The network matters more than the format
An eSIM is not automatically faster than a physical SIM. The provider's roaming agreement, local network, device bands, congestion, and plan rules have more influence on the connection you receive.
eSIM is convenient before departure
A compatible, unlocked phone can usually receive an eSIM profile before you leave home. That lets you prepare on Wi-Fi and keep a physical primary SIM in the phone, but the plan's activation trigger still needs checking.
A physical SIM can be practical locally
A local physical SIM may be useful when you need a local number, local retail support, or a phone that does not support eSIM. It can require a shop visit, identity registration, the correct size, and removing or reseating your primary SIM.
Protect your primary number
Dual-SIM settings can keep your usual number available for calls or verification while the travel line handles data. Turn off automatic data switching and confirm that the primary line will not incur roaming charges.
Compare the rules, not just the label
For either format, confirm data allowance, validity start, hotspot policy, local network, refund terms, and whether voice or SMS is included. A cheaper headline price is not useful if the allowance expires on arrival day.
A simple choice rule
Choose eSIM when preparation, dual-SIM convenience, and avoiding a shop visit matter. Choose a physical SIM when local-number needs, in-person help, or device compatibility outweigh the extra setup. In both cases, keep an offline copy of activation and support details.