GAPS
128 gaps
13/128 gaps on this page are still profitable after both venues' trading fees. We show every real price gap, including the ones fees turn into a loss — sites that show more "arbitrage" are usually counting the fees you would pay as profit.
| Outcome | Event | Buy at | Buy opposite | Capital | Hold | Fees | Net edge | Profit | Return |
|---|---|---|---|---|---|---|---|---|---|
| Damazion Vanhouter | Damazion Vanhouter vs Ivan Balaz | 80.0%Polymarket | 8.0%Kalshi | $4 | ~2d | −1.3¢ | 10.7¢ | $1 | 12.1% |
| MOUZ NXT | Sokerorg vs MOUZ NXT | 40.0%Kalshi | 49.0%Polymarket | $5 | ~2d | −2.9¢ | 8.1¢ | $0 | 9.1% |
| Ivan Balaz | Damazion Vanhouter vs Ivan Balaz | 9.0%Kalshi | 80.0%Polymarket | $4 | ~2d | −1.4¢ | 9.6¢ | $0 | 10.8% |
| Pakistan | Pakistan vs Sri Lanka | 48.0%Polymarket | 42.0%Polymarket US | $3 | ~4d | −3.6¢ | 6.4¢ | $0 | 7.2% |
| Montpellier | Montpellier vs Lyon Rugby | 74.0%Kalshi | 17.0%Polymarket | $2 | ~8d | −2.1¢ | 6.9¢ | $0 | 7.6% |
| Draw | Wycombe Wanderers FC vs Huddersfield Town AF… | 79.0%Kalshi | 6.9%Polymarket | $1 | ~8d | −1.5¢ | 12.6¢ | $0 | 14.7% |
| Wycombe Wanderers FC | Wycombe Wanderers FC vs Huddersfield Town AF… | 7.3%Polymarket | 91.0%Kalshi | $5 | ~8d | −0.9¢ | 0.8¢ | $0 | 0.8% |
| Vancouver Canucks | Philadelphia Flyers vs Vancouver Canucks | 45.0%Polymarket | 52.0%Kalshi | $101 | ~4d | −3.0¢ | 0.0¢ | $0 | 0.0% |
| Yes Matthew Golden: 1+ Touchdowns | Green Bay Packers vs New England Patriots | 33.0%Kalshi | 63.0%Gemini | $0 | ~4d | −3.2¢ | 0.8¢ | $0 | 0.9% |
| Karla Popovic | Popovic vs Smart | 58.0%Kalshi | 39.0%Polymarket | $2 | ~8d | −2.9¢ | 0.1¢ | $0 | 0.1% |
| Yes Bijan Robinson: 1+ Touchdowns | Cincinnati Bengals vs Atlanta Falcons | 64.0%Gemini | 32.0%Kalshi | $0 | ~3d | −3.1¢ | 0.9¢ | $0 | 0.9% |
| Over Total O/U 51.5 | Air Force vs Army | 29.5%Novig | 69.0%Kalshi | $37 | ~2d | −1.5¢ | 0.0¢ | $0 | 0.0% |
| 55,000 to 59,999.99 | Bitcoin price at the end of 2026 — On Jan 1,… | 3.4%Kalshi | 95.0%Polymarket US | $0 | ~56d | −0.7¢ | 0.9¢ | $0 | 0.9% |
| 65,000 to 69,999.99 | Bitcoin price at the end of 2026 — On Jan 1,… | 9.0%Polymarket US | 89.6%Kalshi | $1 | ~56d | −1.4¢ | -0.0¢ | −$0 | -0.0% |
| New Mexico State Aggies | Liberty vs New Mexico St. | 13.0%Gemini | 86.5%Novig | $1 | ~2d | −0.8¢ | -0.3¢ | −$0 | -0.3% |
| Minnesota Wild | Minnesota Wild vs Montreal Canadiens | 53.0%Polymarket | 46.0%Polymarket US | $0 | ~4d | −3.6¢ | -2.6¢ | −$0 | -2.6% |
| Celtic | Celtic FC vs Kilmarnock FC | 84.0%Polymarket | 15.0%Polymarket US | $0 | ~2d | −1.9¢ | -0.9¢ | −$0 | -0.9% |
| Under Total O/U 51.5 | Air Force vs Army | 70.0%Polymarket | 29.5%Novig | $5 | ~2d | −0.6¢ | -0.1¢ | −$0 | -0.1% |
| New Orleans Saints −9.5 Spread: New Orleans Saints −9.5 | Cleveland Browns vs New Orleans Saints | 27.0%Polymarket | 72.0%Kalshi | $1 | ~2d | −2.0¢ | -1.0¢ | −$0 | -1.0% |
| Elon | Hampton vs Elon | 91.5%Novig | 8.0%Kalshi | $50 | ~1d | −0.5¢ | -0.0¢ | −$0 | -0.0% |
| Colorado +2.5 Spread: Arizona State −2.5 | Colorado vs Arizona St. | 43.0%Gemini | 56.0%Polymarket | $1 | ~2d | −2.5¢ | -1.5¢ | −$0 | -1.5% |
| Arizona State −2.5 Spread: Arizona State −2.5 | Colorado vs Arizona St. | 56.0%Polymarket | 43.0%Gemini | $1 | ~2d | −2.5¢ | -1.5¢ | −$0 | -1.5% |
| Florida | Oklahoma vs Florida | 66.5%Novig | 33.0%Polymarket | $5 | ~2d | −0.7¢ | -0.2¢ | −$0 | -0.2% |
| Oklahoma | Oklahoma vs Florida | 33.0%Polymarket | 66.5%Novig | $5 | ~2d | −0.7¢ | -0.2¢ | −$0 | -0.2% |
| Yellow Submarine | Yellow Submarine vs HULIGANI | 65.0%Polymarket US | 33.0%Polymarket | $1 | ~2d | −3.3¢ | -1.3¢ | −$0 | -1.3% |
| HULIGANI | Yellow Submarine vs HULIGANI | 33.0%Polymarket | 65.0%Polymarket US | $1 | ~2d | −3.3¢ | -1.3¢ | −$0 | -1.3% |
| Under Total O/U 6.5 | Utah Mammoth vs Ottawa Senators | 49.5%Novig | 50.0%Polymarket | $2 | ~1d | −1.3¢ | -0.7¢ | −$0 | -0.8% |
| Over Total O/U 6.5 | Utah Mammoth vs Ottawa Senators | 50.0%Polymarket | 49.5%Novig | $2 | ~1d | −1.3¢ | -0.7¢ | −$0 | -0.8% |
| Columbia | Columbia vs Harvard | 8.0%Kalshi | 91.5%Novig | $115 | ~1d | −0.5¢ | -0.0¢ | −$0 | -0.0% |
| Over Total O/U 55.5 | Delaware vs Kennesaw St. | 53.0%Gemini | 46.5%Novig | $1 | ~1d | −1.7¢ | -1.2¢ | −$0 | -1.2% |
| Under Total O/U 55.5 | Delaware vs Kennesaw St. | 46.5%Novig | 53.0%Gemini | $1 | ~1d | −1.7¢ | -1.2¢ | −$0 | -1.2% |
| Denver Broncos | Denver Broncos vs Carolina Panthers | 57.0%Kalshi | 42.5%Novig | $2 | ~2d | −1.7¢ | -1.2¢ | −$0 | -1.2% |
| Carolina Panthers | Denver Broncos vs Carolina Panthers | 42.5%Novig | 57.0%Gemini | $2 | ~2d | −1.7¢ | -1.2¢ | −$0 | -1.2% |
| Charleston Southern | Tennessee-Martin vs Charleston Southern | 67.5%Novig | 32.0%Kalshi | $3 | ~1d | −1.5¢ | -1.0¢ | −$0 | -1.0% |
| Gianmarco Ferrari | Ferrari vs De Marchi | 47.0%Kalshi | 52.0%Polymarket | $4 | ~8d | −3.0¢ | -2.0¢ | −$0 | -2.0% |
| New York Knicks −5.5 Spread: New York Knicks −5.5 | New York Knicks vs Cleveland Cavaliers | 45.0%Polymarket | 54.0%Gemini | $5 | ~2d | −3.0¢ | -2.0¢ | −$0 | -2.0% |
| Cleveland Cavaliers +5.5 Spread: New York Knicks −5.5 | New York Knicks vs Cleveland Cavaliers | 54.0%Gemini | 45.0%Polymarket | $5 | ~2d | −3.0¢ | -2.0¢ | −$0 | -2.0% |
| Cleveland Cavaliers +4.5 Spread: New York Knicks −4.5 | New York Knicks vs Cleveland Cavaliers | 50.0%Gemini | 49.0%Polymarket | $5 | ~2d | −3.0¢ | -2.0¢ | −$0 | -2.0% |
| New York Knicks −4.5 Spread: New York Knicks −4.5 | New York Knicks vs Cleveland Cavaliers | 49.0%Polymarket | 50.0%Kalshi | $5 | ~2d | −3.0¢ | -2.0¢ | −$0 | -2.0% |
| Mattia Nannelli | Nannelli vs Andreescu | 24.0%Polymarket US | 74.0%Polymarket | $16 | ~2d | −2.7¢ | -0.7¢ | −$0 | -0.7% |
| Stefan Adrian Andreescu | Nannelli vs Andreescu | 74.0%Polymarket | 24.0%Polymarket US | $16 | ~2d | −2.7¢ | -0.7¢ | −$0 | -0.7% |
| Democrats 12-14% | 2026 2026 Midterms: House popular vote margi… | 9.5%Polymarket | 90.1%Kalshi | $20 | <1d | −1.0¢ | -0.6¢ | −$0 | -0.6% |
| SMU | Wake Forest vs SMU | 45.0%Polymarket US | 54.0%Kalshi | $4 | ~9d | −4.1¢ | -3.1¢ | −$0 | -3.1% |
| Toronto Maple Leafs | New Jersey Devils vs Toronto Maple Leafs | 42.0%Polymarket US | 57.0%Polymarket | $5 | ~2d | −3.5¢ | -2.5¢ | −$0 | -2.6% |
| San Jose Sharks | New York Islanders vs San Jose Sharks | 45.0%Polymarket US | 54.0%Polymarket | $5 | ~4d | −3.6¢ | -2.6¢ | −$0 | -2.6% |
| Matteo Martineau | Felix Gill vs Matteo Martineau | 43.5%Novig | 56.0%Polymarket | $22 | ~1d | −1.2¢ | -0.7¢ | −$0 | -0.7% |
| Felix Gill | Felix Gill vs Matteo Martineau | 56.0%Polymarket | 43.5%Novig | $22 | ~1d | −1.2¢ | -0.7¢ | −$0 | -0.7% |
| Under Total O/U 22.5 | Coleman Wong vs Yosuke Watanuki | 42.5%Novig | 57.0%Polymarket | $23 | ~1d | −1.2¢ | -0.7¢ | −$0 | -0.7% |
| Over Total O/U 22.5 | Coleman Wong vs Yosuke Watanuki | 57.0%Polymarket | 42.5%Novig | $23 | ~1d | −1.2¢ | -0.7¢ | −$0 | -0.7% |
| New York Rangers | New York Rangers vs Seattle Kraken | 54.0%Polymarket | 45.5%Novig | $24 | ~1d | −1.2¢ | -0.7¢ | −$0 | -0.7% |
Damazion Vanhouter
Damazion Vanhouter vs Ivan BalazBuy at80.0%PolymarketBuy opposite8.0%Kalshi
Profit$1Return12.1%
Capital$4Hold~2dFees−1.3¢Net edge10.7¢
MOUZ NXT
Sokerorg vs MOUZ NXTBuy at40.0%KalshiBuy opposite49.0%Polymarket
Profit$0Return9.1%
Capital$5Hold~2dFees−2.9¢Net edge8.1¢
Ivan Balaz
Damazion Vanhouter vs Ivan BalazBuy at9.0%KalshiBuy opposite80.0%Polymarket
Profit$0Return10.8%
Capital$4Hold~2dFees−1.4¢Net edge9.6¢
Pakistan
Pakistan vs Sri LankaBuy at48.0%PolymarketBuy opposite42.0%Polymarket US
Profit$0Return7.2%
Capital$3Hold~4dFees−3.6¢Net edge6.4¢
Montpellier
Montpellier vs Lyon RugbyBuy at74.0%KalshiBuy opposite17.0%Polymarket
Profit$0Return7.6%
Capital$2Hold~8dFees−2.1¢Net edge6.9¢
Draw
Wycombe Wanderers FC vs Huddersfield Town AFCBuy at79.0%KalshiBuy opposite6.9%Polymarket
Profit$0Return14.7%
Capital$1Hold~8dFees−1.5¢Net edge12.6¢
Wycombe Wanderers FC
Wycombe Wanderers FC vs Huddersfield Town AFCBuy at7.3%PolymarketBuy opposite91.0%Kalshi
Profit$0Return0.8%
Capital$5Hold~8dFees−0.9¢Net edge0.8¢
Vancouver Canucks
Philadelphia Flyers vs Vancouver CanucksBuy at45.0%PolymarketBuy opposite52.0%Kalshi
Profit$0Return0.0%
Capital$101Hold~4dFees−3.0¢Net edge0.0¢
YesMatthew Golden: 1+ Touchdowns
Green Bay Packers vs New England PatriotsBuy at33.0%KalshiBuy opposite63.0%Gemini
Profit$0Return0.9%
Capital$0Hold~4dFees−3.2¢Net edge0.8¢
Karla Popovic
Popovic vs SmartBuy at58.0%KalshiBuy opposite39.0%Polymarket
Profit$0Return0.1%
Capital$2Hold~8dFees−2.9¢Net edge0.1¢
YesBijan Robinson: 1+ Touchdowns
Cincinnati Bengals vs Atlanta FalconsBuy at64.0%GeminiBuy opposite32.0%Kalshi
Profit$0Return0.9%
Capital$0Hold~3dFees−3.1¢Net edge0.9¢
OverTotal O/U 51.5
Air Force vs ArmyBuy at29.5%NovigBuy opposite69.0%Kalshi
Profit$0Return0.0%
Capital$37Hold~2dFees−1.5¢Net edge0.0¢
55,000 to 59,999.99
Bitcoin price at the end of 2026 — On Jan 1, 2027 at 12am ESTBuy at3.4%KalshiBuy opposite95.0%Polymarket US
Profit$0Return0.9%
Capital$0Hold~56dFees−0.7¢Net edge0.9¢
65,000 to 69,999.99
Bitcoin price at the end of 2026 — On Jan 1, 2027 at 12am ESTBuy at9.0%Polymarket USBuy opposite89.6%Kalshi
Profit−$0Return-0.0%
Capital$1Hold~56dFees−1.4¢Net edge-0.0¢
New Mexico State Aggies
Liberty vs New Mexico St.Buy at13.0%GeminiBuy opposite86.5%Novig
Profit−$0Return-0.3%
Capital$1Hold~2dFees−0.8¢Net edge-0.3¢
Minnesota Wild
Minnesota Wild vs Montreal CanadiensBuy at53.0%PolymarketBuy opposite46.0%Polymarket US
Profit−$0Return-2.6%
Capital$0Hold~4dFees−3.6¢Net edge-2.6¢
Celtic
Celtic FC vs Kilmarnock FCBuy at84.0%PolymarketBuy opposite15.0%Polymarket US
Profit−$0Return-0.9%
Capital$0Hold~2dFees−1.9¢Net edge-0.9¢
UnderTotal O/U 51.5
Air Force vs ArmyBuy at70.0%PolymarketBuy opposite29.5%Novig
Profit−$0Return-0.1%
Capital$5Hold~2dFees−0.6¢Net edge-0.1¢
New Orleans Saints −9.5Spread: New Orleans Saints −9.5
Cleveland Browns vs New Orleans SaintsBuy at27.0%PolymarketBuy opposite72.0%Kalshi
Profit−$0Return-1.0%
Capital$1Hold~2dFees−2.0¢Net edge-1.0¢
Elon
Hampton vs ElonBuy at91.5%NovigBuy opposite8.0%Kalshi
Profit−$0Return-0.0%
Capital$50Hold~1dFees−0.5¢Net edge-0.0¢
Colorado +2.5Spread: Arizona State −2.5
Colorado vs Arizona St.Buy at43.0%GeminiBuy opposite56.0%Polymarket
Profit−$0Return-1.5%
Capital$1Hold~2dFees−2.5¢Net edge-1.5¢
Arizona State −2.5Spread: Arizona State −2.5
Colorado vs Arizona St.Buy at56.0%PolymarketBuy opposite43.0%Gemini
Profit−$0Return-1.5%
Capital$1Hold~2dFees−2.5¢Net edge-1.5¢
Florida
Oklahoma vs FloridaBuy at66.5%NovigBuy opposite33.0%Polymarket
Profit−$0Return-0.2%
Capital$5Hold~2dFees−0.7¢Net edge-0.2¢
Oklahoma
Oklahoma vs FloridaBuy at33.0%PolymarketBuy opposite66.5%Novig
Profit−$0Return-0.2%
Capital$5Hold~2dFees−0.7¢Net edge-0.2¢
Yellow Submarine
Yellow Submarine vs HULIGANIBuy at65.0%Polymarket USBuy opposite33.0%Polymarket
Profit−$0Return-1.3%
Capital$1Hold~2dFees−3.3¢Net edge-1.3¢
HULIGANI
Yellow Submarine vs HULIGANIBuy at33.0%PolymarketBuy opposite65.0%Polymarket US
Profit−$0Return-1.3%
Capital$1Hold~2dFees−3.3¢Net edge-1.3¢
UnderTotal O/U 6.5
Utah Mammoth vs Ottawa SenatorsBuy at49.5%NovigBuy opposite50.0%Polymarket
Profit−$0Return-0.8%
Capital$2Hold~1dFees−1.3¢Net edge-0.7¢
OverTotal O/U 6.5
Utah Mammoth vs Ottawa SenatorsBuy at50.0%PolymarketBuy opposite49.5%Novig
Profit−$0Return-0.8%
Capital$2Hold~1dFees−1.3¢Net edge-0.7¢
Columbia
Columbia vs HarvardBuy at8.0%KalshiBuy opposite91.5%Novig
Profit−$0Return-0.0%
Capital$115Hold~1dFees−0.5¢Net edge-0.0¢
OverTotal O/U 55.5
Delaware vs Kennesaw St.Buy at53.0%GeminiBuy opposite46.5%Novig
Profit−$0Return-1.2%
Capital$1Hold~1dFees−1.7¢Net edge-1.2¢
UnderTotal O/U 55.5
Delaware vs Kennesaw St.Buy at46.5%NovigBuy opposite53.0%Gemini
Profit−$0Return-1.2%
Capital$1Hold~1dFees−1.7¢Net edge-1.2¢
Denver Broncos
Denver Broncos vs Carolina PanthersBuy at57.0%KalshiBuy opposite42.5%Novig
Profit−$0Return-1.2%
Capital$2Hold~2dFees−1.7¢Net edge-1.2¢
Carolina Panthers
Denver Broncos vs Carolina PanthersBuy at42.5%NovigBuy opposite57.0%Gemini
Profit−$0Return-1.2%
Capital$2Hold~2dFees−1.7¢Net edge-1.2¢
Charleston Southern
Tennessee-Martin vs Charleston SouthernBuy at67.5%NovigBuy opposite32.0%Kalshi
Profit−$0Return-1.0%
Capital$3Hold~1dFees−1.5¢Net edge-1.0¢
Gianmarco Ferrari
Ferrari vs De MarchiBuy at47.0%KalshiBuy opposite52.0%Polymarket
Profit−$0Return-2.0%
Capital$4Hold~8dFees−3.0¢Net edge-2.0¢
New York Knicks −5.5Spread: New York Knicks −5.5
New York Knicks vs Cleveland CavaliersBuy at45.0%PolymarketBuy opposite54.0%Gemini
Profit−$0Return-2.0%
Capital$5Hold~2dFees−3.0¢Net edge-2.0¢
Cleveland Cavaliers +5.5Spread: New York Knicks −5.5
New York Knicks vs Cleveland CavaliersBuy at54.0%GeminiBuy opposite45.0%Polymarket
Profit−$0Return-2.0%
Capital$5Hold~2dFees−3.0¢Net edge-2.0¢
Cleveland Cavaliers +4.5Spread: New York Knicks −4.5
New York Knicks vs Cleveland CavaliersBuy at50.0%GeminiBuy opposite49.0%Polymarket
Profit−$0Return-2.0%
Capital$5Hold~2dFees−3.0¢Net edge-2.0¢
New York Knicks −4.5Spread: New York Knicks −4.5
New York Knicks vs Cleveland CavaliersBuy at49.0%PolymarketBuy opposite50.0%Kalshi
Profit−$0Return-2.0%
Capital$5Hold~2dFees−3.0¢Net edge-2.0¢
Mattia Nannelli
Nannelli vs AndreescuBuy at24.0%Polymarket USBuy opposite74.0%Polymarket
Profit−$0Return-0.7%
Capital$16Hold~2dFees−2.7¢Net edge-0.7¢
Stefan Adrian Andreescu
Nannelli vs AndreescuBuy at74.0%PolymarketBuy opposite24.0%Polymarket US
Profit−$0Return-0.7%
Capital$16Hold~2dFees−2.7¢Net edge-0.7¢
Democrats 12-14%
2026 2026 Midterms: House popular vote margin of victory? (Generic ballot) — At the release of the national House popular vote dataBuy at9.5%PolymarketBuy opposite90.1%Kalshi
Profit−$0Return-0.6%
Capital$20Hold<1dFees−1.0¢Net edge-0.6¢
SMU
Wake Forest vs SMUBuy at45.0%Polymarket USBuy opposite54.0%Kalshi
Profit−$0Return-3.1%
Capital$4Hold~9dFees−4.1¢Net edge-3.1¢
Toronto Maple Leafs
New Jersey Devils vs Toronto Maple LeafsBuy at42.0%Polymarket USBuy opposite57.0%Polymarket
Profit−$0Return-2.6%
Capital$5Hold~2dFees−3.5¢Net edge-2.5¢
San Jose Sharks
New York Islanders vs San Jose SharksBuy at45.0%Polymarket USBuy opposite54.0%Polymarket
Profit−$0Return-2.6%
Capital$5Hold~4dFees−3.6¢Net edge-2.6¢
Matteo Martineau
Felix Gill vs Matteo MartineauBuy at43.5%NovigBuy opposite56.0%Polymarket
Profit−$0Return-0.7%
Capital$22Hold~1dFees−1.2¢Net edge-0.7¢
Felix Gill
Felix Gill vs Matteo MartineauBuy at56.0%PolymarketBuy opposite43.5%Novig
Profit−$0Return-0.7%
Capital$22Hold~1dFees−1.2¢Net edge-0.7¢
UnderTotal O/U 22.5
Coleman Wong vs Yosuke WatanukiBuy at42.5%NovigBuy opposite57.0%Polymarket
Profit−$0Return-0.7%
Capital$23Hold~1dFees−1.2¢Net edge-0.7¢
OverTotal O/U 22.5
Coleman Wong vs Yosuke WatanukiBuy at57.0%PolymarketBuy opposite42.5%Novig
Profit−$0Return-0.7%
Capital$23Hold~1dFees−1.2¢Net edge-0.7¢
New York Rangers
New York Rangers vs Seattle KrakenBuy at54.0%PolymarketBuy opposite45.5%Novig
Profit−$0Return-0.7%
Capital$24Hold~1dFees−1.2¢Net edge-0.7¢
Showing 1–50 of 128