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
36
Families
3
Budget each
$100
Buy Yes republican nominee 2028 rules reviewed 2026-08-01

Sarah Huckabee Sanders wins and accepts the 2028 Republican presidential nomination

Polymarket is 86.11% lower all-in and returns 82800.54 more payout units if this side wins.

polymarket
0.10¢
fee $3.84
kalshi
0.75¢
fee $6.50
Buy Yes f1 2026 champion rules reviewed 2026-08-02

Charles Leclerc is the 2026 Formula 1 Drivers' Champion

Polymarket is 84.79% lower all-in and returns 26085.71 more payout units if this side wins.

polymarket
0.33¢
fee $2.90
kalshi
2.14¢
fee $6.42
Buy Yes republican nominee 2028 rules reviewed 2026-08-01

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 2026-08-01

Andy Beshear wins and accepts the 2028 Democratic presidential nomination

Polymarket is 37.46% lower all-in and returns 1248.32 more payout units if this side wins.

polymarket
3.00¢
fee $3.74
kalshi
4.80¢
fee $6.27
Buy Yes f1 2026 champion rules reviewed 2026-08-02

Lando Norris is the 2026 Formula 1 Drivers' Champion

Kalshi is 36.84% lower all-in and returns 1514.56 more payout units if this side wins.

polymarket
3.85¢
fee $2.81
kalshi
2.43¢
fee $6.41
Buy Yes republican nominee 2028 rules reviewed 2026-08-01

Ron DeSantis wins and accepts the 2028 Republican presidential nomination

Polymarket is 35.83% lower all-in and returns 1189.35 more payout units if this side wins.

polymarket
3.01¢
fee $3.74
kalshi
4.69¢
fee $6.28
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 2026-08-02

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

Polymarket is 33.68% lower all-in and returns 2159.96 more payout units if this side wins.

polymarket
1.56¢
fee $3.79
kalshi
2.35¢
fee $6.41
Buy Yes democratic nominee 2028 rules reviewed 2026-08-01

Mark Kelly wins and accepts the 2028 Democratic presidential nomination

Polymarket is 32.08% lower all-in and returns 1029.83 more payout units if this side wins.

polymarket
3.12¢
fee $3.74
kalshi
4.59¢
fee $6.28
Buy Yes republican nominee 2028 rules reviewed 2026-08-01

Tulsi Gabbard wins and accepts the 2028 Republican presidential nomination

Kalshi is 32.03% lower all-in and returns 7829.10 more payout units if this side wins.

polymarket
0.60¢
fee $3.82
kalshi
0.41¢
fee $6.53
Buy Yes f1 2026 champion rules reviewed 2026-08-01

Lewis Hamilton is the 2026 Formula 1 Drivers' Champion

Polymarket is 25.32% lower all-in and returns 1586.12 more payout units if this side wins.

polymarket
1.60¢
fee $2.87
kalshi
2.14¢
fee $6.42
Buy Yes republican nominee 2028 rules reviewed 2026-08-01

Elise Stefanik wins and accepts the 2028 Republican presidential nomination

Polymarket is 25.05% lower all-in and returns 12050.62 more payout units if this side wins.

polymarket
0.21¢
fee $3.84
kalshi
0.28¢
fee $6.53
Buy Yes republican nominee 2028 rules reviewed 2026-08-01

Marco Rubio wins and accepts the 2028 Republican presidential nomination

Polymarket is 23.16% lower all-in and returns 143.17 more payout units if this side wins.

polymarket
16.23¢
fee $3.26
kalshi
21.12¢
fee $5.30
Buy Yes democratic nominee 2028 rules reviewed 2026-08-01

Josh Shapiro wins and accepts the 2028 Democratic presidential nomination

Kalshi is 22.06% lower all-in and returns 439.42 more payout units if this side wins.

polymarket
6.43¢
fee $3.62
kalshi
5.01¢
fee $6.25
Buy Yes democratic nominee 2028 rules reviewed 2026-08-01

Kamala Harris wins and accepts the 2028 Democratic presidential nomination

Polymarket is 13.57% lower all-in and returns 207.96 more payout units if this side wins.

polymarket
6.54¢
fee $3.61
kalshi
7.56¢
fee $6.11
Buy No republican nominee 2028 rules reviewed 2026-08-01

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

Polymarket is 13.39% lower all-in and returns 27.00 more payout units if this side wins.

polymarket
50.00¢
fee $2.00
kalshi
57.73¢
fee $2.99
Buy Yes democratic nominee 2028 rules reviewed 2026-08-01

Jon Ossoff wins and accepts the 2028 Democratic presidential nomination

Polymarket is 12.07% lower all-in and returns 77.18 more payout units if this side wins.

polymarket
15.82¢
fee $3.28
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 10.35% lower all-in and returns 60.84 more payout units if this side wins.

polymarket
18.90¢
fee $3.16
kalshi
16.94¢
fee $5.56
Buy Yes republican nominee 2028 rules reviewed 2026-08-01

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

Kalshi is 10.29% lower all-in and returns 21.06 more payout units if this side wins.

polymarket
52.10¢
fee $1.92
kalshi
46.74¢
fee $3.70
Buy Yes democratic nominee 2028 rules reviewed 2026-08-02

Jon Stewart wins and accepts the 2028 Democratic presidential nomination

Kalshi is 9.83% lower all-in and returns 1752.51 more payout units if this side wins.

polymarket
0.62¢
fee $3.82
kalshi
0.56¢
fee $6.52
Buy Yes democratic nominee 2028 rules reviewed 2026-08-01

Pete Buttigieg wins and accepts the 2028 Democratic presidential nomination

Polymarket is 6.34% lower all-in and returns 120.08 more payout units if this side wins.

polymarket
5.29¢
fee $3.66
kalshi
5.65¢
fee $6.22
Buy Yes democratic nominee 2028 rules reviewed 2026-08-01

Gavin Newsom wins and accepts the 2028 Democratic presidential nomination

Kalshi is 5.55% lower all-in and returns 36.69 more payout units if this side wins.

polymarket
15.72¢
fee $3.28
kalshi
14.84¢
fee $5.68
Buy No democratic nominee 2028 rules reviewed 2026-08-01

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

Polymarket is 4.08% lower all-in and returns 5.37 more payout units if this side wins.

polymarket
82.40¢
fee $0.72
kalshi
85.90¢
fee $1.04
Buy No republican nominee 2028 rules reviewed 2026-08-01

Marco Rubio wins and accepts the 2028 Republican presidential nomination

Kalshi is 3.35% lower all-in and returns 3.25 more payout units if this side wins.

polymarket
84.93¢
fee $0.62
kalshi
82.08¢
fee $1.31
Buy No democratic nominee 2028 rules reviewed 2026-08-01

Gavin Newsom wins and accepts the 2028 Democratic presidential nomination

Polymarket is 2.72% lower all-in and returns 4.08 more payout units if this side wins.

polymarket
85.41¢
fee $0.60
kalshi
87.80¢
fee $0.90
Buy No f1 2026 champion rules reviewed 2026-08-02

Lando Norris is the 2026 Formula 1 Drivers' Champion

Polymarket is 1.62% lower all-in and returns 2.60 more payout units if this side wins.

polymarket
97.47¢
fee $0.08
kalshi
99.07¢
fee $0.07
Buy No democratic nominee 2028 rules reviewed 2026-08-01

Josh Shapiro wins and accepts the 2028 Democratic presidential nomination

Polymarket is 1.55% lower all-in and returns 2.13 more payout units if this side wins.

polymarket
94.23¢
fee $0.24
kalshi
95.71¢
fee $0.32
Buy No democratic nominee 2028 rules reviewed 2026-08-01

Andy Beshear wins and accepts the 2028 Democratic presidential nomination

Kalshi is 1.36% lower all-in and returns 1.34 more payout units if this side wins.

polymarket
97.41¢
fee $0.11
kalshi
96.08¢
fee $0.30
Buy No republican nominee 2028 rules reviewed 2026-08-01

Ron DeSantis wins and accepts the 2028 Republican presidential nomination

Kalshi is 1.35% lower all-in and returns 1.23 more payout units if this side wins.

polymarket
97.31¢
fee $0.11
kalshi
95.99¢
fee $0.30
Buy No democratic nominee 2028 rules reviewed 2026-08-01

Mark Kelly wins and accepts the 2028 Democratic presidential nomination

Kalshi is 1.16% lower all-in and returns 1.13 more payout units if this side wins.

polymarket
97.21¢
fee $0.12
kalshi
96.09¢
fee $0.30
Buy Yes democratic nominee 2028 rules reviewed 2026-08-02

Wes Moore wins and accepts the 2028 Democratic presidential nomination

Kalshi is 0.94% lower all-in and returns 37.92 more payout units if this side wins.

polymarket
2.48¢
fee $3.76
kalshi
2.46¢
fee $6.40
Buy No democratic nominee 2028 rules reviewed 2026-08-01

Jon Ossoff wins and accepts the 2028 Democratic presidential nomination

Kalshi is 0.65% lower all-in and returns 0.04 more payout units if this side wins.

polymarket
85.50¢
fee $0.60
kalshi
84.95¢
fee $1.11
Buy No democratic nominee 2028 rules reviewed 2026-08-01

Kamala Harris wins and accepts the 2028 Democratic presidential nomination

Kalshi is 0.61% lower all-in and returns 0.65 more payout units if this side wins.

polymarket
94.03¢
fee $0.25
kalshi
93.46¢
fee $0.49
Buy No democratic nominee 2028 rules reviewed 2026-08-02

Wes Moore wins and accepts the 2028 Democratic presidential nomination

Kalshi is 0.33% lower all-in and returns 0.24 more payout units if this side wins.

polymarket
98.27¢
fee $0.07
kalshi
97.95¢
fee $0.15
Buy No republican nominee 2028 rules reviewed 2026-08-01

Tulsi Gabbard 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

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

8 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 links may carry referral tracking. JSON API

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