The MacBook Pro is now slightly slimmer than its plastic bodied predecessor and has a glass coated LED backlit screen that provides a brighter, clearer image coupled with a lot enhanced contrast overall performance thanks to the LED technology used. The only issue right here might be with reflections, but a non-glass option is offered on some models.Other updates to the variety consist of the peripheral ports becoming moved to the left side of the casing and an SD card slot being added for the first time on a Mac laptop. Please note that the 17-inch machine attributes an ExpressCard slot rather of the SD reader. The optical drive has been moved to the correct and the DVI port has been replaced with a Mini DisplayPort connection. The FireWire 400 port is now deleted, although the FireWire 800 port is nonetheless present. The wireless technologies is unchanged with built in wire totally free MacBook Pro web access.In terms of usability, the trackpad has been enlarged with the buttons being incorporated into the pad providing the user more room for scrolling and multi-touch gestures which now imitate those that can be used on the iPhone touch-screen. The keyboard is the regular Apple affair with separated backlit keys.MacBook Pro modelsThe MacBook Pro model variety is primarily based around 3 screen sizes of 13-inch, 15-inch and 17-inch. Every of the models can be tailored with varying specifications of processor speed, memory size and hard drive capacity. A high performance strong state hard drive (SSD) can also be specified as an additional. For these not liking the reflective nature of the glass screen, an anti-glare matte screen can be specified on the 15″ and 17″ models.MacBook Battery LifeAll MacBook Pro models employ a non-user serviceable sealed in battery that uses lithium-ion polymer cell technologies. This innovation has allowed Apple to use batteries with non-rounded cells that can use all the free space inside the MacBook Pro chassis. The downside of this is that it prevents the user removing and replacing the battery in the occasion of failure. The use of this technology provides the variety with excellent battery life with the 13-inch and 15-inch models giving up to seven hours on a single charge. The bigger physique of the 17-inch mac allows a huge eight hours to be squeezed out of a single charge.The batteries in MacBook Pro models are claimed to final for around 1000 charge cycles whist nonetheless retaining 80 percent of their capacity. This would offer a lifespan of about 5 years for an average user.MacBook Pro vs MacBook AirWhether or not a MacBook Pro or MacBook Air is the better laptop depends on the users specific requirements. Each are very fashionable machines and the Pro model is not exactly big or heavy, particularly if you go for the smallest 13″ version. A business user needing lengthy battery life and a full variety of features such as a DVD drive, numerous USB ports and a FireWire connection would be much better off selecting a Pro model. If lately you, among your pals or family member had any kind of encounter with ซื้อขาย mac, don’t wait to share your point of view in comments.