Guilherme Pat vs Thomas Petersen Fight Analysis
Introduction
The heavyweight clash between Guilherme Pat and Thomas Petersen is set to ignite the preliminary card of UFC Fight Night: Moicano vs Duncan on Saturday, April 4, 2026, at the Meta APEX in Las Vegas, Nevada. The bout is scheduled to begin at approximately 9:00 PM ET, kicking off an action-packed evening that features rising contenders and established veterans looking to climb the divisional ladder. Both fighters enter with contrasting UFC résumés—Pat is an undefeated newcomer making his second appearance under the promotion’s banner, while Petersen is a seasoned competitor with 14 professional outings and a 10–4 record.
Venue and Timing
• Event: UFC Fight Night – Moicano vs Duncan
• Date: Saturday, April 4, 2026
• Location: Meta APEX, Las Vegas, Nevada
• Card Placement: Preliminary Card, expected to begin at 9:00 PM ET
• Broadcast: ESPN / ESPN+
Betting Odds: Favorite vs. Underdog
The latest odds from BetOnline.ag peg Guilherme Pat as the slight favorite at –115, while Thomas Petersen lines up as the underdog at –105. Neither fighter holds a dominant advantage on the money line, signaling an evenly matched contest in the eyes of oddsmakers.
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Favorite (–115): Guilherme Pat
Pat’s striking prowess and physical dimensions (78″ height, 81″ reach) give him a marginal edge in striking exchanges. On debut, he earned a unanimous decision win over Allen Frye Jr., showcasing crisp boxing combinations and solid defensive movement. -
Underdog (–105): Thomas Petersen
Petersen, standing at 73″ with a 74″ reach, counterbalances his slight size disadvantage with experience and finishing capability—seven of his ten career victories have come via knockout. Despite two TKO losses in 2025, Petersen remains dangerous in early exchanges and on the counter.
Why This Matchup Matters
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Undefeated Prospect vs. Seasoned Finisher
Pat is still breaking in at the octagon level, but his 5–0 professional record (4 KOs) suggests a rising star in the heavyweight division. Petersen, on the other hand, has tasted both victory and adversity inside the cage. His willingness to trade blow for blow and ability to capitalize on openings has earned him six first-round finishes. -
Stylistic Contrast
- Pat’s Striking: High-volume combinations, solid jab, and the reach to keep opponents at bay.
- Petersen’s Power: Explosive counterpunching, forward pressure, and an 88% takedown defense that forces foes to stand and trade.
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Division Implications
A win for Pat cements his status as a top heavyweight prospect and could fast-track him into more high-profile matchups. A Petersen victory would revive momentum after a frustrating six-month skid and reestablish him as a threat to rising contenders.
As fight night approaches, bettors and analysts alike will dissect every angle—from striking percentages and knockout ratios to cardio and fight IQ. With both men eager to prove their worth, expect fireworks under the bright lights of the Meta APEX when Guilherme Pat and Thomas Petersen collide in what promises to be a compelling heavyweight showdown.
Live odds
Live and historic odds as well as more fighter statistics and insights for Guilherme Pat vs Thomas Petersen can be found on the fighter matchup page. All the fighter matchups and live odds for Moicano vs Duncan can be found on the Moicano vs Duncan event page.
Matchup and Fighter Profiles
Guilherme Pat Profile
Age: 31
Country: Brazil (São José dos Campos)
Fighting Style: Striker
Height / Reach: 78" / 81"
UFC Debut: Dec. 13, 2025
Record (Pro): 5–0–0 (4 KOs)
Recent Form
- Dec. 13, 2025: Win vs. Allen Frye Jr. – Unanimous Decision (3 rounds)
- Prior to UFC: Four straight stoppage victories on the Brazilian regional circuit (all by knockout)
With just one octagon outing under his belt, Pat remains largely an unknown to the UFC audience. However, his perfect 5–0 record and four knockout wins suggest elite power and finishing instincts. Notably, Pat’s average fight time of 15:00 minutes shows he possesses the cardio to see out a full three rounds, even if he has yet to be tested past the regional level.
Strengths
- Elite Striking Power: Four of five wins by KO, demonstrates ability to change the fight with one punch.
- Reach Advantage: +7" reach over Petersen enables him to dictate range.
- Accuracy & Defense: 64% significant strike accuracy and 62% defense keep him ahead in stand-up exchanges.
Weaknesses
- Untested Grappling: 0% takedown accuracy and defense indicate zero wrestling pedigree—vulnerable to level changes.
- Lack of Early Finishes: No first-round stoppages in UFC; may struggle if opponent weathers early storm.
- Experience Gap: Only one fight inside the UFC; pressure environment unknown.
Thomas Petersen Profile
Age: 30
Country: United States
Fighting Style: Boxer
Height / Reach: 73" / 74"
UFC Debut: Feb. 3, 2024
Record (Pro): 10–4–0 (7 KOs, 1 Sub)
Recent Form
- Oct. 11, 2025: Loss vs. Vitor Petrino – TKO Round 3
- May 3, 2025: Win vs. Dontale Mayes – Unanimous Decision
- Feb. 1, 2025: Loss vs. Shamil Gaziev – TKO Round 1
- Jul. 20, 2024: Win vs. Mohammed Usman – Unanimous Decision
- Feb. 3, 2024: Loss vs. Jamal Pogues – Unanimous Decision
Petersen’s 3-2 skid over his last five reflects inconsistency but also high-level competition. Six of his ten career wins came in the first round, confirming his status as a fast starter. Conversely, two knockout losses in 2025 expose durability concerns when fights extend.
Strengths
- Finishing Instincts: 60% of wins by first-round stoppage; deadly in early exchanges.
- Takedown Defense: 88% success; rarely taken down, forcing opponents to trade.
- Balanced Striking Metrics: 59% accuracy and 56% defense keep him competitive in stand-up wars.
Weaknesses
- Durability: Two KO/TKO losses in last three UFC outings raise questions about chin and conditioning.
- Cardio and Fight IQ: Average fight time of 10:48 suggests potential gas tank issues in later rounds.
- Limited Ground Offense: 50% takedown accuracy but only one submission win; lacks threat level on the mat.
Head-to-Head Outlook
This stylistic clash—Pat’s rangy power striking versus Petersen’s explosive boxing and defensive wrestling—will determine the victor. Pat must keep distance, pick his shots, and avoid overcommitting, while Petersen needs to pressure early, land heavy counters, and test Pat’s chin. Both men present clear strengths and exploitable weaknesses, making this heavyweight bout a must-watch showdown on the preliminary card.
Odds and Line Movement
Current Betting Odds
- Guilherme Pat: –115 (BetOnline.ag)
- Thomas Petersen: –105 (BetOnline.ag)
As things stand, Guilherme Pat is the slight favorite on the money line at –115, while Thomas Petersen is a narrow underdog at –105. The margin between these figures is slim—just 10 cents—indicating an evenly matched heavyweight tilt. If you’re shopping for the sharpest prices, BetOnline.ag currently offers the best available lines for both fighters, with no other major sportsbook providing a better spread at this time.
Line Movement History
Guilherme Pat
- Mar. 24, 2026: –130
- Mar. 25, 2026: –115
Pat’s line has moved 15 cents toward his backers over the past 24 hours. Early in the week, he was viewed as a more robust favorite at –130; lighter action on him has softened the line to –115, leveling the playing field.
Thomas Petersen
- Mar. 24, 2026: +110
- Mar. 25, 2026: –105
Petersen has experienced a dramatic 215-cent swing in his odds. He opened as a +110 underdog, enticed bettors with a potential $1,100 payout on a $1,000 wager. Heavy wagering on Petersen over the last 24 hours caused his line to flip from +110 to –105, transforming him into the shorter minus-money option—an unusual development that suggests smart money or sharp action is backing his chances.
Who’s the Underdog and Why It Matters
- Favorite: Guilherme Pat (–115)
- Underdog: Thomas Petersen (–105)
Pat retains the favorite tag due to his undefeated 5–0 record, superior reach (81" vs. 74"), and higher significant-strike metrics. Petersen’s line shortening reflects confidence in his veteran experience, finishing power, and elite 88% takedown defense. For bettors, an underdog whose line is moving toward favorability can be a red flag—or a signal of value, depending on your analysis.
Betting Scenarios and Potential Payouts
If you had $1,000 to wager on this bout:
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$1,000 on Guilherme Pat (–115)
Estimated profit: ~$870
Total return (stake + profit): ~$1,870 -
$1,000 on Thomas Petersen (–105)
Estimated profit: ~$950
Total return (stake + profit): ~$1,950
Despite Petersen being listed as the underdog, his current –105 tag offers a stronger return on your dollar.
Implied Probabilities
- Guilherme Pat: ~53% implied win probability
- Thomas Petersen: ~51% implied win probability
These percentages underscore how razor-thin the lines are for this heavyweight scrap. With both fighters hovering around a 50–50 chance, line movement and sportsbook selection will be critical for bettors seeking the best value.
By tracking these fluctuations—especially Petersen’s steep drift from +110 into minus-money territory—you can gauge where smart money is flowing. Whether you side with the unbeaten prospect in Pat or the battle-tested Petersen, understanding these odds dynamics will be key to maximizing your return on fight night.
AI Pick: Guilherme Pat
Click the buttons below to read more about why the AI picked Guilherme Pat, or see all the AI picks for Moicano vs Duncan. Our AI is trained on our fight data and picks winners for every fight. You can track all the picks, accuracy, and profit for free on our ai-picks page.
