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
38
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 52.91% lower all-in and returns 4046.14 more payout units if this side wins.

polymarket
1.31¢
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 45.09% lower all-in and returns 2956.92 more payout units if this side wins.

polymarket
3.34¢
fee $3.73
kalshi
6.09¢
fee $0.13
Buy Yes republican nominee 2028 rules reviewed 2026-08-01

Ron DeSantis wins and accepts the 2028 Republican presidential nomination

Polymarket is 44.86% lower all-in and returns 1439.83 more payout units if this side wins.

polymarket
3.12¢
fee $3.74
kalshi
5.65¢
fee $6.22
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 26.05% lower all-in and returns 2214.70 more payout units if this side wins.

polymarket
1.59¢
fee $3.79
kalshi
1.18¢
fee $6.48
Buy Yes democratic nominee 2028 rules reviewed 2026-08-01

Kamala Harris wins and accepts the 2028 Democratic presidential nomination

Polymarket is 23.01% lower all-in and returns 296.76 more payout units if this side wins.

polymarket
7.78¢
fee $3.57
kalshi
10.10¢
fee $5.96
Buy Yes f1 2026 champion rules reviewed 2026-08-01

Lewis Hamilton is the 2026 Formula 1 Drivers' Champion

Polymarket is 22.74% lower all-in and returns 213.54 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

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

Kalshi is 21.42% lower all-in and returns 112.16 more payout units if this side wins.

polymarket
24.22¢
fee $2.97
kalshi
19.03¢
fee $5.43
Buy Yes democratic nominee 2028 rules reviewed 2026-08-01

Jon Ossoff wins and accepts the 2028 Democratic presidential nomination

Kalshi is 15.55% lower all-in and returns 112.71 more payout units if this side wins.

polymarket
16.33¢
fee $3.26
kalshi
13.79¢
fee $5.74
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

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 No democratic nominee 2028 rules reviewed 2026-08-01

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

Polymarket is 4.69% lower all-in and returns 5.92 more payout units if this side wins.

polymarket
80.05¢
fee $0.82
kalshi
83.99¢
fee $1.18
Buy No democratic nominee 2028 rules reviewed 2026-08-01

Jon Ossoff wins and accepts the 2028 Democratic presidential nomination

Polymarket is 4.41% lower all-in and returns 5.88 more payout units if this side wins.

polymarket
84.83¢
fee $0.62
kalshi
88.74¢
fee $0.83
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

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

Polymarket is 2.39% lower all-in and returns 4.59 more payout units if this side wins.

polymarket
58.28¢
fee $1.68
kalshi
59.71¢
fee $2.85
Buy No democratic nominee 2028 rules reviewed 2026-08-01

Mark Kelly wins and accepts the 2028 Democratic presidential nomination

Kalshi is 2.32% lower all-in and returns 2.03 more payout units if this side wins.

polymarket
97.12¢
fee $0.12
kalshi
94.87¢
fee $0.39
Buy No f1 2026 champion rules reviewed 2026-08-01

Lewis Hamilton is the 2026 Formula 1 Drivers' Champion

Kalshi is 1.99% lower all-in and returns 1.56 more payout units if this side wins.

polymarket
90.55¢
fee $0.49
kalshi
88.74¢
fee $0.83
Buy No democratic nominee 2028 rules reviewed 2026-08-01

Kamala Harris wins and accepts the 2028 Democratic presidential nomination

Kalshi is 1.80% lower all-in and returns 1.33 more payout units if this side wins.

polymarket
92.87¢
fee $0.30
kalshi
91.20¢
fee $0.66
Buy No democratic nominee 2028 rules reviewed 2026-08-01

Gavin Newsom wins and accepts the 2028 Democratic presidential nomination

Polymarket is 1.79% lower all-in and returns 2.87 more payout units if this side wins.

polymarket
83.43¢
fee $0.68
kalshi
84.95¢
fee $1.11
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 f1 2026 champion rules reviewed 2026-08-02

Charles Leclerc is the 2026 Formula 1 Drivers' Champion

Polymarket is 0.84% lower all-in and returns 26.61 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 Yes democratic nominee 2028 rules reviewed 2026-08-01

Gavin Newsom wins and accepts the 2028 Democratic presidential nomination

Polymarket is 0.65% lower all-in and returns 4.53 more payout units if this side wins.

polymarket
17.87¢
fee $3.20
kalshi
17.99¢
fee $5.49
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 Yes republican nominee 2028 rules reviewed 2026-08-01

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

Polymarket is 0.37% lower all-in and returns 1.45 more payout units if this side wins.

polymarket
44.55¢
fee $2.21
kalshi
44.72¢
fee $3.83
Buy No democratic nominee 2028 rules reviewed 2026-08-02

Jon Stewart wins and accepts the 2028 Democratic presidential nomination

Polymarket is 0.22% lower all-in and returns 1.17 more payout units if this side wins.

polymarket
98.85¢
fee $0.05
kalshi
99.07¢
fee $0.07
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 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
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

6 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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