American hopes to edge out rival airlines with a brand new Boeing 787-9 cabin. See how its current and future Dreamliners compare.

• American Airlines is rolling out a new premium-heavy cabin on its future Boeing 787 aircraft.
• Upgrades include sliding doors in business class and more privacy in premium economy.
• The highly-anticipated design improves upon the carrier's older, but still competitive Dreamliners.

After years of poor customer service strategies and dated cabins, American Airlines has been developing new products and technologies to improve its operations — especially as business travel continues to rebound.