First safe move
Start here: Estimate separate needs for maps, messaging, translation, ride-hailing, uploads, video, and hotspot.
Back to readiness and recovery answers
Phone and apps
How much eSIM data is enough for one week in China?
In short
For one week, light map and messaging use can be modest, but photo uploads, video, hotspot, translation camera, and work calls change the answer quickly. Choose data by job, not price alone, and confirm top-up, speed, hotspot, and routing before buying.
Behind this answer
Operator source: Airalo
Operator source: Saily
Operator source: Holafly
Operator source: Apple — Use eSIM while traveling internationally with your iPhone (read July 24, 2026)
Editorial check
Reviewed as a concise travel answer
Phone, eSIM, maps, and app answers were reviewed with the current connectivity comparison and setup guidance.
- Information checked
Current provider data allowance, throttling, top-up, hotspot, China routing, activation timing, device compatibility, and the traveler's actual upload, video, map, and work-call behavior. Provider plans, device compatibility, app availability, roaming behavior, and network routing can change before departure.
Recovery template
Use the answer as a recovery path, not just a reading page
Start with the immediate move, keep a human or offline fallback, and only rely on live rules after checking the official operator, provider, or source.
Use app setup checklistFallback path
Use saved offline hotel details, home-SIM SMS or roaming, hotel Wi-Fi, provider support, and screenshots until mobile data is stable again.
Do not assume
Do not treat this answer as final live proof. Do not use as proof of current network access, app availability, provider routing, or device compatibility without checking the live provider and device state.
Source boundary
Current provider data allowance, throttling, top-up, hotspot, China routing, activation timing, device compatibility, and the traveler's actual upload, video, map, and work-call behavior.
Action path
What to do next
A practical answer should leave the traveler with a few moves they can actually make before the trip or at the point of friction.
1
Estimate separate needs for maps, messaging, translation, ride-hailing, uploads, video, and hotspot.
2
Pick a plan with clear top-up or a roaming fallback if the route depends on mobile data every day.
3
Save hotel, transfer, ticket, wallet, and support details offline so a data shortage does not break the first day.
Official source
What an official source actually states
These facts are read straight from the operator's own page, so you can check each one at the source rather than take it on our word.
A one-week plan is a published tier, and it has a price
Airalo's China page prices its plans by duration: 3 days $11.50, 5 days $19.00, 7 days $27.00, 10 days $35.00, 15 days $49.00 and 30 days $69.00 (USD, on the read date). A one-week trip maps onto the 7-day tier at $27.00. That is the shape this answer was missing — it told people to choose by job rather than price without ever showing what is actually on sale.
Where in the source: Published plan tiers on the product page: 3 / 5 / 7 / 10 / 15 / 30 days at $11.50 / $19.00 / $27.00 / $35.00 / $49.00 / $69.00 USD
This provider sells duration, not gigabytes
In the allowance slot for every tier the page renders “Unlimited” with no GB ceiling published anywhere. So the question this answer asks — how many gigabytes for a week — is not the question this product is sold by. What is published is a duration and a label, which is a different decision from sizing a bucket of data.
Where in the source: Allowance label rendered against each duration tier: “Unlimited”, with no GB figure stated
Operator's own page, not a regulator: Airalo, on its own China product page (www.airalo.com) — the publisher of record for its own plan terms — China eSIM — Airalo (source evergreen operator product page carrying no publication date; read September 9, 2026)
A second provider publishes the same duration tiers at its own prices
Holafly's China page runs the same ladder: 3 days $11.90, 5 days $20.50, 7 days $27.50, 10 days $36.50, 15 days $50.50 and 30 days $73.90 (USD, on the read date), sold as unlimited data across the trip on 5G where available plus 4G and LTE. Two providers, the same day-tier structure, prices within roughly a dollar of each other at the one-week mark — which says the week-shaped plan is the market's unit, and that price is not where these two differ.
Where in the source: Published plan tiers: 3 / 5 / 7 / 10 / 15 / 30 days at $11.90 / $20.50 / $27.50 / $36.50 / $50.50 / $73.90 USD; plan-description clause “…with unlimited data throughout your trip”
Where they do differ is what the plan lets you do with the data
Holafly caps shared data at 1 GB a day, accumulating with plan length (7 GB on a 7-day plan), while Airalo's China page publishes no hotspot position at all. If part of the week's data is meant to run a laptop, that term — not the headline allowance and not the price — is what separates the two plans.
Where in the source: Data-sharing clause: “Share 1 GB of data per day… Your total sharable data depends on the length of your plan (for example, a 7-day plan includes 7 GB).”
Operator's own page, not a regulator: Holafly, on its own China product page (esim.holafly.com) — the publisher of record for its own plan terms — eSIM China — Holafly (source evergreen operator product page carrying no publication date; read September 9, 2026)
What this source does not settle: Every figure above is a read-date value from two named providers' own pages, published as theirs and not merged into a market claim; prices and allowances are the most volatile values in this registry, they change without notice, and the provider's checkout page governs what you actually pay. “Unlimited” is republished as the label each provider prints against its own tiers — this site does not certify either plan as uncapped, and does not supply a GB figure neither page states. Saily's page did not open this pass, so it contributes no tier and no price here rather than being estimated from an older comparison. Nothing here concerns VPNs, blocked-app reach or data routing: both pages read this pass are silent on all three. How much data a particular traveller actually needs — the map-and-messaging versus uploads-and-video judgement this answer makes — stays editorial and uncited.
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