I personally rely on my Kindle HD when I’m traveling and when I’m home, but I found this comparison published on Inc.com by John Brandon very useful. Check it out:

I’m a ferocious reader. One of my favorite places to hang out is Barnes & Noble, where I can sip coffee and read the first chapter of new books I’m “investigating” for purchase. On business trips, I’ll usually read one book on the flight out and one on the flight back.

E-book readers are especially handy: They are light enough to slip into a laptop bag, yet provide access to millions of books at the touch of the screen. Recently, I decided to test four new models to see which offered the most flexibility, book selection, add-on features (likes movies and music), and the best overall value.

Read more: Reviewed: Best E-Readers for Business Travelers | Inc.com.