As teammates — same car
Race finishesahead
Qualifyingahead
Prince Bira · Roberto Mieres
Qualifying compares starting grid position, which covers every era — it includes any grid penalties.
Race H2H
5
—
3
8 shared
Qualifying H2H
3
—
5
8 shared
Championship record
0
World titles
0
0
Runner-up
0
0
Top-3 finishes
0
P8
Best championship
P8
Finished ahead in the standings:
0 · 1
1954
P11
Teammate battle by season
4
2
1954
Career totals
Prince Bira
Roberto Mieres
Championships
0
0
Wins
0
0
Poles
0
0
Podiums
0
0
Fastest laps
0
0
Career points
8
13
Starts
19
17
Rate-adjusted · per start
Prince Bira
Roberto Mieres
Win rate
0%
0%
Podium rate
0%
0%
Pole rate
0%
0%
Points / start
0.4
0.8
Avg grid
P13.1
P13.4
Avg finish
P12.1
P10.3
Finish rate
52.6%
47.1%
Rates reward peak form; totals reward longevity. Avg grid/finish: lower is better.
Why they retired
Prince Bira
Roberto Mieres
Mechanical retirements
8
9
Crash retirements
1
0
Classified from the finishing status. Mechanical covers car failures, crash covers accidents, collisions and damage — fewer is better on both.
Milestones & racecraft
1950
Debut season
1953
—
First win
—
—
First pole
—
—
First title
—
P4
Best finish
P4
+1.1
Avg places gained
+3.1
Season points trajectory
Prince Bira
Roberto Mieres
Final points each season — scoring systems changed over the eras.
Track by track
| Circuit | Prince Bira | Roberto Mieres |
|---|---|---|
| W · Pod · Best | W · Pod · Best | |
| W · Pod · Best W · Pod · Best | ||
| Silverstone Circuit | 0 · 0 · P7 | 0 · 0 · P6 |
| Prince Bira 0 · 0 · P7 0 · 0 · P6 Roberto Mieres | ||
| Autodromo Nazionale di Monza | 0 · 0 · P11 | 0 · 0 · P6 |
| Prince Bira 0 · 0 · P11 0 · 0 · P6 Roberto Mieres | ||
| Circuit de Spa-Francorchamps | 0 · 0 · P6 | 0 · 0 · P5 |
| Prince Bira 0 · 0 · P6 0 · 0 · P5 Roberto Mieres | ||
| Reims-Gueux | 0 · 0 · P4 | 0 · 0 · — |
| Prince Bira 0 · 0 · P4 0 · 0 · — Roberto Mieres | ||
| Circuit Bremgarten | 0 · 0 · P4 | 0 · 0 · P4 |
| Prince Bira 0 · 0 · P4 0 · 0 · P4 Roberto Mieres | ||
| Nürburgring | 0 · 0 · — | 0 · 0 · — |
| Prince Bira 0 · 0 · — 0 · 0 · — Roberto Mieres | ||
| Circuit de Pedralbes | 0 · 0 · P9 | 0 · 0 · P4 |
| Prince Bira 0 · 0 · P9 0 · 0 · P4 Roberto Mieres | ||
| Autódromo Juan y Oscar Gálvez | 0 · 0 · P7 | 0 · 0 · P5 |
| Prince Bira 0 · 0 · P7 0 · 0 · P5 Roberto Mieres | ||
| Circuit de Monaco | 0 · 0 · P5 | 0 · 0 · — |
| Prince Bira 0 · 0 · P5 0 · 0 · — Roberto Mieres | ||
Team history
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).