SMARTY Speed Test - Check Mobile Speed
Test your SMARTY internet speed in United Kingdom
www.smarty.co.ukSMARTY is Three UK's budget SIM-only brand known for its unique data rollover feature that carries unused data to the next month. Operating on the Three 4G and 5G network, SMARTY offers no-contract plans with competitive pricing. Test your SMARTY connection to measure actual download, upload, and latency performance.
About SMARTY
SMARTY, launched in 2017 and headquartered in Reading, is Three UK's budget SIM-only mobile brand. Following the merger of Three and Vodafone UK, SMARTY now falls under the Vodafone Three joint entity. The brand differentiates itself with a data rollover feature where unused data carries over to the next month.
SMARTY serves approximately 500,000 customers with 1-month rolling plans and no contracts. The brand operates on the Three 4G and 5G network with full speed access. SMARTY's transparent pricing and no-frills approach has earned it strong reviews from consumer publications.
SMARTY Plans and Services
SMARTY offers several internet plans across different technologies and price points.
SMARTY plans range from 6 to 16 GBP per month. The 4 GB plan costs 6 GBP. 24 GB is 7 GBP. 80 GB offers excellent value at 10 GBP. Unlimited data costs 16 GBP with 5G access included. All plans include unlimited calls and texts with 1-month rolling contracts.
The data rollover feature carries unused data from capped plans to the following month. There are no speed caps on any plan. 5G access is available on compatible devices in Three's 5G coverage areas. EU roaming is included at no extra charge. SIM cards are delivered free by post.
SMARTY Internet Plans
| Plan | Speed | Price | Features |
|---|---|---|---|
| 4 GB Plan mobile | Up to 300 Mbps | 6 GBP/month |
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| 24 GB Plan mobile | Up to 300 Mbps | 7 GBP/month |
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| 80 GB Plan mobile | Up to 300 Mbps | 10 GBP/month |
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| Unlimited Plan mobile | Up to 300 Mbps | 16 GBP/month |
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Prices and availability may vary by location. Contact SMARTY for current offers.
Mobile Data Settings
Need to configure your SMARTY mobile data? View the complete APN settings for Android and iOS devices.
View SMARTY APN SettingsTest Your SMARTY Speed
Run a free speed test to check if SMARTY delivers the speeds you are paying for. Test during peak evening hours for the most realistic results. Compare your results against SMARTY advertised speeds above.
SMARTY Speed Test FAQ
How fast is SMARTY internet?
SMARTY operates on the Three 4G and 5G network with no speed caps. Typical 4G speeds are 20-50 Mbps download, while 5G can reach 100-300 Mbps in covered areas. Three has been expanding its 5G coverage across UK cities. Actual speeds depend on location, signal strength, and network congestion. SMARTY provides full access to Three's network speeds unlike some budget brands that cap data rates. Run a speed test to check your actual SMARTY mobile performance.
How does SMARTY data rollover work?
SMARTY's data rollover feature automatically carries unused data from your current month to the next month. For example, if you have a 24 GB plan and only use 15 GB, the remaining 9 GB rolls over to give you 33 GB the following month. Rolled-over data is used first and expires if not used within the rollover month. This feature only applies to capped data plans and not the unlimited plan. Data rollover is automatic with no action required from the customer.
How do I test my SMARTY speed?
Use the speed test tool on this page to measure your SMARTY download speed, upload speed, and ping latency. Ensure strong Three network signal and close background applications for accurate results. Test at different times and locations to understand speed variability. Check that 5G is enabled in your device settings if you are in a Three 5G coverage area. If speeds are consistently low, try testing in a different location as Three coverage can vary, especially indoors.
Is SMARTY the same as Three?
SMARTY is owned by Three UK (now Vodafone Three) and uses the full Three 4G and 5G network. Network coverage, speeds, and signal quality are identical. Key differences include SMARTY's lower pricing, 1-month rolling contracts only, data rollover feature, online-only service, and simpler plan structures. SMARTY does not offer device financing, in-store support, or some premium features available on Three contract plans. For SIM-only customers who want Three network quality at lower prices, SMARTY is a strong alternative.