---
title: "vacuum gauge — Niche Verdict: Worth a look (55/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/automotive/vacuum-gauge"
last_updated: "2026-07-14T06:18:17.922Z"
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meta:
  description: "vacuum gauge shows a sweet-spot price point ($40.89 avg), but prices mostly outside the sweet spot ($6.76–$258.97) keeps it on the watch list."
  "og:description": "vacuum gauge shows a sweet-spot price point ($40.89 avg), but prices mostly outside the sweet spot ($6.76–$258.97) keeps it on the watch list."
  "og:title": "vacuum gauge — Niche Verdict: Worth a look (55/100) | Amazon United States - Flapen"
---

Back to Flapen home

# **vacuum gauge**

**Worth a look**

Shows a sweet-spot price point ($40.89 avg), but prices mostly outside the sweet spot ($6.76–$258.97) keeps it on the watch list.

Market size 62Growth 51Conversion 66Competition 40Returns 64Price range 34Avg price 95Brand share 54Review moat 74Quality gap 37

**Avg price**

**Incredible****$40.89**

avg listing price — sweet spot $15–$100

**Review moat**

**Good****537.85**

avg incumbent reviews — the moat a new listing must climb

**Conversion**

**Good****5.9%**

search→purchase rate — share of searches ending in a sale

**Returns**

**Good****2.4%**

return rate — above 6% kills the launch gate

**Market size**

**Good****$542K**

$542K/yr · 225K searches

**Brand share**

**Good****73%**

top-5 brand share — brands hold most of the demand

**Growth**

**Good****+21.0%**

90-day search growth — must beat 0% to launch

**Competition**

**Okay****61%**

top-5 click share — leaders hold, buyers still browse

**Quality gap**

**Okay****4.5★**

avg incumbent rating — lower means beatable quality

**Price range**

**Okay****$6.76–$258.97**

cheapest to priciest tracked listing — scored on the share inside $15–$100

## **Competition**

The top 5 products take 61% of clicks — established leaders, but buyers still shop beyond them.

**Brands**

**16 **▲rising

**Sellers**

**116**

**Top-5 brand share**

**73%**

**Open market**

**20%**

- Hromee26% - NYXOVA18% - senctrl14% - 8MILELAKE8% - Acymner8% - OTC7%

## **Product shelf**

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%10%$54K20%$108K30%$163K40%$217K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 20 tracked products in this niche — three views at once, no toggling.

### **Top sellers**

by 90-day click share

[1![Hromee Fuel Pump and Vacuum Tester Gauge Carburetor Pressure Diagnostics Leakage Tool Kit](https://m.media-amazon.com/images/I/51cO8qwxYyS.jpg)**Hromee Fuel Pump and Vacuum Tester Gauge Carburetor Pressure Diagnostics Leakage Tool Kit**Hromee**$19.80**4.5★1,281 rev](https://www.amazon.com/dp/B08P4P97H2) [2![NYXOVA Vacuum and Fuel Pump Tester Gauge Kit Gauge Leak Carburetor Pressure Diagnostics Tool Kit Leak Carburetor Pressure Diagnostics (Blue)](https://m.media-amazon.com/images/I/41rg03LKhxL.jpg)**NYXOVA Vacuum and Fuel Pump Tester Gauge Kit Gauge Leak Carburetor Pressure Diagnostics Tool Kit Leak Carburetor Pressure Diagnostics (Blue)**NYXOVA**$15.23**4.6★197 rev](https://www.amazon.com/dp/B0CHJDTMWC) [3![SENCTRL 30 inHg Vacuum Silicone Oil Liquid Filled Low Pressure Gauge 2.5 Dial Size 1/4 NPT Lower Mount Stainless Steel Case for Air Conditioning Manifolds HVAC Air Pump Vacuum Test](https://m.media-amazon.com/images/I/41xzFgPQ0-L.jpg)**SENCTRL 30 inHg Vacuum Silicone Oil Liquid Filled Low Pressure Gauge 2.5 Dial Size 1/4 NPT Lower Mount Stainless Steel Case for Air Conditioning Manifolds HVAC Air Pump Vacuum Test**senctrl**$9.90**4.5★175 rev](https://www.amazon.com/dp/B0BCYMT1RT) [4![8MILELAKE Fuel Pump and Vacuum Tester Gauge Leak Carburetor Pressure Diagnostics](https://m.media-amazon.com/images/I/51wGR2+ZzPL.jpg)**8MILELAKE Fuel Pump and Vacuum Tester Gauge Leak Carburetor Pressure Diagnostics**8MILELAKE**$18.81**4.5★1,169 rev](https://www.amazon.com/dp/B01GHD0NAK) [5![NYXOVA Vacuum and Fuel Pump Tester Gauge Kit Gauge Leak Carburetor Pressure Diagnostics Tool Kit Leak Carburetor Pressure Diagnostics (Red)](https://m.media-amazon.com/images/I/410NAnOUrOL.jpg)**NYXOVA Vacuum and Fuel Pump Tester Gauge Kit Gauge Leak Carburetor Pressure Diagnostics Tool Kit Leak Carburetor Pressure Diagnostics (Red)**NYXOVA**$15.14**4.6★197 rev](https://www.amazon.com/dp/B0CHJGCR85)

**~~View all top sellers →~~**

### **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](https://m.media-amazon.com/images/I/41mIPv0ahFL.jpg)**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**$28.49**11 rev5mo ago](https://www.amazon.com/dp/B0GH13YPLZ) [![PESIKO 6Pcs Vacuum Pressure Gauge Kit Leak Carburetor Pressure Diagnostics Kit Fuel Pump Gauge Tester for Carburetors & Vacuum Systems](https://m.media-amazon.com/images/I/41sTBlJ-vgL.jpg)**PESIKO 6Pcs Vacuum Pressure Gauge Kit Leak Carburetor Pressure Diagnostics Kit Fuel Pump Gauge Tester for Carburetors & Vacuum Systems**PESIKO**$31.97**22 rev10mo ago](https://www.amazon.com/dp/B0FMXQYFBG) [![SENCTRL 30 inHg to 30 Psi Vacuum Glycerin Liquid Filled Low Pressure Gauge 2.5 Dial Size 1/4 NPT Lower Mount Stainless Steel Case for Air Conditioning Manifolds HVAC Air Pump Vacuum Test](https://m.media-amazon.com/images/I/41lkwC4GXBL.jpg)**SENCTRL 30 inHg to 30 Psi Vacuum Glycerin Liquid Filled Low Pressure Gauge 2.5 Dial Size 1/4 NPT Lower Mount Stainless Steel Case for Air Conditioning Manifolds HVAC Air Pump Vacuum Test**senctrl**$9.96**35 rev1y ago](https://www.amazon.com/dp/B0DS2F63X4) [![VECKYJL Vacuum Gauge Automotive Tester Kit Carburetor Fuel Pressure Tester Diagnostics Tool Kit](https://m.media-amazon.com/images/I/41ZlDr+gNGL.jpg)**VECKYJL Vacuum Gauge Automotive Tester Kit Carburetor Fuel Pressure Tester Diagnostics Tool Kit**VECKYJL**$20.14**47 rev1y ago](https://www.amazon.com/dp/B0DRCBCRN7) [![BPSSDI 30inHg Vacuum Pressure Gauge Water Pressure Gauge 2.5 Dial Size 1/4 NPT Lower Mount 304 Stainless Steel Case for Pneumatic Air Compressor RV Regulator Valve Test(with Tape)](https://m.media-amazon.com/images/I/41TWHirYLXL.jpg)**BPSSDI 30inHg Vacuum Pressure Gauge Water Pressure Gauge 2.5 Dial Size 1/4 NPT Lower Mount 304 Stainless Steel Case for Pneumatic Air Compressor RV Regulator Valve Test(with Tape)**BPSSDI**$6.76**18 rev1y ago](https://www.amazon.com/dp/B0DB1432HN)

**~~View all new products →~~**

### **Trending**

90-day click momentum

[![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](https://m.media-amazon.com/images/I/41mIPv0ahFL.jpg)**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**$28.49**4.6★**▲ 104%**](https://www.amazon.com/dp/B0GH13YPLZ) [![Acymner Vacuum and Fuel Pump Tester Gauge Kit | Gauge Leak Carburetor Pressure Diagnostics Tool Kit (Red)](https://m.media-amazon.com/images/I/41a4AeTkYLL.jpg)**Acymner Vacuum and Fuel Pump Tester Gauge Kit | Gauge Leak Carburetor Pressure Diagnostics Tool Kit (Red)**Acymner**$15.53**4.7★**▲ 99%**](https://www.amazon.com/dp/B0D89BMX8T) [![ATPEAM Vacuum and Fuel Pump Tester Gauge Kit Fuel Pump Pressure Carburetor Intake Manifold Vacuum Test](https://m.media-amazon.com/images/I/51WqExSSsBL.jpg)**ATPEAM Vacuum and Fuel Pump Tester Gauge Kit Fuel Pump Pressure Carburetor Intake Manifold Vacuum Test**ATPEAM**$15.36**4.5★**▲ 82%**](https://www.amazon.com/dp/B097GSJS9M) [![NYXOVA Vacuum and Fuel Pump Tester Gauge Kit Gauge Leak Carburetor Pressure Diagnostics Tool Kit Leak Carburetor Pressure Diagnostics (Blue)](https://m.media-amazon.com/images/I/41rg03LKhxL.jpg)**NYXOVA Vacuum and Fuel Pump Tester Gauge Kit Gauge Leak Carburetor Pressure Diagnostics Tool Kit Leak Carburetor Pressure Diagnostics (Blue)**NYXOVA**$15.23**4.6★**▲ 53%**](https://www.amazon.com/dp/B0CHJDTMWC) [![8MILELAKE Fuel Pump and Vacuum Tester Gauge Leak Carburetor Pressure Diagnostics](https://m.media-amazon.com/images/I/51wGR2+ZzPL.jpg)**8MILELAKE Fuel Pump and Vacuum Tester Gauge Leak Carburetor Pressure Diagnostics**8MILELAKE**$18.81**4.5★**▲ 21%**](https://www.amazon.com/dp/B01GHD0NAK)

**~~View all trending →~~**

## **Demand & seasonality**

Weekly Amazon search volume, last 104 weeks — +21.0% search growth over the last 90 days.

6K4KSpike '24Spike '25Spike '26 seasonSepDecMarJunAugNovMarMay

Peak months: Apr, May, Jun · busiest ÷ quietest = 2.3×

## **Reviews**

What buyers praise and complain about, mined from review topics.

### **What buyers love **

**Quality-Overall**21%

*“Very well made”*

**Value For Money**15%

*“Good value”*

**Advertised Vs Actual Product**14%

*“Works as it should”*

**Efficiency**11%

*“that gauge works fine”*

**Ease Of Use**10%

*“Easy to use”*

**Measurement/Reading Accuracy**8%

*“This is a good accurate gauge if used properly”*

**Strength**2%

*“It feels solid”*

**Pressure**2%

*“Good vacuum gauge”*

**Weight Heavy**1%

*“weight are just right”*

**Adjustability/Rotatability/Reclining**1%

*“Works great to adjust carburetor”*

### **What buyers complain about **

**Measurement/Reading Accuracy**25%

*“Guage received and wasn't calibrated to Zero”*

**Quality-Overall**13%

*“Poor Quality”*

**Durability**10%

*“Busted first use”*

**Leak-Proof**8%

*“Quick leak or vacuum loss tool”*

**Value For Money**8%

*“Total waste of money”*

**Maintenance And Repair**4%

*“I couldn't use it for the repair job I bought it for”*

**Suction**2%

*“Don't last very long on a vacuum system”*

**Ease Of Cleaning**2%

*“Needs to be cleaned often or it will give you bad readings”*

**Assembly/Installation**2%

*“Install one didn't work at all”*

**Connectivity-Overall**1%

*“This CPS vacuum gauge is not wireless”*

### **Top return reasons **

**Measurement/Reading Accuracy**25%

**Size-Overall**13%

**Functionality-Overall**12%

**Product Condition**8%

**Value For Money**6%

**Defective Material/Parts**5%

**Compatibility-Overall**5%

**Pressure**4%

**Leak-Proof**3%

**Advertised Vs Actual Product**3%