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Comparing for a 21-day trip needing at least 3 gb. See how Mongolia 3GB 30 Days compares to One NZ roaming for your Mongolia trip.
Limited competitor pricing data available for this trip. Roamiya comparison based on One NZ roaming vs standard eSIM pricing -- instant delivery, no contract, transparent pricing.
MongoliaCarrier price last checked May 2026 for One NZ Daily Roaming; comparison assumes 21 days and 3 GB.
Head-to-head Comparison
Price
✓Carrier: NZ$210.00
Roamiya: Mongolia 3GB 30 Days ($20.99)
Data
~Carrier: Daily fee
Roamiya: 3 GB
Duration
~Carrier: 21 days
Roamiya: 30 days
Coverage
✓Carrier: 165 countries
Roamiya: 1 country
Activation
✓Carrier: Varies
Roamiya: Instant
Contract
✓Carrier: Required
Roamiya: None
Limitations
Carrier: Extra costs may apply
Roamiya: Data-only eSIM; use VoIP apps for calls and messaging
Match
~Carrier: 3 GB / 21 days (scenario)
Roamiya: Meets or exceeds
Alternative Options
Complete competitor pricing data is not yet available for this specific trip. The comparison below is based on One NZ carrier roaming rates vs Roamiya eSIM pricing.
Carrier price last checked May 2026 for One NZ Daily Roaming; comparison assumes 21 days and 3 GB.
Instant delivery · No contract · Dual SIM support
One NZ Daily Roaming costs NZ$210.00 for 21 days in Mongolia. Breakdown: NZ$10.00/day × 21.
Yes, a Roamiya eSIM can save you 83% compared to One NZ roaming in Mongolia. You'd save $104.10 with a travel eSIM instead of paying NZ$210.00.
One NZ Daily Roaming includes roaming data in Mongolia, while a Roamiya eSIM gives you 3 GB of data specifically for travel. The eSIM provides a predictable data allowance without per-MB roaming charges.
The best eSIM for Mongolia from Roamiya is available at Mongolia 3GB 30 Days ($20.99). It offers reliable data connectivity without the high costs of One NZ international roaming.
Mongolia 3GB 30 Days ($20.99)
