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Showing your last 21 days below. The verdict and percentile on Sennheiser are measured against all rates we've ever recorded.
Cashback · by portal
Points · by portal
Changes in the last 21 days
44 older changes are outside this window.
| Date | Portal | Change |
|---|---|---|
| Oct 9, 2026 | TopCashback | down from 12% to 6% |
| Oct 7, 2026 | TopCashback | up from 6% to 12% |
| Oct 5, 2026 | Aeroplan eStore Air Canada Aeroplan | up from 2 pts/$ to 5 pts/$ |
| Sep 24, 2026 | BeFrugal | down from 9% to 6% |
| Sep 23, 2026 | TopCashback | down from 12% to 6% |
| Sep 21, 2026 | Aeroplan eStore Air Canada Aeroplan | down from 5 pts/$ to 2 pts/$ |