Csgoawp: csgoawp moves slowly.
Bird Sniper: Bird Sniper moves very fast.
2. Different injuries
Csgo awp: Generally, one blow is fatal and the damage is high.
Bird Sniper: Generally, one blow won't kill you.
3. Jumping is different
Csgo awp: you can't jump and kill.
Bird Sniper: You can jump and kill.
4. Different positioning
Csgo awp: suitable for short and medium distances.
Bird Sniper: Suitable for long-range shooting.
5. Different characteristics
Csgo awp: it's heavy, and it's slow to carry.
Bird Sniper: Very light, fast and flexible.