Topdon ArtiDiag500, ArtiDiag600, and ArtiDiag800 are all useful OBD2 tools in the market. But which one is appropriate for you? It all depends on what you will be doing with them.
These diagnostic tools are from the same manufacturer but have different capabilities. Making the right decision when buying any of these diagnostic tools is crucial. That, however, depends on what you know about them, but you will never go wrong with this head-to-head comparison.
This is a detailed review of Topdon ArtiDiag500, ArtiDiag600, and ArtiDiag800 scanner and diagnostic tools. Read on for more information on these products.
Table of Contents
Topdon ArtiDiag500 vs. 600 vs. 800: Complete Comparison Table
![]() Topdon ArtiDiag500 | ![]() Topdon ArtiDiag600 | ![]() Topdon ArtiDiag800 |
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Customer Rating | ![]() | ![]() | ![]() |
Price | ![]() | ![]() | ![]() |
OBD2 Functions | 10/10* | 10/10 | 10/10 |
System Diagnostics | Engine/Transmission/ABS/SRS | Engine/Transmission/ABS/SRS | Full systems |
Advanced Service Functions | 0 | 5 | 26 |
RAM | 2GB | 2GB | 2GB |
Storage | 16 GB | 16 GB | 16 GB |
Battery Storage | 6100 mAh | 6100 mAh | 6100 mAh |
*Notes: Excellent: 9-10; Good: 7-8; Fair: 5-6; Poor: 3-4; Very poor: 1-2

Topdon ArtiDiag500 vs. 600 vs. 800: The Similarities?
OBD2 functions
TopDon ArtiDiag500, ArtiDiag600, and ArtiDiag800 support all 10 OBD2 functions. You can use any of these scanners to perform the following:
- Request oxygen sensor monitoring results
- Request vehicle information
- Perform I/M readiness tests
- EVAP Test for the fuel tank system
- View live data
- Read and clear DTCs
- Live Data
- I/M Readiness Monitor Status
- View Freeze Frame Data
- On-board Monitor Test
If you are just looking for an OBD2 scanner, TopDon ArtiDiag500 is the most cost-effective option. The remaining two products are more expensive because they have other features that you may not even use.
TopDon ArtiDiag500

Supported Protocols
TopDon ArtiDiag500, ArtiDiag600, and ArtiDiag800 use the same protocol. They are compatible with vehicles that have KWP2000, ISO9141, J1850 VPW, J1850 PWM, and CAN (Controller Area Network). All 10 OBD2 functions they provide are supported on vehicles with OBD2 and EOBD.
Vehicle Coverage
Since Topdon ArtiDiag500, ArtiDiag600, and ArtiDiag800 support the same protocol, you can expect the same vehicle coverage from them. They are compatible with different cars, SUVs, minivans, 12V light-duty trucks vehicles from 1996 to the latest. Whether you have an American, European, or Asian brand, you will find these OBD2 diagnostic tools useful.
However, the vehicle coverage may vary for ArtiDiag800. It does not support all-system diagnosis for all brands, but the most popular ones are covered. Confirm compatibility first before you buy it.
Topdon ArtiDiag500 vs. 600 vs. 800: The Differences?
System Diagnostics
Topdon ArtiDiag500 and ArtiDiag600 can only perform four vital car system diagnostics, including engine, ABS, SRS, and transmission. These may just be enough for home mechanics. But as a professional mechanic, you need a more complete diagnostic tool.
We would recommend TopDon ArtiDiag800. It gives you an in-depth analysis of all accessible systems and electronics of popular vehicle brands worldwide. Topdon ArtiDiag800 can access ABS, SRS, Transmission, Wiper system, Emission system, Body, Powertrain, Chassis, and other systems, as outlined in the comparison table above.
TopDon ArtiDiag800

Advanced Service Functions
Topdon ArtiDiag500 is the simplest of all OBD2 scanners in this category. It can only perform OBD2 tests and basic system diagnostics with no reset service capability. The ArtiDiag600, an upgrade of ArtiDiag500, can only perform 5 hot service functions: Oil reset, SAS reset, EPB reset, TPMS reset, and Throttle Matching.
For a professional mechanic or an auto dealer, you may need an OBD diagnostic tool with more features. The Topdon ArtiDiag800 is the best choice. This tool has 26 reset functions, many times more than the features that ArtiDiag600 offers. They are:
- Maintenance light reset;
- Steering angle reset;
- Injector coding;
- Electronic parking brake reset;
- Throttle matching;
- DPF regeneration;
- Anti-theft matching;
- Tire pressure reset;
- Headlight matching;
- Initialize the adaptive headlamp system;
- Gearbox matching;
- Sunroof initialization;
- Tooth learning;
- AC system relearn/initialization;
- AdBlue reset;
- A/F reset;
- Coolant bleed;
- Language change;
- NOx sensor reset;
- Seats calibration;
- Stop/start reset;
- Transport mode;
- Tire reset;
- Windows calibration.
PROS and CONS
Pros and Cons of Topdon ArtiDiag500
Pros
- All 10 OBD2 functions
- Interactive user interface
- Affordable
- Battery voltage monitor
- Free lifetime software update
Cons
- Limited system diagnostic functions
- No special functions

Pros and Cons of Topdon ArtiDiag600
Pros
- Lifetime free software update
- Easy to use interface
- Wide vehicle coverage
- All 10 OBD2 functions
- Easy to navigate menu
Cons
- Limited special service functions
- No bi-directional control

Pros and Cons of Topdon ArtiDiag800
Pros
- All system diagnosis
- Up to 26 special service functions
- Wide vehicle coverage
- All 10 OBD2 functions
- Multiple language support
Cons
- Relatively expensive
- Only offers one-year updates
- No bi-directional function

Recommendation
From this detailed review of the three products, you can now decide on the one that meets your needs. By making the right choice, you will avoid underutilizing the OBD2 scanner or buying what does not suit you. If you are looking for a simple OBD2 scanner for home mechanics, Topdon ArtiDiag500 is the best option. It is affordable, supports many vehicle models, and performs all OBD2 tests.
TopDon ArtiDiag500

Topdon ArtiDiag600 is also for DIYers and home mechanics who want additional service functions. But if you are looking for an OBD2 diagnostic tool for professional mechanics, buy Topdon ArtiDiag800. It supports all-system diagnosis and has 26 special service functions. However, it is also a mid-range tool with no bi-directional control, ECU coding, and programming capabilities.
Topdon ArtiDiag600

Topdon ArtiDiag800

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