BB Weight Differences: 0.20g vs 0.28g

Question:

What is the difference between 0.20g and 0.28g BBs, and which should I use?

Answer:

The core difference between 0.20g and 0.28g BBs comes down to weight, which directly affects velocity, accuracy, and effective range in airsoft gameplay.

0.20g BBs are the industry standard lightweight option. They travel faster out of the barrel, making them ideal for close-quarters battle (CQB) environments and lower-powered AEGs typically shooting under 350 FPS. However, their lighter mass makes them more susceptible to wind drift and environmental interference, reducing consistency at longer ranges.

0.28g BBs carry significantly more mass, which stabilizes their flight path and resists wind deflection far better. They are better suited for mid-to-long-range engagements and perform exceptionally well in rifles equipped with hop-up systems. The heavier weight does reduce initial muzzle velocity, but the improved trajectory consistency often results in better overall accuracy downrange.

A practical rule: match heavier BBs to higher-powered guns. Running 0.28g BBs through a stock CQB pistol may underperform, while using 0.20g BBs in a high-powered sniper rifle wastes the gun's potential.

Ultimately, test both weights with your specific airsoft platform to determine which delivers the tightest groupings and most consistent shots for your playstyle.