WR has
1. Power windows front
2. Power steering
3. Central locking
4. Keyless entry (key has open and lock button)
5. Immobilizer
6. K10b 3 cylinder engine, much more fuel efficient than cultus engine.
7. Powerful AC, works well in hot weather.
8. Cabin noise is much less than cultus
9. Newer tech, introduce in 2009 in india first, while cultus is tech of 1990
10. 2 din integrated better looking player
11. Better brakes
12. 2 tone better looking interior.
13. Softer suspension, more comfortable.
14. Top speed 170 km/hr.
15. Better headlights, cover more area and much brighter.
Cultus has
1. Better market reputation due to very long History in pakistan
2. slightly wider than WR, but leg room is not more than WR.
3. Better exterior/Shape.
4. Top speed 150-160 km/hr
5. Hard suspension, better for high speed
6. Alloys Rims
I am owner of WR. Kept VXR and VXRi cultus in 2004-2005,2008-2011