Xander Zayas vs Slawa Spomer

Data as of: 2026-05-22 14:32:00 UTC Historical As-of 2025-02-14

Analysis

Matchup weight class

Using confirmed bout weight class for matchup factors.

Zayas vs Spomer 14 Feb 2025 Result: Castro Historical Pick 77.38% Prediction: Correct Tap to expand Analysis

Change fighters and profiles

Matchup weight class

Using confirmed bout weight class for matchup factors.

Bout details

Fight result Xander Castro (TKO)

Model pick Xander Zayas 77.38%

Prediction result Correct

Zayas odds 1.1333

Spomer odds 7.0000

Zayas implied 88.24%

Spomer implied 14.29%

Pick odds 1.1333

Pick implied 88.24%

Expected return 0.8770

ROI -12.30%

Edge -10.86%

Lean No Value

Bout Historical

Odds updated 2026-04-10 12:56:11 UTC

Fighter details

Xander Zayas

Score 79.52 · 23-0-0 (13 KO)

Full name Xander Yarob Zayas Castro

Age 23 · Rank #11 · Confidence Medium 0.625

Stance Orthodox · H/R 178cm / 188cm · PR

WBA Super welterweight WBO Super welterweight

Slawa Spomer

Score 57.02 · 9-1-0 (11 KO)

Full name Slawa Spomer

Age 33 · Rank #394 · Confidence Medium 0.535

Stance Orthodox · H/R 178cm / 188cm · DE

Xander Zayas

Full name: Xander Yarob Zayas Castro
Age: 23
Fighter rank: #11
Current model score: 79.52
Fighter confidence: Medium 0.625
Stance: Orthodox
Height/Reach: 178cm / 188cm
Nationality: PR
Career snapshot: 23-0-0 (13 KO)

World titles

WBA Super welterweight WBO Super welterweight

14 Feb 2025

Pre-fight Projection

Result

Castro

Historical

77% Zayas

23% Spomer

Fight result: Xander Castro (TKO)
Model pick: Xander Zayas 77.38%
Prediction result: Correct
Pick probability: 77.38%
Market odds: 1.1333
Implied probability: 88.24%
Expected ROI (1u): -12.30%
Value edge: -10.86%
Lean assessment: No Value

Odds updated 2026-04-10 12:56:11 UTC

Slawa Spomer

Full name: Slawa Spomer
Age: 33
Fighter rank: #394
Current model score: 57.02
Fighter confidence: Medium 0.535
Stance: Orthodox
Height/Reach: 178cm / 188cm
Nationality: DE
Career snapshot: 9-1-0 (11 KO)

Subjective Stats

Methodology

Punching Power

84.5 Zayas Confidence High 0.760

65.7 Spomer Confidence High 0.760

Punching Accuracy

90.3 Zayas Confidence Medium 0.670

66.6 Spomer Confidence Medium 0.610

Hand Speed

92.1 Zayas Confidence Medium 0.620

63.5 Spomer Confidence Medium 0.500

Pace Pressure

82.7 Zayas Confidence Medium 0.640

62.0 Spomer Confidence Medium 0.580

Defensive Skill

92.3 Zayas Confidence Medium 0.710

61.2 Spomer Confidence Medium 0.550

Distance Footwork Control

90.9 Zayas Confidence Medium 0.690

60.6 Spomer Confidence Medium 0.500

Ring Iq Adaptability

87.9 Zayas Confidence Medium 0.730

62.0 Spomer Confidence Medium 0.590

Counter Punching

87.0 Zayas Confidence Medium 0.550

61.6 Spomer Confidence Low 0.450

Chin

87.4 Zayas Confidence Medium 0.520

52.8 Spomer Confidence Low 0.480

Cardio Engine

87.9 Zayas Confidence High 0.770

63.1 Spomer Confidence Medium 0.660

Style Profile Zayas: Boxer-Puncher Out-Boxer vs Spomer: Boxer-Puncher Power Slugger Expand

Style rows below share a 100-point allocation for each fighter. They are not separate 100-point scales.

Pressure Swarmer

12.0 Zayas Confidence Low 0.420

12.0 Spomer Confidence Low 0.340

Out Boxer

24.0 Zayas Confidence Medium 0.630

18.0 Spomer Confidence Medium 0.560

Power Slugger

18.0 Zayas Confidence Medium 0.580

20.0 Spomer Confidence Medium 0.550

Boxer Puncher

36.0 Zayas Confidence High 0.770

42.0 Spomer Confidence Medium 0.730

Counter Puncher

10.0 Zayas Confidence Low 0.330

8.0 Spomer Confidence Very Low 0.240

Stance Advantage Zayas Advantage Vs Orthodox vs Spomer Advantage Vs Orthodox Expand

Stance rows below also share a 100-point allocation for each fighter rather than separate 100-point scales.

Vs Orthodox

58.0 Zayas Confidence Medium 0.620

68.0 Spomer Confidence Medium 0.630

Vs Southpaw

42.0 Zayas Confidence Medium 0.620

32.0 Spomer Confidence Low 0.370

Objective Stats

Methodology

Win Rate Last 3

100 Zayas

66.67 Spomer

Ko Rate Last 3

33.33 Zayas

66.67 Spomer

Activity Last 3 In Last 12m

66.67 Zayas

33.33 Spomer

Opponent Rating Last 3

63.85 Zayas

54.24 Spomer

Trend Score Last 5

100 Zayas

80 Spomer

Win Rate Last 3 Relative

100 Zayas

83.33 Spomer

Ko Rate Last 3 Relative

46.67 Zayas

66.67 Spomer

Activity Last 3 In Last 12m Relative

66.67 Zayas

33.33 Spomer

Opponent Rating Last 3 Relative

63.85 Zayas

54.24 Spomer

Trend Score Last 5 Relative

100 Zayas

90 Spomer

Matchup Factors

Weight Class Difference

Zayas stays in class.

Spomer stays in class.

Interaction: No advantage.

Advantage: Neutral

Height Reach Delta

Zayas height: 178.0cm reach: 188.0cm

Spomer height: 178.0cm reach: 188.0cm

Interaction: No advantage.

Advantage: Neutral 0.0cm

Stance Interaction

Zayas vs orthodox: 58.0

Spomer vs orthodox: 68.0

Interaction: low advantage Spomer.

Advantage: Spomer (Spomer +10.0 pts)

Style Interaction

Zayas style: Boxer Puncher

Spomer style: Boxer Puncher

Interaction: No advantage.

Advantage: Neutral