Here are some OBD USB Cable Reviews. These products are the best seller at They work with Windows PC only.

ScanTool 423001 ElmScan 5 Compact OBD II Scan Tool and OBDwiz Diagnostic Software

ElmScan 5 Compact OBD II scan tool is an entry level of OBD USB interface. The performance of the interface is an average, the same level as budget type of both Bluetooth and USB interfaces. It comes with OBDwiz, Windows PC software and 90-day money back guarantee and 3-year repair or replace warranty. In spite of its name, the connector is big, and the design is out of date. But, considering free PC software, a warranty, and a discount at, it is worth its price.

ScanTool 425801 OBDLink SX OBD II USB Interface Scan Tool and OBDwiz Diagnostic Software

OBDLink SX USB Interface Scan Tool is the successor of ElmScan 5 Compact, upgraded by its speed and design. The case of the connector got smaller and use translucent red plastic for the case and cable. That makes it more stylish. It has the same core functionality as the original OBDLink interfaces. The product also comes with Windows PC software, OBDwiz. Unlike Android applications, every PC software is expensive, and their free demo version has very limited features. Frankly speaking, free version of PC software is useless. Considering these facts, OBDLink SX is the best value USB Interface that is currently available on the market.

Crescent USB OBD2/EOBD Multi-Protocol Car Diagnostic Tool Auto Scanner

Crescent USB Car Diagnostic Tool Auto Scanner has just a basic functionality. Its design is the same as ElmScan 5 Compact, a old and out of date look. GNET DigitalDash 5, The software that comes with the interface is also basic. As long as you read and clear DTCs, it works fine. A lot of 3rd party interfaces are a hit or miss gamble. Since it costs almost the same price the ElmScan 5 Compact, you might as well buy ElmScan 5 Compact from reputable company with warranty. Click here to compare the products.

Please note that these USB interfaces work with Windows PC only. If you want to use Mac or iPad, you need WiFi Interface. Looking for Bluetooth Interface? Click here.

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