Topdon Technology released a new ONE series professional diagnostic scanners in 2026 including Topdon ONE, ONE Lite, ONE Plus and ONE Pro. What is the difference among these scanners? Check the comparison below:
Topdon ONE Lite vs ONE vs ONE Plus vs ONE Pro:
| ITEM | Topdon ONE Lite | Topdon ONE | Topdon ONE Plus | Topdon ONE Pro |
|---|---|---|---|---|
| Image |  |
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| CPU | 8-Core 2.0GHz (MT8786) | 8-Core 2.0GHz (MT8786) | 8-Core 2.0GHz (MT8786) | 8-Core 2.2GHz (RK3576) |
| RAM | 4G | 4G | 4G | 8G |
| ROM | 128G | 128G | 128G | 256G |
| Battery | 10000mAh/3.8v | 10000mAh/3.8v | 10000mAh/3.8v | 15000mAh/3.8v |
| Operating system | Android 12.0 | Android 12.0 | Android 12.0 | Android 16.0 |
| Screen size | 10.1 inches | 10.1 inches | 10.1 inches | 12 inches |
| Touchscreen | Yes | Yes | Yes | Yes |
| Screen resolution | 1280×800 | 1280×800 | 1280×800 | 1600×1200 |
| WiFi | 2.4 & 5Ghz | 2.4 & 5Ghz | 2.4 & 5Ghz | 2.4 & 5Ghz |
| Camera | Rear 16MP | Rear 16MP | Rear 16MP | Rear 16MP, Front 16MP |
| Communication | Bluetooth/ WiFi | Bluetooth/ WiFi | Bluetooth/ WiFi | Bluetooth/ WiFi |
| Charging dock | x | x | x | Yes |
| VCI | ONE VCI | ONE VCI | ONE VCI | ONE VCI Pro |
| AutoVIN/SCAN VIN | √ | √ | √ | √ |
| Vehicle/Make Coverage | 120+ | 120+ | 120+ | 120+ |
| System Coverage | All Systems | All Systems | All Systems | All Systems |
| System Diagnostics | √ | √ | √ | √ |
| Read DTCs | √ | √ | √ | √ |
| Freeze Frame Data | √ | √ | √ | √ |
| Clear DTCs | √ | √ | √ | √ |
| Data Stream | √ | √ | √ | √ |
| Bi-Directional Control/Active Test | √ | √ | √ | √ |
| Special Function (inside the control unit) | √ | √ | √ | √ |
| Hot Functions | 52 | 52 | 52 | 52 |
| Multichannel Scanning | √ (Under Development) | √ (Under Development) | √ (Under Development) | √ (Under Development) |
| Live Data Fusion | √ (Under Development) | √ (Under Development) | √ (Under Development) | √ (Under Development) |
| Graphical Diagnostics | × | × | × | √ |
| Diagnostic Topology Display | √ | √ | √ | √ |
| DTC Repair Data | TopFix (AI) | TopFix (AI) | TopFix (AI) | TopFix (AI) |
| Guided Function | √ | √ | √ | √ |
| Coding | ||||
| Benz(SCN) | √ | √ | √ | √ |
| BMW/Mini | √ | √ | √ | √ |
| VW/Audi/Skoda/Seat | √ | √ | √ | √ |
| Porsche | × | × | √ | √ |
| Nissan | × | × | √ | √ |
| PSA | × | × | √ | √ |
| JLR | × | × | √ | √ |
| FORD | × | × | √ | √ |
| Volvo | × | × | √ | √ |
| Toyota | × | × | √ | √ |
| Flash Hidden | ||||
| Benz | × | √ | √ | √ |
| BMW | × | √ | √ | √ |
| VW/Audi/Skoda/Seat | × | √ | √ | √ |
| Porsche | × | × | √ | √ |
| JLR | × | × | √ | √ |
| PSA | × | × | √ | √ |
| Nissan | × | × | √ | √ |
| Toyota | × | × | √ | √ |
| FORD | × | × | √ | √ |
| Volvo | × | × | √ | √ |
| Programming | ||||
| BMW | × | x | √ (4 System) | √ (Full System) |
| Benz | × | x | √ (4 System) | √ (Full System) |
| VW/Audi/Skoda/SEAT | × | x | √ (4 System) | √ (Full System) |
| Nissan/Infiniti | × | × | × | × |
| Hyundai/Kia | × | × | × | × |
| Honda/Acura | × | × | × | × |
| Land Rover/Jaguar | × | × | × | × |
| Renault | × | × | × | × |
| Subaru | × | × | × | × |
| PMI Ford | √ (Under Development) | √ (Under Development) | √ (Under Development) | √ (Under Development) |
| PMI Mazda | √ (Under Development) | √ (Under Development) | √ (Under Development) | √ (Under Development) |
| PMI Opel | × | × | × | × |
| PMI Vauxhall | × | × | × | × |
| Advanced Protocol | ||||
| CAN-FD | √ | √ | √ | √ |
| DoIP | √ | √ | √ | √ |
| J2534 | √ | √ | √ | √ |
| Gateway Access | ||||
| Renault | √ | √ | √ | √ |
| FCA | √ (Europe/USA) | √ (Europe/USA) | √ (Europe/USA) | √ (Europe/USA) |
| Nissan | √ (Europe/USA) | √ (Europe/USA) | √ (Europe/USA) | √ (Europe/USA) |
| Infiniti | √ (Europe/USA) | √ (Europe/USA) | √ (Europe/USA) | √ (Europe/USA) |
| VW | √ | √ | √ | √ |
| DVI | × | × | × | √ |
| Split Screen | × | × | × | √ |
| AI Voice Assistant | × | × | × | √ |
| IMMO (KEY Coding) | × | × | √ | √ |
| Battery Test | √ (Optional) | √ (Optional) | √ (Standard with BTMobile ProS) | √ (Standard with BTMobile ProS) |
| TopScan Master | × | × | √ (Software renewal follows ONE Plus) | × |
| Oscillograph | × | × | × | √ |
| Endoscope | √ (Optional) | √ (Optional) | √ (Optional) | √ (Optional) |
| QuickSupport | √ | √ | √ | √ |
| B/C Remote Diagnostic | √ (C) (Under Development) | √ (C) (Under Development) | √ (C) (Under Development) | √ (C) (Under Development) |
| Update | 1 Year free update | 1 Year free update | 1 Year free update | 1 Year free update |
In sum:
Topdon ONE/ONE Lite and ONE Plus share the same hardware configuration. The ONE Pro has newer system, newer processor, larger battery and bigger storage.
The ONE Lite supports coding only for major brands (Benz, BMW, VAG). The ONE adds support for Flash Hidden functions. The ONE Plus and ONE Pro expand coding coverage to include Porsche, Nissan, PSA, JLR, Ford, Volvo, and Toyota.
Programming (ECU Flashing): The Lite and ONE offer no programming. The ONE Plus supports limited programming (4 systems for BMW, Benz, VAG). The ONE Pro offer full-system programming for more brands.
Advanced & Specialized Tools: The ONE Pro uniquely includes Graphical Diagnostics, DVI, Split Screen, an AI Voice Assistant, and an Oscilloscope. It also uses the upgraded ONE VCI Pro communication interface.
All Topdon ONE series scanners share the same core strengths: 120+ vehicle makes coverage, all-system diagnostics, 52 hot functions, CAN-FD/DoIP/J2534 protocols, and support for gateway access (FCA, VAG, Renault, Nissan). All include 1 year of free updates.
