FinalFinal lineupsNL West / AL East

Arizona Diamondbacks 4, Boston Red Sox 9

Final Score and Game Recap

Final score, pitching lines and standings context.

7:10 PM ET · Fenway ParkGame-day snapshot Aug 18, 10:15 PM ETFinal lineups lockedCurrent 2026 season stats — updated Oct 2, 5:00 AM ET
T-Score50
86–76 · 3rd NL West · T-Score 50
4
4–9
FINAL
87–75 · 3rd AL East · T-Score 55
9
T-Score55
FINAL

Matchup at a glance

PitcherStat calculation
CategoryComparisonWhy
Starting pitcherSoxBoston has the stronger starting-pitcher profile: Suarez leads in P-Score, WHIP and K/9.
Offense vs handDiamondbacksArizona has produced the stronger offense against left-handed pitching.
LineupDiamondbacksArizona's official lineup includes 6 right-handed bats against the opposing starter.
BullpenSoxBoston has allowed fewer runs from the bullpen on the season ERA.
Recent formDiamondbacksArizona has won 5 of its last 10 and owns the stronger recent run differential.

Starting pitchers

2026 season (MLB rank among qualified starters)
ERA
5.11
161st
WHIP
1.48
175th
K/9
5.90
198th
BB/9
3.82
171st
P-Score40i
FIP
–
HR/9
1.80
172nd
OPS/R
–
IP
125.0
Last 5 starts
ERA
4.78
QUALITY
START %
0%
(0 of 5)
DAYS
REST
6
2026 season (MLB rank among qualified starters)
ERA
3.25
36th
WHIP
1.19
70th
K/9
9.17
92nd
BB/9
2.58
75th
P-Score64i
FIP
–
HR/9
0.50
14th
OPS/R
–
IP
108.0
Last 5 starts
ERA
2.81
QUALITY
START %
0%
(0 of 5)
DAYS
REST
6
How the starters differ
·Suarez strikes out 3.3 more batters per nine innings.
·Suarez allows fewer baserunners, with a 1.19 WHIP compared with 1.48.
·Suarez enters with a 3.25 ERA compared with Kelly's 5.11.
·Suarez allows the lower home-run rate: 0.50 vs 1.80 per nine.
Advanced starter metricsERA−, FIP, WAR, career vs opponent
MetricKellySuarezNote
Career vs opponent– ERA, 3 GS– ERA, 11 GSCareer history against this opponent.

How the lineups match the starters' pitch mix

Pitch data coverage: partial. Usage and velocity only.

Kelly arsenal
PitchUsageVelo
Changeup28%88.5
Four-seam28%92.1
Cutter13%91.0
Curveball12%82.5
Slider10%86.3
Sinker10%92.4
Suarez arsenal
PitchUsageVelo
Sinker24%90.3
Four-seam23%91.5
Cutter19%88.0
Curveball17%75.7
Changeup12%81.1
Slider5%78.9

Team OPS vs opposing starter's hand

2nd
in MLB
0.782OPS
.600.700.800.9001.000
22nd
in MLB
0.711OPS
.600.700.800.9001.000

Lineups

Final lineupsOrder from the stored snapshot; treat as unofficial until the card is filed.Full lineup page
Arizona DiamondbacksOfficial lineupvs LHP Ranger Suarez
Boston Red SoxOfficial lineupvs RHP Merrill Kelly

Team comparison

OffenseAZAZ·BOSBOS
AVG.246 11th.245 16th
OPS.720 14th.717 19th
Home runs166 25th163 26th
Runs739 11th689 23rd
OBP.318 13th.319 12th
SLG.402 13th.398 20th
PitchingAZAZ·BOSBOS
1stMLB rank30th
ERA4.18vs3.54
AZBOS
WHIP1.28vs1.23
AZBOS
K/97.1vs8.7
AZBOS
HR Allowed186vs153
AZBOS
BullpenAZAZ·BOSBOS
1stMLB rank30th
Bullpen ERA3.93vs3.34
no league rank
Bullpen WHIP1.25vs1.20
no league rank
Saves38vs46
AZBOS
ResultsAZAZ·BOSBOS
+27916th
Run differential
+31910th
86–76 Record87–75
5–5 Last 103–7
Last 10 games
L
L
W
W
L
L
W
W
L
W
W
L
W
L
W
L
L
L
L
L
2026 head-to-head
Season Series
2—1
3 Games Played

Frequently asked

Who is starting for the Diamondbacks?+
Merrill Kelly (5.11 ERA, 8–10) is listed as the starter.
Who is starting for the Sox?+
Ranger Suarez (3.25 ERA, 4–3) is listed as the starter.
What time does the game start?+
7:10 PM ET at Fenway Park.
Where is the game being played?+
Fenway Park, home of the Boston Red Sox.
Are the lineups confirmed?+
Not as official league cards. The orders shown are the current projected or last-posted lineups.
How have the Diamondbacks and Sox performed head-to-head?+
Season series: Sox 1–2 this season.
How do the starters compare on P-Score?+
Merrill Kelly is at 40; Ranger Suarez is at 64. P-Score is PitcherStat's 0–100 season index for qualified starters.