Colorado Rockies vs Arizona Diamondbacks Prediction & Picks - MLB

USA - MLB

Colorado Rockies
9/23/26 20:40
Arizona Diamondbacks

Prediction:

 

Arizona Diamondbacks ML

-158
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 by Matt Lowrimore | in MLB Picks

A 16-game MLB slate is scheduled for Wednesday, one of which will feature a matchup in the National League West Division between the Colorado Rockies and the Arizona Diamondbacks. Let’s take a look at the match statistics and predictions for this game between the Rockies and the Diamondbacks.

Arizona enters this game several games above .500, but is currently in third place in the National League West Division. That said, Arizona’s playoff hopes are fading fast, as they are more than a handful of games behind the final NL Wild-Card spot and only have a few games remaining. Starting this game for the Diamondbacks will be Merrill Kelly, who has an ERA of 5.00 this season. He has been slightly better on the road this season, so there is a chance he will be able to limit the Rockies.

As for Colorado, they enter this game with one of the worst records in the league, which is why they are in last place in the National League West Division and have long been eliminated from the playoffs. Set to start this game for the Rockies will be Mason Adams, who has an ERA of 5.09 this season. Adams has made limited home starts, but has been terrible in them, suggesting the Diamondbacks will be able to take advantage.

Colorado Rockies vs Arizona Diamondbacks Form

Table

Teams Pts P W L
10 Arizona Diamondbacks
0.526 156 82 74
30 Colorado Rockies
0.365 156 57 99

Colorado Rockies and Arizona Diamondbacks Latest Matches

Colorado Rockies
Colorado Rockies Latest matches
W L L L W L
Victories

2/6 (33%)

Defeats

4/6 (67%)

Sep 20, 2026 - MLB

Colorado Rockies
1 :  2
Seattle Mariners

Sep 19, 2026 - MLB

Colorado Rockies
5 :  3
Seattle Mariners

Sep 18, 2026 - MLB

Colorado Rockies
4 :  5
Seattle Mariners

Sep 17, 2026 - MLB

Colorado Rockies
2 :  9
San Diego Padres

Sep 16, 2026 - MLB

Colorado Rockies
3 :  9
San Diego Padres

Sep 15, 2026 - MLB

Colorado Rockies
9 :  3
San Diego Padres
W L L L W L
Victories

2/6 (33%)

Defeats

4/6 (67%)

Sep 20, 2026 - MLB

Colorado Rockies
1 :  2
Seattle Mariners

Sep 19, 2026 - MLB

Colorado Rockies
5 :  3
Seattle Mariners

Sep 18, 2026 - MLB

Colorado Rockies
4 :  5
Seattle Mariners

Sep 17, 2026 - MLB

Colorado Rockies
2 :  9
San Diego Padres

Sep 16, 2026 - MLB

Colorado Rockies
3 :  9
San Diego Padres

Sep 15, 2026 - MLB

Colorado Rockies
9 :  3
San Diego Padres
L L L L L L
Victories

0/6 (0%)

Defeats

6/6 (100%)

Sep 13, 2026 - MLB

Detroit Tigers
8 :  1
Colorado Rockies

Sep 12, 2026 - MLB

Detroit Tigers
11 :  7
Colorado Rockies

Sep 11, 2026 - MLB

Detroit Tigers
6 :  2
Colorado Rockies

Sep 10, 2026 - MLB

New York Yankees
10 :  3
Colorado Rockies

Sep 9, 2026 - MLB

New York Yankees
6 :  1
Colorado Rockies

Sep 8, 2026 - MLB

New York Yankees
5 :  3
Colorado Rockies
Arizona Diamondbacks
Arizona Diamondbacks Latest matches
W L L L W W
Victories

3/6 (50%)

Defeats

3/6 (50%)

Sep 20, 2026 - MLB

Arizona Diamondbacks
8 :  4
New York Yankees

Sep 19, 2026 - MLB

Arizona Diamondbacks
5 :  3
New York Yankees

Sep 18, 2026 - MLB

Arizona Diamondbacks
2 :  9
New York Yankees

Sep 16, 2026 - MLB

Arizona Diamondbacks
3 :  4
Miami Marlins

Sep 15, 2026 - MLB

Arizona Diamondbacks
2 :  4
Miami Marlins

Sep 14, 2026 - MLB

Arizona Diamondbacks
8 :  7
Miami Marlins
W L L L W W
Victories

3/6 (50%)

Defeats

3/6 (50%)

Sep 20, 2026 - MLB

Arizona Diamondbacks
8 :  4
New York Yankees

Sep 19, 2026 - MLB

Arizona Diamondbacks
5 :  3
New York Yankees

Sep 18, 2026 - MLB

Arizona Diamondbacks
2 :  9
New York Yankees

Sep 16, 2026 - MLB

Arizona Diamondbacks
3 :  4
Miami Marlins

Sep 15, 2026 - MLB

Arizona Diamondbacks
2 :  4
Miami Marlins

Sep 14, 2026 - MLB

Arizona Diamondbacks
8 :  7
Miami Marlins
L W W W W L
Victories

4/6 (67%)

Defeats

2/6 (33%)

Sep 9, 2026 - MLB

Kansas City Royals
5 :  2
Arizona Diamondbacks

Sep 8, 2026 - MLB

Kansas City Royals
3 :  5
Arizona Diamondbacks

Sep 7, 2026 - MLB

Kansas City Royals
4 :  5
Arizona Diamondbacks

Sep 6, 2026 - MLB

Houston Astros
2 :  3
Arizona Diamondbacks

Sep 5, 2026 - MLB

Houston Astros
3 :  4
Arizona Diamondbacks

Sep 4, 2026 - MLB

Houston Astros
3 :  1
Arizona Diamondbacks

Colorado Rockies against Arizona Diamondbacks : Head to Head (H2H)

Colorado Rockies

50 %

Arizona Diamondbacks

50 %

Aug 12, 2026 - MLB

Arizona Diamondbacks
4 :  6
Colorado Rockies

Aug 11, 2026 - MLB

Arizona Diamondbacks
2 :  3
Colorado Rockies

Aug 10, 2026 - MLB

Arizona Diamondbacks
9 :  0
Colorado Rockies

May 24, 2026 - MLB

Arizona Diamondbacks
9 :  1
Colorado Rockies

May 23, 2026 - MLB

Arizona Diamondbacks
5 :  4
Colorado Rockies

May 22, 2026 - MLB

Arizona Diamondbacks
2 :  3
Colorado Rockies
Colorado Rockies vs Arizona Diamondbacks Picks

Colorado Rockies - Arizona Diamondbacks Key Points

  1. Merrill Kelly has an ERA of 5.00 this season
  2. Merrill Kelly has an ERA of 4.36 on the road this season
  3. Mason Adams has an ERA of 5.09 this season
  4. Mason Adams has an ERA of 9.00 at home this season

Our Colorado Rockies vs Arizona Diamondbacks Prediction

Arizona is the clear favorite in this game; however, they still look to be the best betting option. Even though both starters have been wildly inconsistent this season, the Diamondbacks still have the advantage in terms of the home/away splits. Kelly has made 15 road starts this season, in which he has allowed 44 runs (43 earned) over 88.2 innings. Adams, on the other hand, has made just two home starts, but has allowed nine earned runs over 9.0 innings.

There is also the fact that this game holds weight for the Diamondbacks, who are desperately trying to make a final push for the playoffs. Because of that, our Colorado Rockies vs. Arizona Diamondbacks prediction is: Arizona Diamondbacks ML.

Prediction:

 

Arizona Diamondbacks ML

-158
$350 offered for betting!

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All tips are fully researched and given in good faith, but profits cannot be guaranteed.