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 52.94% lower all-in and returns 4050.12 more payout units if this side wins.

polymarket
1.31¢
fee $3.80
kalshi
2.78¢
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 44.87% lower all-in and returns 2779.83 more payout units if this side wins.

polymarket
3.12¢
fee $3.74
kalshi
5.65¢
fee $1.51
Buy Yes democratic nominee 2028 rules reviewed 2026-08-01

Mark Kelly wins and accepts the 2028 Democratic presidential nomination

Polymarket is 43.49% lower all-in and returns 2825.92 more payout units if this side wins.

polymarket
3.52¢
fee $3.72
kalshi
6.22¢
fee $0.08
Buy Yes democratic nominee 2028 rules reviewed 2026-08-02

Wes Moore wins and accepts the 2028 Democratic presidential nomination

Polymarket is 39.20% lower all-in and returns 2513.96 more payout units if this side wins.

polymarket
1.56¢
fee $3.79
kalshi
2.56¢
fee $6.40
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 republican nominee 2028 rules reviewed 2026-08-01

Tom Cotton wins and accepts the 2028 Republican presidential nomination

Polymarket is 35.18% lower all-in and returns 16922.62 more payout units if this side wins.

polymarket
0.21¢
fee $3.84
kalshi
0.32¢
fee $6.53
Buy Yes democratic nominee 2028 rules reviewed 2026-08-01

Andy Beshear wins and accepts the 2028 Democratic presidential nomination

Polymarket is 35.11% lower all-in and returns 1408.11 more payout units if this side wins.

polymarket
2.49¢
fee $3.76
kalshi
3.84¢
fee $6.33
Buy Yes f1 2026 champion rules reviewed 2026-08-02

Lando Norris is the 2026 Formula 1 Drivers' Champion

Polymarket is 34.43% lower all-in and returns 1230.40 more payout units if this side wins.

polymarket
2.80¢
fee $4.64
kalshi
4.27¢
fee $6.30
Buy Yes democratic nominee 2028 rules reviewed 2026-08-02

Jon Stewart wins and accepts the 2028 Democratic presidential nomination

Kalshi is 31.67% lower all-in and returns 2692.82 more payout units if this side wins.

polymarket
1.72¢
fee $3.78
kalshi
1.18¢
fee $6.48
Buy Yes f1 2026 champion rules reviewed 2026-08-01

Lewis Hamilton is the 2026 Formula 1 Drivers' Champion

Polymarket is 22.80% lower all-in and returns 214.17 more payout units if this side wins.

polymarket
10.65¢
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 21.99% lower all-in and returns 279.89 more payout units if this side wins.

polymarket
7.88¢
fee $3.56
kalshi
10.10¢
fee $5.96
Buy Yes democratic nominee 2028 rules reviewed 2026-08-01

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

Kalshi is 17.51% lower all-in and returns 103.09 more payout units if this side wins.

polymarket
20.54¢
fee $3.10
kalshi
16.94¢
fee $5.56
Buy Yes republican nominee 2028 rules reviewed 2026-08-01

Marco Rubio wins and accepts the 2028 Republican presidential nomination

Polymarket is 12.56% lower all-in and returns 53.19 more payout units if this side wins.

polymarket
23.91¢
fee $2.98
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 9.11% lower all-in and returns 60.71 more payout units if this side wins.

polymarket
16.33¢
fee $3.26
kalshi
14.84¢
fee $5.68
Buy Yes democratic nominee 2028 rules reviewed 2026-08-01

Pete Buttigieg wins and accepts the 2028 Democratic presidential nomination

Polymarket is 6.19% lower all-in and returns 112.93 more payout units if this side wins.

polymarket
5.50¢
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

Polymarket is 5.03% lower all-in and returns 28.17 more payout units if this side wins.

polymarket
18.08¢
fee $3.19
kalshi
19.03¢
fee $5.43
Buy No republican nominee 2028 rules reviewed 2026-08-01

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

Polymarket is 4.72% lower all-in and returns 8.79 more payout units if this side wins.

polymarket
56.89¢
fee $1.73
kalshi
59.71¢
fee $2.85
Buy No democratic nominee 2028 rules reviewed 2026-08-01

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

Polymarket is 4.47% lower all-in and returns 5.86 more payout units if this side wins.

polymarket
82.06¢
fee $0.74
kalshi
85.90¢
fee $1.04
Buy No democratic nominee 2028 rules reviewed 2026-08-01

Jon Ossoff wins and accepts the 2028 Democratic presidential nomination

Polymarket is 3.38% lower all-in and returns 4.88 more payout units if this side wins.

polymarket
84.83¢
fee $0.62
kalshi
87.80¢
fee $0.90
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 2.80% lower all-in and returns 10385.34 more payout units if this side wins.

polymarket
0.62¢
fee $3.82
kalshi
0.64¢
fee $2.37
Buy Yes republican nominee 2028 rules reviewed 2026-08-01

Tulsi Gabbard wins and accepts the 2028 Republican presidential nomination

Polymarket is 2.79% lower all-in and returns 537.47 more payout units if this side wins.

polymarket
0.52¢
fee $3.83
kalshi
0.53¢
fee $6.51
Buy No republican nominee 2028 rules reviewed 2026-08-01

Ron DeSantis wins and accepts the 2028 Republican presidential nomination

Kalshi is 2.12% lower all-in and returns 2.13 more payout units if this side wins.

polymarket
97.21¢
fee $0.12
kalshi
95.15¢
fee $0.37
Buy No f1 2026 champion rules reviewed 2026-08-01

Lewis Hamilton is the 2026 Formula 1 Drivers' Champion

Kalshi is 2.10% lower all-in and returns 1.68 more payout units if this side wins.

polymarket
90.64¢
fee $0.49
kalshi
88.74¢
fee $0.83
Buy No democratic nominee 2028 rules reviewed 2026-08-01

Mark Kelly wins and accepts the 2028 Democratic presidential nomination

Kalshi is 2.02% lower all-in and returns -24.17 more payout units if this side wins.

polymarket
96.92¢
fee $0.13
kalshi
94.96¢
fee $0.29
Buy No democratic nominee 2028 rules reviewed 2026-08-01

Kamala Harris wins and accepts the 2028 Democratic presidential nomination

Kalshi is 1.70% lower all-in and returns 1.22 more payout units if this side wins.

polymarket
92.78¢
fee $0.30
kalshi
91.20¢
fee $0.66
Buy No republican nominee 2028 rules reviewed 2026-08-01

Marco Rubio wins and accepts the 2028 Republican presidential nomination

Kalshi is 1.68% lower all-in and returns 2.16 more payout units if this side wins.

polymarket
77.62¢
fee $0.92
kalshi
76.31¢
fee $1.72
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 democratic nominee 2028 rules reviewed 2026-08-01

Andy Beshear wins and accepts the 2028 Democratic presidential nomination

Kalshi is 1.08% lower all-in and returns 0.74 more payout units if this side wins.

polymarket
97.79¢
fee $0.09
kalshi
96.74¢
fee $0.24
Buy Yes republican nominee 2028 rules reviewed 2026-08-01

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

Kalshi is 1.04% lower all-in and returns 1.70 more payout units if this side wins.

polymarket
45.19¢
fee $2.18
kalshi
44.72¢
fee $3.83
Buy No democratic nominee 2028 rules reviewed 2026-08-01

Gavin Newsom wins and accepts the 2028 Democratic presidential nomination

Polymarket is 0.97% lower all-in and returns 1.23 more payout units if this side wins.

polymarket
83.17¢
fee $0.69
kalshi
83.99¢
fee $1.18
Buy Yes f1 2026 champion rules reviewed 2026-08-02

Charles Leclerc is the 2026 Formula 1 Drivers' Champion

Polymarket is 0.86% lower all-in and returns 27.47 more payout units if this side wins.

polymarket
3.18¢
fee $4.62
kalshi
3.20¢
fee $6.36
Buy No democratic nominee 2028 rules reviewed 2026-08-02

Wes Moore wins and accepts the 2028 Democratic presidential nomination

Kalshi is 0.80% lower all-in and returns 0.64 more payout units if this side wins.

polymarket
98.66¢
fee $0.06
kalshi
97.86¢
fee $0.17
Buy No f1 2026 champion rules reviewed 2026-08-02

Lando Norris is the 2026 Formula 1 Drivers' Champion

Kalshi is 0.72% lower all-in and returns -0.14 more payout units if this side wins.

polymarket
97.91¢
fee $0.11
kalshi
97.21¢
fee $0.21
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

Charles Leclerc is the 2026 Formula 1 Drivers' Champion

Polymarket is 0.53% lower all-in and returns 1.44 more payout units if this side wins.

polymarket
97.62¢
fee $0.12
kalshi
98.14¢
fee $0.14
Buy No democratic nominee 2028 rules reviewed 2026-08-02

Jon Stewart wins and accepts the 2028 Democratic presidential nomination

Polymarket is 0.42% lower all-in and returns 1.36 more payout units if this side wins.

polymarket
98.66¢
fee $0.06
kalshi
99.07¢
fee $0.07
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 0.08% lower all-in and returns -0.10 more payout units if this side wins.

polymarket
99.90¢
fee $0.00
kalshi
99.82¢
fee $0.02
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

Sarah Huckabee Sanders wins and accepts the 2028 Republican presidential nomination

Polymarket is 0.02% lower all-in and returns 0.48 more payout units if this side wins.

polymarket
99.52¢
fee $0.02
kalshi
99.54¢
fee $0.04
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
Buy No republican nominee 2028 rules reviewed 2026-08-01

Tulsi Gabbard wins and accepts the 2028 Republican presidential nomination

Polymarket is 0.01% lower all-in and returns 0.39 more payout units if this side wins.

polymarket
99.62¢
fee $0.02
kalshi
99.63¢
fee $0.03
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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