https://browserbench.org/Speedometer3.1/
Tested with Safari:
| Device | Score |
|---|---|
| M1 Mac mini | 25.2 |
| M1 Max Mac Studio | 32.1 |
| M1 Max MacBook Pro | 33.0 |
| M2 MacBook Air | 32.9 |
| M4 MacBook Air | 47.1 |
Speedometer 3.1
Give ETH to 
https://browserbench.org/Speedometer3.1/
Tested with Safari:
| Device | Score |
|---|---|
| M1 Mac mini | 25.2 |
| M1 Max Mac Studio | 32.1 |
| M1 Max MacBook Pro | 33.0 |
| M2 MacBook Air | 32.9 |
| M4 MacBook Air | 47.1 |