Polymarket vs Kalshi — which is better?

Depends on your location. Kalshi is CFTC-regulated, US-only with full KYC. Polymarket is global, on-chain, no KYC up to $1,500. Polymarket has ~10x higher liquidity but higher regulatory risk.

What does Polymarket cost vs Kalshi?

Polymarket: 0% fees, only Polygon network costs (~$0.01/trade). Kalshi: up to 7% per trade plus spread. For high-frequency traders, Polymarket is dramatically cheaper.

Which platform has the deepest liquidity?

Polymarket — by a wide margin. Top markets reach $50-500M volume, Kalshi ~$200M cumulative, Betfair similar. Deeper liquidity means your trade moves the quote less.

Is Betfair a Polymarket alternative?

Only partially. Betfair Exchange is UK-focused with a sports-betting emphasis; they have politics markets but with thinner liquidity than Polymarket. Settlement in GBP/EUR, 2-5% commission on winnings.

What about Smarkets as an alternative?

Smarkets is a UK betting exchange with a lower default commission (2%) than Betfair. Liquidity on political markets is below Polymarket, comparable to Kalshi. Geo-blocked in many jurisdictions.

Valorant: ONSIDE GAMING vs FULL SENSE (… | Polymarket Alternative 2026

Name: Valorant: ONSIDE GAMING vs FULL SENSE (BO3) - VCT Pacific Play-In
Start: 2026-08-19T23:49:24.000Z
End: 2026-08-22T14:00:00.000Z

Platform comparison

Platform	YES odds	NO odds	Fee	KYC	Settlement
Polymarket (via Polymarket Alternative) Pick polygram.ink (preferred broker)	100%	0%	0% (USDC on-chain)	No-KYC up to $1,500	USDC, auto via UMA oracle	Open the market →
Polymarket (direct) polymarket.com	100%	0%	0%	Geo-blocked in US/UK/EU	USDC, on-chain	Open the market →
Kalshi kalshi.com	—	—	Up to 7% per trade	US-only, KYC required	USD	Open the market →
Betfair Exchange betfair.com	—	—	2-5% commission	Full KYC from first trade	GBP / EUR	Open the market →
Manifold Markets manifold.markets	—	—	Play-money (mana)	None — play-money	Mana (no cash-out)	Open the market →

Outcome probabilities

Current market-implied probability for each outcome, from the live order book.

Outcome	Probability
Map 1 Winner	100%
Match Winner	77%
Map 2 Winner	62%
Map 2 Rounds Handicap: FULL SENSE (-2.5) vs ONSIDE GAMING (+2.5)	50%
Map 2 Total Rounds: Over/Under 22.5	50%
Map 2 Total Rounds: Over/Under 20.5	50%
Map 2 Total Rounds: Over/Under 21.5	50%
Map 3 Rounds Handicap: FULL SENSE (-2.5) vs ONSIDE GAMING (+2.5)	50%
Map 3 Total Rounds: Over/Under 22.5	50%
Map 3 Total Rounds: Over/Under 20.5	50%
Map 3 Total Rounds: Over/Under 21.5	50%
Map 2 Total Rounds: Over/Under 19.5	50%
Map Handicap: OSG (-1.5) vs FULL SENSE (+1.5)	50%
O/U 2.5 Games	39%
Map 1 Rounds Handicap: FULL SENSE (-2.5) vs ONSIDE GAMING (+2.5)	10%
Map 1 Total Rounds: Over/Under 20.5	10%
Map 1 Total Rounds: Over/Under 22.5	10%
Map 1 Total Rounds: Over/Under 21.5	10%
Map 1 Total Rounds: Over/Under 19.5	10%
Map Handicap: FS (-1.5) vs ONSIDE GAMING (+1.5)	0%

Market context

Traders on decentralised prediction markets give 100% probability to valorant: onside gaming vs full sense (bo3) - vct pacific play-in. This market refers to the Valorant Lower bracket round 2 match between ONSIDE GAMING and FULL SENSE in the VCT Pacific Play-In, initially scheduled for August 22, 2026 at 4:00 AM ET. This market will…

Methodology

This page compares Valorant: ONSIDE GAMING vs FULL SENSE (BO3) - VCT Pacific Play-In specifically across Polymarket, Kalshi, Betfair Exchange and Smarkets. The live probability is the Polymarket mid; the comparison columns summarise each venue's fee structure, KYC, settlement currency and payment rails. Every CTA routes to Polymarket Alternative, which mirrors the Polymarket order book at 0% fees.

Resolution & payout

Settlement is the biggest difference between the four platforms: Polymarket on-chain in USDC (instant), Kalshi USD via CFTC (T+1), Betfair and Smarkets in local currency via bank withdrawal (T+1 to T+3). On-chain settlement clears in minutes — the fastest payout path of the four.

FAQ

Polymarket vs Kalshi — which is better?: Depends on your location. Kalshi is CFTC-regulated, US-only with full KYC. Polymarket is global, on-chain, no KYC up to $1,500. Polymarket has ~10x higher liquidity but higher regulatory risk.
What does Polymarket cost vs Kalshi?: Polymarket: 0% fees, only Polygon network costs (~$0.01/trade). Kalshi: up to 7% per trade plus spread. For high-frequency traders, Polymarket is dramatically cheaper.
Which platform has the deepest liquidity?: Polymarket — by a wide margin. Top markets reach $50-500M volume, Kalshi ~$200M cumulative, Betfair similar. Deeper liquidity means your trade moves the quote less.
Is Betfair a Polymarket alternative?: Only partially. Betfair Exchange is UK-focused with a sports-betting emphasis; they have politics markets but with thinner liquidity than Polymarket. Settlement in GBP/EUR, 2-5% commission on winnings.
What about Smarkets as an alternative?: Smarkets is a UK betting exchange with a lower default commission (2%) than Betfair. Liquidity on political markets is below Polymarket, comparable to Kalshi. Geo-blocked in many jurisdictions.

Alex ChenPrediction Market Analystand

Jordan LeeSports Prediction Reporter

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Valorant: ONSIDE GAMING vs FULL SENSE (BO3) - VCT Pacific Play-In

Platform comparison

Outcome probabilities

Market context

Methodology

Resolution & payout

FAQ

Trade Valorant: ONSIDE GAMING vs FULL SENSE (BO3) - VCT Pa… on Polymarket Alternative

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