Oklahoma State vs. UMKC Dunkel Predictions & Vegas Odds - Dec. 18

The Oklahoma State Cowboys (9-1) host the UMKC Roos (2-10) at Gallagher-Iba Arena, starting at 8 p.m. ET on Thursday, December 18, 2025. The Roos are 28-point underdogs in the game. The matchup's over/under is 161.5.

Oklahoma State enters this contest following an 85-76 loss to Oklahoma on Saturday. In Oklahoma State's loss, Kanye Clary led the way with a team-high 18 points (adding three rebounds and four assists). UMKC is coming off of an 89-67 loss to Oklahoma in its most recent game on Tuesday. Karmello Branch scored a team-high 23 points for UMKC in the loss.

Oklahoma State vs. UMKC Odds and Game Time

• When: Thursday, December 18, 2025 at 8 p.m. ET
• Where: Gallagher-Iba Arena in Stillwater, Oklahoma
• Spread favorite: Oklahoma State -28
• Over/Under: 161.5 points

How to watch Oklahoma State vs. UMKC

• TV Channel: ESPN+
• Check out the rest of our Dunkel Index NCAA Basketball Picks!

Betting the Over/Under: Oklahoma State vs. UMKC

• Six of Oklahoma State's games this season have gone over Thursday's total of 161.5 points.
• This season, UMKC has played just two games with a combined score higher than 161.5 points.
• The Cowboys average 89.8 points per game against the Roos' 69.3, totaling 2.4 points under the matchup's point total of 161.5.
• These two teams surrender a combined 159 points per game, 2.5 less than this contest's over/under.
• Oklahoma State has a 167.1 average over/under in its games this season, 5.6 more points than the over/under in this matchup.
• The over/under for this game is 10.6 points higher than the average over/under in UMKC's games this season of 150.9.

Betting the Spread: Oklahoma State vs. UMKC

• In Oklahoma State's 10 games this season, it has five wins against the spread.
• The Cowboys have yet to cover the spread this season when favored by 28 points or more.
• Against the spread, UMKC is 3-7-0 this year.
• This year, the Roos have won against the spread in each of their two games as an underdog of 28 points or more.
• Oklahoma State is 7-0 overall, and 3-4 against the spread, at home.
• At home, as a 28-point favorite or more, Oklahoma State is winless ATS (0-1).
• On the road, UMKC has two wins against the spread and are 0-7 overall.

Dunkel Index Prediction for Oklahoma State vs. UMKC

• Pick ATS: UMKC (+ 28)
• Pick OU: Under (161.5)
  
• Prediction: Oklahoma State 89 - UMKC 66