csl 4G 16GB SIM Only
csl
Compare csl csl SIM Only on DealSifu — 4G with 10GB of data, from HK$78/mo. Prices and specs are checked regularly; always verify with the provider before buying.
HK$118per month / prepaid
Local data
16 GB
Network
4G
eSIM
Yes
Voice (min)
Unlimited
At a glance
HK$118/mo
Effective monthly cost
Average over the 24-month contract
HK$7.38
Cost per GB
Based on 16 GB per month
Pros
- Unlimited voice minutes
- Includes Mainland China / Greater Bay Area data
- eSIM supported
Cons
- 4G network only — no 5G
- 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 | 1 GB |
| Macau data | 1 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 |
Frequently asked questions
What network does csl 4G 16GB SIM Only use?
csl 4G 16GB SIM Only runs on csl's own 4G mobile network in Hong Kong.
Is csl 4G 16GB SIM Only a 5G plan?
No. csl 4G 16GB SIM Only runs on a 4G / 4.5G network.
How much data does csl 4G 16GB SIM Only include?
csl 4G 16GB SIM Only includes 16 GB of local data per month.
Does csl 4G 16GB SIM Only support eSIM?
Yes, csl 4G 16GB SIM Only supports eSIM.
Can I keep my phone number with csl 4G 16GB SIM Only?
Yes. Hong Kong supports mobile number portability (MNP), so you can transfer your existing number to csl when you activate.
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About csl
csl is a mobile network operator running its own network in Hong Kong.
See all csl plans →Last updated 16/6/2026 · Prices are for reference only and may be out of date. Always confirm with the provider before purchasing.