Back to UFC Fight Night: Hermansson vs. Pyfer
Main Middleweight

Rodolfo Vieira vs Armen Petrosyan

UFC Fight Night: Hermansson vs. Pyfer ·Meta Apex
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Statlab take

baseline
Clear edge Confidence: High
Rodolfo Vieira
Armen Petrosyan
65% 35%
Why
73"
Reach
Δ 2"
71"
34
Age
Δ 1y
33
12-5
Career record
Δ 4 pp
10-5
W1
Current streak
W2
6
UFC fights in our DB
4

Logistic-regression model trained on ~5,000 UFC/DWCS fights since 2016 (71.9% test accuracy). The "Why" panel shows interpretable inputs; the headline probability comes from the model.

Statlab projections

Method classifier: 0.55 accuracy on 2083 fights
Actual result
Submission · Round 1
Vieira: 6 sig / 3 TD · Petrosyan: 9 sig / 0 TD
Rodolfo Vieira
Armen Petrosyan
39
Sig strikes landed
43
90
Sig strikes attempted
83
65
Total strikes landed
67
2.2
Takedowns landed
0.5
7.5
Takedowns attempted
1.0
0.10
Knockdowns
0.20
220s
Control time
83s
Method
Decision
72%
KO/TKO
19%
Submission
9%

Stat regressor (GBT MultiOutput) trained on 8348 fighter-fight rows. Per-stat MAE vs naive-mean baseline: SigStrikesLanded: 25.4 (naive 28.2); SigStrikesAttempted: 52.3 (naive 59.4); TakedownsLanded: 1.1 (naive 1.3); TakedownsAttempted: 2.5 (naive 3.0); Knockdowns: 0.3 (naive 0.3); ControlTimeSeconds: 113.9 (naive 131.8); TotalStrikesLanded: 33.8 (naive 37.1).

Red corner
W1

Rodolfo Vieira

12-5
Career record
Height
72"
Reach
73"
Stance
Orthodox
Age
34
In our database 6 fights · 4-2
Last 5
W UFC Fight Night: Song vs. Simon
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L UFC Fight Night: Tsarukyan vs. …
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W UFC Fight Night: Makhachev vs. …
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L UFC 258: Usman vs. Burns
—
W UFC 248: Adesanya vs. Romero
—
Blue corner
W2

Armen Petrosyan

"Superman"
10-5
Career record
Height
75"
Reach
71"
Stance
Orthodox
Age
33
In our database 4 fights · 3-1
Last 4
W UFC Fight Night: Vettori vs. Ca…
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W UFC 280: Oliveira vs. Makhachev
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L UFC Fight Night: Dos Anjos vs. …
—
W UFC Fight Night: Makhachev vs. …
—