Take a look at the feature spec sheets on Kia's website
Kia Canada - Features_Specs
If you step up from the LX to the EX, these are the differences:
Additional Features for EX-V6 :
- 18" alloy wheels
- Leather-wrapped steering wheel
- Leather-wrapped gear shift knob
- Leather seats
- 8-way power adjustable driver's seat with lumbar support
- Deluxe door scuff
- Dual zone automatic climate control with ionizer
- Rear cargo cover and luggage net
- Optional sunroof
If you're not a big fan of leather, and don't want a sunroof, stick to the LX