UFC 131: Dos Santos vs Carwin: Predictions & Analysis
UFC 131: Dos Santos vs Carwin lands on Saturday, June 11, 2011 in Vancouver, British Columbia, Canada with 12 bouts on the card. Below is our fight-by-fight breakdown, combining Elo ratings, rolling statistical trends, style matchup data, and betting market context into a pick for every bout.
Quick Picks
| Matchup | Pick | Confidence | Prob |
|---|---|---|---|
| Junior Dos Santos vs Shane CarwinHeavyweight | Junior Dos Santos | Strong | 78% |
| Kenny Florian vs Diego NunesFeatherweight | Kenny Florian | Lean | 63% |
| Mark Munoz vs Demian MaiaMiddleweight | Mark Munoz | Toss-up | 54% |
| Dave Herman vs Jon Olav EinemoHeavyweight | Dave Herman | Lean | 63% |
| Donald Cerrone vs Vagner RochaLightweight | Donald Cerrone | Confident | 74% |
| Sam Stout vs Yves EdwardsLightweight | Sam Stout | Lean | 57% |
| Chris Weidman vs Jesse BongfeldtMiddleweight | Chris Weidman | Confident | 70% |
| Krzysztof Soszynski vs Mike MassenzioLight Heavyweight | Krzysztof Soszynski | Toss-up | 50% |
| Nick Ring vs James HeadMiddleweight | Nick Ring | Toss-up | 55% |
| Dustin Poirier vs Jason YoungFeatherweight | Dustin Poirier | Confident | 72% |
| Joey Beltran vs Aaron RosaHeavyweight | Joey Beltran | Toss-up | 51% |
| Darren Elkins vs Michihiro OmigawaFeatherweight | Darren Elkins | Confident | 74% |
Fight-by-Fight Breakdown
Junior Dos Santos vs Shane Carwin
The Heavyweight matchup features Junior Dos Santos (15-7) taking on Shane Carwin (4-1). Carwin will look to use a 3-inch reach edge to control distance.
There's a real Elo separation here: Carwin at 1317 versus Santos at 1191. That 126-point gap typically reflects a meaningful difference in recent quality of competition and results.
Both fighters land in our "Striker" archetype — fighters with a well-rounded skill set. When mirror matchups like this happen, the edge usually goes to whoever can impose their preferred pace and range.
A few statistical edges stand out. Carwin throws significantly more leather — a 0.4 sig. strike per minute gap. Carwin is far more active with takedowns, averaging 0.6 more per 15 minutes. Santos has tighter striking defense, making opponents miss more often.
**The Pick: Junior Dos Santos over Shane Carwin.** The model is firm on this one: Santos at 78%.
Kenny Florian vs Diego Nunes
The Featherweight matchup features Kenny Florian (12-4) taking on Diego Nunes (3-2). Florian is the bigger frame at 5'10" with a 7-inch reach advantage.
Florian is rated at 1304 — 257 points above Nunes's 1047. Gaps this large usually mean one fighter has been consistently beating better opponents.
Stylistically this is Florian's wrestler game against Nunes's striker approach. Florian looks to close distance and put the fight on the mat, while Nunes brings a versatile approach. Historically these archetypes are dead-even when they collide.
A few statistical edges stand out. Nunes throws significantly more leather — a 2.2 sig. strike per minute gap. Florian is far more active with takedowns, averaging 0.8 more per 15 minutes. Florian has tighter striking defense, making opponents miss more often.
**The Pick: Kenny Florian over Diego Nunes.** The model gives Florian a slight nod at 63% — this could easily go either way.
Mark Munoz vs Demian Maia
The Middleweight matchup features Mark Munoz (8-6) taking on Demian Maia (22-10).
Maia is rated at 1371 — 289 points above Munoz's 1082. Gaps this large usually mean one fighter has been consistently beating better opponents.
Stylistically this is Munoz's striker game against Maia's wrestler approach. Munoz brings a versatile approach, while Maia looks to close distance and put the fight on the mat. Historically these archetypes are dead-even when they collide.
A few statistical edges stand out. Munoz throws significantly more leather — a 1.7 sig. strike per minute gap. Maia is far more active with takedowns, averaging 1.5 more per 15 minutes. Munoz has tighter striking defense, making opponents miss more often.
**The Pick: Mark Munoz over Demian Maia.** This is essentially a pick'em. The model nudges toward Munoz at 54%, but there's almost nothing separating these two.
Dave Herman vs Jon Olav Einemo
The Heavyweight matchup features Dave Herman (1-3) taking on Jon Olav Einemo (0-1).
The Elo gap here is razor-thin — Herman at 849, Einemo at 863. On paper, this is as close to a coin flip as it gets.
A few statistical edges stand out. Einemo throws significantly more leather — a 0.0 sig. strike per minute gap. Einemo is far more active with takedowns, averaging 0.0 more per 15 minutes. Einemo has tighter striking defense, making opponents miss more often.
**The Pick: Dave Herman over Jon Olav Einemo.** The model gives Herman a slight nod at 63% — this could easily go either way.
Donald Cerrone vs Vagner Rocha
The Lightweight matchup features Donald Cerrone (23-13) taking on Vagner Rocha (1-2). There's a 3-inch height gap favoring Cerrone.
Cerrone is rated at 1054 — 186 points above Rocha's 868. Gaps this large usually mean one fighter has been consistently beating better opponents.
A few statistical edges stand out. Cerrone throws significantly more leather — a 4.2 sig. strike per minute gap. Cerrone is far more active with takedowns, averaging 5.1 more per 15 minutes. Rocha has tighter striking defense, making opponents miss more often.
**The Pick: Donald Cerrone over Vagner Rocha.** We're leaning Cerrone here at 74%, a solid but not overwhelming edge.
Sam Stout vs Yves Edwards
The Lightweight matchup features Sam Stout (9-10) taking on Yves Edwards (10-9). Edwards will look to use a 3-inch reach edge to control distance.
Edwards carries a modest Elo edge (818 to 756), the kind of gap that reflects a slightly better run of form rather than a talent chasm.
The style clash matters here: Stout is comfortable adjusting on the fly, mixing strikes and grappling as openings appear, while Edwards looks to close distance and put the fight on the mat. In our database, wrestlers own a 59% win rate against all-rounders, giving Edwards the stylistic edge.
A few statistical edges stand out. Stout throws significantly more leather — a 2.1 sig. strike per minute gap. Edwards is far more active with takedowns, averaging 0.3 more per 15 minutes. Edwards has tighter striking defense, making opponents miss more often.
**The Pick: Sam Stout over Yves Edwards.** The model gives Stout a slight nod at 57% — this could easily go either way.
Chris Weidman vs Jesse Bongfeldt
The Middleweight matchup features Chris Weidman (12-7) taking on Jesse Bongfeldt (0-0-1).
There's a real Elo separation here: Weidman at 1060 versus Bongfeldt at 928. That 132-point gap typically reflects a meaningful difference in recent quality of competition and results.
A few statistical edges stand out. Bongfeldt throws significantly more leather — a 0.5 sig. strike per minute gap. Weidman is far more active with takedowns, averaging 3.0 more per 15 minutes. Weidman has tighter striking defense, making opponents miss more often.
**The Pick: Chris Weidman over Jesse Bongfeldt.** We're leaning Weidman here at 70%, a solid but not overwhelming edge.
Krzysztof Soszynski vs Mike Massenzio
The Light Heavyweight matchup features Krzysztof Soszynski (6-2) taking on Mike Massenzio (2-4). Soszynski will look to use a 4-inch reach edge to control distance.
Soszynski is rated at 975 — 168 points above Massenzio's 807. Gaps this large usually mean one fighter has been consistently beating better opponents.
The style clash matters here: Soszynski is comfortable adjusting on the fly, mixing strikes and grappling as openings appear, while Massenzio looks to close distance and put the fight on the mat. In our database, wrestlers own a 59% win rate against all-rounders, giving Massenzio the stylistic edge.
A few statistical edges stand out. Soszynski throws significantly more leather — a 3.3 sig. strike per minute gap. Massenzio is far more active with takedowns, averaging 4.8 more per 15 minutes. Soszynski has tighter striking defense, making opponents miss more often.
**The Pick: Krzysztof Soszynski over Mike Massenzio.** This is essentially a pick'em. The model nudges toward Soszynski at 50%, but there's almost nothing separating these two.
Nick Ring vs James Head
The Middleweight matchup features Nick Ring (3-2) taking on James Head (2-2).
There's a real Elo separation here: Ring at 1015 versus Head at 922. That 93-point gap typically reflects a meaningful difference in recent quality of competition and results.
A few statistical edges stand out. Ring throws significantly more leather — a 2.7 sig. strike per minute gap. Head is far more active with takedowns, averaging 0.0 more per 15 minutes. Head has tighter striking defense, making opponents miss more often.
**The Pick: Nick Ring over James Head.** This is essentially a pick'em. The model nudges toward Ring at 55%, but there's almost nothing separating these two.
Dustin Poirier vs Jason Young
The Featherweight matchup features Dustin Poirier (22-8) taking on Jason Young (1-2).
Poirier is rated at 1681 — 839 points above Young's 842. Gaps this large usually mean one fighter has been consistently beating better opponents.
A few statistical edges stand out. Poirier throws significantly more leather — a 5.1 sig. strike per minute gap. Young is far more active with takedowns, averaging 0.0 more per 15 minutes. Young has tighter striking defense, making opponents miss more often.
**The Pick: Dustin Poirier over Jason Young.** We're leaning Poirier here at 72%, a solid but not overwhelming edge.
Joey Beltran vs Aaron Rosa
The Heavyweight matchup features Joey Beltran (3-5) taking on Aaron Rosa (1-1). Rosa is the bigger frame at 6'4" with a 2-inch reach advantage.
There's a real Elo separation here: Rosa at 902 versus Beltran at 815. That 87-point gap typically reflects a meaningful difference in recent quality of competition and results.
A few statistical edges stand out. Beltran throws significantly more leather — a 4.4 sig. strike per minute gap. Beltran is far more active with takedowns, averaging 0.3 more per 15 minutes. Rosa has tighter striking defense, making opponents miss more often.
**The Pick: Joey Beltran over Aaron Rosa.** This is essentially a pick'em. The model nudges toward Beltran at 51%, but there's almost nothing separating these two.
Darren Elkins vs Michihiro Omigawa
The Featherweight matchup features Darren Elkins (19-10) taking on Michihiro Omigawa (1-5). Elkins is the bigger frame at 5'10" with a 3-inch reach advantage.
Elkins is rated at 1113 — 360 points above Omigawa's 753. Gaps this large usually mean one fighter has been consistently beating better opponents.
Both fighters land in our "Wrestler" archetype — fighters who win by dictating where the fight takes place, grinding out control time and wearing opponents down. When mirror matchups like this happen, the edge usually goes to whoever can impose their preferred pace and range.
A few statistical edges stand out. Omigawa throws significantly more leather — a 1.4 sig. strike per minute gap. Elkins is far more active with takedowns, averaging 20.5 more per 15 minutes. Elkins has tighter striking defense, making opponents miss more often.
**The Pick: Darren Elkins over Michihiro Omigawa.** We're leaning Elkins here at 74%, a solid but not overwhelming edge.
Methodology
Predictions are generated by our ensemble model combining LightGBM (65%) and CatBoost (35%), trained on every UFC fight since 1994. The model uses 23 features including Elo ratings, rolling 5-fight statistical averages, style matchup history, physical attributes, and market odds when available.
On our held-out test set (402 fights from January-September 2023), the model achieves 63.4% accuracy with a log-loss of 0.626. High-confidence picks (>75% probability) hit at 82.7%. For full model transparency, visit our Model page.