Formula 1 · Round 10 of 22

Belgian Grand Prix

Circuit de Spa-Francorchamps

Sun 19 July · 15:00 CEST (14:00 BST)

19°C and mostly dry on race day, around a 20% chance of rain. Spa's weather is famously local: one part of the 7km lap can be wet while another stays dry.

the verdict

Antonelli favourite, Spa the leveller

Kimi Antonelli arrives at Spa still leading the championship, and the market still makes him favourite at around 38%. Our model agrees he is first, but shades him into the mid-30s, because Spa is the circuit where a flat, confident market gets punished most.

The reasons are on the record. The pole-sitter has won none of the last four Belgian Grands Prix. The safety car has appeared in 13 of the last 20. Roughly one Spa race in three is rain-affected, and the 7km lap is long enough that one sector can be soaked while another stays dry. Add a modern retirement rate near one car in ten and the front of the grid is less safe than the odds suggest.

So the model keeps the podium open. Russell is the form pick, the best scorer of the last three rounds. Hamilton has more Spa wins than anyone else on the grid. Leclerc comes in off a Silverstone win, and Verstappen is the wet-weather wildcard the market prices as a 1-in-14 shot but a 1-in-3 podium hedge.

the circuit

Spa-Francorchamps is the longest lap on the calendar at 7km, and the most dramatic. From the La Source hairpin the track plunges downhill into Eau Rouge and the Raidillon, a near-flat left-right-left that climbs a blind crest, then fires the cars down the Kemmel Straight, the best overtaking spot on the circuit and the reason races here rarely go to sleep.

It is a power-and-efficiency track with about 100 metres of elevation change, two DRS zones, and the long Pouhon double-left through the middle sector. Overtaking is relatively easy by F1 standards, which is part of why the pole-sitter so often fails to convert, and why our model does not trust the front row as much as a flat market would.

La SourceEau RougeRaidillonKemmel StraightPouhonBus Stop
44laps
7.004 kmlap length
308 kmrace distance
20corners
2DRS zones
10 of 22round

the contenders

Kimi Antonelli · Mercedes

Championship leader and market favourite. Five straight wins earlier in the year, but a Barcelona retirement and a pointless Silverstone have cut his lead to 25.

George Russell · Mercedes

The form driver: one win and two seconds in the last three rounds, closing on his own team-mate in the title race.

Lewis Hamilton · Ferrari

Six Spa wins, more than anyone in the field. A power-sensitive layout suits the Ferrari, and he took his maiden Ferrari win at Barcelona.

Charles Leclerc · Ferrari

Arrives on the back of a Silverstone win with the best momentum of anyone. Ferrari has shown the outright pace to beat Mercedes.

Max Verstappen · Red Bull

The wildcard. Mid-grid on pure pace this season, but Spa's power demands and rain risk make Red Bull dangerous, priced a 1-in-3 podium shot.

Oscar Piastri · McLaren

Quick but compromised this weekend: team-mate Norris takes a 10-place grid penalty, and McLaren has slipped behind Mercedes and Ferrari.

why the field stays open

The model calibrates to the market, then leans on Spa's history. Four numbers explain why it trusts the front of the grid less than the flat odds do.

37%pole-to-win at Spabelow the ~44% F1 average; none of the last four polesitters won
65%safety-car ratea safety or virtual safety car in 13 of the last 20
~30%wet-race rate17 of 57 Belgian GPs rain-affected; race day looks mostly dry
~1 in 10retirement ratemodern reliability, elevated a touch by Spa's crash risk

the model

Run the race

Win, podium and points probabilities from a seeded simulation calibrated to the market board. Change the weather and how chaotic you think Spa will be, and watch the order shift.

Weather
Chaos
20,000 sims · run 1
DriverWin probability
1Kimi Antonelli34.3
2George Russell21.0
3Lewis Hamilton16.9
4Charles Leclerc12.4
5Max Verstappen7.3
6Oscar Piastri3.6
7Lando Norris1.4
8Isack Hadjar0.3
9Franco Colapinto0.3
10Nico Hülkenberg0.3
11Oliver Bearman0.3
12Fernando Alonso0.3
13Liam Lawson0.2
14Pierre Gasly0.2
15Esteban Ocon0.2
16Alexander Albon0.2
17Sergio Pérez0.2
18Valtteri Bottas0.1
19Gabriel Bortoleto0.1
20Lance Stroll0.1
21Carlos Sainz0.1
22Arvid Lindblad0.1

20,000 seeded simulations, calibrated to the Polymarket winner board then nudged for Spa, where the pole-sitter has not won any of the last four and the safety car appears about 65% of the time. Win, podium (top three) and points (top ten) chances. Not betting advice.

the markets, live

What real money says

Live win probabilities from Polymarket, refreshed every minute until about an hour after the race starts. Bars show each driver’s implied chance, normalised across the top six.

Polymarket 17 July snapshot
ANT
38.2%
RUS
22.3%
HAM
17.4%
LEC
11.9%
VER
7.1%
PIA
3.1%
Top 6, Yes prices normalised (vig removed)

The board is a Polymarket negative-risk multi-market: one Yes/No market per driver, with the Yes price read as an implied win probability. They sum above 100% by the overround, so the bars above are normalised across the top 6. Kalshi runs a comparable race market, but its API blocks browser origins, so it is not charted. Prices refresh every minute and keep moving through practice, qualifying and the race.

Prices are for information only, not betting advice, and can move fast. This site does not take bets and earns nothing from the markets it charts.

the title fight

The title fight has tightened

Antonelli leads Russell by 25 points, down from 60-plus, after a mechanical retirement in Barcelona and a pointless British GP.

Mercedes against itself

The top two in the championship are team-mates. Russell, on 154 to Antonelli's 179, is the one arriving on form.

Ferrari resurgent

Wins in two of the last three: Hamilton at Barcelona, Leclerc at Silverstone. The car has the pace at a power track.

Norris penalty

Lando Norris takes a 10-place grid drop for power-unit components, blunting McLaren's already-fading challenge.

Cadillac's rookie season

The new American team, with Pérez and Bottas, is still hunting its first point of 2026.

Championship, after Round 9, the British Grand Prix (5 July 2026)

1Antonelli179
2Russell154
3Hamilton147
4Leclerc108
5Norris97
6Piastri82
7Verstappen76

Weekend schedule

Practice 1Fri 17 Jul · 13:30 CEST
Practice 2Fri 17 Jul · 17:00 CEST
Practice 3Sat 18 Jul · 12:30 CEST
QualifyingSat 18 Jul · 16:00 CEST
RaceSun 19 Jul · 15:00 CEST

Sources

Researched, modelled, and written by James Frewin. Sources are linked and the maths is seeded, but AI can make mistakes: check anything that matters. Analysis to argue with, not advice, and never betting advice.