Thunder vs. Suns prediction, odds, line: Proven model reveals 2025 NBA Cup picks for quarterfinals matchup on December 10

The 2025 NBA Cup quarterfinals wrap up on Wednesday, with the Oklahoma City Thunder (23-1) hosting the Phoenix Suns (14-10) in the first matchup. The Thunder earned the West's No. 1 seed in the NBA Cup quarterfinals by sweeping their four group stage games. The Suns notched a wildcard seed by going 3-1 in Cup play, with their one defeat coming to OKC. The Thunder have won 15 straight games overall and seven straight versus Phoenix.

Tipoff is at 7:30 p.m. ET from the Paycom Center in Oklahoma City, Okla. The latest Suns vs. Thunder odds have OKC as 14.5-point favorites, per SportsLine consensus, while the over/under for total points scored is 225.5.

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Before making any Thunder vs. Suns picks or NBA Cup predictions, you NEED to see what the SportsLine Projection Model has to say.

SportsLine's model simulates every NBA game 10,000 times and has returned well over $10,000 in betting profit for $100 players on its top-rated NBA picks over the past eight seasons. The model enters Week 8 of the 2025-26 NBA season on a sizzling 29-14 roll on top-rated NBA spread picks dating back to last season. Anyone following could have seen HUGE returns!

The model has simulated Suns vs. Thunder 10,000 times and the results are in. We can tell you that the model is going Over on the point total in an A-rated pick, and it also says one side of the spread hits in well over 50% of simulations.

Who wins Thunder vs. Suns, and which side of the spread hits well over 50% of the time? ... Join SportsLine right now to find out which side of the Suns vs. Thunder spread you should be all over, all from the model on a 29-14 roll on top-rated NBA picks!

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