Choosing the right diagnostic tool can be challenging with so many options available. In this detailed comparison, we compare Autel MaxiDiag MD906 Pro, Autel MD808 Pro, and Autel MX808S to help you determine which best meets your automotive needs.
We analyze these top diagnostic scanners based on essential aspects:
- Hardware specifications
- Software functionality
- Add-on capabilities
- SGW Unlock
- Subscription fee
This clear, side-by-side comparison provides the insights you need to make an informed decision and select the ideal diagnostic tool for your workshop, garage, or personal use.
Comparison table 1: Hardware Specifications
| Item | MD906 PRO | MD808 PRO | MX808S |
| Image |  |
 |
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| RAM/ROM | 2G/64G | / | 4G/64G |
| Battery capacity | 5000 mAh | No Battery | 5000 mAh |
| Android | Android 9.0 | Embed | Android 11 |
| Display | 5.5inch | 4 inch | 7inch |
| Resolution | 540*960 | 800 x 480 | 1024*600 |
| WIFI | 2.4 & 5 GHz | / | 2.4 & 5 GHz |
| Bluetooth | √ | / | / |
| USB | USB 2.0 (1 Type- C) | Mini USB 2.0 | Micro-USB OTG |
| HDMI | Not Support | Not Support | Not Support |
| Screen cast | Not Support | Not Support | Not Support |
| SD Card | SD Card (Support to 64GB) | SD Card (Support to 16GB) | SD Card (Support to 64GB) |
| Headphone jack | / | / | / |
| Microphone jack | / | / | / |
| Speaker jack | / | / | / |
| GPS | / | / | / |
| Light Sensitivity | √ | / | / |
| Button | 1 Lock/power button | 1 Lock/power button | |
| Camera | / | / | / |
| Lower computer | V150 lite | / | / |
| Connection method between upper and lower computers | BT | Wired connection | Wired connection |
| Other Hardware | Buzzer | / | / |
| Size | 89.0mm x 183.0mm x 22.0mm (3.5″) x (7.2″) x (0.87″) | 92mm x 202mm x 35mm (3.62″) x (8.35″) x (1.4″) | 237.8mm x 148.6 mm x 35.5 mm (9.4″) x (5.9″) x (1.4″) |
Comparison table 2: Software Functionality
| Item | MD906PRO | MD808PRO | MX808S | ||
| Software (Main functions) | Read/clear code | √ | √ | √ | |
| Data stream | √ | √ | √ | ||
| Freeze frame | √ | √ | √ | ||
| ECU Info. | √ | √ | √ | ||
| Service | Total | 11 | 6 | 40+ | |
| Oil Reset | √ | √ | √ | ||
| BLEEDING-ABS | √ | / | √ | ||
| INJECTOR | √ | / | √ | ||
| SAS | √ | √ | √ | ||
| THROTTLE | √ | √ | √ | ||
| EPB | √ | √ | √ | ||
| BMS | √ | √ | √ | ||
| TPMS | √ | / | √ | ||
| DPF | √ | √ | √ | ||
| AFS Headlamp | √ | / | √ | ||
| Air/Fuel Ratio | √ | / | √ | ||
| Special function | × | × | √ | ||
| Action test | × | × | √ | ||
| Advanced functions | ECU online programming | × | × | × | |
| ECU online coding | × | × | × | ||
| Hidden refresh | × | × | × | ||
| Guide function | × | × | × | ||
| Topology map | × | × | × | ||
Comparison table 3: Add-on Functions+ SGW+ Subscription
| Product | MD906 PRO | MD808 PRO | MX808S | |
| Extended functions | Battery test (work with BT506） | × | × | × |
| J2534 & RP1210 | × | × | × | |
| DoIP | × | × | × | |
|
FD |
√ | × | × | |
| Pre & Post S
|
× | × | × | |
| Auto VIN | √ | × | √ | |
| Cloud reporting | √ | × | √ | |
| WIFI print | √ | × | × | |
| SGW | FCA SGW unlock | √(unlock method is different for different regions) | × | √(unlock method is different for different regions) |
| Renault SGW unlock | √ | × | √ | |
| Nissan SGW unlock | √(only for Japan, some European countries and North America) | × | √(only for Japan, some European countries and North America) | |
| VAG SFD SGW unlock | √ | × | √ | |
| Benz Autoauth SGW unlock | √(only for USA) | × | √(only for USA) | |
| Other | Subscription fee | Free | Free | $125/year |
In conclusion
1. Hardware Comparison
Autel MD906 Pro delivers key upgrades over the MD808Pro and MX808S:
- Touchscreen operation – easier than button controls
- Clearer display – 200 PPI for sharper visuals
- Bluetooth wireless – cable-free diagnostics
- Built-in buzzer – audible alerts during s
2. Software Comparison
VS MD808 Pro:
- Supports newer vehicles (post-2018)
- On-device updates without a computer
VS MX808S:
- Free lifetime updates – no subscription
- No Active Test or Special Functions
- 11 service functions (vs 40+ on MX808S)
Note: MX808S requires a paid yearly update plan
3. Advanced Features
- CAN FD compatible – works with next-gen vehicles
- Wi-Fi printing – print reports wirelessly
Which Scanner Is Best For You?
MaxiDiag MD906 Pro – Simple & Wireless
Perfect for:
- Basic services: oil reset, brake service, steering calibration
- Users wanting an easy, wireless, budget-friendly tool
- Home mechanics, car washes, fleets, and detail shops
MaxiCheck MX808S – Full-Featured
Ideal for:
- Small garages needing advanced functions
- Users requiring Active Test and Special Functions
- Those who need 40+ service features and don’t mind a subscription