Boxing Match Preview: Arnold Barboza Jr (32-1-0, 11 KOs) vs. Kenneth Sims Jr (22-3-1, 8 KOs)

The upcoming Golden Boy Promotions card, headlined by Arnold Barboza Jr. vs. Kenneth Sims Jr. in a high-stakes welterweight (147 lbs) main event, is set for Saturday, March 14, 2026, at the Honda Center in Anaheim, California, United States. This major arena (home to the Anaheim Ducks NHL team) has a boxing configuration capacity of approximately 17,000-19,000, promising a lively Southern California crowd with strong local support for Barboza. Doors open around 2:00-3:00 PM PT / 5:00-6:00 PM ET (some reports note as early as 1:00 PM PT or 2:15 PM PT), with the undercard beginning at approximately 6:00 PM PT / 9:00 PM ET, and the main DAZN broadcast starting around 8:00 PM PT / 11:00 PM ET. Ringwalks for the main event are expected near 11:00-11:30 PM PT / 2:00-2:30 AM ET Sunday (late-night West Coast timing, around 3:30 AM GMT).

Injury Report

Arnold Barboza Jr.: No reported injuries. Barboza has been in solid training shape since his May 2025 loss, with no setbacks or withdrawals noted in pre-fight coverage.
Kenneth Sims Jr.: No current injuries. Sims has stayed active post his August 2025 loss, with full health clearance and no issues reported leading up to this welterweight step-up.

Fighter Matchups and Breakdown

This welterweight main event is a crossroads fight for both, as they move up from super lightweight (140 lbs) seeking a rebound and path toward title contention. Barboza (34) brings home-area advantage, technical boxing, durability, and a high-volume orthodox style with solid power (34% KO rate). Sims (32) counters with reach (73″ vs. Barboza’s ~72″), Chicago grit, and pressure, though his power is moderate (36% KO rate). Barboza holds slight edges in experience against elite competition and local energy, while Sims’ length could trouble if he controls distance in a tactical 10-rounder (some sources note potential for 12, but confirmed as 10).

Fighter	Age	Record	Height/Reach (approx.)	Stance	Fight Style Highlights
Arnold Barboza Jr.	34	32-1-0 (11 KOs)	5’9″-5’10” / 72″	Orthodox	Former WBO interim super lightweight champ; technical volume boxer; durable chin; strong in decisions; rebounding from first loss.
Kenneth Sims Jr. (“Bossman”)	32	22-3-1 (8 KOs)	~5’10” / 73″	Orthodox	Pressure fighter with reach advantage; tough and active; recent losses by decision; stepping up at 147 lbs.

Recent Form

Arnold Barboza Jr.: Barboza suffered his first career loss in May 2025 but was highly competitive prior. He’s 4-1 in his last five (pre-loss streak strong), showing elite-level skill.

Recent Fights:

May 2, 2025: Loss vs. Teofimo Lopez (Unanimous Decision, 12 rounds) – WBO super lightweight title challenge.
- Feb 15, 2025: Win vs. Jack Catterall (Split Decision, 12 rounds) – Won vacant WBO interim light welterweight title.
- Nov 16, 2024: Win vs. Jose Carlos Ramirez (Unanimous Decision).
- Prior: Consistent wins building undefeated run until Lopez.
Kenneth Sims Jr.: Sims has been inconsistent lately, with a loss in his most recent outing but solid prior results. He’s 2-1 in his last three.

Recent Fights:

Aug 2, 2025: Loss vs. Oscar Duarte (Majority Decision, 12 rounds) – WBA Continental Americas super lightweight.
- Feb 15, 2025: Win vs. Kendo Castaneda (Unanimous Decision, 10 rounds).
- Aug 10, 2024: Win vs. Jonathan Romero (RTD R5).

Fight History

This is the first professional encounter between Barboza and Sims—no prior head-to-head or notable shared opponents. Barboza’s career (debut 2013) includes a long undefeated streak before his 2025 title loss, with strong Golden Boy performances. Sims (debut 2014) has a solid resume but recent setbacks, positioning this as a pivotal rebound for both at 147 lbs.

FIGHT ODDS

Arnold Barboza Jr – 200

Kenneth Sims Jr + 160

Odds Courtesy of Sports Odds Direct as of Friday, March 13, 2026