If you are looking for an affordable, high-quality bottle that works across a variety of classic and simple cocktails, it largely depends on whether you prefer a light (white) rum or a lightly aged rum.
For crisp, refreshing drinks like a classic Daiquiri, a Mojito, or a simple Rum and Tonic, Plantation 3 Stars (often priced around $20 to $23) is widely considered one of the best value bottles available. It blends rums from Barbados, Jamaica, and Trinidad, giving it noticeably more character, balance, and smoothness than standard commercial white rums. Another dependable, clean option in a similar price bracket is Flor de Caña 4 Extra Seco or Don Q Cristal.
If you prefer drinks with richer, warmer flavors—such as a Rum and Ginger Beer (Dark 'n Stormy style), a Cuba Libre, or a Rum Punch—Appleton Estate Signature Blend (usually around $22 to $26) is an exceptional choice. It is an authentic Jamaican rum with pleasant notes of orange peel, dried fruit, and mild baking spices that mix wonderfully without getting lost.
For a general recommendation tonight, Plantation 3 Stars if you lean toward citrusy, shaken drinks, or Appleton Estate Signature if you lean toward highballs and richer flavors. Both are widely available at most liquor stores and punch well above their price point.