Quoted in a GT5 thread regarding the release of GT5 Spec 2:
<https://www.gtplanet.net/forum/showthread.php?t=224773&page=3>
New features in the european version aka GT 5 spec II (Released 03-26-2008)
Additional Cars
- 34 Additional (including a Ferrari F1 2007) Cars have been added, for a total of 71 cars
Additional Racetrack
- "High Speed Ring (normal/reverse)" has been added, for a total of 6 tracks, 12 layouts.
Additional Mode
- Drift Trial
- 2 Player Battle
New Features
- Performance Points
- Quick Tune
- Real Time Adjustment (RA) feature (Compatible with Driving Force GT)
Event
- All event content have been updated.
- Number of events per class raised from 8 to a total of 10 each.
- Improvements have been made to the user interface
Driving Options
- "AI Level" added
- No. of Laps added
- "Driving line" added
- "Active Brakes" deleted
- "Active Steering" moved from Option (Can be adjusted in 3 levels, effective for wireless control pad as well).
Option
- Added No. of laps setting for "Arcade / 2 P" (Infinite/2-00)
- Added "Units" (Distance, Power, Torque)
- Added "Demo" (Auto demo start interval, demo duration, demo content settings)
- Added real time adjustment feature related items in "Change Button Assignments"
- Added "Temperature" display settings under "Network"
- Added "Delete Course Records"(offline) under "Utilities"
Online
- Added Free Run (practice run mode) in race events
- Changed so that the host is not always in the 1st place grid position in online race events
Other
- Garage selection added to Event and Online
- 4 stages including Kyoto added to the My Page background
- Measures taken against taking shortcuts in various tracks
- Improved penalty judgment
- Upper limit of credits raised to Cr.20,000,000
- Compatibility with the Driving Force GT steering wheel planned for release by Logicool®
- Improved controllability using the wireless controller pad
- Updated Manual
- Tyre selection in Arcade fixed to S2
