There may be a lot of variety in crossbows manufactured by different companies but all are not created equal. There are a few specific features that separate the best crossbows on the market from the average. Power of the crossbow is one such feature that you should consider while choosing the best one. More power means better firing of arrows with much higher velocity. Combined with the weight of the arrow this velocity translates into higher take down power or kinetic energy. Arrows will fly greater distance will less drop and will sink deeper into the target. If you want more power, consider the size of the arrow according to your physical strength to carry it for long time.
Dependability and durability
These are the two most significant factors that will make your investment worthy. Accuracy is the main thing in bow hunting and therefore shot placement is more important than velocity and kinetic energy of the arrows. Therefore, consider the dependability of the bows while you make the choice. Make sure that the cams do not get out of tune easily so that your arrow does not go where you do not want it to. Durability of the moving parts is another significant factor. More durable the parts are, less will be the chance of failure.
Noise and other factors
Noise produced by the crossbows is a factor that is often overlooked by hunters but it should be your concern. It is important that the deer does not move away hearing the noise of the arrow due to vibrations before the arrow hits it. Therefore, choose bows that are quieter with shorter draw length and limbs like in the compound crossbow. The decocking mechanism is another factor to consider so that using the bow does not cause any annoyance while you hunt.