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Fourth Wing vs Throne of Glass: Romantasy Showdown

Updated June 2026

Fourth Wing is the new romantasy breakout. Throne of Glass is the series that built Sarah J. Maas into a phenomenon. Both feature deadly women in dangerous worlds with romantic tension, but they appeal to slightly different readers.

Side by side

The Empyrean (Fourth Wing)Throne of Glass
Length3 books (5 planned)8 books (complete)
Starting ageAdult from page oneStarts YA, becomes adult by book 3
HeroineViolet Sorrengail, physically fragile but strategicCelaena Sardothien, the most feared assassin in the world
RomanceOne primary love interestMultiple love interests across the series
SettingDragon-rider military academyAssassin competition, then epic fantasy war
ScopeFocused (one academy, one war)Sprawling (multiple continents, many POVs)
Best entry pointFourth WingThrone of Glass (book 1)
AuthorRebecca YarrosSarah J. Maas
The verdict

Start with Throne of Glass if you want an 8-book epic with a YA-to-adult transition and the most ambitious worldbuilding Maas has done. Start with Fourth Wing if you want adult romantasy from page one with tighter pacing and fewer books to commit to.

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Frequently asked questions

Different strengths. Fourth Wing is tighter and more adult. Throne of Glass is more ambitious and has a wider scope. Most romantasy readers love both.

No. They are separate series. Crescent City (Maas's third series) connects to both, but Throne of Glass and ACOTAR stand alone.

ACOTAR for most readers. Throne of Glass if you want the full epic. Crescent City last (it has crossover spoilers).

Updated June 2026