apple

iPad Mini

1 7.9-inch touch screen

1 1024 x 768 resolution

1 7.87 x 5.3 x 0.28 inches

1 Less than 0.7 pound

1 Battery life up to 10 hours

1 16GB to 64GB

1 A5 dual-core processor

1 2 cameras

1 Siri

1 Starts at $329 for Wi-Fi model

1 Starts at $459 for Wi-Fi plus 4G model

iPad with Retina Display

1 9.7-inch touch screen

1 2048 x 1536 resolution

1 9.5 x 7.31 x 0.37 inches

1 Less than 1.5 pounds

1 Battery life up to 10 hours

1 16GB to 64GB

1 A6X chip with quad-core graphics

1 iOS operating system

1 2 cameras

1 Siri

1 New Lightning connector

1 Starting at $499 for Wi-Fi model

1 Starting at $629 for Wi-Fi plus 4G model

iPhone 5

1 4-inch screen

1 1136 x 640 resolution

1 4.87 x 2.31 inches x 0.3 inches

1 3.95 ounces

1 Battery life up to 10 hours

1 16GB to 64GB

1 A6 chip

1 4G capability

1 iOS operating system

1 2 cameras

1 Siri

1 Uses new EarPods

1 New Lightning connector

1 Starting at $199 with two-year contract

1 Other updated gadgets: MacBook Pro, iMac, iPod Nano and iPod Touch

Nintendo

Wii U

1 GamePad touch-screen controller, which can be used with or without TV

1 Nintendo TVii, service that lets users watch movies, TV shows and sports, including through cable TV, Hulu and Netflix

1 8GB model: White, $300

1 32GB model: Black, $350, extra game, more accessories

1 Available Nov. 18

Microsoft

Surface with Windows RT

1 10.6-inch touch screen

1 1366 x 768 resolution

1 10.81 x 6.77 x 0.37 inches

1 1.5 pounds

1 Up to 8 hours battery life

1 32GB, 64GB

1 Nvidia Tegra 3 quad-core

1 Wi-Fi

1 Windows RT, modified version of Windows 8

1 Works exclusively with apps in Windows Store

1 Keyboard cover available

1 Pens available

1 2 cameras

1 Kickstand

1 First tablet by Microsoft

1 Starts at $499

Windows 8

1 Operating system designed to work on traditional computers and tablets

1 Features array of tiles instead of start menu

1 Touch-enabled interface

1 Works with keyboard shortcuts, mouse

1 Basic and Pro versions of full operating system

1 RT version for tablets

1 Smartphone version

1 Devices from multiple manufacturers available

Compiled by September Downing

Google

Nexus 10

1 10.055-inch touch screen

1 2560 x 1600 resolution

1 10.39 x 6.99 x 0.35 inches

1 1.3 pounds

1 16GB, 32GB

1 A15 dual-core processor

1 Wi-Fi

1 Uses Jelly Bean, updated Android system

1 Supports multiple profiles

1 2 cameras

1 Starting at $399

1 Available Tuesday

Nexus 4

1 4.7-inch touch screen

1 1280 x 768 resolution

1 5.27 x 2.7 x 0.36 inches

1 4.9 ounces

1 S4 quad-core processor

1 Uses Jelly Bean

1 2 cameras

1 Wireless charging built in

1 Starting at $299

1 Available Tuesday

1 Other updated gadgets: Nexus 7, Razr smartphones

Toys R Us

Tabeo

1 Tablet aimed at children

1 7-inch touch screen

1 800 x 480 resolution

1 8.78 x 5.6 x 0.48 inches

1 13,4 ounces

1 4GB

1 Wi-Fi

1 Ice Cream Sandwich, Android system

1 Preloaded with 50 apps

1 First store-brand tablet

1 $150

Barnes & Noble

Nook HD 7-inch touch screen

1 1440 x 900 resolution

1 11.1 ounces

1 Up to 10.5 hours battery life

1 Dual-core processor

1 Video purchase and rental service

1 Multiple profiles

1 Improving browsing capability

1 Starting at $199

1 Available as of Thursday

Nook HD 9-inch touch screen

1 1920 x 1280 resolution

1 18.2 ounces

1 Up to 10 hours battery life

1 Dual-core processor

1 Video purchase and rental service

1 Multiple profiles

1 Improving browsing capability

1 Starting at $269

Amazon

Kindle Fire HD 7-inch touch screen

1 1280 x 800 resolution

1 7.6 x 5.4 x 0.4 inches

1 13.9 ounces

1 11 hours of battery life

1 16GB, 32GB

1 Dual-core processor

1 Wi-Fi

1 Camera

1 Starting at $199

1 Available now

Kindle Fire HD 8.9-inch touch screen

1 1920 x 1200 resolution

1 9.45 x 6.5 x 0.35 inches

1 20 ounces

1 16GB to 64GB

1 Dual-core processor

1 Starting at $299 for Wi-Fi model

1 Starting at $499 for Wi-Fi plus 4G model, with data plan at $50 a year

1 Available Nov. 20

1 Other updated gadgets: Kindle Fire

Samsung

Galaxy Note II

1 5.5-inch touch screen

1 16GB

1 Quad-core processor

1 4G

1 Jelly Bean

1 Uses stylus

1 Camera

Source: Associated Press, company websites