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Bantamweight
3 Rounds
Song Yadong won · KO/TKO R1
Elo1495
Elo1518
Song Yadong

Alejandro PerezvsSong YadongUFC Prediction Result

UFC 239: Jones vs. Santos · Saturday, July 6, 2019Las Vegas, Nevada, USA

Official fight result

Song Yadong won

KO/TKO · Round 1 · 2:04

Style matchupAlejandro Perez: Well-roundedvsSong Yadong: Pressure fighter

The well-rounded fighter has answers in multiple phases. The pressure fighter needs damage early.

Model Prediction: Song Yadong wins(61.2%)

Actual result: Song Yadong wins · Model version: ufc_v6_2_pure_lightgbm_20260715_055615

Correct

Hypothetical $100 stake on the replay pick

Song Yadong at -225 American odds

+$44 profit

$144 total returned

Tale of the Tape

Alejandro Perez
Red Corner
VS
Song Yadong
Blue Corner
+185
(35%)
Vegas Odds
-225
(69%)
1495
Elo
1518
36
Age
28
Orthodox
Stance
Orthodox
5'6"
Height
5'8"
170.18 cm
Reach
170.18 cm

Recent Form

Last 5 fights for each fighter — most recent on the right. Hover any result for the matchup.

Alejandro Perez
oldest →
W
KOvs Matthew Lopez · Apr 18
W
vs Eddie Wineland · Jul 18
L
vs Cody Stamann · Mar 19
W
SUBvs Johnny Eduardo · Oct 21
L
vs Jonathan Martinez · Feb 22
latest
Song Yadong
oldest →
W
vs Chris Gutierrez · Dec 23
L
vs Petr Yan · Mar 24
W
vs Henry Cejudo · Feb 25
L
vs Sean O'Malley · Jan 26
W
SUBvs Deiveson Figueiredo · May 26
latest

Output & Defense Comparison

Rate-normalized career statistics. Bold side has the edge per metric.

Alejandro PerezMetricSong Yadong
3.45
Strikes / min
4.42
3.18
Strikes absorbed / min
3.94
61%
Strike defense
55%
0.54
TDs / 15 min
0.78
70%
Takedown defense
73%
0.30
Sub atts / 15 min
0.10
Net striking (SLpM − SApM)
+0.27evenly matched on net striking+0.48

Statistical Profile

Career averages · bigger area = stronger across dimensions

Elo1566 vs 1546Strikes3.5 vs 3.5Takedowns0.5 vs 1.0Sub Atts0.10 vs 0.70Form0.2 vs 1.0
Alejandro PerezSong Yadong

Recent Elo Trajectory

Last 10 fights for each fighter, aligned right (most recent on the right).

14801493150515181530← oldermost recent →
Alejandro Perez(10 fights)Song Yadong(10 fights)

Model Feature Differentials

Red − Blue for each engineered feature. Bar leans toward the stronger fighter.Hover a label to see what it measures.

ELO Rating
Red -22.9|Blue +22.9
Recent Form
Red -0.8|Blue +0.8
Striker Score
Red +1.2|Blue -1.2
Grappler Score
Red -0.1|Blue +0.1
Layoff
Red -98.0|Blue +98.0
Red Corner advantageBlue Corner advantage

Strike Breakdown

Where the strikes landed. Head accuracy is the single strongest predictor of fight outcomes.

Alejandro PerezTargetSong Yadong

By target zone

0
0% acc
Head
6
40% acc · 75%
0
Body
1
50% acc · 13%
1
33% acc · 100%
Leg
1
33% acc · 13%

By position

1
7% acc · 100%
Distance
7
37% acc · 88%
0
Clinch
0
0
Ground
1
100% acc · 13%

Round-by-Round Scoring (Model)

Statistical round-winner heuristic based on strikes, takedowns, control time, and knockdowns. Not the official judges' scorecard.

0
Alejandro Perez rounds
0
even
1
Song Yadong rounds
Round 1Song Yadong edged it
Sig. strikes1
Takedowns0
Control0:00
Knockdowns0
8Sig. strikes
0Takedowns
0:01Control
1Knockdowns
Statistical round count agrees with the official result.

Fight Stats

Totals

0
KD
1
1 / 14
Sig Strikes
8 / 20
7%
Sig Str %
40%
1 / 14
Total Strikes
8 / 20
0 / 0
TDs
0 / 0
—
TD %
—
0
Sub Att
0
0
Rev
0
0:00
Ctrl Time
0:01

Round-by-Round

RoundFighterSig StrTotal StrTDSub
1Song Yadong8 / 208 / 200 / 00
1Alejandro Perez1 / 141 / 140 / 00

Alejandro Perez

StanceOrthodox
Height66.0"
Reach67.0"
Fights12

Song Yadong

StanceOrthodox
Height68.0"
Reach67.0"
Fights17