Head to head
Carter Kucala vs Declan Mangan-Lamb
Two careers, 63 shared rounds, one running count. Everything below comes from the official results the two of them posted in the same rounds of the same competitions.
Carter Kucala (United States) and Declan Mangan-Lamb (Ireland) have met in 63 rounds across 6 competitions since 2023. Counting every round where both finished with a result, Carter Kucala leads Declan Mangan-Lamb: 62 finishes in front to 1.
On personal bests the split is just as plain: across 15 shared events, Carter Kucala holds the faster single in 15, Declan Mangan-Lamb in 0.
Personal bests, side by side
faster single in bold| Event | Carter Kucala single | average | Declan Mangan-Lamb single | average |
|---|---|---|---|---|
| 3×3 | 4.71 | 6.49 | 7.31 | 8.96 |
| 2×2 | 0.62 | 1.39 | 0.91 | 2.33 |
| 4×4 | 22.82 | 28.49 | 33.50 | 37.92 |
| 5×5 | 47.11 | 53.32 | 1:07.78 | 1:13.18 |
| 6×6 | 1:31.34 | 1:42.68 | 2:19.34 | 2:35.94 |
| 7×7 | 2:28.11 | 2:39.63 | 4:04.72 | 4:21.61 |
| 3×3 blindfolded | 15.99 | 20.46 | 1:33.32 | — |
| 3×3 Fewest Moves | 18 moves | 20.33 | 29 moves | 37.00 |
| 3×3 one-handed | 7.70 | 9.45 | 15.91 | 21.94 |
| Clock | 3.44 | 4.46 | 5.39 | 6.60 |
| Megaminx | 40.15 | 45.38 | 45.50 | 51.90 |
| Pyraminx | 1.38 | 1.90 | 1.91 | 3.69 |
| Skewb | 0.75 | 1.52 | 0.95 | 2.21 |
| Square-1 | 4.55 | 7.41 | 16.96 | 23.50 |
| 3×3 Multi-Blind | 32 of 33 cubes · 59:01 | — | 3 of 4 cubes · 24:03 | — |
Year by year
every meeting, 63 rounds in allRecent meetings
newest first · averages where the round ranked on one, singles otherwise| Year | Competition | Event | Round | Carter Kucala | Declan Mangan-Lamb | ahead |
|---|---|---|---|---|---|---|
| 2026 | Rubik's WCA North American Championship 2026 | 2×2 | First round | 2.20 | 3.38 | Carter Kucala |
| 2026 | Rubik's WCA North American Championship 2026 | 3×3 | Second round | 6.87 | 10.11 | Carter Kucala |
| 2026 | Rubik's WCA North American Championship 2026 | 3×3 | First round | 7.61 | 10.06 | Carter Kucala |
| 2026 | Rubik's WCA North American Championship 2026 | 3×3 one-handed | First round | 11.56 | 23.50 | Carter Kucala |
| 2026 | Rubik's WCA North American Championship 2026 | 4×4 | First round | 30.15 | 41.09 | Carter Kucala |
| 2026 | Rubik's WCA North American Championship 2026 | Megaminx | First round | 55.55 | 57.23 | Carter Kucala |
| 2026 | Rubik's WCA North American Championship 2026 | Pyraminx | First round | 3.10 | 5.22 | Carter Kucala |
| 2026 | Rubik's WCA North American Championship 2026 | Skewb | First round | 1.85 | 2.88 | Carter Kucala |
| 2026 | Rubik's WCA North American Championship 2026 | Skewb | Final | 2.21 | 3.40 | Carter Kucala |
| 2026 | Rubik's WCA North American Championship 2026 | Skewb | Second round | 2.06 | 2.21 | Carter Kucala |
| 2025 | CubingUSA Great Lakes Championship 2025 | 2×2 | First round | 1.84 | 4.40 | Carter Kucala |
| 2025 | CubingUSA Great Lakes Championship 2025 | 2×2 | Second round | 2.41 | 4.30 | Carter Kucala |
| 2025 | CubingUSA Great Lakes Championship 2025 | 3×3 | First round | 8.59 | 10.58 | Carter Kucala |
| 2025 | CubingUSA Great Lakes Championship 2025 | 3×3 | Second round | 8.42 | 12.22 | Carter Kucala |
Full careers: Carter Kucala · Declan Mangan-Lamb. A meeting is a round of one event at one competition where both finished with a counted result. Who finished ahead follows official placing in the round: rounds played to an average are won on the average, best-of rounds on the single.