Cost Comparison
Roaming vs eSIM in Uruguay: Every Carrier Rate Compared (2026)
AT&T charges $10/day for Uruguay roaming. Verizon charges $10/day. A travel eSIM on Antel's 4G LTE network costs $54.80 for 10 days — 45% less than either carrier. Below is every rate, side by side.
Roaming costs by carrier
AT&T in Uruguay
Plan
International Day Pass
Daily rate
$10/day
7-day cost
$70
14-day cost
$140
One week of AT&T roaming in Uruguay costs $70 ($10/day through Antel). An eSIM on Antel starts at $2.74/GB for the same connection.
Verizon in Uruguay
Plan
TravelPass
Daily rate
$10/day
7-day cost
$70
14-day cost
$140
In Uruguay, Verizon connects to Antel towers at $10/day. An eSIM reaches the same towers from $2.74/GB.
T-Mobile in Uruguay
Plan
Magenta (high-speed add-on)
Daily rate
$15/day
7-day cost
$105
14-day cost
$210
T-Mobile caps high-speed data at a daily threshold before throttling in Uruguay. Once throttled, the $15/day charge continues. An eSIM at $2.74/GB delivers full-speed data up to the plan's GB ceiling with no hidden throttle.
Xfinity Mobile in Uruguay
Plan
International Pass
Daily rate
$10/day
7-day cost
$70
14-day cost
$140
Xfinity Mobile charges $10 for each calendar day your phone uses data in Uruguay — not each 24-hour window. Arriving after midnight and leaving before midnight the next day costs two full day-pass charges on the same trip.
eSIM costs by provider
Metered plans (1GB-20GB)
| Tier | Price | Per GB |
|---|---|---|
| 1GB | $6.99 | $6.99 |
| 3GB | $17.99 | $6 |
| 5GB | $28.49 | $5.70 |
| 10GB | $43.99 | $4.40 |
| 20GB | $54.80 | $2.74 |
Unlimited daily plans
| Days | Price | Per Day | Discount |
|---|---|---|---|
| 1 days | $7.54 | $7.54 | 4% |
| 3 days | $21.67 | $7.22 | 8% |
| 7 days | $50.55 | $7.22 | 8% |
| 14 days | $97.81 | $6.99 | 11% |
| 30 days | $193.11 | $6.44 | 18% |
Network access
eSIM plans in Uruguay connect to Antel's 4G LTE network — the same towers that carrier roaming uses. Antel is the sole operator, so both roaming and eSIM deliver identical coverage.
Side-by-side comparison
7-day trip comparison
| Option | Cost | Data | Speed | Network |
|---|---|---|---|---|
| AT&T | $70 | Plan data | LTE | Antel |
| Verizon | $70 | Plan data | LTE | Antel |
| T-Mobile | $105 | Throttled | 256kbps* | Antel |
| Xfinity Mobile | $70 | 200 MB/day | LTE | Antel |
| eSIM (20GB) | $54.80 | 20GB | 4G LTE | Antel |
| eSIM (Unlimited) | $54.95 | Unlimited | 4G LTE | Antel |
14-day trip comparison
| Option | Cost | Data | Speed | Network |
|---|---|---|---|---|
| AT&T | $140 | Plan data | LTE | Antel |
| Verizon | $140 | Plan data | LTE | Antel |
| T-Mobile | $210 | Throttled | 256kbps* | Antel |
| Xfinity Mobile | $140 | 200 MB/day | LTE | Antel |
| eSIM (20GB) | $54.80 | 20GB | 4G LTE | Antel |
| eSIM (Unlimited) | $109.90 | Unlimited | 4G LTE | Antel |
Per-day rate breakdown
AT&T charges $10/day. A 20GB eSIM spread across 10 days costs $5.48/day — 1.8x cheaper on the same Antel 4G LTE network.
Hidden charges
Auto-enrollment and day-one billing
AT&T and Verizon roaming passes activate automatically when your phone connects to Antel's network in Uruguay. Calendar-day billing means arriving at 11:30 PM and leaving before midnight the next day counts as two full day charges. A single background app refresh on landing triggers the first charge.
Speed throttling and data caps
T-Mobile's free international data runs at 256 Kbps — too slow for Google Maps, Instagram, or video calls. Xfinity Mobile caps high-speed data at 200 MB per day before throttling. AT&T and Verizon do not publish their throttling thresholds, but users report speed reductions on sustained high-bandwidth use.
Voicemail and background app charges
Checking voicemail abroad is treated as an inbound international call. If the day pass has not yet activated, that single voicemail retrieval triggers the full daily charge. Background app sync, push notifications, and automatic app updates all count toward data usage and can activate the daily pass without your knowledge.
Carrier rate analysis for Uruguay
AT&T International Day Pass
Some travel insurance policies cover data charges from bill shock. AT&T pay-per-use at $2.05/MB in Uruguay can reach hundreds of dollars from a single app sync. Day Pass caps the damage at $10/day but still costs $100 over 10 days. An eSIM at $54.80 eliminates bill shock entirely: fixed price, no overages, no claims needed. Prevention costs less than insurance.
Verizon TravelPass
Verizon Prepaid does not include TravelPass. International data on Verizon Prepaid uses pay-per-use rates that can reach $0.20/KB in certain markets, roughly $200/MB. A single Google Maps session (5 MB) at those rates: $1,000. Verizon Postpaid with TravelPass: $100 for 10 days. eSIM: $54.80 for 20GB on Antel. Prepaid customers must buy a travel eSIM before departure.
T-Mobile International
T-Mobile's 256 Kbps free tier causes excessive battery drain in Uruguay. Apps that expect faster connections retry failed requests repeatedly. Google Maps reloads tiles that timed out. Email clients re-fetch failed attachments. The constant retry cycle consumes more battery than full-speed data would. For a full day of travel, the 256 Kbps connection drains the battery 20-30% faster than a full-speed eSIM connection on Antel. The eSIM at $54.80 provides stable 4G LTE connectivity that apps handle without constant retries.
Vodafone Roaming Passport
Vodafone applies a fair-use data cap to roaming in Uruguay. The threshold is not prominently published. Once exceeded, speeds drop while the GBP6/day charge continues. A traveler who streams video or joins video calls may hit the cap within 2-3 days. A 20GB eSIM at $54.80 states its data ceiling upfront. Speed remains at full 4G LTE until the plan is consumed. No hidden threshold, no surprise throttle mid-trip.
EE Roam Abroad
EE and Vodafone both charge GBP6/day for Uruguay roaming. Both route through Antel's 4G LTE towers. Neither offers a lower rate for this destination. The only difference is fair-use thresholds, which neither carrier publishes prominently. A 20GB eSIM at $54.80 states its data limit upfront and maintains full speed until consumed. Over 10 days: EE GBP60, Vodafone GBP60, eSIM $54.80.
Xfinity Mobile International Pass
Xfinity Mobile charges $10/day in Uruguay but caps high-speed data at 200 MB/day. AT&T charges $10/day with no published daily cap. Verizon charges $10/day with no published daily cap. Xfinity is the most restrictive: same daily price as AT&T, but 200 MB of usable speed vs AT&T's full plan allowance. A 20GB eSIM at $54.80 has no daily cap and costs $45.20 less for 10 days.
Three UK Go Roam
Three UK was the first major UK carrier to reintroduce roaming charges after Brexit. Before June 2022, Three customers roamed for free in 71 Go Roam destinations. Post-Brexit, even Go Roam destinations cost £2/day on newer plans. Three UK in Uruguay: £5/day (rest-of-world) = £50 for 10 days. A 20GB eSIM: $54.80. The eSIM costs less in both zones.
MVNO roaming comparison
Mint Mobile (T-Mobile MVNO) does not offer international roaming plans. Mint customers traveling to Uruguay have no carrier data option. Pay-per-use rates apply through T-Mobile's international billing at rates that can reach $0.20/KB in some markets. A 20GB eSIM at $54.80 on Antel is the only practical option for Mint Mobile customers visiting Uruguay. No Mint plan tier includes international data coverage.
Rate summary
AT&T (International Day Pass): AT&T International Day Pass costs 82% more than an eSIM for Uruguay.
Verizon (TravelPass): Verizon TravelPass costs 82% more than an eSIM for Uruguay.
T-Mobile (Magenta (high-speed add-on)): T-Mobile's paid high-speed tier costs more than AT&T and more than an eSIM.
Bill shock scenarios
Scenario: your boss calls a video meeting while you are in Uruguay. A 5-minute FaceTime or Zoom call at standard quality uses 75 MB. On AT&T pay-per-use: $153.75. A 30-minute call: $922.5. One half-hour video call without a roaming plan costs more than a 20GB eSIM at $54.80 that covers the entire 10-day trip. AT&T Day Pass caps the damage at $10/day, but the eSIM is still cheaper over any trip longer than one day.
How to switch to an eSIM
Switching from Verizon TravelPass to an eSIM for Uruguay: Step 1: Disable TravelPass before departure. In the My Verizon app, go to Account > Add-ons > TravelPass and remove it. This prevents the $10/day auto-charge. Step 2: Turn off data roaming in Settings > Connections > Mobile Networks > Data Roaming. Step 3: Install a 20GB eSIM for Uruguay at $54.80 on Antel. Step 4: Set the eSIM as primary data. Keep Verizon active for calls via WiFi Calling. The eSIM provides 4G LTE data without triggering TravelPass on landing.
Is eSIM cheaper than roaming in Uruguay?
AT&T and Verizon both charge $10/day for data in Uruguay, totaling $100 over 10 days. A travel eSIM on the same Antel 4G LTE network costs $54.80 for 20GB. The eSIM is 45% less expensive with identical network performance. Verified May 2026.
Should I use eSIM or roaming in Uruguay?
Use an eSIM. Both eSIM and carrier roaming connect to Antel's 4G LTE towers in Uruguay. The difference is price: $54.80 (eSIM) vs $100 (AT&T roaming). Same signal, same speeds, $45.20 less. Verified May 2026.
Does T-Mobile work in Uruguay?
T-Mobile works in Uruguay with free data throttled to 256 Kbps. At that speed, a Google Maps search takes 30+ seconds. The high-speed add-on runs $15/day ($150 for 10 days). A Antel eSIM delivers full 4G LTE speed for $54.80. Verified May 2026.
What is the best way to get data in Uruguay?
The best way to get data in Uruguay: 1) Travel eSIM ($54.80 for 20GB on Antel, instant activation). 2) Local prepaid SIM (requires registration at airport). 3) Carrier roaming ($10/day, $100 for 10 days). The eSIM saves $45.20 vs roaming with no setup wait. Verified May 2026.
Our verdict for Uruguay
When carrier roaming makes sense
Carrier roaming makes sense for 1-day layovers where the $10 charge is less than the effort of installing an eSIM. Travelers who need voice calling to local Uruguay numbers may also prefer their carrier plan, since eSIM data plans do not include voice service.
When an eSIM wins
For any trip longer than 2 days, an eSIM saves money over carrier roaming in Uruguay. Families and groups save even more because carrier charges multiply per person. Countries with airport SIM queues make eSIM especially valuable — install before departure, activate on landing.
Bottom line for Uruguay
For a 10-day trip to Uruguay, an eSIM saves $45.20 vs AT&T and delivers the same 4G LTE connection on Antel's network.
Uruguay connectivity details
Local network infrastructure
Uruguay has 1 mobile network. Primary carriers: Antel, Movistar UY, Claro UY. Both carrier roaming and eSIM connect to these same networks.
Good to know
Power sockets in Uruguay are Type C/F/I/L type. US and UK plugs don't fit without an adapter. A depleted phone ends your eSIM connectivity regardless of remaining data balance.
Good to know
Uruguay's emergency number is 911, not 112. Both carrier roaming SIMs and eSIMs can dial emergency numbers without an active data plan.
Frequently asked questions
- Is roaming or eSIM better for Uruguay?
- For trips longer than 2 days, an eSIM is cheaper than carrier roaming in Uruguay. AT&T charges $10/day while an eSIM costs $54.80 total for a 10-day trip. Both use Antel's 4G LTE network — the only difference is the price.
- What hidden charges does AT&T have for Uruguay roaming?
- AT&T's International Day Pass auto-activates when your phone connects to Antel's network in Uruguay. Calendar-day billing means arriving at 11 PM costs a full $10. Background app sync, voicemail retrieval, and notifications can trigger the daily charge on days you intended to stay offline.
- Do eSIMs use the same network as carrier roaming in Uruguay?
- Both eSIM and carrier roaming connect to Antel's 4G LTE towers in Uruguay. The network, coverage area, and download speeds are identical. The difference is pricing: carriers charge $10-$15/day while eSIMs charge a flat rate for the entire trip.
- Is T-Mobile roaming really free in Uruguay?
- T-Mobile Magenta includes free data in Uruguay, but speed is throttled to 256 Kbps. That is too slow for maps, video calls, or photo uploads. The high-speed add-on costs $15/day — more expensive than most eSIM plans.
- Can I use eSIM and keep my carrier number in Uruguay?
- Dual-SIM phones (most models since 2019) run both your carrier SIM and the travel eSIM simultaneously. Your home number stays active for calls and texts over WiFi. The eSIM handles all data on Antel's 4G LTE network in Uruguay.
- What speed does carrier roaming get in Uruguay?
- Carrier roaming in Uruguay connects to Antel's 4G LTE network — the same towers and speeds that an eSIM uses. AT&T and Verizon offer LTE speeds through their day pass. T-Mobile's free tier is capped at 256 Kbps unless you pay for the high-speed add-on.
- Does Verizon auto-charge for roaming in Uruguay?
- Verizon TravelPass activates automatically when your phone connects abroad in Uruguay. A single background data transfer triggers the $10/day charge. The only way to avoid it is to disable data roaming in your phone settings before landing.
- How much does carrier roaming cost in Uruguay?
- If you land in Uruguay without activating a roaming plan, AT&T bills $2.05 per megabyte. A 10-second Google Maps load at 1.5 MB costs $3.08. Ten minutes of casual app use: $30–$60. AT&T's day pass caps the damage at $10/day. A travel eSIM on Antel at $6.99 for 1GB is the only option with a fixed, predictable total cost from day one.
- Is T-Mobile's free international data fast enough in Uruguay?
- No. To use Uruguay as a normal traveler — ride-hailing, mapping, messaging with photos — you need at minimum 1 Mbps. T-Mobile's free tier delivers 256 Kbps, which is one-quarter of that floor. The high-speed add-on costs $15/day. A travel eSIM connects to Antel's 4G LTE network at $2.74/GB — the same towers, real speeds, no daily charge trigger.
- How is my roaming bill calculated in Uruguay?
- Carriers bill Uruguay roaming two ways. AT&T and Verizon use per-day billing at $10/day — the charge triggers even if a background app syncs at 11:59 PM. Without a day pass, AT&T bills $2.05 per MB ($2,099/GB). T-Mobile provides free data at 256 Kbps but charges $15/day for usable speed. An eSIM plan at 1GB for $6.99 is a one-time purchase with no per-day triggers and no usage surprises.
- Does turning off roaming affect text messages in Uruguay?
- No. Incoming SMS arrives with data roaming off — texts travel on the voice network, not the data network. Disable data roaming only, not the SIM itself. Your home SIM stays active for calls and texts while the eSIM on Antel handles data at $2.74/GB. This setup costs nothing on your carrier bill — only the eSIM plan fee.
- When does my eSIM plan clock start in Uruguay?
- Most travel eSIMs for Uruguay start the validity clock when you first use data — not when you purchase or install the plan. A 7-day plan bought two weeks early begins counting from your first data session in Uruguay, not from purchase date. AT&T International Day Pass at $10/day works differently — it bills on each calendar day your phone touches a Uruguay tower, even briefly from a background app sync. The eSIM model on Antel at $2.74/GB does not charge on travel days when you stay on hotel WiFi. Confirm the start-trigger with your provider before purchase. Rates checked June 2026.