Rio Britton
Arizona Diamondbacks (A)P
Age: 22
Bats/Throws: S/L
6'2" / 189
DOB: 12/23/2002
(22 years, 4 months, 9 days)
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Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring TrainingCollege
| Season | Team | Level | Age | W W - Wins | L L - Losses | SV SV - Saves | G G - Games Pitched | GS GS - Games Started | IP IP - Innings Pitched | divider | K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP) | BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP) | HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP) | BABIP BABIP - Batting Average on Balls in Play | LOB% LOB% - Left on Base Percentage | GB% GB% - Ground Ball Percentage (GB/BIP) | HR/FB HR/FB - Home Run to Fly Ball Ratio | divider | vFA vFA - Fourseam Fastball velocity (Pitch Info) | divider | ERA ERA - Earned Run Average ((ER*9)/IP) | xERA xERA - Expected ERA | FIP FIP - Fielder Independent Pitching on an ERA scale | xFIP xFIP - Expected Fielder Independent Pitching where Home Runs are calculated as 10.5% of Fly Balls induced | WAR WAR - Wins Above Replacement |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | ORE | NCAA | 18 | 0 | 0 | 0 | 15 | 0 | 15.1 | 10.57 | 4.70 | 0.59 | .286 | 69.9% | 3.52 | 3.46 | |||||||||
| 2022 | ORE | NCAA | 19 | 4 | 1 | 1 | 34 | 0 | 39.1 | 8.01 | 4.58 | 0.69 | .222 | 71.8% | 3.20 | 4.01 | |||||||||
| 2023 | NCSU | NCAA | 20 | 3 | 2 | 0 | 22 | 1 | 31.2 | 11.94 | 5.40 | 0.85 | .388 | 74.8% | 4.83 | 3.96 | |||||||||
| 2024 | ARI | A | 21 | 1 | 4 | 1 | 35 | 1 | 68.0 | 10.19 | 4.50 | 0.66 | .364 | 71.3% | 49.4% | 13.5% | 3.97 | 4.48 | 4.10 | ||||||
| 2024 | ARI | ST | 21 | 0 | 0 | 0 | 1 | 0 | 1.0 | 0.00 | 0.00 | 0.00 | .250 | 100.0% | 75.0% | 0.0% | 0.00 | 3.74 | 3.74 | ||||||
| 2025 | Steamer | PROJ | 22 | 0 | 0 | 0 | 1 | 0 | 1.0 | 5.93 | 6.29 | 1.09 | .307 | 70.0% | 46.0% | 5.51 | 5.67 | 5.74 | 0.0 | ||||||
| 2025 | OOPSY | PROJ | 22 | 0 | 0 | 0 | 1 | 0 | 1.9 | 6.09 | 4.79 | 1.09 | .308 | 65.2% | 5.42 | 5.14 | 0.0 | ||||||||
| 2025 | Steamer | ROS | 0 | 0 | 0 | 1 | 0 | 1.0 | 5.84 | 6.50 | 1.06 | .307 | 70.1% | 5.54 | 5.60 | 0.0 |
| Season | Team | Level | Age | W W - Wins | L L - Losses | SV SV - Saves | G G - Games Pitched | GS GS - Games Started | IP IP - Innings Pitched | divider | K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP) | BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP) | HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP) | BABIP BABIP - Batting Average on Balls in Play | LOB% LOB% - Left on Base Percentage | GB% GB% - Ground Ball Percentage (GB/BIP) | HR/FB HR/FB - Home Run to Fly Ball Ratio | divider | vFA vFA - Fourseam Fastball velocity (Pitch Info) | divider | ERA ERA - Earned Run Average ((ER*9)/IP) | xERA xERA - Expected ERA | FIP FIP - Fielder Independent Pitching on an ERA scale | xFIP xFIP - Expected Fielder Independent Pitching where Home Runs are calculated as 10.5% of Fly Balls induced | WAR WAR - Wins Above Replacement |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | ORE | NCAA | 18 | 0 | 0 | 0 | 15 | 0 | 15.1 | 10.57 | 4.70 | 0.59 | .286 | 69.9% | 3.52 | 3.46 | |||||||||
| 2022 | ORE | NCAA | 19 | 4 | 1 | 1 | 34 | 0 | 39.1 | 8.01 | 4.58 | 0.69 | .222 | 71.8% | 3.20 | 4.01 | |||||||||
| 2023 | NCSU | NCAA | 20 | 3 | 2 | 0 | 22 | 1 | 31.2 | 11.94 | 5.40 | 0.85 | .388 | 74.8% | 4.83 | 3.96 | |||||||||
| 2024 | ARI | A | 21 | 1 | 4 | 1 | 35 | 1 | 68.0 | 10.19 | 4.50 | 0.66 | .364 | 71.3% | 49.4% | 13.5% | 3.97 | 4.48 | 4.10 | ||||||
| 2024 | ARI | ST | 21 | 0 | 0 | 0 | 1 | 0 | 1.0 | 0.00 | 0.00 | 0.00 | .250 | 100.0% | 75.0% | 0.0% | 0.00 | 3.74 | 3.74 | ||||||
| 2025 | Steamer | PROJ | 22 | 0 | 0 | 0 | 1 | 0 | 1.0 | 5.93 | 6.29 | 1.09 | .307 | 70.0% | 46.0% | 5.51 | 5.67 | 5.74 | 0.0 | ||||||
| 2025 | OOPSY | PROJ | 22 | 0 | 0 | 0 | 1 | 0 | 1.9 | 6.09 | 4.79 | 1.09 | .308 | 65.2% | 5.42 | 5.14 | 0.0 | ||||||||
| 2025 | Steamer | ROS | 0 | 0 | 0 | 1 | 0 | 1.0 | 5.84 | 6.50 | 1.06 | .307 | 70.1% | 5.54 | 5.60 | 0.0 |
Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring TrainingCollege
| Season | Team | Level | W W - Wins | L L - Losses | ERA ERA - Earned Run Average ((ER*9)/IP) | G G - Games Pitched | GS GS - Games Started | QS | CG CG - Complete Games | ShO ShO - Shoutouts | SV SV - Saves | HLD HLD - Holds | BS BS - Blown Saves | IP IP - Innings Pitched | TBF TBF - Total Batters Faced | H H - Hits Allowed | R R - Runs Allowed | ER ER - Earned Runs | HR HR - Home Runs | BB BB - Walks | IBB IBB - Intentional | HBP HBP - Hit Batters | WP WP - Wild Pitches | BK BK - Balks | SO SO - Strikeouts |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | ORE | NCAA | 0 | 0 | 3.52 | 15 | 0 | 0 | 0 | 0 | 15.1 | 63 | 11 | 7 | 6 | 1 | 8 | 1 | 2 | 0 | 18 | ||||
| 2022 | ORE | NCAA | 4 | 1 | 3.20 | 34 | 0 | 0 | 0 | 1 | 39.1 | 158 | 25 | 16 | 14 | 3 | 20 | 1 | 5 | 0 | 35 | ||||
| 2023 | NCSU | NCAA | 3 | 2 | 4.83 | 22 | 1 | 0 | 0 | 0 | 31.2 | 153 | 36 | 18 | 17 | 3 | 19 | 4 | 2 | 0 | 42 | ||||
| 2024 | ARI | A | 1 | 4 | 3.97 | 35 | 1 | 0 | 0 | 1 | 4 | 1 | 68.0 | 297 | 69 | 36 | 30 | 5 | 34 | 0 | 5 | 11 | 1 | 77 | |
| 2024 | ARI | ST | 0 | 0 | 0.00 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 2025 | Steamer | PROJ | 0 | 0 | 5.51 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||
| 2025 | OOPSY | PROJ | 0 | 0 | 5.42 | 1 | 0 | 0 | 0 | 0 | 1.9 | 8 | 2 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||||
| 2025 | Steamer | ROS | 0 | 0 | 5.54 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 1 |
| Season | Team | Level | W W - Wins | L L - Losses | ERA ERA - Earned Run Average ((ER*9)/IP) | G G - Games Pitched | GS GS - Games Started | QS | CG CG - Complete Games | ShO ShO - Shoutouts | SV SV - Saves | HLD HLD - Holds | BS BS - Blown Saves | IP IP - Innings Pitched | TBF TBF - Total Batters Faced | H H - Hits Allowed | R R - Runs Allowed | ER ER - Earned Runs | HR HR - Home Runs | BB BB - Walks | IBB IBB - Intentional | HBP HBP - Hit Batters | WP WP - Wild Pitches | BK BK - Balks | SO SO - Strikeouts |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | ORE | NCAA | 0 | 0 | 3.52 | 15 | 0 | 0 | 0 | 0 | 15.1 | 63 | 11 | 7 | 6 | 1 | 8 | 1 | 2 | 0 | 18 | ||||
| 2022 | ORE | NCAA | 4 | 1 | 3.20 | 34 | 0 | 0 | 0 | 1 | 39.1 | 158 | 25 | 16 | 14 | 3 | 20 | 1 | 5 | 0 | 35 | ||||
| 2023 | NCSU | NCAA | 3 | 2 | 4.83 | 22 | 1 | 0 | 0 | 0 | 31.2 | 153 | 36 | 18 | 17 | 3 | 19 | 4 | 2 | 0 | 42 | ||||
| 2024 | ARI | A | 1 | 4 | 3.97 | 35 | 1 | 0 | 0 | 1 | 4 | 1 | 68.0 | 297 | 69 | 36 | 30 | 5 | 34 | 0 | 5 | 11 | 1 | 77 | |
| 2024 | ARI | ST | 0 | 0 | 0.00 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 2025 | Steamer | PROJ | 0 | 0 | 5.51 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||
| 2025 | OOPSY | PROJ | 0 | 0 | 5.42 | 1 | 0 | 0 | 0 | 0 | 1.9 | 8 | 2 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||||
| 2025 | Steamer | ROS | 0 | 0 | 5.54 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 1 |
Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring TrainingAveragesCollege
| Season | Team | Level | K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP) | BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP) | K/BB K/BB - Strikeout to Walk Ratio (SO/BB) | HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP) | divider | K% K% - Strikeout Percentage (SO/TBF) | BB% BB% - Walk Percentage (BB/TBF) | K-BB% K-BB% - The difference between strikeout percentage and walk percentage | divider | AVG AVG - Batting Average Against | WHIP WHIP - Walks + Hits divided by Innings Pitched | BABIP BABIP - Batting Average on Balls in Play | LOB% LOB% - Left on Base Percentage | divider | ERA- ERA- - ERA adjusted for park and league where 100 is average and lower is better | FIP- FIP- - FIP adjusted for park and league where 100 is average and lower is better | divider | FIP FIP - Fielder Independent Pitching on an ERA scale |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | ORE | NCAA | 10.57 | 4.70 | 2.25 | 0.59 | 28.6% | 12.7% | 15.9% | .204 | 1.24 | .286 | 69.9% | 3.46 | ||||||
| 2022 | ORE | NCAA | 8.01 | 4.58 | 1.75 | 0.69 | 22.2% | 12.7% | 9.5% | .182 | 1.14 | .222 | 71.8% | 4.01 | ||||||
| 2023 | NCSU | NCAA | 11.94 | 5.40 | 2.21 | 0.85 | 27.5% | 12.4% | 15.0% | .277 | 1.74 | .388 | 74.8% | 3.96 | ||||||
| 2024 | ARI | A | 10.19 | 4.50 | 2.26 | 0.66 | 25.9% | 11.4% | 14.5% | .267 | 1.51 | .364 | 71.3% | 83 | 93 | 4.48 | ||||
| 2024 | ARI | ST | 0.00 | 0.00 | 0.00 | 0.00 | 0.0% | 0.0% | 0.0% | .250 | 1.00 | .250 | 100.0% | 0 | 85 | 3.74 | ||||
| 2025 | Steamer | PROJ | 5.93 | 6.29 | 0.94 | 1.09 | 14.0% | 14.9% | -0.9% | .277 | 1.80 | .307 | 70.0% | 5.67 | ||||||
| 2025 | OOPSY | PROJ | 6.09 | 4.79 | 1.27 | 1.09 | 15.5% | 12.2% | 3.3% | .275 | 1.57 | .308 | 65.2% | 5.14 | ||||||
| 2025 | Steamer | ROS | 5.84 | 6.50 | 0.90 | 1.06 | 13.7% | 15.3% | -1.5% | .278 | 1.82 | .307 | 70.1% | 5.60 |
| Season | Team | Level | K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP) | BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP) | K/BB K/BB - Strikeout to Walk Ratio (SO/BB) | HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP) | divider | K% K% - Strikeout Percentage (SO/TBF) | BB% BB% - Walk Percentage (BB/TBF) | K-BB% K-BB% - The difference between strikeout percentage and walk percentage | divider | AVG AVG - Batting Average Against | WHIP WHIP - Walks + Hits divided by Innings Pitched | BABIP BABIP - Batting Average on Balls in Play | LOB% LOB% - Left on Base Percentage | divider | ERA- ERA- - ERA adjusted for park and league where 100 is average and lower is better | FIP- FIP- - FIP adjusted for park and league where 100 is average and lower is better | divider | FIP FIP - Fielder Independent Pitching on an ERA scale |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | ORE | NCAA | 10.57 | 4.70 | 2.25 | 0.59 | 28.6% | 12.7% | 15.9% | .204 | 1.24 | .286 | 69.9% | 3.46 | ||||||
| 2022 | ORE | NCAA | 8.01 | 4.58 | 1.75 | 0.69 | 22.2% | 12.7% | 9.5% | .182 | 1.14 | .222 | 71.8% | 4.01 | ||||||
| 2023 | NCSU | NCAA | 11.94 | 5.40 | 2.21 | 0.85 | 27.5% | 12.4% | 15.0% | .277 | 1.74 | .388 | 74.8% | 3.96 | ||||||
| 2024 | ARI | A | 10.19 | 4.50 | 2.26 | 0.66 | 25.9% | 11.4% | 14.5% | .267 | 1.51 | .364 | 71.3% | 83 | 93 | 4.48 | ||||
| 2024 | ARI | ST | 0.00 | 0.00 | 0.00 | 0.00 | 0.0% | 0.0% | 0.0% | .250 | 1.00 | .250 | 100.0% | 0 | 85 | 3.74 | ||||
| 2025 | Steamer | PROJ | 5.93 | 6.29 | 0.94 | 1.09 | 14.0% | 14.9% | -0.9% | .277 | 1.80 | .307 | 70.0% | 5.67 | ||||||
| 2025 | OOPSY | PROJ | 6.09 | 4.79 | 1.27 | 1.09 | 15.5% | 12.2% | 3.3% | .275 | 1.57 | .308 | 65.2% | 5.14 | ||||||
| 2025 | Steamer | ROS | 5.84 | 6.50 | 0.90 | 1.06 | 13.7% | 15.3% | -1.5% | .278 | 1.82 | .307 | 70.1% | 5.60 |
