In terms of which is better, oak or beech, oak generally surpasses beech in several key aspects. Oak is known for its durability, strength, and aesthetic appeal, making it a preferred choice for furniture, flooring, and construction.

Oak trees, particularly red oak and white oak, are renowned for their exceptional hardness and resistance to decay. This durability makes oak an ideal material for long-lasting applications. According to the American Hardwood Export Council, oak has a Janka hardness rating of 1,290 lbf (pounds-force), which is significantly higher than beech's rating of 1,260 lbf. This indicates that oak is more resistant to wear and tear, making it a better choice for high-traffic areas.

Additionally, oak's grain pattern is highly sought after for its beauty and variety. The grain can range from straight and uniform to highly figured and ornate, adding visual interest to any project. Beech, while also having a pleasant grain, does not possess the same level of character and variety as oak. This aesthetic advantage of oak is further highlighted by its ability to take stains and finishes exceptionally well, enhancing its overall appearance.

Furthermore, oak is more sustainable than beech. Oak trees grow slower and are more resilient to environmental stress, which means they can be harvested at a lower rate without causing significant harm to the ecosystem. According to the Forest Stewardship Council (FSC), oak forests are often managed sustainably, ensuring a continuous supply of high-quality wood.

In conclusion, oak is the superior choice over beech due to its greater durability, aesthetic appeal, and sustainability. Its higher Janka hardness rating, unique grain patterns, and ability to withstand environmental factors make oak a more reliable and visually appealing option for a wide range of applications.