Hard Drives > Less than 150 GB Hard Drives > ATA-100 > From 3000 rpm to 4500 rpm

Advantages: can carry in a Pocket,connects to your computer just via a USB cable which also supplies power to this device, so no external power supply is required.
Disadvantages: Doesn't have BlueTooth feature.

There is no third party Software required to format a bulky 100 GB USB 2.5" HDD for PC Users running MS Windows XP Pro or Home or 2000 Operating Systems. Just follow the steps hereunder : Partition and Format Like you use any HDD in IDE mode. A newly/virgin HDD must be partitioned and formatted before it can be used to store Data or install Applications. Caution: Please be careful in selecting the HDD to be partitioned and formatted, once the partition ...
...the HDD will be erased. Please plug in the external HDD to the PC. Please follow the following path "Start" -> "Setting" -> "Administrative Tools" -> "Computer Management" -> "Disk Management" to find your new external HDD. Just right click it to select "Create Partition" to enter Create Partition Wizard. Just follow the instructions, and select quick format to do partition and format all at once. After the partition is done. Please safely remove ... Read review

Advantages: Low price
Disadvantages: Unreliable - Died just out of warranty

...a Seagate drive that comes with a 5 year warranty - ok it doesn't prove that it won't fail but at least I won't have to pay out more money! Keep clear of this drive and ensure you read reviews if considering a Toshiba drive - seems I'm not alone. ... Read review

Advantages: Maximizes the amount of data vs the cost of the product
Disadvantages: heat issues, cord connectivity, and small installation problems.

...but I honestly only order Maxtor for my hard drives. Now the only downside to the Maxtor 500 GB is that it is an external drive that, if not careful, can overheat and cause connectivity problems, transfer speed issues, or just annoyance from when the usb gets knocked out. That being said, if you can get past the downside of have an external I would recommend this product to anyone not using a Mac. The only reason I do not recommend this to Mac owners ... Read review

Advantages: memory, reliability, quality
Disadvantages: size, sound

...The Product - The Seagate pushbutton backup external hard drive 400 GB is a very sturdy and functional machine which gives more than good value for money (depending on the time you buy). Push button backup technology is fantastic although a little time consuming, the general idea is that a complete copy of your computer will be saved onto you external hard drive, if and when your computer messes things up (as will eventually be the case)then never ...
...and size is everything, the seagate hard drive has been designed to give the consumer what they want at a cheap affordable price (much to the buyers delight) setting up the external hard drive on you computer is just too easy, plug the mains in, connect the usb into your computer then press the power/backup button on the front of your hard drive and the job is well and trully a good un'. of course your computer will automatically detect your device, ... Read review

Advantages: Portable, easy to use, never failed on me yet!
Disadvantages: Perhaps only the disc size, but it has taken me 2 years to fill it!

Wester Digital, a respected brand name, and i agree! I have owned the unit now for around 2 years, and have 0 problems. My internal hard drive has died on me twice but my external one, never! This 80gb HDD is perfect for storing large files, home movies, photo albums, music etc. It's ideal when transfering data from one place to another, simply unplug it, plug it in elsehwre and hey presto! It supports drag & drop so moving files couldn't be easier. ...
...2.0 connection to your pc, mac, server etc. It is easily recognised by each operating system and i have yet to find one that doesn't support the unit. Plug it in, wait around 30secs and it's up and running. Can be stored horizontally, and if you have 3 like me, you can stack them perfectly, or store them vertically with the feet attahcments that come with the unit. Quick response time from pushing the ''On'' button which in itself gives off a nice ... Read review