vacuum gauge automotive
Worth a lookShows a sweet-spot price point ($29.02 avg), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Avg price
Incredible$29.02avg listing price — sweet spot $15–$100
Price range
Incredible$15.14–$93.09cheapest to priciest tracked listing — scored on the share inside $15–$100
Brand share
Great50%top-5 brand share — no brand owns this niche
Quality gap
Great4.3★avg incumbent rating — lower means beatable quality
Competition
Good45%top-5 click share — leaders hold, buyers still browse
Review moat
Good889.47avg incumbent reviews — the moat a new listing must climb
Conversion
Good5.2%search→purchase rate — share of searches ending in a sale
Returns
Okay4.0%return rate — above 6% kills the launch gate
Growth
Okay+5.7%90-day search growth — must beat 0% to launch
Market size
Bad$72K$72K/yr · 48K searches
Competition
The top 5 products take 45% of clicks — established leaders, but buyers still shop beyond them.Brands
23 rising
Sellers
61
Top-5 brand share
50%
Open market
44%
- Hromee14%
- DASBET12%
- Mityvac9%
- NYXOVA9%
- DHA7%
- ZEAJSRU6%
Product shelf
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 32 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Hromee Fuel Pump and Vacuum Tester Gauge Carburetor Pressure Diagnostics Leakage Tool Kit
Hromee$19.804.5★1,281 rev
DASBET Hand Held Vacuum Pump Tester Set Vacuum Gauge and Brake Bleeder Kit for Automotive
DASBET$15.164.2★548 rev
Mityvac MV8500 Silverline Elite Automotive Brake/Clutch Bleeding Diesel Fuel Priming and Vacuum/Pressure Testing Kit Ergonomic Design Zinc-aluminum Die Cast MV8510 Pump 4.5oz Fluid Reservoir
Mityvac$93.094.6★2,877 rev
NYXOVA Vacuum and Fuel Pump Tester Gauge Kit Gauge Leak Carburetor Pressure Diagnostics Tool Kit Leak Carburetor Pressure Diagnostics (Blue)
NYXOVA$15.234.6★197 rev
AutoLine Pro HyperSmoke Automotive Smoke Machine EVAP Vacuum Leak Tester Adjustable Pressure OEM Approved Smoke Fluid Built-in Air Compressor Motor - Includes Smoke Fluid x2.
AutoLine Pro$49.784.6★863 rev
Newest
by launch date
AUTOOL PT502 Digital Vacuum Pressure Gauge Automotive Vacuum Leak Tester with Temperature Compensation 101kPa High Accuracy Engine Intake Exhaust EGR Diagnostic Tool 12V Car Powered
AUTOOL$28.4911 rev
Handheld Vacuum Pump Brake Bleeder Kit Multi-Functional Vacuum & Pressure Tester Set with Gauge Hoses Adapters and Fluid Reservoirs for Automotive Brake Clutch and Fluid Extraction ((23PC-Blue))
ZEAJSRU$26.25109 rev
Handheld Vacuum Pump Brake Bleeder Kit Multi-Functional Vacuum & Pressure Tester Set with Gauge Hoses Adapters and Fluid Reservoirs for Automotive Brake Clutch and Fluid Extraction ((23PC-Red))
ZEAJSRU$26.32109 rev
ZEAJSRU Handheld Vacuum Pump Brake Bleeder Kit with Pressure Gauge Brake Fluid Bleeding Tool Set with Hoses Adapters and Reservoir Automotive Brake Bleeding & Vacuum Diagnostic Test Kit (-red-)
ZEAJSRU$17.69308 rev
PESIKO 6Pcs Vacuum Pressure Gauge Kit Leak Carburetor Pressure Diagnostics Kit Fuel Pump Gauge Tester for Carburetors & Vacuum Systems
PESIKO$31.9722 rev
Trending
90-day click momentumZEAJSRU Handheld Vacuum Pump Brake Bleeder Kit with Pressure Gauge Brake Fluid Bleeding Tool Set with Hoses Adapters and Reservoir Automotive Brake Bleeding & Vacuum Diagnostic Test Kit (-red-)
ZEAJSRU$17.694.0★
Acymner Vacuum and Fuel Pump Tester Gauge Kit | Gauge Leak Carburetor Pressure Diagnostics Tool Kit (Red)
Acymner$15.534.7★
Handheld Vacuum Pump Brake Bleeder Kit Multi-Functional Vacuum & Pressure Tester Set with Gauge Hoses Adapters and Fluid Reservoirs for Automotive Brake Clutch and Fluid Extraction ((23PC-Blue))
ZEAJSRU$26.254.1★
NYXOVA Vacuum and Fuel Pump Tester Gauge Kit Gauge Leak Carburetor Pressure Diagnostics Tool Kit Leak Carburetor Pressure Diagnostics (Blue)
NYXOVA$15.234.6★
Handheld Vacuum Pump Brake Bleeder Kit Multi-Functional Vacuum & Pressure Tester Set with Gauge Hoses Adapters and Fluid Reservoirs for Automotive Brake Clutch and Fluid Extraction ((23PC-Red))
ZEAJSRU$26.324.1★
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +5.7% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.4×
Reviews
What buyers praise and complain about, mined from review topics.What buyers love
“Solid quality tool”
“Low price”
“Easy To use”
“Working good”
“Works great, just as advertised”
“No leakage”
“Good vacuum pressure”
“fits right”
“Easy setup instructions”
“Very pleased with this compact machine”
What buyers complain about
“Leaks”
“This pump is not of good quality”
“Broke after ONE use”
“none of these work well”
“It is small”
“Not worth it”
“Does not keep suction”
“has very little pressure”
“A little hard to work with”
“As soon as the EGR kicks in it smells like straight exhaust in my car”