Sim and first month is $13, then it's $39 per month. You get the 65Gb for the first 3 months (after that it's 25Gb).
(Ok, ok, it's 28 days, not a month)
Best cashback looks to be $8.50 from Cashrewards
150 Mbps download limit, but does do 5G.
Cashrewards terms:
Important: Multiple SIM purchases need to be made as separate transactions. Adding more than one SIM to an order will result in an untracked purchase.
SIM must be activated within 30 days of ordering.
You must return and click through Cashrewards for each new transaction.
Cashback is ineligible on the following:
Recharges, phones, bundles, accessories, eSIMs, plans or products not listed in the cashback table of rates
Purchase of gift cards or use of gift cards for full or partial payment.
Purchases using coupon codes not listed on Cashrewards.
Purchases via the merchant's mobile app.
Purchase that are cancelled, returned, exchanged or refunded.
GST, other taxes and delivery fees.
Fraudulent transactions.
Purchases using any type of discount which lowers price advertised on the Merchant site, including but not limited to employee discounts, student discounts and price-matching.
Correct me if I'm wrong but it looks like it's only $13 for the initial purchase (28 day expiry)… then the full $39 for recharges afterwards. The only bonus is the extra data for the first 2 recharges.