Mansell was clearly faster and Senna was on old tires

Mansell had controlled the race from the front. The Williams car was clearly the fastest car in the field that season, and Monaco appeared to be another straightforward win. That changed on lap 72 when a loose wheel nut forced an unscheduled pit stop. Although the stop itself was completed quickly, Mansell rejoined the race behind Senna, trailing by just over five seconds.

Crucially, Mansell returned to the track on a fresh set of soft tires, while Senna remained on older rubber. On paper, the advantage was clear.

Over the next two laps, the gap reduced rapidly. Mansell used the grip of the new tires to close in, particularly through the faster sections of the circuit such as the run through the tunnel and the approach to the Nouvelle Chicane. By lap 75, the gap had dropped to around two seconds. One lap later, Mansell was breathing down Senna neck.

At that point, the nature of the race changed. Senna shifted from managing pace to defending his race lead.

Monaco is not a circuit that rewards outright speed alone. Its narrow layout, tight corners and lack of overtaking opportunities place a premium on track position. Senna understood this better than most. He’d won here four times in the last five years. Rather than attempting to match Mansell’s pace, he focused on positioning his McLaren precisely at corner entry and exit, limiting any realistic opportunity for an overtake.

Senna masterfully blocked every Mansell attempt to pass

Mansell, for his part, explored every possible option. He closed under braking into Sainte Devote, carried speed through Massenet and Casino Square, and looked for traction advantages exiting Portier onto the tunnel straight. The Williams was visibly quicker in a straight line, and the fresher tires provided better grip under acceleration.

However, each time Mansell approached within striking distance, Senna covered the racing line perfectly. Into the Nouvelle Chicane for the second last lap, one of the track’s few genuine overtaking points, Senna braked late, getting the car sideways, and preventing an inside move by Mansell. Similar defensive positioning was evident at Rascasse and the final corner at Anthony Noghes. Simply brilliant.

By the final lap, Mansell was all over the back of Senna, within one car length. Despite the pace advantage, he was unable to find a clean opportunity to pass without taking excessive risk—something that Monaco’s barriers tend to punish immediately.

Under intense pressure from the Brit hunting him down in a faster car, Senna’s approach was cool and calculated. He did not weave or defend erratically. Instead, he relied on consistency, placing the car accurately at each apex and managing exits to minimize Mansell’s ability to build momentum for an overtake attempt.

It was Monaco’s closest ever finish

The result was that, despite being in the faster car and on fresher tires, Mansell was effectively neutralized over the final laps.

At the checkered flag, Senna crossed the line just 0.2 seconds ahead.

The outcome highlighted two key aspects of Formula 1 at Monaco. First, that track position remains critical—even against a faster rival. Second, that disciplined, precise driving can outweigh outright performance when overtaking opportunities are limited.

For Mansell, it was a missed opportunity in an otherwise dominant season, even though the Brit did win the driver’s championship that year. For Senna, it reinforced his reputation at Monaco, where he would go on to secure a record number of victories.

More broadly, the final five laps of the 1992 race remain a useful case study in racecraft. They illustrate how strategy, tire condition and driver skill interact—particularly on circuits where passing is inherently difficult. I never get sick of watching those last five laps and always smile when Senna slid his car through the chicane to block Mansell’s advances.

For me at least, that era, with arguably the best looking F1 cars, the best sounding engines, and the greatest gaggle of drivers—Senna, Mansell, Prost, Berger, Piquet, Patrese, Hill and later Schumacher, will always be the most memorable. By far.