use Benchmark;

@base=qw/one two three four five six seven/;
timethese(1_000_000,{
'$'=>sub {($s1,$s2,$s3,$s4,$s5,$s6,$s7)=@base;},
'@'=>sub{@s=@base;}
});
__END__
Benchmark: timing 1000000 iterations of $, @...
         $:  3 wallclock secs ( 2.86 usr +  0.00 sys =  2.86 CPU) @ 349650.35/s
(n=1000000)
         @: 11 wallclock secs (10.16 usr +  0.00 sys = 10.16 CPU) @ 98425.20/s (
n=1000000)