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Best Fat-Tire & Off-Road E-Bikes: Rad Power, Aventon, Velotric, Jasion & More (2026)

We compare 10 fat-tire, moped-style and off-road e-bikes from Rad Power Bikes, Aventon, Velotric, Heybike, Hiboy, Ride1Up and Jasion. Every figure comes from the maker's product page. A figure the maker doesn't publish shows as "Not listed" and scores as the weakest published value in the category. Several bikes here list top speeds above 28 mph. Those speeds score the same as 28 mph and may not be legal on public roads (see the guide). We don't test bikes or use prices or reviews.

Updated 2026-11-1210 products compared9 scored criteriaHow this ranking works

Affiliate disclosure: We earn a commission if you buy through links on this page, at no extra cost to you. It never affects our rankings, which come from the published scoring formula. As an Amazon Associate I earn from qualifying purchases. Learn more.

Top pick

Jasion Thunder Pro

Score 8.7/10 · Check price

Why it wins: 1200 W sustained, 115 Nm, 500 lb. Top rated motor power in this comparison (1200 W). Top battery capacity in this comparison (1040 Wh).

Also great: Hiboy EX11 (6.8) · Rad Power Bikes Radster Trail (6.7)

8.7/10
Check price at Amazon See pros, cons & specs

Side-by-side comparison

Swipe sideways on mobile. Green marks the best figure in each column.

Product Score Battery capacityRated motor powerClaimed rangePayload capacity Best for Price Buy
1Jasion Thunder Pro
8.7/10
1040 Wh1200 W90 mi500 lb 1200 W sustained, 115 Nm, 500 lb Check price View deal
2Hiboy EX11
6.8/10
864 Wh750 W100 mi300 lb Full-suspension fat tire with an 864 Wh battery and 100 mi claim Check price View deal
3Rad Power Bikes Radster Trail
6.7/10
720 Wh750 W65 mi370 lb 100 Nm off-road Class 1–3 bike Check price View deal
4Velotric Nomad 1
6.6/10
691 Wh750 W55 mi440 lb Fat tire rated for 440 lb with IPX6 Check price View deal
5Aventon Aventure 3
6.6/10
733 Wh750 W65 mi400 lb Fat-tire bike with a 733 Wh battery and 400 lb limit Check price View deal
6Jasion RetroVolt Pro
6.5/10
1040 WhNot listed90 mi330 lb Moped-style bike with a 38 mph listing Check price View deal
7Heybike Alpha
6.1/10
680 Wh500 W60 mi400 lb Mid-drive fat tire with 105 Nm Check price View deal
8Aventon Ramblas ADV
6.0/10
708 Wh250 W90 mi300 lb Lightest here: 54 lb Class 1 eMTB with 100 Nm Check price View deal
9Ride1Up Revv 1 FS
5.9/10
1040 WhNot listed60 mi350 lb Moped-style full suspension with 100 Nm Check price View deal
10Heybike Titan
4.6/10
Not listedNot listed80 mi330 lb Moped-style cruiser with a dual-battery option Check price View deal

"Not listed" means the manufacturer page we used does not publish that figure. Prices show "Check price" until a retailer feed provides a current price.

Every fat-tire or off-road e-bike, ranked

#1 · Top pick

Jasion Thunder Pro

Best for: 1200 W sustained, 115 Nm, 500 lb

8.7/10

What we like

  • Top rated motor power in this comparison (1200 W)
  • Top battery capacity in this comparison (1040 Wh)
  • Top payload capacity in this comparison (500 lb)
  • Top motor torque in this comparison (115 Nm)

Watch out for

  • Water resistance not published by Jasion

Score breakdown

Rated motor power 15%
Battery capacity 20%
Claimed range 15%
Top assisted speed 10%
Payload capacity 15%
Bike weight 10%
Motor torque 10%
Hydraulic disc brakes 3%
Water resistance * 2%

* Not published by the manufacturer; scored at the lowest published value in this category, so an unpublished figure never outranks a published one.

Rated motor power1200 W
Battery capacity1040 Wh
Claimed range90 mi
Top assisted speed35 mph
Payload capacity500 lb
Bike weight96.6 lb
Motor torque115 Nm
Hydraulic disc brakesYes
Water resistanceNot listed
Motor1200 W sustained (2000 W peak), 115 Nm
Battery52 V 20 Ah (1040 Wh, computed)
Top speed35 mph (above Class 3; see the guide)
Water ratingNot published by the maker
PriceCheck price
Check price at Amazon Full specs
Specs source:
#2

Hiboy EX11

Best for: Full-suspension fat tire with an 864 Wh battery and 100 mi claim

6.8/10

What we like

  • Top claimed range in this comparison (100 mi)

Watch out for

  • Lowest payload capacity in this comparison (300 lb)
  • Highest bike weight in this comparison (99.2 lb)

Score breakdown

Rated motor power 15%
Battery capacity 20%
Claimed range 15%
Top assisted speed 10%
Payload capacity 15%
Bike weight 10%
Motor torque 10%
Hydraulic disc brakes 3%
Water resistance 2%
Rated motor power750 W
Battery capacity864 Wh
Claimed range100 mi
Top assisted speed28 mph
Payload capacity300 lb
Bike weight99.2 lb
Motor torque90 Nm
Hydraulic disc brakesYes
Water resistanceIPX5 class (water jets)
Motor750 W (880 W peak), 90 Nm
Battery864 Wh
Water ratingBattery and motor IP65
Weight99.2 lb
PriceCheck price
Check price at Amazon Full specs
Specs source:
#3

Rad Power Bikes Radster Trail

Best for: 100 Nm off-road Class 1–3 bike

6.7/10

What we like

  • Top water resistance in this comparison (IPX6 class (powerful jets))

Watch out for

    Score breakdown

    Rated motor power 15%
    Battery capacity 20%
    Claimed range 15%
    Top assisted speed 10%
    Payload capacity 15%
    Bike weight 10%
    Motor torque 10%
    Hydraulic disc brakes 3%
    Water resistance 2%
    Rated motor power750 W
    Battery capacity720 Wh
    Claimed range65 mi
    Top assisted speed28 mph
    Payload capacity370 lb
    Bike weight77.5 lb
    Motor torque100 Nm
    Hydraulic disc brakesYes
    Water resistanceIPX6 class (powerful jets)
    Motor750 W, 100 Nm
    Battery48 V 15 Ah, 720 Wh
    Range65+ miles
    Water ratingIPX6
    PriceCheck price
    Check price at Amazon Full specs
    Specs source:
    #4

    Velotric Nomad 1

    Best for: Fat tire rated for 440 lb with IPX6

    6.6/10

    What we like

    • Top water resistance in this comparison (IPX6 class (powerful jets))

    Watch out for

    • Lowest claimed range in this comparison (55 mi)

    Score breakdown

    Rated motor power 15%
    Battery capacity 20%
    Claimed range 15%
    Top assisted speed 10%
    Payload capacity 15%
    Bike weight 10%
    Motor torque 10%
    Hydraulic disc brakes 3%
    Water resistance 2%
    Rated motor power750 W
    Battery capacity691 Wh
    Claimed range55 mi
    Top assisted speed28 mph
    Payload capacity440 lb
    Bike weight71 lb
    Motor torque75 Nm
    Hydraulic disc brakesYes
    Water resistanceIPX6 class (powerful jets)
    Motor48 V 750 W, 75 Nm
    Battery48 V 691 Wh (UL 2271)
    SpeedAdjustable up to 28 mph
    Weight71 lb (high-step)
    Water ratingFrame IPX6, battery IPX7
    PriceCheck price
    Check price at Amazon Full specs
    Specs source:
    #5

    Aventon Aventure 3

    Best for: Fat-tire bike with a 733 Wh battery and 400 lb limit

    6.6/10

    What we like

      Watch out for

      • Top assisted speed not published by Aventon

      Score breakdown

      Rated motor power 15%
      Battery capacity 20%
      Claimed range 15%
      Top assisted speed * 10%
      Payload capacity 15%
      Bike weight 10%
      Motor torque 10%
      Hydraulic disc brakes 3%
      Water resistance 2%

      * Not published by the manufacturer; scored at the lowest published value in this category, so an unpublished figure never outranks a published one.

      Rated motor power750 W
      Battery capacity733 Wh
      Claimed range65 mi
      Top assisted speedNot listed
      Payload capacity400 lb
      Bike weight76 lb
      Motor torque80 Nm
      Hydraulic disc brakesYes
      Water resistanceIPX5 class (water jets)
      Motor750 W sustained (1440 W boost), 80 Nm
      Battery733 Wh
      ClassClass 2 as listed
      Top speedNot published by the maker
      Water ratingIPX5
      PriceCheck price
      Check price at Amazon Full specs
      Specs source:
      #6

      Jasion RetroVolt Pro

      Best for: Moped-style bike with a 38 mph listing

      6.5/10

      What we like

      • Top battery capacity in this comparison (1040 Wh)
      • Top top assisted speed in this comparison (38 mph)

      Watch out for

      • Rated motor power not published by Jasion
      • Water resistance not published by Jasion

      Score breakdown

      Rated motor power * 15%
      Battery capacity 20%
      Claimed range 15%
      Top assisted speed 10%
      Payload capacity 15%
      Bike weight 10%
      Motor torque 10%
      Hydraulic disc brakes 3%
      Water resistance * 2%

      * Not published by the manufacturer; scored at the lowest published value in this category, so an unpublished figure never outranks a published one.

      Rated motor powerNot listed
      Battery capacity1040 Wh
      Claimed range90 mi
      Top assisted speed38 mph
      Payload capacity330 lb
      Bike weight82 lb
      Motor torque99 Nm
      Hydraulic disc brakesYes
      Water resistanceNot listed
      Motor2000 W peak (rated power not listed), 99 Nm
      Battery52 V 20 Ah (1040 Wh, computed)
      Top speed38 mph (above Class 3; see the guide)
      PriceCheck price
      Check price at Amazon Full specs
      Specs source:
      #7

      Heybike Alpha

      Best for: Mid-drive fat tire with 105 Nm

      6.1/10

      What we like

        Watch out for

        • Lowest battery capacity in this comparison (680 Wh)
        • Water resistance not published by Heybike

        Score breakdown

        Rated motor power 15%
        Battery capacity 20%
        Claimed range 15%
        Top assisted speed 10%
        Payload capacity 15%
        Bike weight 10%
        Motor torque 10%
        Hydraulic disc brakes 3%
        Water resistance * 2%

        * Not published by the manufacturer; scored at the lowest published value in this category, so an unpublished figure never outranks a published one.

        Rated motor power500 W
        Battery capacity680 Wh
        Claimed range60 mi
        Top assisted speed28 mph
        Payload capacity400 lb
        Bike weight71.6 lb
        Motor torque105 Nm
        Hydraulic disc brakesYes
        Water resistanceNot listed
        Motor500 W mid-drive (1000 W peak), 105 Nm
        Battery680 Wh
        Tires26x4" fat
        Water ratingNot published by the maker
        PriceCheck price
        Check price at Amazon Full specs
        Specs source:
        #8

        Aventon Ramblas ADV

        Best for: Lightest here: 54 lb Class 1 eMTB with 100 Nm

        6.0/10

        What we like

        • Lowest bike weight in this comparison (54 lb)
        • Top water resistance in this comparison (IPX6 class (powerful jets))

        Watch out for

        • Lowest rated motor power in this comparison (250 W)
        • Top assisted speed not published by Aventon
        • Lowest payload capacity in this comparison (300 lb)

        Score breakdown

        Rated motor power 15%
        Battery capacity 20%
        Claimed range 15%
        Top assisted speed * 10%
        Payload capacity 15%
        Bike weight 10%
        Motor torque 10%
        Hydraulic disc brakes 3%
        Water resistance 2%

        * Not published by the manufacturer; scored at the lowest published value in this category, so an unpublished figure never outranks a published one.

        Rated motor power250 W
        Battery capacity708 Wh
        Claimed range90 mi
        Top assisted speedNot listed
        Payload capacity300 lb
        Bike weight54 lb
        Motor torque100 Nm
        Hydraulic disc brakesYes
        Water resistanceIPX6 class (powerful jets)
        Motor250 W sustained (750 W peak) mid-drive, 100 Nm
        Battery708 Wh
        Class1
        Top speedNot published by the maker
        BrakesSRAM DB6 4-piston hydraulic
        Water ratingBike IPX6, motor IP67
        PriceCheck price
        Check price at Amazon Full specs
        Specs source:
        #9

        Ride1Up Revv 1 FS

        Best for: Moped-style full suspension with 100 Nm

        5.9/10

        What we like

        • Top battery capacity in this comparison (1040 Wh)

        Watch out for

        • Rated motor power not published by Ride1Up
        • Water resistance not published by Ride1Up

        Score breakdown

        Rated motor power * 15%
        Battery capacity 20%
        Claimed range 15%
        Top assisted speed 10%
        Payload capacity 15%
        Bike weight 10%
        Motor torque 10%
        Hydraulic disc brakes 3%
        Water resistance * 2%

        * Not published by the manufacturer; scored at the lowest published value in this category, so an unpublished figure never outranks a published one.

        Rated motor powerNot listed
        Battery capacity1040 Wh
        Claimed range60 mi
        Top assisted speed28 mph
        Payload capacity350 lb
        Bike weight93 lb
        Motor torque100 Nm
        Hydraulic disc brakesYes
        Water resistanceNot listed
        Motor52 V Bafang sustained geared hub, 100 Nm (watts not listed)
        Battery52 V 20 Ah (1040 Wh, computed)
        Range30–60 miles
        Weight93 lb (FS)
        Brakes4-piston hydraulic
        PriceCheck price
        Check price at Amazon Full specs
        Specs source:
        #10

        Heybike Titan

        Best for: Moped-style cruiser with a dual-battery option

        4.6/10

        What we like

          Watch out for

          • Rated motor power not published by Heybike
          • Battery capacity not published by Heybike
          • Bike weight not published by Heybike
          • Lowest motor torque in this comparison (65 Nm)

          Score breakdown

          Rated motor power * 15%
          Battery capacity * 20%
          Claimed range 15%
          Top assisted speed 10%
          Payload capacity 15%
          Bike weight * 10%
          Motor torque 10%
          Hydraulic disc brakes 3%
          Water resistance 2%

          * Not published by the manufacturer; scored at the lowest published value in this category, so an unpublished figure never outranks a published one.

          Rated motor powerNot listed
          Battery capacityNot listed
          Claimed range80 mi
          Top assisted speed28 mph
          Payload capacity330 lb
          Bike weightNot listed
          Motor torque65 Nm
          Hydraulic disc brakesYes
          Water resistanceIPX4 class (splashes)
          Motor1500 W peak (rated power not listed), 65 Nm
          Range40 mi, or 80 mi with the dual battery
          SpeedClass 2 (20 mph) by default, up to 28 mph in the app
          Water ratingIPX4
          Battery WhNot published by the maker
          WeightNot published by the maker
          PriceCheck price
          Check price at Amazon Full specs
          Specs source:

          Buying guide: how to choose the right fat-tire or off-road e-bike

          Off-road e-bikes and trail access

          Many trail systems allow only Class 1 e-bikes, or no e-bikes at all. The Aventon Ramblas ADV is the only Class 1 eMTB here. Check the land manager's rules (city, county, state park, US Forest Service or BLM) before riding a trail.

          Above 28 mph is a different vehicle

          Jasion lists 35 mph (Thunder Pro), 38 mph (RetroVolt Pro) and 30+ mph (X-Hunter). Many states don't treat a bike that goes above 28 mph on motor power, or one with a motor above 750 W, as an e-bike. It may need registration, a license or insurance, or be limited to private land. Our scoring caps top speed at 28 mph.

          Fat tires add weight

          Most fat-tire bikes here weigh 71–99 lb. The lightest off-road option is the Ramblas ADV at 54 lb.

          E-bike classes in the US

          Most US states use a three-class system. Class 1: pedal assist only, assistance stops at 20 mph. Class 2: has a throttle, and motor assistance stops at 20 mph. Class 3: pedal assist that stops at 28 mph, often with a speedometer requirement. Many bikes here ship in one class and can be switched to another in an app or display, which can change where you're allowed to ride. A bike set to go faster than 28 mph on motor power, or with a motor above 750 W, may not count as an e-bike under your state's law at all.

          Safety and local rules (not legal advice)

          Rules differ by state, county and city. They can cover age limits, helmet requirements, whether Class 2 or 3 bikes may use bike paths and trails, and speed limits on shared paths. Check your state's vehicle code and your city or park district's rules before you ride. This is general information, not legal advice. Wear a helmet. Use lights at night. Charge with the maker's charger. Look for batteries and systems certified to UL 2849 (the whole e-bike electrical system) or UL 2271 (the battery), which several makers here list.

          How this ranking is calculated

          Score = weighted average of normalised specs, out of 10. Full method

          Rated motor powerThe motor's nominal (rated, sustained) output as the maker states it, not the higher peak figure. Peak figures appear in each bike's notes. A bike whose maker publishes only a peak figure scores as the lowest rated figure in the category. Scale: 250 → 1000 W.
          15%
          Battery capacityBattery capacity in watt-hours. Where the maker lists only volts and amp-hours, we multiply them (for example 48 V x 15 Ah = 720 Wh) and say so in the product's notes. Larger batteries generally go farther under the same conditions. Scale: 350 → 1000 Wh.
          20%
          Claimed rangeThe maker's own maximum range claim, usually in the lowest assist level. Real range depends on rider weight, hills, wind, temperature and assist level, so treat it as a comparison figure, not a promise. Where a maker gives a span, we use the top of it. Scale: 25 → 100 mi.
          15%
          Top assisted speedThe highest assisted speed the maker lists, including settings unlocked in the app or display. 28 mph is the Class 3 ceiling, so anything above it scores the same as 28 mph. Scale: 20 → 28 mph.
          10%
          Payload capacityThe maker's maximum load for rider plus cargo. Where the maker gives a gross vehicle weight instead, we subtract the bike's weight and say so in the notes. Scale: 230 → 450 lb.
          15%
          Bike weightLighter bikes are easier to lift, carry upstairs and ride with the motor off. A weight published without the battery is not comparable, so it shows as Not listed. Scale: 100 → 35 lb.
          10%
          Motor torquePeak torque in newton-metres as the maker states it. More torque helps on hills and when starting with a load. Scale: 28 → 100 Nm.
          10%
          Hydraulic disc brakesYes when the maker lists hydraulic disc brakes. They generally need less hand force than mechanical (cable) discs.
          3%
          Water resistanceThe water digit of the IP rating the maker lists for the bike (the second digit, so IPX5 and IP65 both count as 5). Where only the battery or motor carries a rating, we say so in the notes and leave the bike rating blank. Scale: 4 → 7.
          2%

          Frequently asked questions

          Why is the Ramblas ADV's top speed Not listed?

          Aventon lists it as Class 1 but doesn't print a top speed on the page we used. Class 1 assistance stops at 20 mph by definition, but we score only published figures.

          Why does the Jasion Thunder Pro lead on motor power?

          Jasion lists 1200 W sustained for it. Our scoring caps rated power at 1000 W, so anything above that scores the same.

          Top pick · 8.7/10Jasion Thunder Pro
          Check price