COS HK: Shopping portal cashback & miles rates
cos.com
Checked 11h ago · 2 portals compared
Every portal below pays you for starting your COS HK purchase there: they split the commission they get from COS HK with you. Same store, same checkout, same order, but cashback or miles on top. New here? How portals work
Best COS HK rate right now
Best right now
Verdict:
- It's an "up to" rate. The headline number may only apply to some categories.
1 rate change in the 49 days we've tracked it. Last moved Jul 16, 2026. GoCashBack has held the top cashback rate longest: 49 of 49 days.
Cashback
Category rates & exclusions
- Other Categories · most items 10%
- Ship-to Country is AUS 、AUT、BEL、BGR、CAN、CHN、HRV、CYP、DNK、EST、FIN、FRA、DEU、GRC
- Ship-to Country is HUN、IRL、ITA、JPN、KWT、LVA、LTU、LUX、NLD、NZL、NOR、POL、PRT
- Ship-to Country is ROU、RUS、SAU、SVK、SVN、KOR、ESP、SWE、CHE、ARE、USA
- Coupon codes obtained from sites other than GoCashBack.com may void cash back. - Bulk/Reseller orders are not eligible for cash back. - Orders made with gift cards may not be eligible for cash back. - Orders made from mobile or mobile app may not be eligible for cash back. - All cash back is at the merchant's discretion.
Details last checked 1d ago.
Joining a portal through a link here may earn us a referral bonus; it never changes these rates or their order. Details
How this tool is funded
Some links here are referral links: if you join a portal through one, that portal may pay us a referral bonus. It never changes the rates we show or how we rank them. How we make money
Best play
Stack the portal with the right card: the same purchase earns two ways.
Also fits: Bank of America Customized Cash Rewards (3% back on online retail) · Amex Blue Business Plus (2x Amex points on everything)
Card earn rates are our own notes, not live data. Issuer caps and terms apply, so double-check before counting on one.
Rate history last 21 days
Full history →COS HK's best cashback rate has changed once since Jul 12, ranging 4% to 10%.
Each line follows the best rate on offer at that moment, whoever was paying it. Currently: Cashback via GoCashBack. Same scale, different currencies: "3" means 3% cash, 3 pts/$, or 3 mi/$.
Every account sees the last 21 days here. Premium goes back to day one.
Common questions
Which shopping portal pays the most at COS HK? +
Right now up to 10% on GoCashBack leads, out of 2 portals we track for COS HK. The full side-by-side comparison of cashback, miles, and points is above.
Is 10% a good cashback rate for COS HK? +
10% on GoCashBack is the highest we've ever seen for COS HK (typical 10%).
Can I earn airline miles or points for COS HK through a shopping portal? +
Not right now. None of the 2 portals we track list airline miles or transferable points for COS HK today. That can change, so it's worth setting an alert.
How often do COS HK's cashback rates change? +
COS HK's best cashback rate has changed once since Jul 12, ranging 4% to 10%.