Which Amazon Kindle should I buy?

Which Amazon Kindle should I buy?   - photo 1Which Amazon Kindle should I buy?   - photo 2Which Amazon Kindle should I buy?   - photo 3Which Amazon Kindle should I buy?   - photo 4Which Amazon Kindle should I buy?   - photo 5Which Amazon Kindle should I buy?   - photo 6Which Amazon Kindle should I buy?   - photo 7