Key advantages and important considerations of prepaid Korea eSIMs for short-term visitors,
along with a comparison of products from SKT, KT, and LGU+, to help you make an informed purchase.

Advantages
– No roaming fees: Use affordable local rates instead of expensive international roaming.
– Instant activation: Start using the service immediately by scanning a QR code.
– Flexible plans: Choose from various plans based on your travel duration and budget.
– Simple sign-up: No passport verification or store visit required for data-only use.

Things to Consider
– Data allowance and speed: Check whether there is a data limit or speed throttle.
– Price and plan comparison: Compare prices and conditions across different sellers.
– Delivery method: Confirm whether the QR code is delivered online.
– Customer support: Ensure support is available in case issues arise in Korea.
– Discounts and benefits: Look for seasonal promotions or bonus offers.
– Device compatibility: Verify that your smartphone supports eSIM.

Carrier-Specific Features (eSIM Service Providers)

SKT
– Data: Unlimited
– Speed limits: None (stable LTE speeds up to ~100 Mbps)
– Calls: Rechargeable voice credit
– Validity: 15 types (1–10 days, 15, 20, 30, 60, 90 days)
– QR code delivery: Sent immediately via email
– Passport verification (eKYC): Required online for call usage
– Additional top-up: Available
– Plan extension: Not available

KT
– Data: 3GB per day → unlimited at 5 Mbps after depletion
– Calls: Rechargeable
– Validity: 12 types (1–7 days, 10, 15, 20, 30, 60, 90 days)
– Pickup method: Airport/branch pickup
– Passport verification: Required onsite
– Additional top-up: Available
– Plan extension: Available

LGU+
– Data: 3GB per day → unlimited at 5 Mbps after depletion
– Calls: Rechargeable
– Validity: 16 types (1–7 days, 10, 15, 20, 30, 40, 60, 90 days)
– Pickup method: Airport/branch pickup
– Passport verification: Required onsite
– Additional top-up: Available
– Plan extension: Available

Key Differences

1. QR Code Delivery
– SKT: Email delivery
– KT / LGU+: Pick-up at major airports and designated points

2. Speed Limits
– SKT: Fully unlimited, no speed throttling
– KT / LGU+: 3GB per day + unlimited at 5 Mbps

3. Validity Extension
– SKT: Not available
– KT / LGU+: Available

Common Features (All 3 Carriers)
– Similar plan structure, pricing, and top-up options
– Korean phone number provided
– Nationwide coverage
– Recharge credit valid for up to 90 days

Which Carrier Should You Choose?
– If instant activation and high speed are your priority → Choose SKT
– If you need to extend the plan with the same number → Choose KT or LGU+

Where to Buy
– Online purchase is the most convenient and cost-effective option.
– The following recommended sites offer discounts and additional benefits:
– KRW payment: Naver Smart Store, tap here!
– USD payment: 20% discount + transport card / free recharge benefits, tap here!

Conclusion
Reliable internet is essential when traveling in Korea.
Preparing a prepaid eSIM online before departure allows you to activate it immediately upon arrival and enjoy a more convenient and flexible trip.