android prime vs prime prime speed

[ji3m]

No critetia , just a time measurement og

loop ()
begin
local t:= TICKS, Q, k;
for k from 1 to 5000 do
Q:= expand ((x+1)*(x-2)*(x+9)) ;
factor (Q);
end;
TICKS-t;
end;

Run on each device and compared times.
Nothing fancy.