Look for capacity that matches your typical serving size, the material quality (tempered glass vs. plastic), and any extra features like built‑in measuring marks or steam vents. Also check if the cooker is dishwasher safe and whether it includes accessories such as a rice paddle or colander. Finally, compare price against the durability and warranty offered.

Glass allows you to see the cooking progress without opening the lid, which helps prevent over‑cooking and steam loss. Plastic models are often lighter and cheaper but may retain odors, while stainless steel is robust but opaque. Glass units typically provide a balance of visual monitoring and neutral taste, though they can be heavier.

A larger capacity, like the 3‑quart models, is useful for families or batch cooking, but it may require a more powerful microwave to heat evenly. Smaller 1‑2 cup glasses are ideal for single servings and fit comfortably in most countertop microwaves. Choose the size that fits your household size and microwave wattage.

Many glass cookers feature heat‑resistant lids, whistle or sound alerts that signal when cooking is done, and boil‑over guards to keep the microwave clean. Some also have pressure‑chamber plates that keep rice moist and prevent splatter. These safety elements reduce the risk of burns and messes.

Accessories such as a measuring cup, rice paddle, colander, or built‑in strainer can add versatility and reduce the need for extra kitchen tools. Models like the Joseph Joseph set include a multi‑purpose paddle that doubles as a spoon, while some glass cookers come with a silicone basket for automatic drainage. These extras can improve value and convenience.

Dishwasher‑safe components simplify cleanup, especially after cooking starchy foods that can stick. Glass bowls are typically safe on the top rack, but check if lids, handles, or silicone seals are also dishwasher friendly. If you prefer hand‑washing, look for smooth, non‑porous surfaces that don’t retain residue.

Yes, many glass cookers double as steamers for vegetables, pasta, or even baby food, thanks to their transparent lids and built‑in vent designs. Some models include a separate basket or colander for draining pasta, while others allow you to add a small amount of water and steam a variety of dishes. This multi‑functionality adds value beyond just cooking rice.

Entry‑level glass cookers typically range from $15‑$25 and provide basic cooking with a clear lid and simple design. Mid‑range options ($30‑$45) often add features like whistle alerts, measuring marks, and accessories. Premium models ($50 and up) may include auto‑lifting baskets, low‑carb cooking cycles, and higher‑grade borosilicate glass, offering greater durability and versatility.