Mint Mobile is usually the lower-cost choice if you mostly use your phone in the U.S. and can pay for several months upfront. Google Fi deserves a closer look if you want monthly billing, more hotspot data or regular international travel. A current Pixel-only Fi discount can narrow the price gap, so compare your actual eligibility as well as the standard rates.
This U.S. comparison uses provider terms checked on November 4, 2026 (UTC+8). Prices below exclude applicable taxes and fees, and device purchases cost extra. It is a comparison of published plans, not a hands-on speed test or a promise about coverage at your address.
Google Fi vs Mint Mobile: compare the amount you pay
Google Fi’s plan comparison lists monthly rates that depend on the number of lines. Mint’s plan page displays monthly equivalents for prepaid blocks. A $30 monthly equivalent with a $360 upfront payment is a different budget commitment from paying $35 each month.
| One-line plan, without temporary discounts | Service price | Payment comparison |
|---|---|---|
| Fi Unlimited Essentials | $35 monthly | $420 over 12 months at the same rate |
| Fi Unlimited Standard | $50 monthly | $600 over 12 months at the same rate |
| Fi Unlimited Premium | $65 monthly | $780 over 12 months at the same rate |
| Fi Flexible | $20 monthly plus $10 per GB | Cost depends on data use and Bill Protection |
| Mint 6 GB, 12-month plan | $15 monthly equivalent | $180 paid upfront |
| Mint Unlimited, 12-month plan | $30 monthly equivalent | $360 paid upfront |
Those annual Fi totals are simple multiplication, not annual-plan offers. For a group, request a new comparison using the same number of people. Four-line Fi rates are not four times the single-line price. Do not multiply a one-person promotion across relatives who do not qualify.
The introductory deals have different conditions
Mint’s current new-customer prices are $45 for three months, $90 for six, or $180 for twelve, paid upfront. Each is a $15 monthly equivalent for the initial term, including Unlimited. Full-price options apply afterward.
The term-specific Broadband Facts on Mint’s plan page show Unlimited renewal payments of $120 for three months, $210 for six, or $360 for twelve. Under its billing-cycle terms, section 9.2, shorter terms use 30-day cycles; twelve-month plans can cover up to 365 days. A $90 introduction plus $210 six-month renewal totals $300 for 360 days, not a full calendar year. The initial twelve-month option instead costs $180 upfront for up to 365 days. These are calculations using unchanged checked rates, not renewal guarantees.
Fi’s Pixel offer terms provide 50% off an eligible unlimited line for twelve months through bill credits. The checked deadline is November 10, 2026, at 8:59 a.m. PST, or while supplies last. It requires a qualifying new customer, activation on a Pixel within 30 days of signup and an eligible unlimited plan. Returning customers must have been off Fi for more than 180 days; trial participants are excluded. Group members qualify individually. Changing or suspending the account, or leaving an eligible unlimited plan, stops credits.
For an eligible Standard line, half of the $50 plan charge is $25, or $300 over twelve months. That is a smaller upfront commitment than prepaying a year, but more in plan charges than Mint’s initial twelve-month option. Fi’s credits also apply to eligible taxes and fees, not financing, device protection or international charges, and cannot combine with device promotions. Add a replacement phone’s cost before calling either offer a saving. After twelve credits, compare regular rates again.
Unlimited does not mean the same data rules
| Plan | Published phone-data rule | Hotspot |
|---|---|---|
| Fi Unlimited Essentials | 30 GB high speed, then 256 kbps | Not included |
| Fi Unlimited Standard | 50 GB high speed, then 256 kbps | 25 GB high-speed allowance |
| Fi Unlimited Premium | 100 GB high speed, then 256 kbps | 50 GB high-speed allowance |
| Mint Unlimited | After 50 GB, speeds may be reduced in certain locations when the network is busy | Up to 20 GB |
Fi’s current plan details specify the 256 kbps reduction. Mint’s congestion wording is a different rule, not a guaranteed 256 kbps cap after 50 GB. Neither description guarantees a particular speed for your commute or inside your home. The hotspot figures describe tethering allowances, not extra phone data to add to the first column.
Check your phone and hotspot counters separately. Fi Essentials may look attractive on price, but it does not suit someone who regularly connects a laptop through the phone. Mint’s hotspot page confirms tethering on its plans and the 20 GB Unlimited allowance. Compare how much you actually tether rather than buying the largest on-phone data number.
For travel, compare the destination and the whole year
Fi’s international travel guide distinguishes its tiers: Premium includes international data in more than 200 destinations, Flexible charges $10 per GB there, Standard includes Canada and Mexico, and Essentials does not include international data. Premium’s published high-speed international allowance is 50 GB, not its 100 GB domestic figure. Cellular voice calls abroad can still cost extra; included data does not make every call free.
Fi requires activation and use in the U.S. before travel. It can suspend international data when most usage occurs abroad over a consecutive 90-day period. It is not a plan to activate for the first time after landing or a substitute for checking long-stay rules.
Mint’s Minternational options include a $5 one-day pass with 1 GB, a $10 three-day pass with 3 GB high speed, and a $20 ten-day pass with 10 GB high speed. The three- and ten-day passes continue at lower speeds afterward. Each has limited calling minutes and texts. The $5 thirty-day pass has no data. Canada is a separate included benefit with unlimited talk and text plus 3 GB of high-speed data.
A single short trip does not automatically justify paying for a more expensive domestic plan all year. Add the relevant Mint pass to the service payments you would make anyway, then compare Fi’s eligible price and the data you need abroad. For frequent travel, avoiding repeated pass purchases may be worth more. Check your actual destinations on both providers’ lists before choosing.
Coverage and the phone still need checking
Fi’s coverage page identifies T-Mobile as its nationwide network and advertises top-priority data. Mint’s network policy also identifies T-Mobile’s domestic 4G LTE and 5G network. That shared underlying network does not make every feature or network-management rule identical, and a priority claim is not proof of a better signal at your desk.
Check the places you use your phone, then run each provider’s compatibility check for your exact device. A phone working on one service does not establish eligibility for a Pixel promotion, a watch feature or a particular activation method. Keep your old line active until the number transfer succeeds, and avoid committing to a large prepaid balance before resolving coverage doubts.
Which one fits your budget?
Start with Mint if low ongoing service cost matters most, you can manage the upfront renewal and its travel passes fit your trips. Choose a smaller data tier if you do not need Unlimited. For another low-cost alternative, our Mint Mobile vs Visible comparison covers a different provider pair and payment structure.
Consider Fi when monthly billing, the relevant hotspot tier or Premium’s international allowance solves a recurring need. Use the Pixel discount only if you qualify, then budget for the regular price afterward. If your wider goal is to reduce both phone and home internet spending, compare those bills separately before considering a phone and home internet bundle.
Before switching, write down the payment due today, the next renewal or post-discount price, your hotspot requirement and your next trip’s cost. The cheaper headline is useful only when those four numbers work for you.