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Jack Massey vs Jai Opetaia — record, stats and common opponents compared

🇬🇧UNITED KINGDOM

Jack Massey

🇦🇺CRUISERWEIGHT

Jai Opetaia

Jack Massey (23-4) and Jai Opetaia (31-0) are compared on record, finishing method, activity, and common opponents on Kill The Body. The two have met once. They share no common opponents in Kill The Body's bout data.

Massey

23

Wins13 KO · 57%

4

Losses

0

Draws27 tracked bouts

Opetaia

31

Wins24 KO · 77%

0

Losses

0

Draws31 tracked bouts

Head to Head

Opetaia leads 1–0

Jack Massey and Jai Opetaia have met 1 time; Opetaia leads 1–0.

Jack Massey and Jai Opetaia have met 1 time; Opetaia leads 1–0.
Met2024Oct 12Series
Jack MasseyFighter ALLost0–1W–L
Jai OpetaiaFighter BWWon1–0W–L
ResultTKOR61Meeting

The Numbers

Massey 1 · Opetaia 7 of 8 measurable rows
MasseyOpetaia
Record
23-431-0 (edge)
Win %0–100%
85.2%
100% (edge)
Wins by knockoutmax 24
13
24 (edge)
KO rate0–100%
56.52%
77.42% (edge)
Stoppage rate (tracked wins)†0–100%
57%
77% (edge)
Times stopped†max 2
2
0 (edge)
Title reignsmax 4
4 (edge)
3
Bouts per year‡max 2.8
2.1
2.8 (edge)
Bouts trackedcoveragemax 31
27
31

† Counted from bouts Kill The Body has ingested, not a career total. · ‡ Across each fighter's tracked career span. · Bars are scaled per row — percentages on 0–100, counts against the larger of the two. Every figure is also printed as text.

Tale of the Tape

Height+2″
Jack Massey: 6′4″ (edge)
Jai Opetaia: 6′2″
Reachnot held
Jack Massey: No reach on file
Jai Opetaia: 76″
Age2 yrs apart
Jack Massey: 33
Jai Opetaia: 31
Stance
Jack Massey: Orthodox
Jai Opetaia: Southpaw

Jack Massey left, Jai Opetaia right, as everywhere on this page. Age is stated, not scored — neither age nor stance carries an edge.

How They Win

Tracked bouts only
Jack Massey23 wins · from 27 tracked bouts

Jack Massey: 23 tracked wins — 13 by KO/TKO (57%) and 10 on the cards (43%). Counted from 27 bouts Kill The Body has ingested.

13 by KO/TKO 57%10 on the cards 43%

Jai Opetaia31 wins · from 31 tracked bouts

Jai Opetaia: 31 tracked wins — 24 by KO/TKO (77%) and 7 on the cards (23%). Counted from 31 bouts Kill The Body has ingested.

24 by KO/TKO 77%7 on the cards 23%

One square per tracked win. Counted from the bouts Kill The Body has ingested for each fighter — Jack Massey 27, Jai Opetaia 31 — not from a career-complete method table.

Common Opponents

No opponents in common across the bouts Kill The Body has tracked for these two.

Current Form

Oldest left · newest right

Jack Massey had won one in a row before losing by stoppage to Cheavon Clarke. Massey last boxed on Jun 6, 2026 — 140 days ago.WWLWL

Ntere Jan 2024Chamberlain Jun 2024Opetaia Oct 2024Garcia Nov 2025Clarke Jun 20262.1 tracked bouts per year

Jai Opetaia has won 31 straight, the most recent against Noel Mikaelian. Opetaia last boxed on Sep 12, 2026 — 41 days ago.WWWWW

Nyika Jan 2025Squeo Jun 2025Cinkara Dec 2025Glanton Mar 2026Mikaelian Sep 20262.8 tracked bouts per year

Common Questions

With the rows behind them
Have Jack Massey and Jai Opetaia ever fought each other?
Yes. Jack Massey and Jai Opetaia met once on October 12, 2024, and Jai Opetaia won by TKO in round 6.
The meeting

LOct 12, 2024 · Opetaia · TKO R6

Head to Head ↓
Who has the better record, Massey or Opetaia?
Jack Massey is 23-4 and Jai Opetaia is 31-0. Jai Opetaia has the higher win percentage.
Records · win %

Massey23–485.2%

Opetaia31–0100%

The Numbers ↓
Who has more knockouts, Massey or Opetaia?
Jack Massey has 13 knockout wins and Jai Opetaia has 24. Jai Opetaia has more.
Knockout wins · KO rate

Massey1356.5%

Opetaia2477.4%

The Numbers ↓
Do Massey and Opetaia have any common opponents?
Kill The Body's bout data shows no opponents that both Jack Massey and Jai Opetaia have faced.
Who is bigger, Massey or Opetaia?
Jack Massey is the taller fighter at 193 cm, 5 cm above the other.
Height · reach

Massey193 cm

Opetaia188 cm193 cm reach

Tale of the Tape ↓
How much fight data does Kill The Body have on Massey and Opetaia?
This comparison is drawn from 27 bouts tracked for Jack Massey and 31 bouts tracked for Jai Opetaia. Method and activity splits reflect those bouts only.
Bouts tracked · no edge

Massey27bouts

Opetaia31bouts

How They Win ↓

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