Kai-Wei Teng (RP) - Houston Astros MLB Stats 2025

Updated Oct 28, 2026 10:52 PM ET

Kai-Wei Teng

· RP · MLB · 5,588 views

27 yrs · 6' 4" · 260 lbs · Bats: Right / Throws: Right · Debut: 2024

FPPG (DK, 2025)

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ERA

5.61

W-L

2-4

33.2

2025 Season Stats

Kai-Wei posted a 5.61 ERA over 33.2 innings pitched with a 2-4 record in 2025. He had struck out 44 batters and walked 17 and averaging 11.8 strikeouts per nine innings. His WHIP stood at 1.37, allowing 29 hits and 2 home runs. Kai-Wei recorded 2 saves.

Pitching Splits Pitching performance splits against left-handed and right-handed batters. 2025 Season - 139 TBF

Split	K%	K/9	BB%	wOBA	xFIP	HH%
vs LHB	22.2%	9.0	6.9%	0.415	4.73	31.6%
vs RHB	34.3%	15.0	17.9%	0.463	4.06	31.6%
Overall	28.1%	11.8	12.2%	0.438	4.44	31.6%

Pitching Splits — K% & BB% (2025) Strikeout and walk rates against left-handed batters, right-handed batters, and overall.

Pitching Splits — wOBA (2025) Weighted on-base average allowed against left-handed batters, right-handed batters, and overall. Lower is better for pitchers.

Pitching Splits — HH% (2025) Hard-hit rate allowed against left-handed batters, right-handed batters, and overall. Lower is better for pitchers.

Season Context Key season-level pitching metrics including games played, SIERA, and batted ball data. 2025 Season - 139 TBF

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SIERA

4.09

P/IP

19.6

TBF

139

HH%

31.6%

Barrel%

3.9%

CSW%

29.8%

CSW Prev

30.0%

GB%

45.4%

FB%

54.6%

Bullpen

4.28

RSB

-0.96

Batted Ball Profile (2025) Ground ball vs fly ball tendency — higher GB% generally means fewer home runs allowed.

Traditional Stats Standard pitching stats: ERA, FIP, W/L, saves, holds, innings, and games started. 2025 Season

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Kai-Wei Teng MLB Stats 2025

Kai-Wei Teng is a RP for the Houston Astros. For the 2026 season, Kai-Wei had a 28.1% strikeout rate, a 4.44 xFIP, a 4.76 ERA, 73.2 innings pitched. View Kai-Wei's 2026 stats, recent performance trends, and key statistical categories to evaluate fantasy value and make informed DFS lineup decisions. Statcast data shows Kai-Wei with a 0.0 mph average exit velocity and a 0.0% barrel rate.

Stats updated November 13, 2026.