Premium economy started as an experiment. EVA Air launched the first version back in 1992, and three decades later it has become one of the biggest money-makers in long-haul flying — the sweet spot for passengers who want more space without paying for a lie-flat bed. A fresh look at the airlines rolling out the newest cabins shows just how far the category has come.

EVA Air remains the standard-setter. Its latest seats, fitted to Boeing 787-9s flying from Taipei to North America and Europe, offer up to 42 inches of pitch and a clever cradle-style recline of up to eight inches that slides forward, so you don't end up in the lap of the passenger behind. Add privacy panels, footrests and a dedicated meal service, and it feels like a proper cabin rather than an upsell.

Emirates was famously late to the game but has made up for it fast. Its premium economy now flies on selected A380s, Boeing 777-300ERs and the new A350-900, in a roomy 2-4-2 layout (2-3-2 on the A350) with up to 40 inches of pitch, cream leather, wood-grain accents, calf rests and a side cocktail table. Meals arrive on china, and priority check-in and boarding come as standard in many markets.

American Airlines keeps its product simple but dependable across its 787s, 777s and even the slimmer Airbus A321XLR, which brings the cabin to narrower long-haul routes. Expect a dedicated cabin, adjustable headrests and footrests, chef-inspired meals, free drinks including spirits, and priority check-in and Group 4 boarding. Seat counts vary by aircraft, from 12 on the A321XLR to 32 on one version of the 787-9.

Air France has rebranded its cabin simply as Premium, with new seats going into its A350-900s and 787-9s out of Paris Charles de Gaulle. There's 37-38 inches of pitch, a generous 124-degree recline, adjustable footrests — and a glass of Champagne on many routes, plus multi-course French-inspired meals and noise-reducing headphones.

The most intriguing newcomer is LATAM. The Chilean carrier is preparing a new long-haul product called Premium Comfort for its Boeing 787 fleet, due later this decade and aimed squarely at rivals like American and Iberia. Early details point to 16-inch 4K screens, Bluetooth audio, USB-C charging at every seat, upgraded dining and dedicated check-in and priority boarding. It will appear on some of the world's longest non-stop routes from Santiago, including Madrid, New York JFK, Los Angeles, Miami, Sydney, Melbourne and Auckland — exactly the kind of flights where an extra few inches of recline earns its keep.

For travellers, this wave of investment means the middle cabin is no longer an afterthought. If a long-haul trip stretches your budget but business class is out of reach, these five products show you can now get real width, decent food and priority treatment for a fraction of the price.