---
title: "Obd1 to Obd2 Adapter — $353K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/automotive/obd1-to-obd2-adapter"
last_updated: "2026-08-10T11:31:02.413Z"
locale: en
meta:
description: "Niche score 42/100 · $353K/yr market · 238K searches/yr · $54.98 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 42/100 · $353K/yr market · 238K searches/yr · $54.98 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Obd1 to Obd2 Adapter — $353K/yr Amazon US Niche (2026) - Flapen"
---
# **obd1 to obd2 adapter**
**Skip it**
Soft demand (-4.2% this quarter) — this niche doesn't clear our bar today.
Market size 53Growth 23Conversion 34Competition 33Returns 34Price range 30Avg price 91Brand share 25Review moat 25Quality gap 91
**Quality gap**
**Great****4.1★**
avg incumbent rating — lower means beatable quality
**Avg price**
**Great****$54.98**
avg listing price — sweet spot $15–$100
**Market size**
**Good****$353K**
$353K/yr · 238K searches
**Conversion**
**Okay****2.7%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Okay****4.3%**
return rate — above 5% kills the launch gate
**Competition**
**Okay****65%**
top-5 click share — leaders hold, buyers still browse
**Price range**
**Okay****$6.13–$289.85**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Brand share**
**Okay****90%**
top-5 brand share — brands hold most of the demand
**Review moat**
**Bad****4,469**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Bad****-4.2%**
90-day search growth — must beat 0% to launch
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500") [** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")
According to Flapen's Amazon United States niche tracking, obd1 to obd2 adapter is a $353K/yr Amazon United States market (238K searches/yr). The top 5 brands hold 90% of demand. Demand peaks in Aug. Verdict: Skip it — 42/100.
Data updated Jul 11, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **obd1 to obd2 adapter market data**
- **Units sold / yr**
- **6K–8K**
- avg 250–500/product
- **Revenue / yr**
- **$330K–$440K**
- units × avg price
- **Conversion rate**
- **2.7%**
- **Avg BSR**
- **#609**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **67%**
- **Out of stock**
- **10.8%**
- **Avg brand age**
- **33 months**
- **Avg seller age**
- **158 days**
## **Competition & brand share**
The top 5 products take 65% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**11 **—flat
**Sellers**
**24**
**Top-5 brand share**
**90%**
Top 20: 100%
**Top-5 click share**
**65%**
Top 20: 100%
**Open market**
**7%**
- Joplay39% - Innova33% - Hirificing10% - JAMHER4% - Autel4% - ANCEL3% - Open — no brand owns it (5 brands, 7%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -4.2% search growth over the last 90 days.
7K5KSpike '24Spike '25 seasonSepDecMarJunAugNovMarMay
Peak months: Aug · busiest ÷ quietest = 1.7×
[**Open Trend **](https://flapen.com/research/us/automotive/obd1-to-obd2-adapter/trend)
## **Top obd1 to obd2 adapter search terms**
- **obd1 scanner**120K/yr-7.8%2.4% conv. - **obd 1 scan tool**12K/yr+105.3%2.8% conv. - **obd 1 scanner**22K/yr-35.9%2.1% conv. - **obd1**12K/yr+3.8%2.3% conv. - **gm obd1 scanner**9K/yr+1.3%3.0% conv. - **obd1 scanner gm chevy**4K/yr+32.6%2.9% conv. - **obd1 code reader**9K/yr-5.2%2.6% conv. - **obd1 scanner gm**7K/yr+20.4%3.3% conv. - **obd1 scan tool**8K/yr-35.2%1.4% conv. - **ob1 scanner**6K/yr-9.7%2.8% conv. [**All search terms **](https://flapen.com/research/us/automotive/obd1-to-obd2-adapter/search-terms)
## **Top obd1 to obd2 adapter products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%5%$18K10%$35K15%$53K20%$71K1101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 18 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**INNOVA 3123 GM OBD1 Code Reader Windows XP**Innova**$20.55**4.4★6,909 rev](https://www.amazon.com/dp/B000EVU8C0) [2**JOPLAY OBD1 Code Reader Compatible with Ford 2 in 1 Digital OBD 1 Scanner with Built-in Reinforced Pins and 9 Feet Cable OBD 1 Scan Tool Compatible with Ford Lincoln Mercury from 1981-1995**Joplay**$65.19**4.6★68 rev](https://www.amazon.com/dp/B0FN7B1HDV) [3**INNOVA 3145 Ford Digital OBD1 Code Reader**Innova**$31.67**4.4★6,909 rev](https://www.amazon.com/dp/B000EW0KHW) [4**JOPLAY OBD1 Scanner and Code Reader ONLY Compatible with GM 1982-1995 Vehicles ECM ABS Diagnostic Scan Tool with Instructions in English Spanish and French**Joplay**$26.72**3.8★55 rev](https://www.amazon.com/dp/B0FJFG2LJD) [5**Hirificing OBD1 Scanner OBD1 to OBD2 GM Adapter OBD 1 Scanner Cable Code Reader OBD1 12 Pins to OBD2 OBD II 16 Pins Socket Scan Diagnostic Extension Tool Cable Connector Replacement for GM Popular**Hirificing**$9.28**3.7★481 rev](https://www.amazon.com/dp/B0D1MHF19J)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**ELFREE OBD1 Scanner Compatible with Ford Lincoln Mercury 1981-1995 LCD Display Code Reader with Definitions Plug and Play OBD1 Scann Tool Reinforced Pins 9FT Cable**ELFREE**$66.05**4 rev3mo ago](https://www.amazon.com/dp/B0GTQ3G7VW) [**wiiyii K1 Car Check Engine Code Reader Auto Code Reader Car Scanner Diagnostic Tool to Real-Live Data Freeze Frame with Colour Screen Multilingual for All OBDII & EOBD Vehicles**wiiyii**$31.13**9 rev6mo ago](https://www.amazon.com/dp/B0G8CZJK2M) [**JOPLAY OBD1 Scanner and Code Reader ONLY Compatible with GM 1982-1995 Vehicles ECM ABS Diagnostic Scan Tool with Instructions in English Spanish and French (Blue)**Joplay**$26.71**55 rev8mo ago](https://www.amazon.com/dp/B0G1H1PK51) [**JOPLAY OBD1 Scanner and Code Reader ONLY Compatible with GM 1982-1995 Vehicles ECM ABS Diagnostic Scan Tool with Instructions in English Spanish and French**Joplay**$26.72**55 rev9mo ago](https://www.amazon.com/dp/B0FJFG2LJD) [**JOPLAY OBD1 Code Reader Compatible with Ford 2 in 1 Digital OBD 1 Scanner with Built-in Reinforced Pins and 9 Feet Cable OBD 1 Scan Tool Compatible with Ford Lincoln Mercury from 1981-1995**Joplay**$65.19**68 rev10mo ago](https://www.amazon.com/dp/B0FN7B1HDV)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**ELFREE OBD1 Scanner Compatible with Ford Lincoln Mercury 1981-1995 LCD Display Code Reader with Definitions Plug and Play OBD1 Scann Tool Reinforced Pins 9FT Cable**ELFREE**$66.05**4.7★**▲ 266%**](https://www.amazon.com/dp/B0GTQ3G7VW) [**wiiyii K1 Car Check Engine Code Reader Auto Code Reader Car Scanner Diagnostic Tool to Real-Live Data Freeze Frame with Colour Screen Multilingual for All OBDII & EOBD Vehicles**wiiyii**$31.13**4.2★**▲ 264%**](https://www.amazon.com/dp/B0G8CZJK2M) [**JOPLAY OBD1 Code Reader Compatible with Ford 2 in 1 Digital OBD 1 Scanner with Built-in Reinforced Pins and 9 Feet Cable OBD 1 Scan Tool Compatible with Ford Lincoln Mercury from 1981-1995**Joplay**$65.19**4.6★**▲ 117%**](https://www.amazon.com/dp/B0FN7B1HDV) [**JOPLAY OBD1 Scanner and Code Reader ONLY Compatible with GM 1982-1995 Vehicles ECM ABS Diagnostic Scan Tool with Instructions in English Spanish and French (Blue)**Joplay**$26.71**3.8★**▲ 25%**](https://www.amazon.com/dp/B0G1H1PK51) [**INNOVA 3123 GM OBD1 Code Reader Windows XP**Innova**$20.55**4.4★**▲ 24%**](https://www.amazon.com/dp/B000EVU8C0)
**~~View all trending →~~**
## **What buyers say about obd1 to obd2 adapter**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Ease Of Use**27%
*“Easy to operate”*
**Value For Money**17%
*“Great Value”*
**Advertised Vs Actual Product**15%
*“As advertised”*
**Quality-Overall**12%
*“is well made”*
**Efficiency**11%
*“It works great”*
**Instructions/User Manual/Troubleshooting**4%
*“Simple an easy to use most basic features”*
**Functionality-Overall**3%
*“it worked amazingly”*
**Connectivity-Overall**2%
*“Its very easy to connect”*
**Measurement/Reading Accuracy**2%
*“provides accurate readings”*
**Size-Overall**1%
*“fit properly”*
### **What buyers complain about **
**Functionality-Overall**28%
*“Limited functionality”*
**Compatibility-Overall**12%
*“Not compatible”*
**Instructions/User Manual/Troubleshooting**9%
*“Good device; Poor manual”*
**Quality-Overall**7%
*“it doesnt have other functionalities of a better quality sensor”*
**Durability**5%
*“breaks easily”*
**Value For Money**4%
*“Not worth the money”*
**Connectivity-Overall**3%
*“couldn't connect it”*
**Sensor**2%
*“camshaft position sensor faults”*
**Defective Material/Parts**2%
*“I wasn't yhe right part for my vehicle”*
**Software/Application**2%
*“Tech support is horrific with AI”*
### **Top return reasons **
**Functionality-Overall**34%
**Compatibility-Overall**28%
**Connectivity-Overall**11%
**Value For Money**7%
**Advertised Vs Actual Product**5%
**Size-Overall**3%
**Defective Material/Parts**2%
**Instructions/User Manual/Troubleshooting**2%
**Ease Of Use**2%
**Quality-Overall**1%
## **Common questions**
- **Is obd1 to obd2 adapter profitable to sell on Amazon United States?**
- The niche generates $353K/yr across 18 tracked products. 2 of 6 products launched in the last 360 days are still selling. 90-day search growth is -4.2%. Flapen's verdict: Skip it (42/100).
- **How competitive is the obd1 to obd2 adapter niche?**
- 11 brands and 24 sellers compete. The top 5 products take 65% of clicks and top 5 brands hold 90% of demand.
- **What do buyers complain about in obd1 to obd2 adapter?**
- Top complaints mined from reviews: Functionality-Overall, Compatibility-Overall, Instructions/User Manual/Troubleshooting. The return rate is 4.3%.
- **When does demand for obd1 to obd2 adapter peak?**
- Demand peaks in Aug; the busiest month runs 1.7× the quietest.
- **What does it cost to enter the obd1 to obd2 adapter niche?**
- Listings span $6.13–$289.85; the average listing price is $54.98 (sweet spot $15–$100). The average incumbent carries 4,469 reviews — the moat a new listing must climb.
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