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Chang Jung-koo (38-4) and Isidro Pérez (57-9-3) are compared on record, finishing method, activity, and common opponents on Kill The Body. The two have met once. They share 3 common opponents.

Chang Jung-koo vs Isidro Pérez — record, stats and common opponents compared

Head to Head

Chang Jung-koo leads 1–0

The Numbers

38-4 (edge)
Record
57-9-3
90.5% (edge)
Win %
84.8%
17
Wins by knockout
41 (edge)
44.74%
KO rate
71.93% (edge)
45%
Stoppage rate (tracked wins)
72% (edge)

Counted from bouts Kill The Body has ingested, not a career total.

1 (edge)
Times stopped
3

Counted from bouts Kill The Body has ingested, not a career total.

1 (edge)
Title reigns
0
3.9 (edge)
Bouts per year
3.7

Across each fighter's tracked career span.

43
Bouts tracked
69

Tale of the Tape

5′3″ (161 cm)
Height
63
Age
62
Orthodox
Stance
Orthodox
Light Flyweight
Division
South Korea
Nationality
Mexico

How They Win

Tracked bouts only

Chang Jung-koo · 38 wins

KO/TKO
17
Decision
21
Other
0

Isidro Pérez · 57 wins

KO/TKO
41
Decision
16
Other
0

Counted from the bouts Kill The Body has ingested for each fighter (43 and 69 respectively), not from a career-complete method table.

Common Opponents

3 shared
  • Chang Jung-koo

    WUD · Sep 1986WUD · Aug 1985

    Francisco Montiel

    Isidro Pérez

    LPTS · Dec 1984
  • Chang Jung-koo

    WUD · Nov 1985

    Jorge Cano

    Isidro Pérez

    WPTS · May 1986
  • Chang Jung-koo

    WUD · Jul 1982

    Amado Ursua

    Isidro Pérez

    WTKO · Jul 1984

Shared opponents are matched on fighter identity, not on name — two different fighters with the same name never merge into one row.

Current Form

Chang Jung-koo

LLLWL

L3 streak · last fought Nov 24, 1991

Isidro Pérez

LWLWL

L1 streak · last fought Aug 15, 1997

Common Questions

Have Chang Jung-koo and Isidro Pérez ever fought each other?
Yes. Chang Jung-koo and Isidro Pérez met once on December 13, 1987, and Chang Jung-koo won by UD.
Who has the better record, Chang Jung-koo or Isidro Pérez?
Chang Jung-koo is 38-4 and Isidro Pérez is 57-9-3. Chang Jung-koo has the higher win percentage.
Who has more knockouts, Chang Jung-koo or Isidro Pérez?
Chang Jung-koo has 17 knockout wins and Isidro Pérez has 41. Isidro Pérez has more.
Do Chang Jung-koo and Isidro Pérez have any common opponents?
Chang Jung-koo and Isidro Pérez share 3 common opponents: Francisco Montiel, Jorge Cano and Amado Ursua. Chang Jung-koo fared better against 1 of them.
How much fight data does Kill The Body have on Chang Jung-koo and Isidro Pérez?
This comparison is drawn from 43 bouts tracked for Chang Jung-koo and 69 bouts tracked for Isidro Pérez. Method and activity splits reflect those bouts only.

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