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Outcome Router

The same outcome, routed by executable value

Both sides of every reviewed Polymarket–Kalshi pair, ranked using live order-book depth and estimated taker fees. Similar titles never enter this board.

Reviewed pairs
22
Executable sides
33
Families
3
Budget each
$100
Buy Yes f1 2026 champion rules reviewed 2026-08-01

Lewis Hamilton is the 2026 Formula 1 Drivers' Champion

Polymarket is 82.21% lower all-in and returns 43233.60 more payout units if this side wins.

polymarket
0.19¢
fee $2.91
kalshi
1.07¢
fee $6.49
Buy Yes republican nominee 2028 rules reviewed 2026-10-16

Sarah Huckabee Sanders wins and accepts the 2028 Republican presidential nomination

Polymarket is 69.85% lower all-in and returns 30950.23 more payout units if this side wins.

polymarket
0.23¢
fee $3.84
kalshi
0.75¢
fee $6.50
Buy Yes republican nominee 2028 rules reviewed 2026-10-16

Tulsi Gabbard wins and accepts the 2028 Republican presidential nomination

Polymarket is 61.11% lower all-in and returns 29383.62 more payout units if this side wins.

polymarket
0.21¢
fee $3.84
kalshi
0.53¢
fee $6.51
Buy Yes democratic nominee 2028 rules reviewed 2026-10-16

Mark Kelly wins and accepts the 2028 Democratic presidential nomination

Polymarket is 55.66% lower all-in and returns 3347.32 more payout units if this side wins.

polymarket
1.66¢
fee $3.79
kalshi
3.75¢
fee $6.33
Buy Yes democratic nominee 2028 rules reviewed 2026-10-16

Jon Stewart wins and accepts the 2028 Democratic presidential nomination

Kalshi is 52.58% lower all-in and returns 12286.79 more payout units if this side wins.

polymarket
0.90¢
fee $3.81
kalshi
0.43¢
fee $6.52
Buy Yes republican nominee 2028 rules reviewed 2026-10-16

John Thune wins and accepts the 2028 Republican presidential nomination

Polymarket is 51.40% lower all-in and returns 49422.54 more payout units if this side wins.

polymarket
0.10¢
fee $3.84
kalshi
0.21¢
fee $6.53
Buy Yes democratic nominee 2028 rules reviewed 2026-10-16

J.B. Pritzker wins and accepts the 2028 Democratic presidential nomination

Polymarket is 43.35% lower all-in and returns 2653.72 more payout units if this side wins.

polymarket
1.63¢
fee $3.79
kalshi
2.88¢
fee $6.38
Buy Yes democratic nominee 2028 rules reviewed 2026-10-16

Andy Beshear wins and accepts the 2028 Democratic presidential nomination

Polymarket is 26.03% lower all-in and returns 687.43 more payout units if this side wins.

polymarket
3.79¢
fee $3.71
kalshi
5.12¢
fee $6.26
Buy Yes republican nominee 2028 rules reviewed 2026-10-16

Ron DeSantis wins and accepts the 2028 Republican presidential nomination

Polymarket is 17.06% lower all-in and returns 385.98 more payout units if this side wins.

polymarket
4.42¢
fee $3.69
kalshi
5.33¢
fee $6.24
Buy Yes democratic nominee 2028 rules reviewed 2026-10-16

Kamala Harris wins and accepts the 2028 Democratic presidential nomination

Polymarket is 16.76% lower all-in and returns 286.58 more payout units if this side wins.

polymarket
5.85¢
fee $3.64
kalshi
7.03¢
fee $6.15
Buy Yes democratic nominee 2028 rules reviewed 2026-10-16

Gavin Newsom wins and accepts the 2028 Democratic presidential nomination

Polymarket is 13.67% lower all-in and returns 83.52 more payout units if this side wins.

polymarket
16.43¢
fee $3.25
kalshi
19.03¢
fee $5.43
Buy Yes democratic nominee 2028 rules reviewed 2026-10-16

Alexandria Ocasio-Cortez wins and accepts the 2028 Democratic presidential nomination

Kalshi is 10.81% lower all-in and returns 72.18 more payout units if this side wins.

polymarket
16.64¢
fee $3.25
kalshi
14.84¢
fee $5.68
Buy Yes democratic nominee 2028 rules reviewed 2026-10-16

Jon Ossoff wins and accepts the 2028 Democratic presidential nomination

Polymarket is 9.63% lower all-in and returns 67.26 more payout units if this side wins.

polymarket
14.36¢
fee $3.33
kalshi
15.89¢
fee $5.62
Buy Yes republican nominee 2028 rules reviewed 2026-10-16

Marco Rubio wins and accepts the 2028 Republican presidential nomination

Polymarket is 7.47% lower all-in and returns 34.79 more payout units if this side wins.

polymarket
21.47¢
fee $3.07
kalshi
23.20¢
fee $5.18
Buy Yes republican nominee 2028 rules reviewed 2026-10-16

Elise Stefanik wins and accepts the 2028 Republican presidential nomination

Polymarket is 7.27% lower all-in and returns 3490.62 more payout units if this side wins.

polymarket
0.21¢
fee $3.84
kalshi
0.22¢
fee $6.54
Buy Yes democratic nominee 2028 rules reviewed 2026-10-16

Wes Moore wins and accepts the 2028 Democratic presidential nomination

Polymarket is 6.97% lower all-in and returns 305.33 more payout units if this side wins.

polymarket
2.29¢
fee $3.76
kalshi
2.46¢
fee $6.40
Buy Yes democratic nominee 2028 rules reviewed 2026-10-16

Pete Buttigieg wins and accepts the 2028 Democratic presidential nomination

Kalshi is 5.98% lower all-in and returns 118.40 more payout units if this side wins.

polymarket
5.33¢
fee $3.66
kalshi
5.01¢
fee $6.26
Buy Yes republican nominee 2028 rules reviewed 2026-10-16

Tom Cotton wins and accepts the 2028 Republican presidential nomination

Polymarket is 5.98% lower all-in and returns 982.78 more payout units if this side wins.

polymarket
0.61¢
fee $3.82
kalshi
0.65¢
fee $6.51
Buy No republican nominee 2028 rules reviewed 2026-10-16

J.D. Vance wins and accepts the 2028 Republican presidential nomination

Polymarket is 5.82% lower all-in and returns 10.15 more payout units if this side wins.

polymarket
63.64¢
fee $1.47
kalshi
67.57¢
fee $2.31
Buy Yes republican nominee 2028 rules reviewed 2026-10-16

J.D. Vance wins and accepts the 2028 Republican presidential nomination

Kalshi is 5.26% lower all-in and returns 14.09 more payout units if this side wins.

polymarket
38.62¢
fee $2.43
kalshi
36.59¢
fee $4.35
Buy No democratic nominee 2028 rules reviewed 2026-10-16

Alexandria Ocasio-Cortez wins and accepts the 2028 Democratic presidential nomination

Polymarket is 3.30% lower all-in and returns 4.78 more payout units if this side wins.

polymarket
84.90¢
fee $0.62
kalshi
87.80¢
fee $0.90
Buy Yes democratic nominee 2028 rules reviewed 2026-10-16

Josh Shapiro wins and accepts the 2028 Democratic presidential nomination

Kalshi is 2.10% lower all-in and returns 39.18 more payout units if this side wins.

polymarket
5.40¢
fee $3.65
kalshi
5.28¢
fee $6.24
Buy No democratic nominee 2028 rules reviewed 2026-10-16

Mark Kelly wins and accepts the 2028 Democratic presidential nomination

Kalshi is 1.66% lower all-in and returns 1.64 more payout units if this side wins.

polymarket
98.66¢
fee $0.06
kalshi
97.02¢
fee $0.23
Buy No democratic nominee 2028 rules reviewed 2026-10-16

J.B. Pritzker wins and accepts the 2028 Democratic presidential nomination

Kalshi is 1.19% lower all-in and returns 0.74 more payout units if this side wins.

polymarket
98.75¢
fee $0.05
kalshi
97.58¢
fee $0.18
Buy No republican nominee 2028 rules reviewed 2026-10-16

Ron DeSantis wins and accepts the 2028 Republican presidential nomination

Kalshi is 0.66% lower all-in and returns 0.10 more payout units if this side wins.

polymarket
96.25¢
fee $0.16
kalshi
95.62¢
fee $0.33
Buy No democratic nominee 2028 rules reviewed 2026-10-16

Pete Buttigieg wins and accepts the 2028 Democratic presidential nomination

Polymarket is 0.64% lower all-in and returns 0.95 more payout units if this side wins.

polymarket
95.29¢
fee $0.20
kalshi
95.90¢
fee $0.32
Buy No republican nominee 2028 rules reviewed 2026-10-16

Marco Rubio wins and accepts the 2028 Republican presidential nomination

Polymarket is 0.48% lower all-in and returns 1.01 more payout units if this side wins.

polymarket
80.64¢
fee $0.79
kalshi
81.03¢
fee $1.40
Buy No democratic nominee 2028 rules reviewed 2026-10-16

Josh Shapiro wins and accepts the 2028 Democratic presidential nomination

Polymarket is 0.44% lower all-in and returns 1.05 more payout units if this side wins.

polymarket
95.19¢
fee $0.20
kalshi
95.62¢
fee $0.33
Buy No democratic nominee 2028 rules reviewed 2026-10-16

Kamala Harris wins and accepts the 2028 Democratic presidential nomination

Kalshi is 0.43% lower all-in and returns 0.41 more payout units if this side wins.

polymarket
94.71¢
fee $0.22
kalshi
94.30¢
fee $0.44
Buy No democratic nominee 2028 rules reviewed 2026-10-16

Jon Stewart wins and accepts the 2028 Democratic presidential nomination

Polymarket is 0.30% lower all-in and returns 0.48 more payout units if this side wins.

polymarket
99.52¢
fee $0.02
kalshi
99.82¢
fee $0.02
Buy No democratic nominee 2028 rules reviewed 2026-10-16

Wes Moore wins and accepts the 2028 Democratic presidential nomination

Kalshi is 0.13% lower all-in and returns 0.04 more payout units if this side wins.

polymarket
98.08¢
fee $0.08
kalshi
97.95¢
fee $0.15
Buy No democratic nominee 2028 rules reviewed 2026-10-16

Jon Ossoff wins and accepts the 2028 Democratic presidential nomination

Polymarket is 0.08% lower all-in and returns 0.24 more payout units if this side wins.

polymarket
86.77¢
fee $0.55
kalshi
86.84¢
fee $0.97
Buy No republican nominee 2028 rules reviewed 2026-10-16

Elise Stefanik wins and accepts the 2028 Republican presidential nomination

Polymarket is 0.01% lower all-in and returns 0.10 more payout units if this side wins.

polymarket
99.90¢
fee $0.00
kalshi
99.91¢
fee $0.01

11 reviewed sides unavailable at this size.

Read-only snapshots can move before execution. Fees use current public venue schedules and conservative Kalshi rounding; the venue order preview remains authoritative. Eligibility and legality depend on jurisdiction. Outbound venue links carry no referral code. JSON API

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