Great! First an Axle problem and now sunroof leakage...!
100 out of 105 people buy Oriel especially when getting a used one.
Additional features of Oriel:
2)OEM Fog lamps
3)Improved Sound System
5)6 Illumination lights
7)Seat height adjuster
8)Side mirror indicators
9)Electrically reactable Side Mirrors
10)Keyless remote entry
So the choice is yours but it is wise to spend 50-60K more for Oriel. You'll face no problems in selling your car again. Most of the clients turn their back while walking towards your car as the discover it to be non-oriel.