Terry Forster vs Pedro Guerrero: Career Stats Comparison

Terry Forster and Pedro Guerrero played different roles, so their careers are compared side by side rather than scored against each other. Terry Forster played 1971–1986 as a pitcher; Pedro Guerrero played 1978–1992 as a hitter.

AVG (Batting Average):
Hits divided by at bats. .300 is the traditional mark of an excellent hitter.
HR (Home Runs):
Hits on which the batter circled the bases and scored, almost always by clearing the outfield fence.
RBI (Runs Batted In):
Runs that scored as a direct result of a batter's plate appearance.
OPS (On-Base Plus Slugging):
On-base percentage plus slugging percentage, the quickest single summary of offensive value. .900 or better is star-level.

Data updated

Terry Forster (1971–1986) and Pedro Guerrero (1978–1992) played opposite sides of the ball, so there is no honest category-by-category scoreboard for this matchup. Terry Forster pitched, totalling 54 wins and 791 strikeouts; Pedro Guerrero hit, totalling 1,618 hits and 215 home runs. Each career is shown below in its own discipline, with PIV as the one measure that spans both roles.

Quick answer

  • Who has the higher career PIV? Pedro Guerrero, with 21,254 career PIV to Terry Forster's 17,266.
  • Who won more championships? Pedro Guerrero, with 2 World Series titles to Terry Forster's 1.

Terry Forster

Pitcher · 1971–1986
Wins
54
Losses
65
Strikeouts
791
ERA
3.23
WHIP
1.35
IP
1,105.2
View Terry Forster's full profile →

Pedro Guerrero

Hitter · 1978–1992
Games
1,536
Hits
1,618
Home Runs
215
RBI
898
Avg
.300
OPS
.850
View Pedro Guerrero's full profile →

Career Stats, Each in His Own Role

Terry Forster is shown on pitching lines and Pedro Guerrero on batting lines. Nothing is marked as a category winner, because these two cards measure different jobs — reading them cell against cell would tell you nothing.

Terry Forster — Pitcher

Terry Forster vs Pedro Guerrero: Career Stats Comparison — Terry Forster — Pitcher
Statistic Terry Forster
Wins 54
Losses 65
Games 614
Games Started 39
Complete Games 5
Shutouts 0
Saves 127
Strikeouts 791
Walks 457
Hits Allowed 1,034
Home Runs Allowed 51
Innings Pitched 1,105.2
ERA 3.23
WHIP 1.35
K/9 6.44
BB/9 3.72

Pedro Guerrero — Hitter

Terry Forster vs Pedro Guerrero: Career Stats Comparison — Pedro Guerrero — Hitter
Statistic Pedro Guerrero
Games 1,536
At-Bats 5,392
Runs 730
Hits 1,618
Doubles 267
Triples 29
Home Runs 215
RBI 898
Walks 609
Strikeouts 862
Stolen Bases 97
Batting Avg .300
On-Base % .370
Slugging % .480
OPS .850

PIV Comparison through 2025

Terry Forster carries a career pitching PIV of 17,266; Pedro Guerrero carries a career batting PIV of 21,254. Pedro Guerrero is the higher of the two at 21,254 to 17,266. Both figures adjust each season to league baselines, but batting PIV and pitching PIV are calibrated separately — so read this as a directional comparison of career impact, not a settled verdict.

PIV is computed through the 2025 season. The career totals on this page include 2026 to date, so PIV does not yet reflect the 2026 season.

Terry Forster
17,266
Career Pitcher PIV · 1,079 per season (16 seasons)
Pedro Guerrero
21,254
Career PIV · 1,328 per season (16 seasons)

How PIV is calculated →

Peak Seasons

The best single seasons each player produced, ranked within his own role — ERA for the pitcher (120+ innings), OPS for the hitter (300+ at-bats).

Terry Forster — top 2 seasons by ERA (lower is better)

19733.23 ERA6-11, 120 K in 172 IP
19743.62 ERA7-8, 105 K in 134 IP

Pedro Guerrero — top 3 seasons by OPS

1985.999 OPS33 HR, 87 RBI, .320 avg
1987.955 OPS27 HR, 89 RBI, .338 avg
1982.914 OPS32 HR, 100 RBI, .304 avg

Verdict

There is no head-to-head scoreboard for Terry Forster and Pedro Guerrero: one pitched and one hit, and no counting stat means the same thing on both cards. On PIV — the one metric that scores both roles against league baselines — Pedro Guerrero grades higher, 21,254 to 17,266. Because the batting and pitching versions of PIV are calibrated separately, that gap is a directional signal about career impact rather than a ruling on who was the better ballplayer. Click through to each profile for the full season-by-season breakdown.

Related Matchups

How the Terry Forster and Pedro Guerrero careers compare

The careers of Terry Forster (1971–1986) and Pedro Guerrero (1978–1992) overlapped from 1978 to 1986, so for those seasons they faced the same league conditions. As a pitcher, Terry Forster went 54-65 with a 3.23 ERA and 791 strikeouts. Pedro Guerrero's batting card reads 1,618 hits, 215 home runs and a .300 average. Because one is a pitcher and the other a hitter, the page keeps their statistics in separate tables and uses PIV as the shared yardstick. Their best seasons are measured differently, 3.23 ERA in 1973 for Terry Forster and .999 OPS in 1985 for Pedro Guerrero.

Terry Forster vs Pedro Guerrero: Frequently Asked Questions

Who has the higher career PIV?
Pedro Guerrero, with 21,254 career PIV to Terry Forster's 17,266.
Who won more championships?
Pedro Guerrero, with 2 World Series titles to Terry Forster's 1.
How do Terry Forster and Pedro Guerrero compare?
Terry Forster played 1971–1986 and Pedro Guerrero played 1978–1992; this page sets their career totals side by side in every category both accumulated.