Free tools for US riders

E‑Bike Tools & Calculators

Interactive tools built for real riders—compare models, estimate range, climb hills, and optimize your ride.

Start with a question See all pages

10 free pages

Open any tool without signing in.

Range, cost, laws, savings

First, choose the decision you need to make.

For U.S. riders

Use the answer to shop, plan costs, or check if your bike is legal where you ride.

Start here

Pick the one thing you need to know next.

Pick one. We will show the best first page, what it answers, and what to do next.

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Range Calculator (Real‑World)

Estimate miles per charge using rider weight, speed, terrain, and wind—no lab numbers, just reality.

Step 1

Open the range tool

Use this first to see how far you can ride on one charge for your route, speed, weight, and hills.

Open the range tool

Step 2

What you will learn

Use this if you want to feel sure your ride fits in one charge.

  • See if one charge covers your route.
  • See how hills, speed, and weight change the result.
  • Decide if distance or hills are the main problem.

Step 3

What to do next

If you are shopping See bikes with longer range Go straight to bikes made for longer trips. If you already own one Plan charging next Check charge time and home power cost so you can plan the next ride.
Also useful Hill Climb Estimator Open this if steep hills or heavy loads are your worry. Optional E‑Bike Calorie Burn & Exercise Calculator Use this if you want to know how much exercise you still get.

Start here

CO₂ Savings vs. Car

See emissions you avoid by riding instead of driving—per trip and per year for US riders.

Step 1

Open the cost tool

Start here if you want to compare the bike to driving and see total costs over time.

Open the cost tool

Step 2

What you will learn

Use this if you need the money math before you shop or choose a payment plan.

  • Estimate yearly savings compared to driving.
  • See how long it takes for the bike to pay for itself.
  • Add charging cost if home electricity is part of the decision.

Step 3

What to do next

If you are shopping See payment plans Use what you learned to pick a payment plan. If you already own one Check charging cost Use your battery size to see charge time and cost at home.
Also useful Battery Charge Time & Cost Calculator Open this if your next question is charge time or home power cost. Before checkout Promo Codes Check promos before you buy.

Start here

E-Bike Laws by State (2026)

This tool gives you a clear, state-by-state breakdown of the laws that affect how and where you can ride your e-bike in 2026.

Rules change. Start with your state page. Use the legal compliance center for details beyond the state summary.

Step 1

Open your state page

Start here if rules depend on where you live or ride. Many states use e-bike classes (speed/assist types).

Open your state page

Step 2

What you will learn

This helps you avoid buying the wrong type or riding in the wrong place.

  • Check class, helmet, and access rules for your state.
  • Use city pages when local rules matter more than statewide rules.
  • Use legal compliance if your bike setup is special or modified.

Step 3

What to do next

If you are shopping Shop bikes that match local rules Shop the bikes that fit the rules where you ride. If you already own one Open legal compliance Use this when your bike or route needs a closer look.
Also useful Explore City E-Bike Guides Use city guides when local access or routes matter more than the state overview. Related E‑Bike State Rebates & Tax Credits (US) Some riders check incentives next because state rules and rebate programs often change together.

Start here

E‑Bike State Rebates & Tax Credits (US)

Find cash rebates by state in minutes—eligibility, amounts, deadlines, and how to apply.

Step 1

Open the rebates page

Start here if you want to lower the final price with rebates, tax credits (money back at tax time), or limited-time programs.

Find rebates

Step 2

What you will learn

This helps you separate state programs from store promos before checkout.

  • Find state rebates, tax credits, and how to apply.
  • See what you can use now vs. later.
  • Pair it with a monthly payment plan if needed.

Step 3

What to do next

If you are shopping Use the savings at checkout Check the savings first, then shop knowing the real price. If you already own one See promo codes Keep store promos and future upgrade offers together.
Also useful Promo Codes Use this for store discounts or promo codes before checkout. Related Payment plans Open this if you want to pay month to month.

All Pages

Know each page before you click.

Each row says what the page does and when to use it.

Know the page name?

Showing all pages.

Ride questions

Range, hills, and exercise

Open these pages when you want to know how far you can go or how hard it will feel.

Calculator Hill Climb Estimator See your steady speed and battery use on steep grades—tuned for Ariel Rider models and real streets. Use this if steep hills or slow climbs are the real worry. Open page Calculator Range Calculator (Real‑World) Estimate miles per charge using rider weight, speed, terrain, and wind—no lab numbers, just reality. Use this to see how far you can ride on one charge. Open page Calculator E‑Bike Calorie Burn & Exercise Calculator Estimate calories burned by speed, terrain, and assist level—track real fitness gains from every ride. Use this if you want to know how much exercise you still get. Open page

Cost questions

Savings, charging, and total cost

Open these pages when money and charging costs matter most.

Calculator Promo Codes See eligible promo codes and verified discounts. Use this to compare the bike to driving and see yearly savings. Open page Calculator E‑Bike State Rebates & Tax Credits (US) Find cash rebates by state in minutes—eligibility, amounts, deadlines, and how to apply. Use this to compare the bike to driving and see yearly savings. Open page Calculator CO₂ Savings vs. Car See emissions you avoid by riding instead of driving—per trip and per year for US riders. Use this to compare the bike to driving and see yearly savings. Open page Calculator E-Bike vs Car Savings Calculator Compare fuel, maintenance, and parking to find your break‑even date and annual savings. Use this to compare the bike to driving and see yearly savings. Open page Calculator Battery Charge Time & Cost Calculator Calculate charge time and electricity cost for your pack at home or on the go—fast and accurate. Use this to learn charge time and home power cost. Open page

Location questions

State laws, city rules, and legal compliance

Open these pages when rules change by state or city.

Guide E-Bike Laws by State (2026) This tool gives you a clear, state-by-state breakdown of the laws that affect how and where you can ride your e-bike in 2026. Use this to check the rules before you ride. Open page Guide Explore City E-Bike Guides Explore City E-Bike Guides gives you quick, curated overviews of the best routes, local regulations, must-know tips, and rider-friendly spots for e-biking in major U.S. cities. Use this when local rules matter more than state rules. Open page

Shopping questions

Rebates, tax credits, and promo codes

Open these pages when you want to lower the final price.

Guide Promo Codes See eligible promo codes and verified discounts. Use this for store discounts or promo codes before checkout. Open page Guide E‑Bike State Rebates & Tax Credits (US) Find cash rebates by state in minutes—eligibility, amounts, deadlines, and how to apply. Use this for state rebates, tax credits, or program details before buying. Open page

What you can do in our tools

Explore our calculators to estimate real‑world range, climb steep hills, see CO₂ savings versus car commutes, and understand cost of ownership. Built for US riders and tested on Ariel Rider bikes.

  • Use calculators when you want a number, like range, charge time, or cost.
  • Use guides when the answer depends on where you live or ride.
  • Use the questions above if you don't know the page name.

Use the answer before you buy

Don't rush into product pages. Use these answers to remove the right doubt first, then take the next step.

Shop all e-bikes Payment plans Legal compliance Promo codes

For publishers

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Tools FAQ

How accurate are the e-bike range and hill-climb results?

They’re physics-based estimates that account for weight, grade, rolling resistance, aerodynamics, and drivetrain efficiency. Real results vary with wind, tire pressure, road surface, and rider effort.

What can I do with the Ariel Rider e-bike calculators?

Use our tools to estimate hill-climb speed, real-world range, battery charge time & cost, CO₂ savings vs. car, and ownership savings. Each calculator is tuned for U.S. riding and Ariel Rider models.

What hill grade counts as “steep” for an e-bike in the U.S.?

Around 10–12% is steep for street riding; 15%+ is very steep and will slow most e-bikes unless you use higher assist or throttle. Our Hill Climb Estimator shows your max steady speed by grade.

How do I measure my local hill grade for the calculator?

Use a map/elevation tool or measure rise ÷ run × 100. On the estimator, try presets (5%, 10%, 15%, 20%) for common U.S. streets and steep city hills like San Francisco or Seattle.

What affects real-world e-bike range the most?

Speed (aero drag), total weight (rider + cargo), terrain (hills), surface, wind, and tire pressure. Our Range Calculator models Wh/mi so you get practical miles per charge.

How do I estimate battery charge time and electricity cost at home?

Enter your battery Wh and charger amps in the Charge Time & Cost tool. For cost, use your local ¢/kWh (see your utility bill). It outputs hours to full and estimated charge cost.

How much can I save riding an e-bike vs. a car?

Use E-Bike vs. Car Savings to compare fuel, maintenance, parking, and typical miles per year. Many riders see a clear break-even in months, then ongoing annual savings.

Do U.S. e-bike state rebates stack with other incentives?

Often, state or city rebates can combine with federal or utility programs when available. Check our E-Bike State Rebates & Tax Credits (US) tool for current eligibility and links to apply.

Can I embed these e-bike calculators on my website or blog?

Yes—use the Embed our tools section to copy an iframe for a specific calculator (range, hills, CO₂, charge time, savings). It’s lightweight, mobile-friendly, and includes attribution.

Which Ariel Rider model should I use in the calculators?

Pick your model (or use presets), then adjust rider weight, terrain, and mode. The tools are Ariel Rider–tuned so you can test real U.S. scenarios—commutes, steep streets, cargo, or performance rides.