| Young, full-bodied red (such as Cabernet Sauvignon or Syrah) | Broad-based decanter with a wide bottom and open neck | 1.5–2 L | The larger surface area exposes more wine to air, which can help soften firm tannins and release aromas. | Try 30–90 minutes, then taste periodically. The wine’s age and structure affect how much aeration it needs. |
| Medium-bodied red (such as Merlot or Sangiovese) | Medium-width bowl with a gently sloping neck | 1–1.5 L | Provides some aeration without requiring the very large footprint used for highly structured reds. | Start with 15–45 minutes and adjust by tasting; many wines are ready sooner than expected. |
| Delicate or aged red (such as mature Pinot Noir) | Narrower, easy-pour decanter with a smaller air-exposed surface | 0.75–1.2 L | A more restrained shape allows gentle handling and limits unnecessary prolonged exposure to air. | Decant shortly before serving if needed to separate sediment. Older wines can fade quickly, so taste as you pour. |
| Vintage Port or another sediment-prone fortified red | Clear, narrow-necked decanter that is easy to pour steadily | 0.75–1.5 L | Clarity makes sediment visible, while a controlled pour helps leave it behind in the bottle. | Stand the bottle upright in advance when possible, then pour slowly. Decanting time depends on the wine and serving plan. |
| Full-bodied white (such as oaked Chardonnay) | Medium bowl with a moderate opening | 0.75–1.2 L | A little air can open aromas, while a compact vessel is easier to keep cool than a large, broad decanter. | Chill the decanter or serve promptly. Use a short interval, then taste; not every white wine benefits from decanting. |
| Rosé or light-bodied white | Small, narrow decanter or a simple serving carafe | 0.5–1 L | These wines are generally served for freshness, so extensive aeration is usually unnecessary. | Decant only when useful for removing sediment or presentation. Keep the wine chilled and avoid leaving it exposed for long. |
| Sparkling wine | Typically no decanter; if needed, use a narrow, chilled carafe | 0.75–1 L | A wide bowl releases carbonation quickly, reducing the lively bubbles that are central to the style. | Serve from the bottle for the best preservation of bubbles. Decant only when there is a specific reason, such as reducing pressure for a sensitive wine. |