First thing ,price?
- Google Nexus 7: $199 for 8G and $249 for 16G
- Amazon Kindle Fire HD: $ 199 for 16G and $249 for 32G
- Nook HD: $199 for 8G and $229 for 16G with the up to 64GB expanded storage.
Check out the screen quality
- Google Nexus: 1280×800 HD display (216 ppi), Back-lit IPS display, Scratch-resistant Corning glass, weighs 340g
- Kindle Fire HD: 1280×800 resolution (216ppi), HD display with polarizing filter and anti-glare technology for rich color and deep contrast from any viewing angle, weighs 395g
- NOOK HD: 1440 x 900 pixel resolution, 243 ppi, fully laminated screen with no air gaps reduces glare and provides extra-wide viewing angles, weighs only 315g.
Have a look at the basic spec
- Google Nexus 7: 1.3GHz quad-core Tegra 3 with 1G RAM running Android 4.1Jelly Bean;1.2MP front-facing camera; battery can last 9 hours video or10 hours of web browsing or reading; the input/output includes Micro USB, Microphone, NFC (Android Beam);supports WiFi 802.11 b/g/n and Bluetooth
- Amazon Kindle Fire HD: Dual-core 1.2GHz OMAP4460 with 1G RAM running Android 4.0 Ice Cream Sandwich;1.3 megapixels front-facing HD camera;11 hours continuous use are available; USB 2.0 (micro-B connector),Micro-HDMI (micro-D connector) port and built-in microphone are supported for input/output; supports public and private Wi-Fi networks or hotspots that use the 802.11a, 802.11b, 802.11g, or 802.11n standard with support for WEP, WPA and WPA2 security using password authentication; does not support connecting to ad-hoc (or peer-to-peer) Wi-Fi networks.
- Nook HD: 1.3 GHz Dual-Core, OMAP 4470, 512MB RAM for 8GB, 1GB RAM for16GB;runs Android 4.0 Ice Cream Sandwich; battery can last 10.5 hours reading, 9 hours video; Input/output ports covers universal 3.5 mm stereo headphone jack, charging port, expandable microSD slot, HDMI port and Dual stereo speakers; Supports Wi-Fi® (802.11b/g/n)
We can get the entertainment from…
- Google Nexus 7: the entire Google Play app market, a wider, better selection of games and software across the board. Google Play Store (books, comic books, magazines/newspapers, movies), about 600,000 apps, over 4 million books
- Amazon Kindle Fire HD: Amazon Store (books, comic books, magazines/newspapers, movies), 51,000 apps, Whispersync with Voice pairs reading with an audiobook,X-Ray, FreeTime, etc. Over 950,000 books
- Nook HD: Barnes & Noble store(books, comic books, magazines/newspapers, movies), about 10,000 apps, Nook magazine, Nook Video, Nook Catalog for shopping, Over 2.5 million books
See what formats the devices Supported
- Google Nexus 7:ePUB, PDF, JPEG, GIF, PNG, BMP, WEBP, AAC, FLAC, MP3, MIDI, WAV, OGG, AMR, MP4
- Amazon Kindle Fire HD: Kindle (AZW), TXT, PDF, unprotected MOBI, PRC natively, Audible Enhanced format (AAX), DOC, DOCX, JPEG, GIF, PNG, BMP, non-DRM AAC, MP3, MIDI, PCM/WAVE, OGG, WAV, MP4
- Nook HD: PDF, ePUB, DRP, ePIB, FOLIO, OFIP, CBZ, TXT, RTF, XLS, DOC, PPT, PPS, PPSX, DOCX, XLSX, PPTX, LOG, CSV, EML, ZIP, JPEG, GIF, PNG, BMP, MP4, M4A, 3GP, AAC, MP3, FLAC, WAV, OGG, AMR, MP4, 3GP, WEBM
In a summery, Nexus 7 is also the most advanced tablet in technology，Amazon Kindle fire is good one to have the enjoyment at your part time，Nook HD has the best display view and it is of course the best one for kids and also for magazines. I think you must have your decision now, and just take it.