Jo Siffert
Swiss · 1962–1971
VS

Masten Gregory
American · 1957–1965
As teammates — same car
Race finishesahead
3
2
Qualifyingahead
2
2
Jo Siffert · Masten Gregory
Qualifying compares starting grid position, which covers every era — it includes any grid penalties.
Race H2H
9 — 4
13 shared
Qualifying H2H
7 — 4
11 shared
Championship record
0
World titles
0
0
Runner-up
0
0
Top-3 finishes
0
P5
Best championship
P6
Teammate battle by season
0
1
1962
3
1
1963
Career totals
Jo Siffert Masten Gregory
Championships
0
0
Wins
2
0
Poles
2
0
Podiums
6
3
Fastest laps
0
0
Career points
68
21
Starts
97
42
Rate-adjusted · per start
Jo Siffert Masten Gregory
Win rate
2.1%
0%
Podium rate
6.2%
7.1%
Pole rate
2.1%
0%
Points / start
0.7
0.5
Avg grid
P11.1
P12.1
Avg finish
P10.5
P12.7
Finish rate
55.7%
61.9%
Rates reward peak form; totals reward longevity. Avg grid/finish: lower is better.
Why they retired
Jo Siffert Masten Gregory
Mechanical retirements
36
15
Crash retirements
6
0
Classified from the finishing status. Mechanical covers car failures, crash covers accidents, collisions and damage — fewer is better on both. Retirements with an unclear cause: 1 · 1
Milestones & racecraft
1962
Debut season
1957
1968 · aged 32
First win
—
1968
First pole
—
—
First title
—
P1
Best finish
P2
+0.7
Avg places gained
+0.6
Season points trajectory
1957 1959 1961 1963 1965 1967 1969 1971
Jo Siffert Masten Gregory
Final points each season — scoring systems changed over the eras.
Track by track
Circuit Jo Siffert Masten Gregory
W · Pod · Best W · Pod · Best
W · Pod · Best W · Pod · Best
Circuit Park Zandvoort 0 · 1 · P2 0 · 1 · P3
Jo Siffert 0 · 1 · P2 0 · 1 · P3 Masten Gregory
Watkins Glen 0 · 2 · P2 0 · 0 · P6
Jo Siffert 0 · 2 · P2 0 · 0 · P6 Masten Gregory
Circuit de Monaco 0 · 1 · P3 0 · 1 · P3
Jo Siffert 0 · 1 · P3 0 · 1 · P3 Masten Gregory
Autodromo Nazionale di Monza 0 · 0 · P7 0 · 0 · P4
Jo Siffert 0 · 0 · P7 0 · 0 · P4 Masten Gregory
Circuit de Spa-Francorchamps 0 · 0 · P7 0 · 0 · P10
Jo Siffert 0 · 0 · P7 0 · 0 · P10 Masten Gregory
Nürburgring 0 · 0 · P4 0 · 0 · P8
Jo Siffert 0 · 0 · P4 0 · 0 · P8 Masten Gregory
Autódromo Hermanos Rodríguez 0 · 0 · P4 0 · 0 · —
Jo Siffert 0 · 0 · P4 0 · 0 · — Masten Gregory
Silverstone Circuit 0 · 0 · P8 0 · 0 · P11
Jo Siffert 0 · 0 · P8 0 · 0 · P11 Masten Gregory
Reims-Gueux 0 · 0 · P6 0 · 0 · P9
Jo Siffert 0 · 0 · P6 0 · 0 · P9 Masten Gregory
Rouen-Les-Essarts 0 · 0 · P11 0 · 0 · —
Jo Siffert 0 · 0 · P11 0 · 0 · — Masten Gregory
Aintree 0 · 0 · — 0 · 0 · P7
Jo Siffert 0 · 0 · — 0 · 0 · P7 Masten Gregory
Team history
Jo Siffert
LOT
COO
LOT
Lotus-Climax 1962Lotus-BRM 1962–1964Brabham-BRM 1964Brabham-Climax 1964Brabham-BRM 1965Cooper-Maserati 1966Brabham-BRM 1966Cooper-Maserati 1967–1968Lotus-Ford 1968–1969March 1970BRM 1971
Masten Gregory
MAS
LOT
Maserati 1957–1958Cooper-Climax 1959Cooper-Maserati 1960Behra-Porsche 1960Cooper-Climax 1961Lotus-Climax 1961–1962Lotus-BRM 1962Lola 1963Lotus-BRM 1963BRM 1965
19571971
Jo Siffert → Masten Gregory → Compare others
Basis

Head-to-head counts races where both drivers were classified, compared by final position (post-penalty). Teammate section counts only seasons in the same car. Career totals mirror the source data. Data: Jolpica-F1 (CC BY-NC-SA 4.0).