.3B
$1.9B
Q4 24
$1.3B
$1.7B
Q3 24
$1.3B
$3.0B
Q2 24
$894.5M
$3.0B
Q1 24
$882.1M
$2.9B
Total Assets
AROC
AROC
PLUG
PLUG
Q4 25
$4.3B
$2.6B
Q3 25
$4.4B
$3.1B
Q2 25
$4.4B
$3.4B
Q1 25
$4.0B
$3.6B
Q4 24
$3.8B
$3.6B
Q3 24
$3.8B
$4.7B
Q2 24
$2.7B
$4.8B
Q1 24
$2.7B
$4.8B
Debt / Equity
AROC
AROC
PLUG
PLUG
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
0.00×
Q2 24
0.00×
Q1 24
0.00×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
AROC
AROC
PLUG
PLUG
Operating Cash FlowLast quarter
$214.5M
$-148.6M
Free Cash FlowOCF − Capex
$126.7M
$-153.0M
FCF MarginFCF / Revenue
33.6%
-67.9%
Capex IntensityCapex / Revenue
23.3%
1.9%
Cash ConversionOCF / Net Profit
1.84×
TTM Free Cash FlowTrailing 4 quarters
$119.6M
$-647.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AROC
AROC
PLUG
PLUG
Q4 25
$214.5M
$-148.6M
Q3 25
$164.5M
$-89.8M
Q2 25
$127.5M
$-191.8M
Q1 25
$115.6M
$-105.6M
Q4 24
$124.3M
$-131.2M
Q3 24
$96.9M
$-174.9M
Q2 24
$70.7M
$-254.7M
Q1 24
$137.7M
$-167.7M
Free Cash Flow
AROC
AROC
PLUG
PLUG
Q4 25
$126.7M
$-153.0M
Q3 25
$29.5M
$-117.5M
Q2 25
$16.0M
$-230.4M
Q1 25
$-52.5M
$-146.0M
Q4 24
$26.4M
$-165.2M
Q3 24
$26.9M
$-234.2M
Q2 24
$-20.6M
$-356.0M
Q1 24
$37.9M
$-260.3M
FCF Margin
AROC
AROC
PLUG
PLUG
Q4 25
33.6%
-67.9%
Q3 25
7.7%
-66.4%
Q2 25
4.2%
-132.5%
Q1 25
-15.1%
-109.2%
Q4 24
8.1%
-86.3%
Q3 24
9.2%
-134.8%
Q2 24
-7.6%
-248.4%
Q1 24
14.1%
-216.5%
Capex Intensity
AROC
AROC
PLUG
PLUG
Q4 25
23.3%
1.9%
Q3 25
35.3%
15.6%
Q2 25
29.1%
22.2%
Q1 25
48.4%
30.3%
Q4 24
30.0%
17.7%
Q3 24
24.0%
34.1%
Q2 24
33.7%
70.7%
Q1 24
37.2%
77.0%
Cash Conversion
AROC
AROC
PLUG
PLUG
Q4 25
1.84×
Q3 25
2.31×
Q2 25
2.01×
Q1 25
1.63×
Q4 24
2.08×
Q3 24
2.58×
Q2 24
2.05×
Q1 24
3.40×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

AROC
AROC

Horsepower Group Three$112.6M30%
Horsepower Group Two$108.5M29%
Horsepower Group One$105.9M28%
Services$32.9M9%
Over Counter Parts And Component Sales$17.0M5%
Transferred At Point In Time$1.4M0%

PLUG
PLUG

Sales Of Equipment And Related Infrastructure$111.6M50%
Services Performed On Fuel Cell Systems And Related Infrastructure$41.5M18%
Power Purchase Agreements$36.1M16%
Sale Of Cryogenic Equipment$20.0M9%
Sales Of Fuel Cell Systems$11.2M5%
Other$4.8M2%

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