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OBDScar OS601 Vs. INNOVA 6100P Vs. FOXWELL NT301: Review

Choosing between OBDScar OS601 vs. INNOVA 6100P vs. FOXWELL NT301 which one is the best?

An OBDII adapter is a convenient, small device that can provide you with complete on-board diagnosis, along with universal trouble codes. This is the industry-standard method for monitoring and checking car performance. 

When comparing OBDScar OS601 vs. INNOVA 6100P vs. FOXWELL NT301, the real question is how much money each of these devices can save you on car repairs.

Editor’s Top 3 Picks Of OBDII Adapter Comparison Chart

Editor's PickPerfect for ProfessionalsBest affordable
OBDScar OS601
OBDScar OS601
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INNOVA 6100P
INNOVA 6100P
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FOXWELL NT301
FOXWELL NT301
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Customer Rating
4.44.4 / 5
4.34.3 / 5
4.54.5 / 5
PriceOBDScar OS601 priceINNOVA 6100P priceFOXWELL NT301 price
Product Dimensions4.9 x 3 x 1 inches
10.3 x 7.9 x 2.9 inches
8.7 x 3.1 x 6.7 inches
Item Weight11.2 ounces
1.32 pounds
1.1 pounds
Full OBDII Modes (Read & Clear Codes, I/M Readiness, Freeze Frame, etc.)
All-System Diagnosis (Transmission, SRS, ABS, Electrical, etc.)
--
Reset Functions (Oil, TPMS, etc.)
--
ABS Bleed
----
Battery Maintenance (BMS)
----
ECU Coding
--
Service Light Reset
----
Freeze Frame
Vehicle Compatibility (Full Features)
All OBD II/EOBD/CAN compatible vehicles
North American made vehicles from 1996 to 2016.
All worldwide vehicles that have a standard OBD system. Even some 1994-1995 cars that use the OBD1
ProsEasy installation with the OBD port.

Supports multiple languages.

I/M readiness test.

Fast and accurate, reads and erases the error codes quickly
Quick DTC display and erases code after maintenance.

ABS and SRS are available.

Battery monitoring is available.
Over 40 live graphic data and graphs can be seen.

Hotkeys will let you easily clear out error codes.

Compatible with all OBDII compliant vehicles.
ConsP1121 code description might throw some errorsCan only test 4 cars.

Cannot reset and add new cars.
May not support early Windows versions.

Key Things In Common Between OBDScar OS601 Vs. INNOVA 6100P Vs. FOXWELL NT301

These OBDII scan tools are automotive engine fault code readers. They are cheap diagnostic tools that can save you hundreds of dollars in car repair costs by reading various diagnostic issues. The interface is easy to understand, and the fault codes are auto cleared. These diagnostic tools will save you the hassle of getting manual check-ups.

Key Differences Of OBDScar OS601 Vs. INNOVA 6100P Vs. FOXWELL NT301

Let’s break down each of the features of these diagnostic tools.

Design And Specifications

OBDScar OS601
OBDScar OS601 OBD2 Scanner
4.44.4 / 5
OBDScar OS601 OBD2 Scanner is a cost-effective solution to check why your engine light is on. .

OBDScar OS601 OBD2 Scanner is a cost-effective solution to check why your engine light is on. The tool comes with a screen of 2.4 inches that displays all sensor details live when the device is plugged into the OBDII outlet. If the DTC has been repaired, the error code will be auto cleared.

INNOVA 6100P
INNOVA 6100P OBD2 Scanner ABS SRS Check Engine Light Code Reader Car Scan Tool
4.34.3 / 5
The INNOVA 6100P is more advanced than the average OBDII scanners.

The INNOVA 6100P is more advanced than the average OBDII scanners. It can read and erase ABS, and SRS codes. It can check the performance of the battery and run alternator tests. It is handy and comes in a branded carrying case. It also has onboard power, so even if your device is not plugged in, you can turn it on.

FOXWELL NT301
FOXWELL NT301 OBD2 Scanner Professional Mechanic
4.44.4 / 5
FOXWELL NT301 is not an average code reader.

FOXWELL NT301 is not an average code reader. It can detect any misfires in the cylinders or engine down to the exact fault, so you will never worry about what is causing the problem. It’s a handheld device with a 2.8-inch screen with an easy navigation menu. 

Overall Features And Functions

All three of these handheld diagnostic tools will let you do basic tests. They are compatible with all OBDII compatible cars. They also come equipped with a library of trouble codes. When the error is cleared through repair, the error code gets cleared from the interface.

The difference is in the range of codes and error detection these devices support. All of them detect ECU information which results in some of the most expensive repairs if not detected in time. Freeze frame data can be viewed for any DTC codes. The DTC codes will stay illuminated until it detects a repair that has been done which fixed the issue causing it.

Extra Features/Functions

The OBDScar OS601 includes some excellent features such as smog check
The special features of the OBDScar OS601 include smog check

The special features of the OBDScar include smog check, so you can always stay ahead of paying emission fines. The O2 sensor test will help keep off engine issues. Along with that, the evap system test, and onboard monitor test will allow you to understand the codes of overall diagnostics of the car.

INNOVA 6100P has the special oil reset feature which will guide you through step by step procedures, saving you a needless visit to the mechanic. You can test the effect of the repair immediately by running a diagnostics scan. The code will be cleared.

FOXWELL displays the diagnostic codes and makes it easier to understand the issue with help. If you are unable to read any of the codes, press the ‘?’ button beside the code. This will open up the full definition of the issue. O2 sensor works well, and the live sensor data has a playback option.

Supported Protocols

Not only does the OBDScar support all OBDII protocols, but it also supports ISO9141, KWP2000, J1850 PWM, J1850 VPW and CAN which is a level of variety you can’t see in most other diagnostic tools.

FOXWELL and INNOVA cover all OBDII protocols as well.

Supported Vehicles Makes

OBDScar supports all OBD II/EOBD/CAN compatible vehicles.

INNOVA supports North American made vehicles from 1996 to 2016.      

Whereas the clear winner in this category is the FOXWELL, which supports all worldwide vehicles that have a standard OBD system. Even some 1994-1995 cars that use the OBD1. Except they have to be connected with an adapter.

Software And Updates

OS601 upgrades are available with the seller for free at any time.

You can update the INNOVA by yourself, and contact the customer care if you run into any issue you cannot fix. 

The FOXWELL updates are available on the official website. But it is only applicable for Windows systems.

Pros And Cons

OBDScar OS601 

Pros

  • Easy installation with the OBD port.
  • Supports multiple languages.
  • I/M readiness test.
  • Fast and accurate, reads and erases the error codes quickly

Cons

  • P1121 code description might throw some errors

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INNOVA 6100P

Pros

  • Quick DTC display and erases code after maintenance.
  • ABS and SRS are available.
  • Battery monitoring is available.

Cons

  • Can only test 4 cars. Cannot reset and add new cars.

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FOXWELL NT301

Pros

  • Over 40 live graphic data and graphs can be seen.
  • Hotkeys will let you easily clear out error codes.
  • Compatible with all OBDII compliant vehicles.

Cons

  • May not support early Windows versions.

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So Which One Should You Go For?

OBDScar OS601 is good for overall diagnostics. INNOVA has more comprehensive features. If you have an older model or OBDII supportive car, then FOXWELL could be the better option. 

Overall, these are cheap and effective diagnostic tools that can check most car issues. They also have easy manual instructions for normal fixes. Check the compatibility with your car before buying it.

FAQs 

Q: Can I update OBDScar OS601, INNOVA 6100P, FOXWELL NT301 for free?

The update is available for free for all three diagnostic tools. You can either contact the seller or download the software from the official website. 

Q: Can the INNOVA 6100P support Toyota models after 2015?

There is no SRS/ABS detection available for the newer Toyota models. The BD2 Scan Tool is outdated in this regard. 

Q: What cars does the FOXWELL not support?

As reported by users, the scanning tool may not be compatible with the following cars: 2005 Mazda 6, 1997 Ford F-150, 2005 Ford Taurus. Check with the seller for complete details if you are worried that it might be incompatible with your car.

Q: Can the INNOVA reset the oil service light?

The light will guide you through the steps to fix the issue related to oil. It does not fix this issue automatically. It will tell you everything required to perform the repair. When you run the diagnostics after fixing the issue. The code should be cleared if the repair worked correctly.

Q: Can I use diagnostic tools while driving?

You can use the tools while driving. But use with caution and have the passenger seat driver check the diagnostics. The FOXWELL does not support cylinder tracking on live mode. It also has a shorter cord. So, exercise caution while driving to not get distracted.

Q: Why can’t I use a wireless Bluetooth device for detecting the issues?

The functionality of the wireless code readers could not support all the issues. The plugin OBDII code diagnostic readers have a much larger range of codes available for performing diagnostics.

Read more: Foxwell NT510 vs. NT520 Pro: Honest Review and Comparison

Tim MillerFounderOBD Advisor

I’m Tim Miller from Denver, Colorado. I’m the founder of obdadvisor.com, an automotive blog about "Auto Diagnostic Tools and Repair Guides". My fan page is facebook.com/autozikcom. I've been working as an automotive mechanic and blogger for over 10 years writing articles to share my experiences and expertise.

Web: https://www.obdadvisor.comEmail: [email protected]
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