This is what I am expecting for the next macbokk pro revision. the design hasn't changed that much in a really long time so it will probably have a sightly altered case.
New MacBook Pro:
13.8", 15.7", & 17.6"
All models: chicklet illuminated keyboard, *iSight camera (more megapixels), magneticlatch, all current ports w\ FireWire 800, magsafe, multitouch, MacBook air sized trackpad, airport extreme, Bluetooth 2.0, express slot. anodized in black or reg. Aluminum. 20x superdrive
13.8" model:
1440 x 900 LED screen
2 USB ports
2.5Ghz up to 2.7GHz
2.5 GB of RAM up to 5GB
250GB HD up to 320GB HD or, 120GB SSD
.95" thick
15.7" model
1680 x 1050 LED screen
3 USB ports
2.7GHz up to 2.9GHz
3GB of RAM up to 6GB of RAM
250GB HD up to 380GB HD, or 160GB SSD
.95" thick
17.6" model
2048 x 1600 LED screen
3 USB ports
2.9GHz up to 3.1GHz
4GB of RAM up to 8GB of RAM
320GB HD up to 500GB HD, or 250GB SSD
.90" thick
New MacBook Pro:
13.8", 15.7", & 17.6"
All models: chicklet illuminated keyboard, *iSight camera (more megapixels), magneticlatch, all current ports w\ FireWire 800, magsafe, multitouch, MacBook air sized trackpad, airport extreme, Bluetooth 2.0, express slot. anodized in black or reg. Aluminum. 20x superdrive
13.8" model:
1440 x 900 LED screen
2 USB ports
2.5Ghz up to 2.7GHz
2.5 GB of RAM up to 5GB
250GB HD up to 320GB HD or, 120GB SSD
.95" thick
15.7" model
1680 x 1050 LED screen
3 USB ports
2.7GHz up to 2.9GHz
3GB of RAM up to 6GB of RAM
250GB HD up to 380GB HD, or 160GB SSD
.95" thick
17.6" model
2048 x 1600 LED screen
3 USB ports
2.9GHz up to 3.1GHz
4GB of RAM up to 8GB of RAM
320GB HD up to 500GB HD, or 250GB SSD
.90" thick