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TradePay

HVAC Technician vs Diesel Mechanic

Which trade pays more? Side-by-side salary comparison using 2025 BLS data.

Higher Pay

HVAC Technician

HVAC · 4yr apprenticeship

Median Salary$61,278
Salary Range$50,658 – $78,788
5yr Growth+15%
Trade Pay ScoreB (76/100)
Total Employment226,695
Cities Tracked30

Diesel Mechanic

Automotive · 3yr apprenticeship

Median Salary$58,284
Salary Range$47,316 – $73,710
5yr Growth+9%
Trade Pay ScoreC (59/100)
Total Employment143,565
Cities Tracked30

City-by-City Comparison

CityHVAC TechnicianDiesel MechanicDifference
San Francisco, CA$78,788$73,710+$5,078
New York, NY$77,543$72,771+$4,772
Seattle, WA$75,078$67,005+$8,073
Boston, MA$68,062$65,267+$2,795
Chicago, IL$67,865$67,940-$75
Los Angeles, CA$67,089$66,424+$665
Philadelphia, PA$66,967$68,978-$2,011
Minneapolis, MN$66,145$61,255+$4,890
Portland, OR$65,882$60,373+$5,509
Denver, CO$65,185$62,846+$2,339
Houston, TX$63,547$61,184+$2,363
Detroit, MI$60,268$55,569+$4,699
Pittsburgh, PA$59,999$58,507+$1,492
Phoenix, AZ$59,348$53,610+$5,738
Raleigh, NC$59,335$51,277+$8,058
Dallas, TX$59,170$53,970+$5,200
Las Vegas, NV$58,965$56,933+$2,032
Columbus, OH$58,962$52,810+$6,152
Atlanta, GA$58,880$58,416+$464
Miami, FL$58,107$50,711+$7,396
St. Louis, MO$57,424$52,947+$4,477
Milwaukee, WI$57,122$56,188+$934
Nashville, TN$56,859$56,573+$286
Salt Lake City, UT$55,582$55,247+$335
San Antonio, TX$55,218$47,316+$7,902
New Orleans, LA$54,404$55,843-$1,439
Kansas City, MO$53,435$54,335-$900
Indianapolis, IN$51,420$52,367-$947
Tampa, FL$51,036$48,707+$2,329
Charlotte, NC$50,658$49,453+$1,205

Frequently Asked Questions

Do HVAC Technicians or Diesel Mechanics make more money?

HVAC Technicians earn more on average, with a national median salary of $61,278 compared to $58,284 — a difference of $2,994 per year.

Which trade has better job growth — HVAC Technician or Diesel Mechanic?

HVAC Technician has stronger 5-year wage growth at 15% vs 9%.

How long is the apprenticeship for each trade?

HVAC Technician requires 4 years of apprenticeship, while Diesel Mechanic requires 3 years.

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