A comparison of a few mid range laptops

Mac MacPro Dell Studio XPS 13 ThinkPad T400 Winner Weight
2.13GHz Intel Core 2 Duo 2.26GHz Intel Core 2 Duo processor Intel(R) Core(TM) 2 Duo Processor P8600 (2.40GHz/ 1066 FSB/ 3MB Cache) Intel® Core™ 2 Duo Processor P8400 ( 2.26GHz 1GHz ) Dell 3
2GB of 1066MHz DDR3 memory 2GB of 1066MHz DDR3 memory 4GB (2 X 2GB) Dual Channel 1066MHz DDR3 SDRAM 2 GB DDR3 SDRAM 1066MHz Dell 3
160GB 5400-rpm hard drive 160GB 5400-rpm hard drive 320GB (7200 RPM) SATA Hard Drive 250GB Dell 3
NVIDIA GeForce 9400M graphics processor with 256MB of DDR2 SDRAM shared with main memory3 NVIDIA GeForce 9400M graphics processor with 256MB of DDR2 SDRAM shared with main memory3 Integrated NVIDIA® GeForce® 9400M graphics   MacPro 2
13.3-inch glossy widescreen display 13.3-inch LED-backlit glossy widescreen display Obsidian Black 13.3 " WXGA (1280x800) CCFL Display w/ 2MP webcam 14.1 " WXGA+ TFT with integrated camera 1440x900 MacPro 2
1280 by 800 pixels 1280 by 800 pixels   1280 x 800 xx 1
2.27 kg 2.04 kg 2.2 kg 2.2 kg MacPro 3
Up to 5 hours of wireless productivity, 55-watt-hour lithium-polymer battery Up to 7 hours of wireless productivity, 60-watt-hour lithium-polymer battery 6 cell 56 WHr Li-Ion Battery 6 Cell Lithium-Ion MacPro 3
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White polycarbonate enclosure Precision aluminum unibody genuine leather accents, anodized aluminum Notebook MacPro 3
Scrolling trackpad Multi-Touch trackpad Scrolling trackpad ThinkPad UltraNav MacPro 1
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  SD card slot 8-in-1 Memory card reader   Dell 3
  Full-size, backlit keyboard DellTM  Backlit Keyboard with Touchpad   MacPro 1
        xx  
MagSafe power port, Two USB 2.0 ports, One FireWire 400 port, Mini-DVI port, iSight camera, Full-size keyboard, SuperDrive MagSafe power port, Two USB 2.0 ports, One FireWire 400 port, Mini-DVI port, iSight camera, Full-size keyboard, SuperDrive VGA, RJ45, 2 Headphone, Microphone, 2 mini-card slots, IEEE 1394a, consumer IR, HDMI, DisplayPort. RJ-11 is supported via External USB Dongle   Dell  
        xx  
52k 62k 60k 64K Mac 3
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AirPort Extreme Wi-Fi wireless networking2 (based on IEEE 802.11n draft specification); IEEE 802.11a/b/g compatible AirPort Extreme Wi-Fi wireless networking2 (based on IEEE 802.11n draft specification); IEEE 802.11a/b/g compatible Wireless Intel Wireless Wi-Fi Link 5100 xx 1
Bluetooth 2.1 + EDR (Enhanced Data Rate) Bluetooth 2.1 + EDR (Enhanced Data Rate) Bluetooth®  Internal (2.0) mini-card Bluetooth Version 2.0 + EDR MacPro 1
10/100/1000BASE-T Gigabit Ethernet (RJ-45 connector) 10/100/1000BASE-T Gigabit Ethernet (RJ-45 connector) Ethernet Ethernet xx 1
one year one year one year Three years parts and labour (system battery: one year) T400 3
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OSX/Unix & No viruses OSX/Unix & No viruses Windows Vista(R) Home PC DOS 2000 License MacPro 3
Better support Better support     MacPro 3
  Life / 1k recharges battery     MacPro 3
           
Model Total Weight        
MacPro 25        
Mac 3 (+5 common to pro)      
Dell 12        
T400 3        

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