When it comes to advanced automotive locksmith and diagnostic solutions, two names often come up: OBDSTAR X300 Classic G3 and Xhorse VVDI Key Tool Plus Pad. At first glance, they look quite similar — both are Android-based tablets designed for professional locksmiths and technicians — but they differ in coverage, functions, and overall value. Let’s break down the key differences.
Comparison table:
| Item | OBDSTAR X300 Classic G3 | Xhorse Key Tool Plus |
| Image |  |
 |
| Primary Function | Key programming tool with optional paid activations for additional functions. | All-in-one locksmith tool with key programming function. |
| Vehicle Coverage | Cars, E-cars, motorcycles, marine crafts (e.g., jet skis). | Universal, VW, Audi, BMW, Mercedes-Benz, some motorcycles, and basic diagnostics. |
| IMMO Programming | Comprehensive IMMO for cars, E-cars, motorcycles, and marine vehicles; | Strong support for European cars (VW, Audi, BMW, Mercedes-Benz, Porsche, Bentley, Renault etc.). |
| Motorcycle Support | Extensive motorcycle support (e.g., Harley-Davidson, Ducati, Yamaha, Honda, BMW). | Limited motorcycle support; focuses on specific models. |
| Marine Vehicle Support | Supports marine crafts like jet skis. | Not supported. |
| Key Programming | IMMO keys, remote test, read/write transponder, make dealer/start keys, renew key | Transponder cloning/generation, remote generation, smart key programming, chip detection. |
| Additional Functions | Optional paid activations for mileage correction, airbag reset, ECU cloning, test platform. | remote renew, frequency detection, key cutting machine control, cloud diagnostics. |
| Hardware | RK3568 Hexa-Core, 4GB RAM + 64GB storage, 8″ high-brightness display, Android-based. | 8-core 2GHz CPU, 4GB RAM + 128GB ROM, 10.1″ HD anti-glare screen, Android 9.0. |
| Connectivity | Built-in CAN FD, DoIP, RFID, Renault converters, Bluetooth 5.0, HDMI, dual-band WiFi. | Bluetooth, WiFi, OBD cable included, USB, HDMI. |
| Adapters Included | P004, MP001 programmer, soldering wires, BENCH-A V3, BENCH-B V2, motorcycle cables. | Benz power adapter, Toyota 8A AKL adapter, various renew adapters, optional DB9 adapter. |
| Special Features | Built-in FCA/Chrysler/Renault gateways, CAN FD/DoIP, extensive chip support with updates. | Supports Xhorse Super Chip, universal remotes, Toyota H smart key AKL without emulator. |
| Updates | 2 years free updates; paid subscriptions for additional features; functions work post-expiry. | Free lifetime updates for main functions; tokens for Mercedes and 48 96-bit cloning. |
| Mercedes-Benz Support | Yes, with extra FBS3 adapter kit, no tokens required. | Strong support for Mercedes-Benz, including FBS3 (with paid tokens). |
| ECU Functions | ECU unlocking, cloning (with paid activation), EEPROM/MCU read/write, IMMO OFF | ECU coding, adaptation, replacing; limited cloning without Multi-Prog. |
| Diagnostic Capabilities | Limited diagnostics (OBDII, manual service lamp reset); focus on IMMO and key programming. | Basic diagnostics, cloud diagnosis mode, supports VW/Audi/BMW/Mercedes-Benz. |
| Price | Approx. $1,500–$3,000 (varies by package); subscriptions for extra features. | Approx. $1,990–$2,399 (varies by package and region). |
| Target Audience | Locksmiths and repair pros needing broad vehicle coverage and ECU jobs, including motorcycles/marine. | Professional locksmiths needing luxury car IMMO capabilities. |
Pros & Cons
VVDI Key Tool Plus Pad:
✔ Best for VAG, BMW, Mercedes-Benz.
✔ Generates 6,000+ remotes and supports key cutters.
✔ Free lifetime updates.
✔ All-in-one tablet with solder-free adapters.
✘ Limited brand/motorcycle coverage.
✘ Token system adds ongoing costs.
OBDSTAR X300 Classic G3:
✔ Supports more brands, including motorcycles and marine vehicles.
✔ Add-ons for ECU cloning, mileage correction, and airbag reset.
✔ Built-in CAN FD/DoIP/RFID support.
✔ Strong performance on older vehicles.
✘ Only 2 years free updates (paid subscription after).
Which One Should You Choose?
- For luxury European brands (VW, Audi, BMW, Mercedes-Benz), the Xhorse VVDI Key Tool Plus Pad is the stronger choice.
- For broader coverage (motorcycles, marine, and mileage/ECU services), the OBDSTAR X300 Classic G3 is the better option.
- For professionals, owning both tools ensures maximum coverage and flexibility.
Skype: xhorsevvdi.com
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