1O1O 5G 500GB SIM Only
1O1O
Compare 1O1O 1O1O 5G SIM Only on DealSifu — 5G with 30GB of data, from HK$299/mo. Prices and specs are checked regularly; always verify with the provider before buying.
HK$759per month / prepaid
Local data
500 GB
Network
5G
eSIM
Yes
Voice (min)
Unlimited
At a glance
HK$759/mo
Effective monthly cost
Average over the 24-month contract
HK$1.52
Cost per GB
Based on 500 GB per month
Pros
- Large 500GB data allowance
- Unlimited voice minutes
- Includes Mainland China / Greater Bay Area data
- eSIM supported
Cons
- Locks you into a 24-month contract
Full specifications
| Contract type | Months 24 |
|---|---|
| Contract length | 24 months |
| SIM-only / with phone | SIM only |
| Data period | Per month |
| Mainland China data | 3 GB |
| Macau data | 3 GB |
| After-cap behaviour (FUP) | Unlimited local data up to 1Mbps after cap |
| Throttle speed | 1 Mbps |
| eSIM | Yes |
| Voice minutes | Unlimited |
| Voice notes | Unlimited local voice + 300 min international |
Frequently asked questions
What network does 1O1O 5G 500GB SIM Only use?
1O1O 5G 500GB SIM Only runs on 1O1O's own 5G mobile network in Hong Kong.
Is 1O1O 5G 500GB SIM Only a 5G plan?
Yes — 1O1O 5G 500GB SIM Only is a 5G plan.
How much data does 1O1O 5G 500GB SIM Only include?
1O1O 5G 500GB SIM Only includes 500 GB of local data per month.
Does 1O1O 5G 500GB SIM Only support eSIM?
Yes, 1O1O 5G 500GB SIM Only supports eSIM.
Can I keep my phone number with 1O1O 5G 500GB SIM Only?
Yes. Hong Kong supports mobile number portability (MNP), so you can transfer your existing number to 1O1O when you activate.
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About 1O1O
1O1O is a mobile network operator running its own network in Hong Kong.
See all 1O1O plans →Last updated 16/6/2026 · Prices are for reference only and may be out of date. Always confirm with the provider before purchasing.