Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Mundial 2026 Grupos) Pick polygram.ink (preferred broker) |
84% | 16% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
84% | 16% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| NVIDIA | 84% |
| Company A | 50% |
| Company B | 50% |
| Company C | 50% |
| Company D | 50% |
| Company E | 50% |
| Company F | 50% |
| Company G | 50% |
| Company H | 50% |
| Company I | 50% |
| Company J | 50% |
| Company K | 50% |
| Company L | 50% |
| Company M | 50% |
| Company N | 50% |
| Company O | 50% |
| Company P | 50% |
| Company Q | 50% |
| Company R | 50% |
| Company S | 50% |
| Company T | 50% |
| Other | 50% |
| Apple | 10% |
| Alphabet | 5% |
| Microsoft | 0% |
| Tesla | 0% |
| Saudi Aramco | 0% |
| Amazon | 0% |
| Broadcom | 0% |
Market context
On 31 July 2026, the world's largest publicly traded company by market capitalisation will be determined at market close. The 85% crowd probability implies overwhelming confidence in a specific outcome, yet the eighteen-month window to that date encompasses earnings cycles, regulatory shifts, and geopolitical events that have historically reshaped corporate valuations at scale. Microsoft, Apple, Saudi Aramco, and Nvidia have all held the top position within the past two years, with leadership changes occurring within weeks rather than years as technological and energy sector dynamics shift.
Historical precedent suggests that sustained dominance at the trillion-dollar threshold requires both operational momentum and macroeconomic tailwinds. The 2023–2024 period saw Nvidia's market cap surge from $1 trillion to $3 trillion on AI infrastructure demand, whilst Microsoft and Apple traded the number-one spot repeatedly as cloud computing and consumer hardware cycles intersected with interest-rate expectations. Saudi Aramco's brief periods at the top reflected oil-price volatility and geopolitical risk premiums rather than fundamental business acceleration. A single quarter of disappointing earnings guidance, regulatory action, or sector rotation can compress valuations by hundreds of billions within days.
Traders should monitor quarterly earnings announcements through Q2 2026, particularly guidance on capital expenditure and revenue growth in core segments. Technology earnings in April–May 2026 will signal whether AI infrastructure investment sustains current valuations. Energy prices, US interest-rate policy, and any major antitrust developments affecting the largest tech firms represent material dependencies. Currency movements, particularly dollar strength, will also influence the final ranking given the international revenue exposure of leading contenders.
Methodology
Football-specific comparison page for Pronóstico: Largest Company end of July?. Polymarket's live quote (Polygon order book) plus platform attributes for the three reference venues. Sports markets reward liquidity — Polymarket and Betfair are materially deeper than Kalshi (US-focused) or Manifold (play-money).
Resolution & payout
Sports markets typically settle on official final-whistle plus league confirmation. Polymarket uses UMA Optimistic Oracle with a source URL per contract — usually official league data feeds or ESPN/Soccerway. Two-hour dispute window, then smart-contract payout in USDC.
FAQ
- When do sports markets resolve?
- Typically within hours of the official final whistle. Polymarket uses UMA Optimistic Oracle with source URLs pointing at official league data feeds — e.g. the Premier League for EPL markets, UEFA for Champions League, FIFA for World Cup.
- Can I bet on individual matches?
- Yes, Polymarket lists every major Premier League / Champions League / World Cup match as its own market. Liquidity varies — top matches like El Clásico or a semi-final often have six-figure pools, lower-league games closer to three-figure.
- Which sports markets are available?
- Football (soccer) dominates — Champions League, World Cup, Premier League, La Liga, Bundesliga — followed by NFL, NBA, tennis Grand Slams, Formula 1, boxing/MMA. Resolution via official league source confirmation.
- How fast do sports winnings settle?
- Once the official league outcome is logged in the UMA Oracle (typically 1-2 hours after the final whistle), Polymarket's smart contract triggers USDC payout. To your wallet within minutes.
- Can I import form data and lineups?
- This page shows the live Polymarket quote as an implied probability. Form data and lineups must be researched separately via sports data providers (e.g. Soccerway, ESPN, FBref) — we surface the market probability, not the sport analysis.
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