David Haye and Tony Bellew will finally settle their grudge when they fight at The 02 Arena in London on Saturday night.
Haye has long been established at heavyweight, but has not been involved in a competitive fight since defeating Dereck Chisora in 2012, while Tony Bellew has never previously fought beyond the cruiserweight division.
Here, Press Association Sport looks at how the two boxers compare:
Haye Bellew
36 Age 34
30 Fights 31
28 Wins 28
26 KOs 18
0 Draws 1
2 Losses 2
122 Rounds boxed 200
6ft 3ins Height 6ft 3ins
Orthodox Stance Orthodox
78in / 198cm Reach 74in / 188cm
16st 9oz Weight 15st 3lbs 8oz
Source: PA