Updated September 30, 2026 · TariffCue Editorial Team
eSIMony vs KnowRoaming
Where eSIMony and KnowRoaming differ
| Compare |  eSIMony |  KnowRoaming |
|---|---|---|
| Seller type | Mvno | Reseller |
| Price from | €3.90 | $1.75 |
| Reference plan prices | eSIM Europe 2 GB / 15 days: EUR 6.90, 2 GB, prepaid one-time no contract | eSIM Europe 10 GB / 30 days: EUR 16.90, 10 GB, prepaid one-time no contract | eSIM Europe 50 GB / 30 days: EUR 52.90, 50 GB, prepaid one-time no contract (largest data; no 12-month or unlimited price published) | USA Unlimited 30 Days: US $68.00, unlimited data, prepaid 30 days (no 12-month 30 GB+ SIM-only plan offered); USA Unlimited 1 Day: US $3.50, unlimited data, prepaid 1 day; USA 1 GB 7 Days: US $3.89, 1 GB, prepaid 7 days |
| Roaming countries | 300 | from 200 |
| Host network | local host networks incl. AT&T, T-Mobile, Verizon, Vodafone, Orange, Telefonica, Digicel | Not confirmed |
| Unlimited plan price | Not confirmed | $3.50 |
| 5G | Yes | Not confirmed |
| EU roaming | Included | Not confirmed |
| Hotspot sharing | Yes | Not confirmed |
| Markets | AE, AT, AU, BE, BG, CA, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HK, HU, IE, IL, IT, JP, LT, LU, LV, MT, MY, NL, NO, NZ, PL, PT, RO, SE, SG, SI, SK, US | Not confirmed |
Same on both: SIM-only (Yes), eSIM (Yes).
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Key differences
- KnowRoaming scores higher overall: 9.1 vs 9.0.
- Support channels: only eSIMony offers Email, Phone.
Our verdict on each
eSIMony
eSIMony suits travellers and short-term data buyers who prefer a single prepaid eSIM to a monthly contract, with eSIM Europe entry at €3.90 against a listing median of €3.07. It scores 9 overall, and EU roaming across the eSIM Europe plans is included.
KnowRoaming
KnowRoaming sells prepaid sim-only eSIM data for travellers who want to buy a plan, use it and walk away, and the USA Unlimited daily plan at $3.50 makes a single heavy-use day cheap. Coverage spans from 200 countries, though the monthly unlimited option is where the range gets expensive.
Score breakdown
| Area | eSIMony | KnowRoaming |
|---|---|---|
| Cost | 8.7Entry sits at €3.90 against the listing median of €3.07, and prepaid billing makes the paid figure the whole cost. | 9.5HigherEntry price of $1.75 and unlimited data at $3.50 put KnowRoaming near the front of both price measures. |
| Offer | 9.2HigherEvery eSIM Europe bundle pairs data with hotspot sharing, eSIM delivery and 5G, plus roaming across 300 countries. | 8.7Sim-only eSIM plans across from 200 countries, sold on prepaid billing by the day. |
How they place
| Ranking | eSIMony | KnowRoaming |
|---|---|---|
| Phone plans with eSIM | 7 of 389 | 8 of 389 |
Where these facts come from
eSIMony
- esimony.com: 15 facts, checked September 30, 2026
KnowRoaming
- knowroaming.com: 9 facts, checked September 30, 2026
Every fact side by side
| Fact | eSIMony | KnowRoaming |
|---|---|---|
| Billing | Prepaid | Prepaid |
| Legal entity | HD Solutions GmbH | Not confirmed |
| Headquarters | Germany | Not confirmed |
| Support channels | Email, Phone, Help centreCovers more | Help centre |
Where each stands against the rest
| Fact | eSIMony | KnowRoaming | Median |
|---|---|---|---|
| Unlimited plan price | Not confirmed | $3.50lowest quarter | $25 |
| Roaming countries | 300highest quarter | from 200highest quarter | 100 |
Median across 176 listed providers.
Pros and cons
eSIMony
Pros
- The eSIM Europe bundles are prepaid and one-time with no contract, so the paid figure is the whole cost rather than an opening rate that later renews higher.
- Roaming spans 300 countries with EU roaming included, so one purchase can cover a trip crossing several European markets.
- Data allowances come with hotspot sharing, eSIM delivery and 5G, which is more than a bare data-only line and lets a laptop share the same bundle.
Cons
- Billing is prepaid one-time, so the paid figure is the whole cost and there is no rolling monthly price to budget against, while the largest eSIM Europe bundle costs noticeably more than the €3.90 entry point on a data-heavy trip.
- Support runs on email, phone and help centre, with live chat not among the listed channels, so quick questions mid-trip rely on email, the help centre or a phone call.
- As an MVNO on local host networks that include AT&T, T-Mobile, Verizon, Vodafone, Orange, Telefonica and Digicel, the carrying carrier can change between countries on the same trip.
KnowRoaming
Pros
- Both sim-only and eSIM are offered, so nothing is posted and no store visit is needed, which suits a traveller already carrying a compatible handset.
- Coverage of from 200 countries lets a multi-stop trip stay with a single provider instead of changing SIMs at each border.
- Billing is prepaid, so every purchase is a set figure with no renewal step and no minimum term to serve out.
Cons
- Support runs on help centre only, so a connection that fails overnight leaves a help centre to sort it out.
- KnowRoaming is a reseller rather than a mobile virtual network operator, so a network fault has to be traced through another party; co:sim and BambooSIM answer as their own operators.
- The monthly USA Unlimited option costs many times the entry figure of $1.75, so a full month of heavy use is the expensive end of the range.
Who each suits
eSIMony
Who it suits
- Travellers crossing several European markets who want one prepaid eSIM with EU roaming included rather than a purchase per country.
- Readers who prefer an MVNO to a reseller, since reseller and reseller both sit on the pass-through layer eSIMony does not.
- Short stays where a fixed monthly bill makes no sense, given the eSIM Europe bundles are prepaid one-time with no contract.
Who should look elsewhere
- Anyone who wants live chat during a trip, since support runs on email, phone and help centre.
- Readers shopping for a reseller pass-through plan, since reseller and reseller are resellers and eSIMony is an MVNO.
- Travellers who need one named carrier in every country, since eSIMony names several local host network partners and local carrier networks is described in equally open terms.
KnowRoaming
Who it suits
- Travellers already holding a compatible handset who want data only, bought digitally with no delivery wait.
- Anyone covering a multi-country trip from a single provider, given coverage of from 200 countries.
- Readers who plan a trip day by day and want unlimited data for a single heavy-use moment rather than a capped monthly allowance.
Who should look elsewhere
- Readers who would rather deal with the network's own operation, since co:sim and BambooSIM run as mobile virtual network operators.
- Shoppers who want the lowest starting figure, since ESIMZON starts at $1 against KnowRoaming's $1.75.
Country by country
| Country | eSIMony | KnowRoaming |
|---|---|---|
| Australia | Yes | No |
| Austria | Yes | No |
| Belgium | Yes | No |
| Bulgaria | Yes | No |
| Canada | Yes | No |
| Cyprus | Yes | No |
| Czechia | Yes | No |
| Denmark | Yes | No |
8 of 39 countries where either is available.
Questions about each
eSIMony
What does an eSIMony plan cost to start?+
The eSIM Europe range starts at €3.90, a little above the listing median of €3.07 and inside the upper band of the field at €4.65. The bundles are sold as prepaid one-time with no contract, so the checkout figure is the full cost rather than a first-period figure.
Does the price change when I come back for another trip?+
There is no introductory rate here that later renews higher. Each eSIM Europe bundle is a prepaid one-time purchase with no contract, so the same figure applies every time a bundle is bought rather than a cheaper opening period followed by a larger renewal figure. Entry sits at €3.90.
KnowRoaming
What does a KnowRoaming plan cost to start with?+
KnowRoaming's eSIM data plans start at $1.75, the entry figure for its lightest option. It is a set price rather than an introductory rate that renews higher, and billing is prepaid, so a reader can work out the whole spend for a trip before buying anything.
How much does unlimited data cost?+
The USA Unlimited daily plan is $3.50 for a full day of unlimited data, which is the figure most useful for anyone planning a trip day by day. The monthly unlimited option is priced far above that, so longer stays work out better with a smaller allowance topped up alongside it.