ODO Master X300M+ is a new product released by OBDSTAR, it is specialized for Odometer Adjustment, and has more wide model coverage than X300M, also with Oil Service Reset function, easy to use.
Here goes the difference between them:
1. In hardware
X300M technical specification:
Dimension: 22cm(L)*10cm(W)*3.6cm(H)
CPU: ARM7Power
Supply: DC12V
Operation Power: DC12V
Operation Temperature: -20~60℃
Display Screen:160*160
Operation system: Android 5.1.1
CPU: RK3128 Quad-Core ARM Cortex A7 1.2GHz
Battery: 2600mA, rechargeable polymer lithium battery
Extension memory card: 32G Micro SD (TF) card supported
Memory capacity: 16GB
Storage capacity: 32GB
LCD: 5.0 inch
LCD resolution: 8000*600
Touch screen: Capacitive touch screen
Camera: 5 mega rearview camera
Wi-Fi: supported
Working temperature: -20℃ ~ 55℃（14℉ ~ 131℉ ）
Storage temperature: -20℃ ~ 70℃（-4℉ ~ 158℉ ）
Weight: about 700g
Dimension: 140mm*89*mm*18mm
2. In Vehicle coverage
ODO Master x300m+ has more wide model coverage than X300M
| ODO Master | X300M |
| ALFA ROMEO | ALFA ROMEO |
| AUDI | AUDI |
| BENTLEY | BENTLEY |
| BENZ | BENZ |
| BESTURN | CHRYSLER |
| BMW/Mini | CITROEN |
| CHANGAN | FERRARI |
| CHRYSLER | FIAT |
| CITROEN | FORD/LINCOLN |
| FERRARI | GEELY/MAPLE/ENGLON |
| FLAT | GM |
| FORD/LINCOLN | GREAT WALL |
| GEELY | HYUNDAI |
| GM | INFINITE |
| HYUNDAI | JAGUAR |
| INFINITE | KIA |
| ISUZU | LANDROVER |
| IVECO | MAZDA |
| JAGUAR | MG |
| KIA | MITSUBISHI |
| LANCIA | NISSAN |
| LANDROVER | OPEL |
| MASERATI | PEUGEOT |
| MAZDA | PORSCHE |
| MITSUBISHI | PROTON |
| NISSAN | RENAULT |
| OPEL | ROEWE/MG |
| PEUGEOT | SEAT |
| PORSCHE | SKODA |
| RENAULT | SMART |
| ROEWE | SSANGYONG |
| ROEWE MG | SUBARU |
| SEAT | SUZUKI |
| SKODA | TOYOTA |
| SMART | VOLVO |
| SSANGYONG | VW |
| SUBARU | |
| SUZUKI | |
| TOYOTA | |
| VOLVO | |
| VW |
Frequently asked software comparison:
In addition, ODO Master has the following features:
Source: http://www.obd2shop.co.uk/wholesale/obdstar-odo-master-x300m-plus.html
