Head to head
Sameer Aggarwal vs Zach Ridall
Two careers, 44 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.
Sameer Aggarwal (United States) and Zach Ridall (United States) have met in 44 rounds across 5 competitions since 2019. Counting every round where both finished with a result, Sameer Aggarwal leads Zach Ridall: 41 finishes in front to 3.
On personal bests the split is just as plain: across 14 shared events, Sameer Aggarwal holds the faster single in 14, Zach Ridall in 0.
Personal bests, side by side
faster single in bold| Event | Sameer Aggarwal single | average | Zach Ridall single | average |
|---|---|---|---|---|
| 3×3 | 4.13 | 5.56 | 5.97 | 7.69 |
| 2×2 | 0.51 | 1.45 | 1.34 | 2.71 |
| 4×4 | 22.60 | 26.19 | 30.36 | 34.06 |
| 5×5 | 45.21 | 51.08 | 59.42 | 1:07.15 |
| 6×6 | 1:24.66 | 1:30.43 | 1:49.97 | 1:58.45 |
| 7×7 | 2:18.99 | 2:30.84 | 3:23.79 | 3:31.59 |
| 3×3 blindfolded | 34.66 | 1:05.63 | 1:13.35 | 3:55.49 |
| 3×3 Fewest Moves | 21 moves | 28.67 | 25 moves | 34.00 |
| 3×3 one-handed | 7.76 | 10.82 | 14.84 | 18.76 |
| Clock | 2.99 | 4.34 | 3.08 | 4.67 |
| Megaminx | 39.74 | 46.64 | 1:13.06 | 1:25.73 |
| Pyraminx | 1.35 | 2.35 | 2.23 | 5.36 |
| Skewb | 1.46 | 3.34 | 2.13 | 3.58 |
| Square-1 | 3.42 | 4.63 | 4.53 | 7.12 |
Year by year
every meeting, 44 rounds in allRecent meetings
newest first · averages where the round ranked on one, singles otherwise| Year | Competition | Event | Round | Sameer Aggarwal | Zach Ridall | ahead |
|---|---|---|---|---|---|---|
| 2025 | Rubik's WCA World Championship 2025 | 2×2 | First round | 2.39 | 3.32 | Sameer Aggarwal |
| 2025 | Rubik's WCA World Championship 2025 | 3×3 | First round | 7.09 | 10.27 | Sameer Aggarwal |
| 2025 | Rubik's WCA World Championship 2025 | Square-1 | First round | 6.12 | 8.31 | Sameer Aggarwal |
| 2025 | Rubik's WCA World Championship 2025 | Square-1 | Second round | 5.72 | 10.47 | Sameer Aggarwal |
| 2024 | Rubik's WCA North American Championship 2024 | 2×2 | Second round | 1.82 | 3.29 | Sameer Aggarwal |
| 2024 | Rubik's WCA North American Championship 2024 | 2×2 | First round | 1.99 | 3.37 | Sameer Aggarwal |
| 2024 | Rubik's WCA North American Championship 2024 | 3×3 | Second round | 7.60 | 10.26 | Sameer Aggarwal |
| 2024 | Rubik's WCA North American Championship 2024 | 3×3 | First round | 7.41 | 9.69 | Sameer Aggarwal |
| 2024 | Rubik's WCA North American Championship 2024 | 3×3 one-handed | First round | 11.94 | 21.40 | Sameer Aggarwal |
| 2024 | Rubik's WCA North American Championship 2024 | 4×4 | First round | 27.52 | 40.47 | Sameer Aggarwal |
| 2024 | Rubik's WCA North American Championship 2024 | 5×5 | First round | 1:00.71 | 1:19.44 | Sameer Aggarwal |
| 2024 | Rubik's WCA North American Championship 2024 | 6×6 | First round | 1:42.85 | 2:47.22 | Sameer Aggarwal |
| 2024 | Rubik's WCA North American Championship 2024 | Clock | First round | 6.90 | 5.64 | Zach Ridall |
| 2024 | Rubik's WCA North American Championship 2024 | Clock | Second round | 4.62 | 5.71 | Sameer Aggarwal |
Full careers: Sameer Aggarwal · Zach Ridall. 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.