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全球 eSIM由HelloRoam，由HK$107.19起，連接199+個運營商網絡，覆蓋185+個國家。掃描QR code，2分鐘內完成啟動，保留原有香港SIM卡接聽電話。即到即連，免綁約，未啟動套餐180日可退款及24/7即時客服。
199+
網絡
4G/5G
5G support
2分鐘內
啟動
![[[networkType]] 高速數據連接](/icons/figma-2026/stats-speedometer.svg){kind=icon}
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全球旅遊最佳 eSIM：一張eSIM環遊世界
全球 平價 eSIM，低至 HK$107.19。連接當地頂級4G LTE及5G網絡，相容所有支援eSIM的手機。 每到一個城市購買當地 SIM card 既耗時又費錢。HelloRoam 全球 eSIM 方案透過 本地網絡服務商 4G/5G 網絡覆蓋 186 個以上國家，最低 HK$107.19 起。掃描一張 QR code 完成設定，全程保持在線，無需合約，無需信用審查，每份訂單附 未啟動套餐180 天退款保障。
全球 eSIM：高速mixed覆蓋
HelloRoam 全球eSIM計劃覆蓋180多個國家，讓您在跨國旅行時隨時保持連線。一張eSIM，毋須更換SIM卡，抵達每個目的地後自動接入當地網絡，速度一般超過20 Mbps。
- 方案最低HK$107.19起，mixed速度
- local networks提供覆蓋
- 2 minutes內即時開通
- 180天退款保證
- 全球主要城市全覆蓋
- Network
- mixed
- Plans From
- HK$107.19
- Activation
- Under 2 min
- Guarantee
- 180 days
如何在全球設定eSIM？
為您的目的地選擇數據方案並完成網上結帳。
掃描QR Code即時安裝您的eSIM。
您的eSIM即時安裝，抵達目的地後自動啟動。
在一個地方追蹤用量、增值數據及管理所有eSIM。
為您的目的地選擇數據方案並完成網上結帳。
掃描QR Code即時安裝您的eSIM。
您的eSIM即時安裝，抵達目的地後自動啟動。
在一個地方追蹤用量、增值數據及管理所有eSIM。
HelloRoam 全球 eSIM vs CSL・SmarTone漫遊
比較eSIM與實體SIM卡及國際旅遊數據計劃：HelloRoam 全球 eSIM比CSL國際漫遊日費及中國移動香港數據漫遊附加服務更實惠。免去機場購買SIM卡的麻煩，免排隊，免換卡。由HK$107.19起享受本地網速，未啟動套餐180日可退款。
| Feature |  | 本地電訊商 | 有限數據eSIM |
|---|---|---|---|
| 未啟動180日可退款 |  |  | |
| 24/7 即時聊天支援 | |  | |
| 零啟動費用 | | | |
| 免費熱點分享 | | | |
| 不設超額數據收費 | | | |
| 即時QR Code發送 | | | |
| 全球頂級運營商網絡 | | | |
為何選擇 HelloRoam 全球 eSIM
HelloRoam 與其他 eSIM 服務商比較 — 全球
選擇前往全球的 eSIM，關鍵在退款保障、零啟用費及全天候支援。HelloRoam 提供未啟動套餐180天可退款、HK$0 啟用費、24小時客戶服務，以及即時QR code 發送。了解 HelloRoam 與 Airalo、Holafly、Saily 及其他服務商的分別。
| 功能比較 | | Airalo | Holafly | Nomad | Saily | Ubigi |
|---|---|---|---|---|---|---|
| 未啟動180天可退款 | | | | | | |
| 24小時即時客服 | | | | | | |
| 零啟用費 | | | | | | |
| 免費熱點分享 | | | | | | |
| 不收超額數據費 | | | | | | |
| 即時QR code 發送 | | | | | | |
| 全球優質電訊商網絡 | | | | | | |
| 獨立電訊商品牌識別碼 (SPN) | | | | | | |
什麼是e SIM？eSIM如何在全球使用
e SIM卡是內建於手機的數碼SIM卡，毋需實體卡，毋需SIM卡托。掃描QR code，在任何支援eSIM的iPhone或Android手機上兩分鐘內完成啟動。作為全球（全球）旅遊數據卡的預付替代方案，免去機場購買電話卡的麻煩，免排隊，免簽約。按照設定指南，在出發前完成安裝。 安裝指南
Global eSIM Connectivity Guide for Multi-Region Travelers
A global eSIM is designed for travelers who visit multiple continents or cross multiple regional boundaries on a single trip. Instead of buying a Europe plan then a Southeast Asia plan then a Middle East plan, a global eSIM covers all destinations on one purchase.
HelloRoam's global coverage spans 185+ countries across Europe, Asia, Africa, the Americas, the Middle East, and Oceania. Your phone connects to the strongest available local carrier in each country automatically as you arrive.
For frequent business travelers who might fly from New York to London to Singapore to Dubai in one week, a global eSIM eliminates the need for constant plan management. You land in each city and data works without any action.
For round-the-world travelers and long-term nomads, a global plan provides a consistent foundation of connectivity across all major travel corridors.
Coverage gaps still exist in remote wilderness areas, conflict zones, and small island nations with limited infrastructure, but populated areas in virtually every country on earth are covered.
How data speeds vary: your global eSIM connects to the local carrier network in each country. In Japan or South Korea you get world-class 5G speeds. In Cambodia or Bolivia you get functional 4G. In remote rural Mongolia or Central African wilderness you may have no signal at all.
The global plan gives you access to whatever the local network provides.
The most important rule for global travel: always have offline maps downloaded for wherever you are going. Even in countries with strong urban coverage, the specific spot you are visiting might have no signal. Offline preparation protects you everywhere.
- Covers 185+ countries on one plan
- One purchase for multi-continent and round-the-world trips
- Automatic local carrier connection in each country
- Data speeds reflect local network quality in each destination
- Best for frequent flyers and multi-region travelers
- Offline map preparation is essential even with global coverage
來源GSMA Mobile Connectivity Index 2026; ITU Global 2025
全球 eSIM旅遊貼士
Download Offline Maps for Every Destination
Even with global coverage, specific locations can have no signal. National parks, mountain trails, remote beaches, deserts, and ocean areas are almost never covered. Download Google Maps or Maps.me offline maps for every city and region you plan to visit before you arrive. This is the single most important preparation step for any global traveler.
Data Speeds Vary Dramatically by Country
Your global eSIM connects to local carrier networks. In Japan you get near-universal 5G. In Ethiopia or Bolivia you get functional 4G in cities. In rural Laos or the Amazon you may have no signal. Manage your expectations and data usage based on the network quality of your current destination. Heavy streaming in Tokyo will drain your data far faster than light messaging in rural Cambodia.
Airports Are Usually the Best Connected Points
International airports typically have the strongest mobile coverage of any point in a country. Your global eSIM activates and connects fastest at airports. Use the airport connection to download offline maps for your destination city and confirm everything works before leaving the terminal. This is your last reliable connectivity checkpoint before potentially heading into less-covered areas.
Some Countries Require Separate Plans or Have Restrictions
A small number of countries have specific restrictions. China's mainland has the Great Firewall blocking Google, WhatsApp, and most Western apps. Cuba, North Korea, and sanctioned territories have limited or no connectivity. Iran and Syria have restrictions. Always check country-specific access rules and your plan's coverage list before visiting any destination with known connectivity challenges.
Plan Your Data Usage Around Coverage Availability
Budget your global plan data around when you actually have coverage. A week in Tokyo uses data quickly because 5G is fast and reliable everywhere. A week hiking in Patagonia uses almost none because there is no coverage in the parks. Streaming and downloading in high-coverage destinations helps you store offline content for low-coverage destinations ahead.
Save Emergency Numbers for Every Country
Emergency numbers vary globally. 112 works in Europe, Turkey, and many other countries. 911 is used in the US, Canada, and Mexico. 999 is common in the UK, UAE, and many Commonwealth countries. 119 in Japan for fire and ambulance, 110 for police. Always research and save the emergency number for every country before you arrive.
Time Zone Management Affects When to Buy Data
Global travelers crossing many time zones can lose track of data plan expiry times. Buy your HelloRoam plan based on trip start date, not departure time. If flying overnight from the US to Europe, your plan should start when you need data in Europe, not when you leave home.
全球流動網絡覆蓋概覽
全球的流動網絡品質因地區和國家而異，主要城市覆蓋率通常超過90%。
全球商務及旅遊一張eSIM，無需更換SIM卡，自動接入當地最佳網絡，覆蓋超過180個國家。
所有大洲主要旅遊目的地等熱門目的地的網速通常可達20 Mbps以上，足夠使用地圖導航、WhatsApp及社交媒體。HelloRoam eSIM會在每個國家自動接入合作電訊商，手機越境時自動切換網絡，毋須手動設定。
- VVarious global carriers across all regions
- Network carrier
全球地區eSIM vs 各國本地SIM卡 vs 漫遊費比較
前往全球多個國家旅行，以下是3種主要數據方案的費用對比。
推薦—
一張eSIM覆蓋180多個國家，一次購買，全程使用。越境自動切換網絡，毋須在所有大洲主要旅遊目的地等地分別購買本地SIM卡。出發前約5分鐘完成設定，抵達各目的地後立即上網。
—
需要在全球每個國家分別購買SIM卡，部分國家需護照登記，每次換卡耗時20至40分鐘。電話號碼每次都會改變，多國行程的合計費用往往更高。
—
CSL、3HK、SmarTone及中國移動香港的國際漫遊費每日約港幣80至200元。前往全球多個國家的長途旅程，漫遊費累積可達數千港幣。大多數計劃達到每日上限後會降速。
| 分類 | 推薦 | 各國本地SIM卡 | 香港電訊商國際漫遊 |
|---|---|---|---|
| 參考價格 | — | — | — |
| 詳情 | 一張eSIM覆蓋180多個國家，一次購買，全程使用。越境自動切換網絡，毋須在所有大洲主要旅遊目的地等地分別購買本地SIM卡。出發前約5分鐘完成設定，抵達各目的地後立即上網。 | 需要在全球每個國家分別購買SIM卡，部分國家需護照登記，每次換卡耗時20至40分鐘。電話號碼每次都會改變，多國行程的合計費用往往更高。 | CSL、3HK、SmarTone及中國移動香港的國際漫遊費每日約港幣80至200元。前往全球多個國家的長途旅程，漫遊費累積可達數千港幣。大多數計劃達到每日上限後會降速。 |
Planning Data for Global Travel
Global travel involves navigating many different regional seasons simultaneously. The Northern Hemisphere's peak summer (June to August) coincides with Southeast Asia's wet season, East Africa's short dry season, and the Caribbean's hurricane season. The Southern Hemisphere's summer (December to February) is when Patagonia, New Zealand, and southern Africa are most accessible.
For frequent business travelers doing short multi-city trips, the season matters less. For longer round-the-world trips, plan your global itinerary to follow fair-weather seasons in each region. Regardless of season, your global eSIM stays active and connected in all covered countries throughout your trip duration.
全球 eSIM 常見問題解答
HelloRoam 全球 eSIM 方案覆蓋 186 個以上國家，透過 本地網絡服務商 4G/5G 網絡提供穩定連線，最低 HK$107.19 起。掃描 QR code 啟用，每個目的地落機即上線，無需換卡，無需合約。
HelloRoam 全球 e-sim 方案以一張 QR code 覆蓋 本地網絡服務商 4G/5G 網絡，連接 186 個以上國家，最低 HK$107.19 起。無需在行程中更換 SIM card，無需合約，附 未啟動套餐180 天退款保障，環遊世界輕鬆搞掂。
前往全球旅遊，HelloRoam是最佳eSIM選擇之一，連接199+個運營商網絡，覆蓋185+個國家，方案由HK$107.19起。在任何支援eSIM的解鎖手機上掃描QR code，兩分鐘內完成啟動，即享當地4G/5G及5G速度，未啟動套餐180日可退款及24/7即時聊天支援。
全球 eSIM方案由HK$107.19起，固定數據由1GB至20GB不等。長途旅行可選擇無限量日費方案。所有HelloRoam eSIM方案均提供本地4G LTE及5G接入，不設超額收費，無需簽約。
抵達全球後，eSIM自動連接當地4G LTE及5G運營商網絡，選擇最強可用訊號。網絡覆蓋主要城市、機場、交通要道及大部分農村地區。HelloRoam全球接入199+個運營商網絡，確保穩定網速。
獲取HelloRoam 全球 eSIM只需三步。第一步，在helloroam.com選擇方案並完成結帳。第二步，在手機設定中選擇「加入eSIM」或「加入蜂窩方案」，掃描確認電郵中的QR code。第三步，eSIM在兩分鐘內完成安裝並啟動。前往全球毋需到門市，無需SIM卡，即到即連。
iPhone XS及以上型號均可使用HelloRoam 全球 eSIM。前往「設定」，點選「蜂窩數據」，再點選「加入eSIM」，掃描電郵中的QR code即可。雙SIM設定讓你的香港號碼保持接聽來電，HelloRoam同步處理旅遊數據。iPhone 14及以上的美國版本為純eSIM設計，無需SIM卡托。
HelloRoam 全球地區eSIM計劃覆蓋180多個國家，手機在越境時會自動切換至當地最佳網絡，毋須更換SIM卡或手動設定。熱門目的地包括所有大洲主要旅遊目的地，整個旅程只需購買一次。
購買後，掃描QR code約5分鐘完成eSIM安裝。踏入全球任何覆蓋地區，手機自動接入當地合作電訊商，跨國時自動切換，速度一般可達20 Mbps以上，毋須手動操作。
前往全球多個國家的旅客，地區eSIM通常比在每個國家分別購買本地SIM卡更划算，同時省去換卡的麻煩。一張eSIM覆蓋180多個國家，無需在每個國家重新設定或登記，特別適合行程跨越3個國家以上的旅客。
