I don't have anything for this season, but Arsenal had their highest goal differential in a Champions League match in 2025-26 versus Atlético Madrid on October 21, with a differential of 4 goals.
Interpreted as:
arsenakl biggest win in a game this season| CLUB | GD | DATE | OPP | RESULT | G | SH | SOT | PASS | PASS-ATT | POSS% | FOUL | YC | RC | SUBS | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 4 | 10/21/2025 | vs | W 4-0 | 4 | 19 | 8 | 385 | 429 | 51.4 | 14 | 1 | 0 | 5 | ||
| 2 | 3 | 12/10/2025 | @ | W 3-0 | 3 | 20 | 11 | 426 | 483 | 50.7 | 9 | 2 | 0 | 5 | ||
| 3 | 3 | 11/4/2025 | @ | W 3-0 | 3 | 14 | 8 | 283 | 354 | 57.2 | 12 | 4 | 0 | 5 | ||
| 4 | 2 | 3/17/2026 | vs | W 2-0 | 2 | 21 | 12 | 323 | 388 | 41.6 | 4 | 0 | 0 | 5 | ||
| 5 | 2 | 1/20/2026 | @ | W 3-1 | 3 | 17 | 6 | 355 | 427 | 48.6 | 17 | 2 | 0 | 5 | ||
| 6 | 2 | 11/26/2025 | vs | W 3-1 | 3 | 12 | 8 | 278 | 350 | 39.9 | 16 | 2 | 0 | 5 | ||
| 7 | 2 | 10/1/2025 | vs | W 2-0 | 2 | 16 | 5 | 417 | 504 | 60.8 | 14 | 3 | 0 | 5 | ||
| 8 | 2 | 9/16/2025 | @ | W 2-0 | 2 | 11 | 6 | 411 | 498 | 61.7 | 15 | 3 | 0 | 4 | ||
| 9 | 1 | 5/5/2026 | vs | W 1-0 | 1 | 13 | 2 | 384 | 451 | 53.4 | 10 | 1 | 0 | 5 | ||
| 10 | 1 | 4/7/2026 | @ | W 1-0 | 1 | 7 | 4 | 472 | 517 | 55.8 | 10 | 0 | 0 | 3 | ||
| 11 | 1 | 1/28/2026 | vs | W 3-2 | 3 | 25 | 11 | 519 | 591 | 65.6 | 14 | 1 | 0 | 5 |
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