A look at the Jarrell Miller boxing record ahead of his latest heavyweight fight this weekend in boxing. Both fighters last 5 fights compared.
Form is of course important in boxing when looking at a fight or trying to pick a winner before hand.
Always difficult to do at heavyweight though where one punch can change it all.
Jarrell ‘Big Baby’ Miller returns this weekend against Pero — a look at the form and more below.
Jarrell “Big Baby” Miller – Record Breakdown Ahead of Lenier Pero Fight
Overall Pro Record
- Record: 27 wins, 1 loss, 2 draws
- KO Rate: 22 KOs, 85% KO percentage
- Total Rounds: 131 pro rounds, avg 4.5 rounds per fight
- Age/Size: 37 years old, 6’4″ / 193cm, 78″ / 198cm reach, Orthodox
- Notable Titles: Interim WBA-NABA heavyweight title, WBO NABO heavyweight title
- Key Wins: Tomasz Adamek, Mariusz Wach, Bogdan Dinu
- Only Loss: Daniel Dubois
- Drug Ban History: Suspended 2014 for methylhexaneamine, pulled from Anthony Joshua fight in 2019 after multiple failed tests for GW1516, HGH, EPO, failed test again in 2020 vs Jerry Forrest
Jarrell Miller – Last 5 Fights Form
- Aug 3, 2024 – vs Andy Ruiz Jr – Majority Draw, 12 rounds
- Dec 23, 2023 – vs Daniel Dubois – TKO Loss, Round 10
- Mar 2023 – vs Lucas Browne – TKO Win, Round 6
- 2022 – vs Ariel Esteban Bracamonte – Win
- 2022 – vs Derek Cardenas – Win
Form Notes:
- Record in last 5: 3-1-1 with 2 KOs
- Activity: Fought every ∼1 year, 1 month on average in last 5
- Last outing: Controversial split decision win over Kingsley Ibeh early 2026 where Miller “took a lot of heavy shots” and “is lucky to get the nod”
- Momentum: Inconsistent. Coming off a draw with Ruiz Jr and a shaky SD vs Ibeh. Loss to Dubois was a late stoppage where he faded
Lenier Pero – Last 5 Fights Form
- Status: Cuban heavyweight, Olympic background. Both fighters “vying for a spot in the top-10 heavyweight rankings”
- Activity: More active recently than Miller, fighting regularly on Matchroom/DAZN cards
- Style: Technical Cuban amateur pedigree, lower KO rate than Miller, relies on movement and counters
- Form Caveat: “Neither boxer has yet shown his best performance” heading into Saturday
Head-to-Head Form Comparison Coming Into This Weekend
- Recent Results: Miller 3-1-1 vs Pero undefeated run per fight week talk
- Quality of Opposition: Miller has faced higher level: Dubois, Ruiz Jr, Browne. Pero stepping up in class here
- Power vs Technique: Miller 85% KO ratevs Pero’s Cuban technical style. Miller will look to bully; Pero will look to box
- Conditioning Questions: Miller faded mid-fight vs Ibehand was stopped late by Dubois. Pero’s camp banking on pace
- Momentum: Miller’s last win was a razor-thin split decision where he absorbed heavy damage. Pero enters with less wear but less elite experience
- Stakes: Winner likely cracks WBA top-10 – Miller currently #6 WBA
Fight Week X-Factor:
Media narrative around Miller still includes his failed drug tests and “toupee” memes– but the key is “which version of Miller appears on Saturday night”
That is often the case with Miller, alas.
Here’s the tale of the tape in Miller vs Pero this weekend.

