hopIQ found 10 beers with the same wheat and refreshing character as Samuel Adams Summer Ale. Samuel Adams' summer seasonal wheat ale — brewed with Grains of Paradise (an African pepper) for a unique spicy character alongside light lemon citrus and a refreshing wheat body. Summer Ale is Boston's warm-weather classic and one of America's best-known seasonal beers, available May through August. Ranked by flavour match rather than popularity.
Closest match: Parish Canebrake Wheat Ale — 86%. No twin in the catalogue yet.
5 countriesmatched across 56 flavour tagsbest match 86%

No beer in the catalogue yet — these come closest.
Close on what matters, with one thing they do differently.
Same idea, less detail — open a beer to see the full comparison.