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
44
Families
3
Budget each
$100
Buy Yes democratic nominee 2028 rules reviewed 2026-08-02

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

Polymarket is 55.09% lower all-in and returns 4416.52 more payout units if this side wins.

polymarket
1.25¢
fee $3.80
kalshi
2.78¢
fee $6.39
Buy Yes democratic nominee 2028 rules reviewed 2026-08-01

Mark Kelly wins and accepts the 2028 Democratic presidential nomination

Polymarket is 52.83% lower all-in and returns 1695.83 more payout units if this side wins.

polymarket
3.12¢
fee $3.74
kalshi
6.61¢
fee $6.16
Buy Yes republican nominee 2028 rules reviewed 2026-08-01

Tom Cotton wins and accepts the 2028 Republican presidential nomination

Polymarket is 51.39% lower all-in and returns 24710.62 more payout units if this side wins.

polymarket
0.21¢
fee $3.84
kalshi
0.43¢
fee $6.52
Buy Yes democratic nominee 2028 rules reviewed 2026-08-02

Wes Moore wins and accepts the 2028 Democratic presidential nomination

Polymarket is 41.62% lower all-in and returns 2669.96 more payout units if this side wins.

polymarket
1.56¢
fee $3.79
kalshi
2.67¢
fee $6.39
Buy Yes republican nominee 2028 rules reviewed 2026-08-01

Ron DeSantis wins and accepts the 2028 Republican presidential nomination

Polymarket is 38.38% lower all-in and returns 1192.44 more payout units if this side wins.

polymarket
3.22¢
fee $3.73
kalshi
5.23¢
fee $6.24
Buy Yes republican nominee 2028 rules reviewed 2026-08-01

Elise Stefanik wins and accepts the 2028 Republican presidential nomination

Kalshi is 38.28% lower all-in and returns 11923.53 more payout units if this side wins.

polymarket
0.52¢
fee $3.83
kalshi
0.32¢
fee $6.53
Buy Yes democratic nominee 2028 rules reviewed 2026-08-02

Jon Stewart wins and accepts the 2028 Democratic presidential nomination

Kalshi is 37.07% lower all-in and returns 2667.24 more payout units if this side wins.

polymarket
2.21¢
fee $3.77
kalshi
1.39¢
fee $6.46
Buy Yes democratic nominee 2028 rules reviewed 2026-08-01

Andy Beshear wins and accepts the 2028 Democratic presidential nomination

Polymarket is 29.71% lower all-in and returns 1099.93 more payout units if this side wins.

polymarket
2.70¢
fee $3.75
kalshi
3.84¢
fee $6.33
Buy Yes f1 2026 champion rules reviewed 2026-08-01

Lewis Hamilton is the 2026 Formula 1 Drivers' Champion

Polymarket is 22.72% lower all-in and returns 213.26 more payout units if this side wins.

polymarket
10.66¢
fee $4.30
kalshi
13.79¢
fee $5.74
Buy Yes democratic nominee 2028 rules reviewed 2026-08-01

Kamala Harris wins and accepts the 2028 Democratic presidential nomination

Polymarket is 21.63% lower all-in and returns 265.72 more payout units if this side wins.

polymarket
8.17¢
fee $3.55
kalshi
10.42¢
fee $5.94
Buy Yes republican nominee 2028 rules reviewed 2026-08-01

Tulsi Gabbard wins and accepts the 2028 Republican presidential nomination

Polymarket is 18.99% lower all-in and returns 3652.47 more payout units if this side wins.

polymarket
0.52¢
fee $3.83
kalshi
0.64¢
fee $6.51
Buy Yes f1 2026 champion rules reviewed 2026-08-02

Lando Norris is the 2026 Formula 1 Drivers' Champion

Polymarket is 11.86% lower all-in and returns 315.64 more payout units if this side wins.

polymarket
3.76¢
fee $4.60
kalshi
4.27¢
fee $6.30
Buy Yes republican nominee 2028 rules reviewed 2026-08-01

Marco Rubio wins and accepts the 2028 Republican presidential nomination

Polymarket is 9.95% lower all-in and returns 41.05 more payout units if this side wins.

polymarket
24.63¢
fee $2.95
kalshi
27.35¢
fee $4.92
Buy Yes democratic nominee 2028 rules reviewed 2026-08-01

Jon Ossoff wins and accepts the 2028 Democratic presidential nomination

Kalshi is 6.22% lower all-in and returns 38.97 more payout units if this side wins.

polymarket
16.95¢
fee $3.24
kalshi
15.89¢
fee $5.62
Buy No republican nominee 2028 rules reviewed 2026-08-01

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

Polymarket is 6.17% lower all-in and returns 10.77 more payout units if this side wins.

polymarket
57.88¢
fee $1.69
kalshi
61.69¢
fee $2.73
Buy Yes democratic nominee 2028 rules reviewed 2026-08-01

Pete Buttigieg wins and accepts the 2028 Democratic presidential nomination

Polymarket is 6.06% lower all-in and returns 110.36 more payout units if this side wins.

polymarket
5.51¢
fee $3.65
kalshi
5.86¢
fee $6.21
Buy Yes democratic nominee 2028 rules reviewed 2026-08-01

Josh Shapiro wins and accepts the 2028 Democratic presidential nomination

Kalshi is 5.45% lower all-in and returns 110.22 more payout units if this side wins.

polymarket
5.19¢
fee $3.66
kalshi
4.91¢
fee $6.26
Buy Yes democratic nominee 2028 rules reviewed 2026-08-01

Gavin Newsom wins and accepts the 2028 Democratic presidential nomination

Kalshi is 4.81% lower all-in and returns 25.84 more payout units if this side wins.

polymarket
18.90¢
fee $3.16
kalshi
17.99¢
fee $5.49
Buy Yes democratic nominee 2028 rules reviewed 2026-08-01

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

Kalshi is 4.69% lower all-in and returns -615.50 more payout units if this side wins.

polymarket
15.61¢
fee $3.28
kalshi
14.88¢
fee $0.22
Buy Yes republican nominee 2028 rules reviewed 2026-08-01

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

Kalshi is 3.36% lower all-in and returns 7.66 more payout units if this side wins.

polymarket
44.18¢
fee $2.22
kalshi
42.70¢
fee $3.97
Buy No democratic nominee 2028 rules reviewed 2026-08-01

Gavin Newsom wins and accepts the 2028 Democratic presidential nomination

Polymarket is 3.01% lower all-in and returns 4.37 more payout units if this side wins.

polymarket
82.40¢
fee $0.72
kalshi
84.95¢
fee $1.11
Buy No democratic nominee 2028 rules reviewed 2026-08-01

Jon Ossoff wins and accepts the 2028 Democratic presidential nomination

Polymarket is 2.99% lower all-in and returns 3.70 more payout units if this side wins.

polymarket
84.25¢
fee $0.65
kalshi
86.84¢
fee $0.97
Buy No democratic nominee 2028 rules reviewed 2026-08-01

Mark Kelly wins and accepts the 2028 Democratic presidential nomination

Kalshi is 2.99% lower all-in and returns 3.13 more payout units if this side wins.

polymarket
97.21¢
fee $0.12
kalshi
94.30¢
fee $0.43
Buy Yes republican nominee 2028 rules reviewed 2026-08-01

John Thune wins and accepts the 2028 Republican presidential nomination

Polymarket is 2.80% lower all-in and returns 1345.62 more payout units if this side wins.

polymarket
0.21¢
fee $3.84
kalshi
0.21¢
fee $6.53
Buy Yes republican nominee 2028 rules reviewed 2026-08-01

Sarah Huckabee Sanders wins and accepts the 2028 Republican presidential nomination

Polymarket is 2.79% lower all-in and returns 2017.34 more payout units if this side wins.

polymarket
0.62¢
fee $3.82
kalshi
0.64¢
fee $5.86
Buy No democratic nominee 2028 rules reviewed 2026-08-01

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

Polymarket is 2.60% lower all-in and returns 3.95 more payout units if this side wins.

polymarket
85.51¢
fee $0.60
kalshi
87.80¢
fee $0.90
Buy No f1 2026 champion rules reviewed 2026-08-01

Lewis Hamilton is the 2026 Formula 1 Drivers' Champion

Kalshi is 1.79% lower all-in and returns 1.32 more payout units if this side wins.

polymarket
90.35¢
fee $0.50
kalshi
88.74¢
fee $0.83
Buy No republican nominee 2028 rules reviewed 2026-08-01

Ron DeSantis wins and accepts the 2028 Republican presidential nomination

Kalshi is 1.55% lower all-in and returns 1.03 more payout units if this side wins.

polymarket
97.12¢
fee $0.12
kalshi
95.62¢
fee $0.33
Buy Yes f1 2026 champion rules reviewed 2026-08-02

Charles Leclerc is the 2026 Formula 1 Drivers' Champion

Kalshi is 1.43% lower all-in and returns 44.26 more payout units if this side wins.

polymarket
3.25¢
fee $4.62
kalshi
3.20¢
fee $6.36
Buy No democratic nominee 2028 rules reviewed 2026-08-02

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

Kalshi is 1.28% lower all-in and returns 0.93 more payout units if this side wins.

polymarket
98.94¢
fee $0.04
kalshi
97.68¢
fee $0.18
Buy No f1 2026 champion rules reviewed 2026-08-02

Charles Leclerc is the 2026 Formula 1 Drivers' Champion

Polymarket is 1.01% lower all-in and returns 1.94 more payout units if this side wins.

polymarket
97.15¢
fee $0.15
kalshi
98.14¢
fee $0.14
Buy No democratic nominee 2028 rules reviewed 2026-08-02

Wes Moore wins and accepts the 2028 Democratic presidential nomination

Kalshi is 0.90% lower all-in and returns 0.64 more payout units if this side wins.

polymarket
98.66¢
fee $0.06
kalshi
97.76¢
fee $0.17
Buy No democratic nominee 2028 rules reviewed 2026-08-01

Andy Beshear wins and accepts the 2028 Democratic presidential nomination

Kalshi is 0.88% lower all-in and returns 0.54 more payout units if this side wins.

polymarket
97.60¢
fee $0.10
kalshi
96.74¢
fee $0.24
Buy No democratic nominee 2028 rules reviewed 2026-08-02

Jon Stewart wins and accepts the 2028 Democratic presidential nomination

Polymarket is 0.82% lower all-in and returns 0.96 more payout units if this side wins.

polymarket
98.08¢
fee $0.08
kalshi
98.89¢
fee $0.09
Buy No republican nominee 2028 rules reviewed 2026-08-01

Marco Rubio wins and accepts the 2028 Republican presidential nomination

Kalshi is 0.80% lower all-in and returns 1.00 more payout units if this side wins.

polymarket
76.93¢
fee $0.94
kalshi
76.31¢
fee $1.72
Buy No democratic nominee 2028 rules reviewed 2026-08-01

Kamala Harris wins and accepts the 2028 Democratic presidential nomination

Kalshi is 0.73% lower all-in and returns -106.90 more payout units if this side wins.

polymarket
92.68¢
fee $0.30
kalshi
92.00¢
fee $0.02
Buy No democratic nominee 2028 rules reviewed 2026-08-01

Josh Shapiro wins and accepts the 2028 Democratic presidential nomination

Polymarket is 0.54% lower all-in and returns 0.95 more payout units if this side wins.

polymarket
95.29¢
fee $0.20
kalshi
95.81¢
fee $0.32
Buy No f1 2026 champion rules reviewed 2026-08-02

Lando Norris is the 2026 Formula 1 Drivers' Champion

Polymarket is 0.29% lower all-in and returns 78.14 more payout units if this side wins.

polymarket
96.95¢
fee $0.16
kalshi
97.24¢
fee $0.06
Buy No republican nominee 2028 rules reviewed 2026-08-01

Elise Stefanik wins and accepts the 2028 Republican presidential nomination

Polymarket is 0.20% lower all-in and returns 0.39 more payout units if this side wins.

polymarket
99.62¢
fee $0.02
kalshi
99.82¢
fee $0.02
Buy No republican nominee 2028 rules reviewed 2026-08-01

Tom Cotton wins and accepts the 2028 Republican presidential nomination

Kalshi is 0.17% lower all-in and returns -0.10 more payout units if this side wins.

polymarket
99.90¢
fee $0.00
kalshi
99.73¢
fee $0.03
Buy No republican nominee 2028 rules reviewed 2026-08-01

Sarah Huckabee Sanders wins and accepts the 2028 Republican presidential nomination

Polymarket is 0.11% lower all-in and returns 0.48 more payout units if this side wins.

polymarket
99.52¢
fee $0.02
kalshi
99.63¢
fee $0.03
Buy No republican nominee 2028 rules reviewed 2026-08-01

Tulsi Gabbard wins and accepts the 2028 Republican presidential nomination

Kalshi is 0.08% lower all-in and returns -0.39 more payout units if this side wins.

polymarket
99.62¢
fee $0.02
kalshi
99.54¢
fee $0.04
Buy No democratic nominee 2028 rules reviewed 2026-08-01

Pete Buttigieg wins and accepts the 2028 Democratic presidential nomination

Kalshi is 0.04% lower all-in and returns -0.27 more payout units if this side wins.

polymarket
95.00¢
fee $0.21
kalshi
94.96¢
fee $0.38
Buy No republican nominee 2028 rules reviewed 2026-08-01

John Thune 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
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 links may carry referral tracking. JSON API

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