Product name	XTOOL 300P	XTOOL PS150
Image
Main function	Support service function and more special functions	Support service function
OBDII	Yes	Yes
Odometer Adjustment	Yes	No
EPS	Yes	No
ABS Bleeding	Yes	No
BMS	Yes	No
TOOTCH TEACH	Yes	No
TPS	Yes	No
TPMS	Yes	No
DPF	Yes	No
WINDOW INIT (Window initialization )	Yes	No
Gearbox Match	Yes	No
EPB	Yes	Yes (for Audi A6/A8L/Q7 )
AIR Suspension	Yes	No
Head Light	Yes	No
Airbag reset	Yes	Yes
Oil Reset	Yes	Yes
Oil inspection light	Yes	Yes
service mileage	Yes	Yes
Service intervals	Yes	Yes
Hardware comparison:
Display	320x480 dpi TFT	Backlit, 160 x160 pixel display with contrast adjustment
Communication	1.Connect to vehicle via OBDII cable 2.Connect to computer via USB cable	1.Connect to vehicle via OBDII cable 2.Connect to computer: insert TF card into card reader and connect with computer
Operating Temperature	-10℃-60℃	0 to 50°C (32 to 122 F°)
Storage Temperature	-20-70℃	-20 to 70°C (-4 to 158 F°)
Dimension	200 x 92 x 33mm	225x 98x 36
Update	Yes, support one-click upgrade through WIFI or connect USB cable to computer	Yes, plug card reader with TF card to computer
Language	English, Spanish, French, Portuguese, German, Russian, Polish and Italian	English, Russian, Italian, Traditional Chinese
Price	£140.00	£39.99 (Out of Stock)

Compared with the PS150 oil reset tool, XTOOL X300P WINS!
To sum up
X300P covers all service reset functions PS150 supported such as reset oil service light, oil inspection light, service mileage, service intervals, and airbag on most major Asian, American, European, and Chinese vehicles.
Besides that, it also supports odometer adjustment and other special functions for more car models while PS150 doesn’t support:
EPS, ABS Bleeding, BMS, TOOTCH TEACH, TPS, TPMS Reset, Dashboard Recovery, DPF regeneration, Window Initialization, Gearbox Match, Air Suspension, and Head Light

http://xtoolsupport.com/