Selecting the correct power-to-weight ratio is critical for operational efficiency. For general landscaping and small-scale farming, a tractor with 25-50 HP is usually sufficient. For heavy-duty construction or large-scale agricultural tasks, look for 70 HP or higher. Crucially, verify the Loader Lift Capacity at Full Height; ensure it exceeds your heaviest anticipated load by at least 20% to account for safety margins. Also, check the breakout force, which determines the loader's ability to lift a load from a standstill.