Head to head

Jack Cai vs Tam Quan

Two careers, 229 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.

Jack Cai (Australia) and Tam Quan (Australia) have met in 229 rounds across 34 competitions since 2016. Counting every round where both finished with a result, Jack Cai leads Tam Quan: 143 finishes in front to 77 and 9 ties.

On personal bests the split is just as plain: across 16 shared events, Tam Quan holds the faster single in 12, Jack Cai in 4.

Personal bests, side by side

faster single in bold

Event	Jack Cai single	average	Tam Quan single	average
3×3	8.05	10.06	6.84	9.02
2×2	1.90	3.29	1.68	3.00
4×4	35.59	43.64	35.12	42.41
5×5	1:42.46	1:52.80	1:04.83	1:22.51
6×6	4:06.04	4:22.98	3:18.40	4:13.42
7×7	7:25.35	7:28.19	6:20.42	—
3×3 blindfolded	16.22	18.27	16.13	19.06
3×3 Fewest Moves	32 moves	40.33	25 moves	31.33
3×3 one-handed	10.14	13.17	11.54	13.94
Clock	38.25	—	12.29	17.76
Megaminx	1:59.54	2:17.12	38.15	43.71
Pyraminx	3.60	5.15	3.62	6.73
Skewb	5.16	9.60	4.04	7.06
Square-1	56.25	—	7.66	14.22
4×4 blindfolded	2:02.25	4:34.77	3:04.93	—
3×3 Multi-Blind	29 of 30 cubes · 59:40	—	24 of 25 cubes · 54:44	—

Year by year

every meeting, 229 rounds in all

Recent meetings

newest first · averages where the round ranked on one, singles otherwise

Year	Competition	Event	Round	Jack Cai	Tam Quan	ahead
2026	Australian Nationals 2026	3×3 blindfolded	First round	19.31	41.97	Jack Cai
2026	Australian Nationals 2026	3×3 blindfolded	Final	19.06	19.85	Jack Cai
2026	Australian Nationals 2026	3×3 blindfolded	Second round	21.31	23.63	Jack Cai
2026	Australian Nationals 2026	3×3 one-handed	First round	13.62	16.31	Jack Cai
2026	Australian Nationals 2026	3×3 one-handed	Second round	13.20	16.54	Jack Cai
2026	Australian Nationals 2026	4×4	First round	46.91	46.38	Tam Quan
2026	Spark Melbourne Autumn Saturday 2026	2×2	First round	4.43	3.84	Tam Quan
2026	Spark Melbourne Autumn Saturday 2026	3×3	Second round	10.68	10.14	Tam Quan
2026	Spark Melbourne Autumn Saturday 2026	3×3	First round	10.21	10.80	Jack Cai
2026	Spark Melbourne Autumn Saturday 2026	3×3 one-handed	First round	13.17	15.87	Jack Cai
2026	Spark Melbourne Autumn Saturday 2026	3×3 one-handed	Final	14.67	17.67	Jack Cai
2025	Melbourne Cube Days 2025	3×3 blindfolded	First round	22.26	20.45	Tam Quan
2025	Melbourne Cube Days 2025	3×3 blindfolded	Final	—	44.62	Tam Quan
2025	Melbourne Cube Days 2025	3×3 Fewest Moves	Final	42 moves	—	Jack Cai

Full careers: Jack Cai · Tam Quan. 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.