What is the difference between LAUNCH X431 PRO3S+ V2 EV and X431 PRO3S+ EV diagnostic scanner? Which one is better? Check the detailed comparison below.
X431 PRO3S+ V2 EV is an updated EV diagnostic tablet designed for comprehensive vehicle maintenance.
It features full-system diagnostics, high-voltage battery pack analysis, 48 service reset functions, and support for J2534, RP1210, CAN FD, and DoIP protocols.
Powered by Android 15 and paired with SmartLink V4 VCI, it delivers faster processing and stable diagnostic connections.
1.Hardware Configuration Comparison
| Item | X-431 PRO3S+ V2 EV | X-431 PRO3S+ EV |
| Image |  |
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| Operating system | Android 15 | Android 10 |
| Processor | Octa-core (2×2.0GHz+6×1.8GHz) | Quad-core 2.0GHz |
| RAM | 4GB | 4GB |
| ROM | 128GB | 64GB |
| screen | 10.1-inch (sunlight-readable Gorilla Glass screen) | 10.1-inch (sunlight-readable Gorilla Glass screen) |
| Resolution | 1280*800 | 1280*800 |
| Battery | 7.6V/6300mAh (supports 45W fast charging) | 7.6V/6300mAh |
| Wi-Fi | 2.4GHz/5GHz dual-band WiFi, supports WiFi 6 | 2.4GHz/5GHz dual frequency |
| BT | Bluetooth 5.1 dual-mode | Bluetooth 4.1 dual-mode |
| I/O | USB TypeA, USB TypeC | USB TypeA, USB TypeC |
| Camera | Front camera: 5 MP | Rear camera: 8 MP |
| Rear camera: 8 MP | ||
| Buttons | Power and X | Power |
2.VCI Connector Comparison:
| Item | SmartLink C V2 | SmartLink C V4 |
| CPU | Single-core 528MHz | dual-core 1.7G |
| Working Voltage | DC 9V ~ 36V | DC 8V ~ 36V |
| Screen | 3.95 inches, 320*480 | 5 inches, 1280*720 |
| RAM | 256M | 1G |
| Storage | 8G | 8G |
| Communication | Local Diagnosis: WIFI/BT/USB | Local Diagnosis: WIFI/BT/USB |
| SmartLink Remote Diagnosis: Wi‑Fi / Wired | SmartLink Remote Diagnosis: Wi‑Fi / Wired |
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| WIFI | WIFI 5 | WIFI 6 |
| Bluetooth | BT4.2 | BT5.0 |
| I/O | DB15 male, USB-B, RJ45, DC IN | DB15 female, USB-B, RJ45, DC IN |
| Working Tenperature | 0℃ ~ 50℃ | 0℃ ~ 50℃ |
| Size | 200*47*110mm | 187.6*32.8*106mm |
| Weight | 0.55kg | 0.35kg |
3.Main Features Comparison:
| Item | X431 PRO3S+ V2 EV | X431 PRO3S+ EV |
| Full-System Diagnostic | Yes | Yes |
| Auto VIN | Yes | Yes |
| Service Functions | Yes (48) | Yes |
| Guided Function (for VW/Audi) | Yes | Yes |
| Repair Data | Yes | Yes |
| Remote Diagnosis | Yes | Yes |
| J2534 | Yes | Yes |
| D-PDU/ RP1210 | Yes | Yes |
| DoIP | Yes | Yes |
| CAN FD | Yes | Yes |
| Diagnostic Topology Display | Yes | Yes |
| Pin Detection | Yes | Yes |
| Mall | Yes | Yes |
| Motorcycle Software Package | Yes, buy separately in the Mall (require Motorcycle Diagnostic Adapter Kit) | Yes, buy separately in the Mall (require Motorcycle Diagnostic Adapter Kit) |
| Commercial Vehicle Software Package | Yes, buy separately in the Mall (require specific adapters) | Yes, buy separately in the Mall (require specific adapters) |
| Battery Equalizer (Add-on Module) | Yes | No |
| Battery Charger & Discharger (Add-on Module) | Yes | No |
| TPMS (Add-on Module) | Yes | Yes |
| X431 ADAS Calibration | Yes, require to buy separately | Yes, require to buy separately |
| (need ADAS calibration device) | ||
| O2-1 Scopebox (Add-on Module) | No | Yes |
| O2-2 Scopebox Oscilloscope (Add-on Module) | Yes | Yes |
| S2-2 Sensorbox (Add-on Module) | Yes | Yes |
| VSP-600 Videoscope (Add-on Module) | Yes | Yes |
| BST360 Battery Tester (Add-on Module) | Yes | Yes |
| EM 101N Scopebox (Add-on Module) | Yes | Yes |
| Multimeter (EM 101N) (Add-on Module) | Yes | Yes |
| Current Clamp (Add-on Module) | Yes | Yes |
| ES200 Insulation (Add-on Module) | Ye | Yes, |
| X431 IMMO Software Pack (Add-on Module) | Yes | Yes |
| Key Programming (need X-Prog3) (Add-on Module) | Yes | Yes |
| X431 Key Programmer (Add-on Module) | Yes | Yes |
| SGW Function License ($1151)-for European users: 1.Mercedes-Benz gateway license (1 year): for Benz 2020-; 2.FCA & Maserati gateway license (1 year); 3.Renault & Dacia (20 connections); 4.VAG SFD (1 year) |
Yes, purchase in the Mall | Yes, purchase in the Mall |
| SGW Function License ($899)-for North American users: 1.FCA & Maserati gateway license (1 year); 2.Renault & Dacia (20 connections); 3.VAG SFD (1 year) |
Yes, purchase in the Mall | Yes, purchase in the Mall |
| FCA SGW (extra purchase) | Yes, purchase in the Mall | Yes, purchase in the Mall |
| VAG SGW License (extra purchase) | Yes, purchase in the Mall | Yes, purchase in the Mall |
Key Differences
1.Operating System & Performance
- PRO3S+ EV: Runs on Android 10.0 with a quad-core 2.0 GHz processor and 64GB ROM
- PRO3S+ V2 EV: Upgraded to Android 15 with a faster octa-core processor (2 × 2.0GHz + 6 × 1.8GHz) and double the onboard storage at 128GB ROM (both retain 4GB RAM)
2.Connectivity & Wireless
- PRO3S+ EV: Features dual-band Wi-Fi (2.4GHz/5GHz) and Bluetooth 4.1.
- PRO3S+ V2 EV: Upgrades to Bluetooth 5.1 dual-mode and adds support for high-speed Wi-Fi 6.
3.VCI (Vehicle Communication Interface) Hardware
- PRO3S+ EV: Comes standard with the SmartLink C V2 connector for local and remote diagnostics.
- PRO3S+ V2 EV: Uses the newer SmartLink V4 VCI adapter paired with optimized protocols.
4.Hardware Design & Extras
- PRO3S+ EV: Standard 10.1-inch sunlight-readable display and rear 8 MP camera.
- PRO3S+ V2 EV: Keeps the 10.1-inch Gorilla Glass screen but adds a 5 MP front camera alongside the 8 MP rear camera, plus physical shortcut buttons (Power and an “X” button).
Shared Core EV Features
Both units support comprehensive electric vehicle (EV) and internal combustion diagnostics, including:
- Full-system diagnostics and topology mapping.
- EV battery pack analysis (reading single cell voltages, temperatures, SOC, and SOH).
- Advanced protocols like CAN FD and DoIP, plus J2534 pass-through capabilities.
Summary:
- Get Launch X-431 PRO3S+ V2 EV for future-proof hardware speed, double storage, and Wi-Fi 6.
- Choose Launch X-431 PRO3S+ EV if you want the same diagnostic power on a lower hardware budget.