Hi, am i over paid, under paid or average?

Job Title : Software Engineer
Age: 26
Job Description : Coding in C#.net
Years spent in company : 1 1/2 year
Company : small? (<20 staffs)
Location : PJ area
Industry : Banking, manufacturing
Tenure : Permanent
Experience before joining : 1 1/2 year
Salary : RM 3,250 + 300 allowance
Working hrs: 9am-6pm (extremely flexible)
Extra : medical, dental, parking claimable

I'm getting an offer from an end user environment with slightly better benefits and offer is around 3.9k as system analyst. Is that good enough or should i just wait a little longer?
What is average salary for software developer for around 3 yrs experience?