kess v2 obd2 manager tuning kit VS kess obd tuning kit

KESS V2 and KESS, both are ECU chip tunning, share the same function, what are their differences? Let us have a comparison in terms of workable vehicle list, workable ECU type and year and function.

Workable vehicle list
KESS V2 works with both Bike and car. KESS v2 works with more car brand and car models compared with KESS.
Check KESS V2 supported bike and car list 
check  kess v2 car list in the description content of KESS:

Workable ECU type and year
The ECU type and year that KESS V2 works with is newer than that of KESS works with.

Function
The following 9 points are  kess v2 function.
1. Check of the battery voltage in real-time
2. Full Recovery function in case of problems
3. Automatic correction of the Checksum, (where available)
4 Boot-Loader mode supported
5. Management of the programming counters
6. ScanTool function to remove DTC
7. Several options of reading/writing speed
8. Option to write full file/section of the map
9. Full integration with ECM Titanium

My suggestion: for those who only want to simply read eeprom and flash from ECU by obd2 for car chip tuning, I advice you use KESS OBD Tuning Kit, galletto 1260 and KWP2000+.