Apple has a much more limited chosie you go from a 13 inch model to the $2,000 15 inch model. With Thinkpad you have many more options so its hard to do a dirrect compare.

Here is another spec, still costs far less.

ThinkPad T61 15 Widescreen - 1 Yr Depot Warranty
Edit 6465CTO $1,273.00 1 $1,273.00
System Processor: Intel® Core™ 2 Duo T7250 (2.0GHz 800MHz 2MBL2) 1
Operating System: Genuine Windows Vista Home Premium 1
Operating System Language: Genuine Windows Vista Home Premium US English 1
Display Panel: 15.4 WSXGA+ TFT 1
System graphics: Intel GMA X3100 GM965 1
Total memory: 2 GB PC2-5300 DDR2 SDRAM 667MHz SODIMM Memory (2 DIMM) 1
Keyboards: Keyboard US English 1
Pointing Device: UltraNav (TrackPoint and TouchPad) 1
Hard Drive: 100GB Hard Disk Drive, 7200rpm 1
Optical device: CD-RW/DVD-ROM Combo 24X/24X/24X/8X Max, Ultrabay Slim 1
Upgrade to a DVD Recordable 8x Max Dual Layer, Ultrabay Slim [add $70.00]
System expansion slots: PC Card Slot & Express Card Slot 1
Card Reader: 4 in 1 Media Card Reader 1
Wireless cards: Intel Wireless Wi-Fi Link 4965AGN (supporting Centrino Pro) 1
Bluetooth: Integrated Bluetooth PAN 1
Battery: 6 cell Li-Ion Battery 1
Upgrade to a 9 cell Li-Ion Battery [add $30.00]
Power cord : Country Pack North America 1
Language Pack: Language Pack US English 1