Stark Varg EX · the honest report

A race bike,
wearing license plates.

The benchmark Stark Varg, road-registered: up to 80 hp in a ~198 lb package, with a range that keeps it a trail bike with plates rather than a true highway dual-sport. Decoded with real physics, true five-year cost, and sources on everything.

Start with what matters
The 10-second answer

Essentially the race bike road-registered: a genuine 80 hp in a ~198 lb machine, with class-leading power-to-weight and near-zero maintenance. The catch is range. Plan for ~60 real miles mixed (closer to 40 on the highway), ~80 hp verified (configurable 60 or 80), ~$9,700 net to own over 5 years, and a "dual-sport" that is really a trail bike with plates.

Range
up to 6 hr ride time
0mi mixed (tested)
~40 mi on the highway
Power
up to 80 hp claimed
0bhp confirmed
honest number
Top speed
~104 mph claimed
0mph, drains it fast
range trap
5-yr cost
$12,900 sticker
$0net to own
true cost in §10
Range reality · straight-line
claim up to 6 hr, real, mixed:
0mi
~40 mi on the highway
Stark Varg EX · trail + light road
Start city, or drag the pin
Claimed (hours)Real (mixed)
Rings are straight-line distance from your pin, real trail routes are shorter still. Stark quotes hours of ride time, not distance; testers drained the pack at ~60 mi mixed. Figures from this model's sourced specs.
What it really costs

The sticker is the
smallest number.

$0net to own · 5 years (≈ $1,944 / yr)
Purchase $12,900
Gear $800
Maintenance $600
Insurance + reg $500
Charging $120
Buy + gear + maintenance + insurance and registration + charging, minus resale. There is almost nothing to service, and the "fuel" is nearly free. The bike itself is the cost.

Assumptions: recreational use ~100 hr/yr, $0.17/kWh, off-road gear budget higher, minimal registration, resale ~40% at year five, no battery replacement in five years. Stark cites ~$600 per 100 hr running cost versus ~$6,300 for an equivalent gas bike. Full table in §10.

Will it fit you?

A full-size
race chassis.

SEAT 37.0″
Stark Varg EX · to scale
5′8″2′7″ inseam · est.
4′10″6′8″
Outlines are reference riders · the filled figure is you · tap any to compare
n/a
37.0 in
Seat height
198 lb
Weight
~104 mph
Top speed
7.2 kWh
Battery

The full report

Every module behind the headlines: who it is for, claims vs. physics, true cost, reliability, parts, and the standard scorecard. All sourced.

The 10-second honest answer

The benchmark electric motocrosser, road-registered. A configurable 60 or 80 hp in a ~198 lb chassis, a structural 7.2 kWh battery, and near-zero scheduled maintenance. Plan for ~60 real miles mixed (closer to 40 on the highway), ~$9,700 net to own over 5 years, and a phenomenal trail weapon that is technically a dual-sport but practically a trail bike with plates. Here is exactly how we get there.

A

Is this bike for me?

Start here, the right answer depends entirely on who is asking.

01

Who it is actually for

Same bike, very different answer depending on the rider. We lead every report with this so nobody buys the wrong machine.

🏔️Trail and single-track riders

The sweet spot. Phenomenal handling, smooth power delivery in single-track, and class-leading power-to-weight with plates, so you can legally ride to the trailhead. For technical sessions under a few hours, this is the bike.

Verdict, exceptional off-road
Performance seekers

Where the EX delivers. A genuine ~79 bhp, configurable to 60 or 80 hp, well above a 450 motocrosser's ~60 bhp in a lighter package. The power-to-weight is real and the dyno backs the brochure.

Verdict, the real thing
🛣Dual-sport / adventure riders

The honest catch. "Dual-sport" is technically accurate and practically optimistic. With ~60 miles mixed and ~40 on the highway, fire-road days and highway slogs leave you range-anxious. It is not a distance tool.

Verdict, wrong tool for distance
🪑Long-day comfort riders

A repeated owner gripe (echoed on the Electric Dirt Riders forum) is a stiff, uncomfortable seat over longer rides. It is built to race, not to lounge, and the tall 37 in seat suits taller riders.

Verdict, not built to lounge
02

At a glance: claimed vs. real

Same bike, two stories. The struck-through line is what the listing tells you; the big number is what to actually expect. The "why" is in Part C.

Range
up to 6 hr ride time
~60mi mixed (tested)
hours hide the distance
Power
up to 80 hp
0bhp confirmed
honest
Top speed
~104 mph
0mph, drains fast
range trap
5-yr cost
$12,900 sticker
$0net to own
true cost in §10
B

Innovations

What is genuinely clever, and which "innovations" are really table-stakes. The part the brand's own page never tells you.

03

What makes it special

The standout features, rated honestly. Each badge tells you whether it is a real engineering edge, normal for 2026, or marketing gloss.

🏁80 hp in a 198 lb street-legal package

The headline edge, and it is real. Up to ~79 bhp configurable in a ~198 lb chassis is class-leading power-to-weight, with plates attached. Essentially the benchmark race bike road-registered. Nothing else in the segment touches it on paper or in testing.

★ Genuine edge
🎣Configurable power and feel

A handlebar switch with five modes lets you dial power (60 or 80 hp), engine braking and the regen curve. Genuinely useful for matching the bike to terrain or rider, and to cap a newer rider.

✓ Solid
⚙️Near-zero scheduled maintenance

An annual gear-oil, coolant and brake-fluid service is about it; the motor and controller ask for nothing. Against a gas motocrosser's constant top-end work, this is a real ownership saving.

✓ Solid
🔋Structural honeycomb battery

The 7.2 kWh pack is a structural, load-bearing part of the chassis, which is clever packaging. It also means the battery is not removable, so charging is tied to the bike and there is no portable charger to carry.

✓ Solid
Why this beats the brand's own page: Stark lists every feature as a selling point. We tell you the 80 hp in 198 lb is the genuine, dyno-confirmed edge, the configurable modes and low maintenance are solid, and the structural battery is clever but not removable, so you know exactly what you are buying and what you are giving up.
C

Keeping them honest

Marketing specs vs. the physics. The math is simple, battery capacity and a few formulas, so let us run it.

04

The "80 hp" headline is real

The rare module where the marketing and the dyno agree. Up to 80 hp is not fluff: testers confirmed around 79 bhp, configurable between 60 and 80.

Convert the configurable outputs to the unit everyone feels:

# Horsepower = Watts ÷ 746
80 hp setting:  ~59700 W ÷ 746 = ~80 hp  (~79 bhp confirmed on test)
60 hp setting:  ~44760 W ÷ 746 = ~60 hp  (the standard variant)
Varg EX (80 hp)
~80 hp
450 motocrosser
~60 bhp
Why it feels savage: ~80 hp in a ~198 lb machine is a power-to-weight figure a 450 cannot match, and electric torque arrives instantly. This is the rare spec where the headline and the dyno agree. The honest catch is not the power, it is how fast that power drains a 7.2 kWh pack.
05

Where "up to 6 hours" hides the real distance

The headline trap. Stark quotes range as hours of ride time, not miles, and the hours-of-use framing flatters it. Translate to distance and it is short. Here is the arithmetic.

Step 1, real energy in the tank. The EX uses a 7.2 kWh structural pack (slightly larger than the 6.5 kWh MX). The voltage and amp-hour split is not published, so we work from the kWh rather than inventing a V×Ah pair, then apply the usable-energy haircut.

# Energy (Wh): published, not back-calculated
7.2 kWh = 7,200 Wh nominal
# Cannot safely use 100%. BMS reserve + taper ≈ 88% usable:
7,200 × 0.88 = ~6,340 Wh usable

Step 2, how much you spend per mile. A race motor in a light chassis drinks energy, and it climbs hard with speed because drag rises with the square of speed. Technical trail riding is efficient by distance; sustained road speed is brutal.

# Range (mi) = Usable Wh ÷ Consumption (Wh/mi)

REAL, mixed trail + light road (tested):
6,340 ÷ 106 = ~60 mi  ← what testers drained the pack at

REAL, sustained highway:
6,340 ÷ 158 = ~40 mi

Hard race pace (by time):
~2 hr at pro pace, ~4 hr at beginner pace
Mixed (tested)
~60 mi
Highway
~40 mi
The takeaway: in Cycle News' six-month test, a KTM 450 EXC-F still had 30 miles of range left when the Varg EX battery was empty at 60 miles. The hours framing is not a lie, but it hides the distance. Plan technical trail rides under four hours and you will be happy; plan a fire-road day or a highway slog and you will be range-anxious.
06

Top speed is honest, and that is the trap

~104 mph claimed, and the power is genuinely there. But reaching for road speed is exactly what collapses the range above.

Held at sustained road speed, consumption spikes toward ~158 Wh/mi. Run the same range formula pinned:

6,340 Wh ÷ 158 Wh/mi = ~40 miles  # at sustained highway pace

So the speed and any kind of distance on the same spec sheet are mutually exclusive: you get the pace or the range, never both. On a bike Stark markets as a street-legal dual-sport, that is the most important thing the spec sheet never says out loud, and even Cycle News concluded the battery does not provide the range needed for highway, high-speed trail or fire-road use.

07

Charging: fast, but tied to the bike

Charge time is just battery size ÷ charger power, and here the charger lives in the stand. It is quick, but the structural battery cannot come out.

# Charge time (hr) ≈ Battery Wh ÷ Charger W × 1.1 (losses + taper)
Stand on 3.3 kW (240V): 7,200 ÷ 3300 × 1.1 = ~2.4 hr (vendor: under 2 hr)
On 110V: ~3.5 hr (0 to 100%, vendor figure)
There is no public DC fast charging, and crucially Electrek notes there is no portable charger you can easily take with you, which makes long-distance days impractical. The charger is integrated into the stand and refills the structural pack in under two hours on a 3.3 kW outlet. Fast enough between sessions at home or a trailhead with power, but you cannot pull the pack to charge it indoors the way you can on a removable-battery bike.
08

Spec decoder: why every listing disagrees

Shopping for one of these, you will see the same bike listed with different numbers. They are not all lying, here is how to read them.

You will seeWhat it really isTrust it?
"up to 6 hours"Ride time, not distance. Mixed real is ~60 mi; ~40 on the highway.hours, not miles
60 hp / 80 hpConfigurable via the handlebar switch. ~79 bhp confirmed at the 80 setting.real
7.2 kWh batteryStructural pack on the EX, slightly larger than the 6.5 kWh MX. Not removable.real
"$12,900 / $13,900"60 hp standard vs the 80 hp Alpha package. Check which you are pricing.check the variant
"Street legal"Genuinely road-registered (lights, signals, foot brake), but range limits true road use.legal, but short range
Varg MX vs Varg EXThe MX is the off-road-only racer; the EX is the road-registered version.check the model
D

What it costs

The sticker is the smallest number in the story. Here is the whole bill.

09

True cost to buy (out-the-door)

The MSRP is a headline, not a checkout total. Here is what actually leaves your bank account on day one.

Line itemTypicalNotes
Bike (MSRP)$12,90060 hp standard; 80 hp Alpha ~$13,900
Delivery / freight$200–$600Direct-sales from Stark Future
Sales tax (~8%)~$1,030Varies by state
Registration / plate$50–$200Street-legal dual-sport
Off-road gear (helmet, boots, armor)$500–$800Non-negotiable on an 80 hp dirt bike
Realistic out-the-door≈ $14,700–$15,500Before a single mile
The value framing: at $12,900 it undercuts the running cost of a comparable gas dirt bike dramatically. Stark cites roughly $600 per 100 hours of running cost versus around $6,300 for an equivalent ICE machine. The sticker is high, but the per-hour cost over a season is where the electric math starts to win.
10

The 5-year cost to own

The number almost no one shows you. We itemize it, show the math, and state every assumption so you can adjust it to your own riding.

5-year net cost to own
$0
≈ $1,944 / year · buy + maintain + insure + charge, minus resale
Running cost (Stark)
$0 / 100 hr
Versus ~$6,300 / 100 hr for a comparable gas dirt bike. The "fuel" and upkeep are where electric wins.
PurchaseGearMaintenanceInsurance + regCharging
Purchase $12,900
Gear
Maint.
Ins.
Cost over 5 yearsEstimateWhat drives it
Purchase (MSRP)$12,90060 hp standard; tax/freight vary
Gear (one-time)$800Helmet, boots, off-road armor
Maintenance (tires, fluids, consumables)$600Annual gear-oil/coolant/brake service
Insurance + registration$500Minimal; recreational use
Electricity (charging)$120Almost nothing, math below
Battery (replace / upgrade)$0None expected in 5 yr; 2yr/500-cycle warranty
5-year total (before resale)≈ $14,920
Resale value (yr 5)– $5,200~40% of MSRP
Net true cost to own≈ $9,720≈ $1,944 / year
# Why "fuel" is basically free
7.2 kWh × 1.12 loss = ~8.1 kWh per full charge
8.1 × $0.17/kWh = $1.38 per full charge
$1.38 ÷ 60 mi = ~2¢ / mile  # a tiny fraction of a tank of premium
⚠ Battery warranty & thermal note The battery warranty is 2 years or 500 cycles, shorter than some rivals, so heavy use can reach the cycle limit before the time limit. The EX also shares the Varg's controller and thermal architecture, so heat-related power management can apply under sustained load. Worth knowing if you ride hard and often. We date this note (May 2026) and recommend confirming current warranty terms before you buy.
E

Living with it

What breaks, who fixes it, and whether you can get parts.

11

Service & reliability, from real reviewers and owners

We read the reviews and owner forums so you do not have to, and summarize the recurring themes, not cherry-picked raves.

✓ What riders praise

  • Phenomenal handling and suspension; smooth and easy in single-track.
  • Genuine, dyno-confirmed power-to-weight that beats a 450.
  • Very low maintenance: an annual fluids service and little else.
  • Configurable power and feel via the handlebar switch.

✕ What riders complain about

  • Limited range; not suited to highway or long fire-road days.
  • A stiff, uncomfortable seat over longer rides.
  • Non-removable battery and no portable charger to carry.
  • Centralized direct-sales support and an emerging aftermarket.
Our read: Cycle News, MCN and Electrek praise the handling and power; owner forums (Electric Dirt Riders) echo the range and seat caveats. The gripes are about range, comfort and support, not core mechanical reliability. It shares the Varg's proven thermal architecture, so the main reliability variable under hard, sustained use is heat-related power management rather than parts failing.
12

Parts & aftermarket availability

A bike is only as ownable as its parts and service supply. Here the EX is fair: better supported than most e-MX startups, but not at gas-dealer levels.

Stark Future sells direct from Barcelona with a growing US presence. Service is centralized through the company, and the aftermarket is still emerging, better than most e-MX startups, but well short of the deep, decades-old catalogs around a KTM or Honda. OEM parts and consumables come through Stark; specialist support depends on your proximity to their service network. Budget for longer parts logistics than a mainstream dirt brand.

Part categoryAvailabilityRough cost
Tires, brakes, fluidsgood$50–$300
OEM service via Starkcentralizedthrough the brand
Battery / controller (OEM)fairdealer / warranty only
Aftermarket accessoriesemerginggrowing catalog
F

The verdict

One scorecard, identical axes on every bike.

13

The standard scorecard

Every e-moto on the site is scored on these same eight axes, by the same rules, so a 7 here means the same thing as a 7 anywhere.

Value for money
grin per dollar
0
Real-world range
vs. claim
0
Reliability
core mechanicals
0
Support & warranty
centralized direct-sales
0
Parts & aftermarket
availability
0
Cost to own
5-yr, higher=cheaper
0
Street-legal ease
as shipped
0
Family-friendliness
new / young riders
0
Bottom line: a phenomenal, low-maintenance electric trail weapon with genuine, dyno-confirmed 80 hp power-to-weight, legal to ride to the trailhead. It scores high on power, reliability and per-hour cost, and low exactly where it never aimed: real-world distance and long-day comfort. Buy it for technical sessions under a few hours and it is hard to fault. Buy it expecting a true dual-sport tourer and the ~60 mile range will frustrate you. It is a race bike with plates, and it rides exactly like that.

The math toolkit

Our standing methodology, run identically on every e-moto, including bikes we would otherwise have reason to flatter.

5 formulas, every bike
1Real energy in the battery
Energy (Wh) = Voltage (V) × Capacity (Ah)

The only honest way to compare two batteries. When only the kWh is published, as here, we use that and say the V/Ah split is not stated rather than inventing it.

2Usable energy
Usable Wh ≈ Nominal Wh × 0.85–0.90

You never use 0 to 100%. The BMS holds a reserve and voltage tapers at the bottom. We assume ~88%.

3Real range
Range (mi) = Usable Wh ÷ Consumption (Wh/mi)

Consumption is the lever: efficient on technical trail, brutal at road speed. Drag rises with speed².

4Power you can feel
hp = Watts ÷ 746  |  Continuous = cruise · Peak = launch

Always ask which number a spec quotes. Here the ~80 hp is real and dyno-confirmed.

5Charge time
Time (hr) ≈ Battery Wh ÷ Charger W × 1.1

"Fast charging" is meaningless without the power. The stand charger refills the pack in under 2 hr on a 3.3 kW outlet.

Cost assumptionWe usedChange it if…
Annual use~100 hr/yr recreationalYou ride more → tires & fluids rise
Electricity rate$0.17 / kWh (US avg)Your utility differs
Sales tax~8%Your state differs
Battery lifeNo replacement in 5 yr2yr/500-cycle warranty; hard use → sooner
Resale~40% of MSRP at yr 5Condition & market vary

Sources & references

✓ Every figure on this page traces to a source below

We cite everything and date it, because specs, prices and warranties change. Manufacturer figures are labeled as claims; real-world numbers are our estimates from the methodology above. Spot an error? Our corrections policy means we fix it in public.

Specs & performance

Sources retrieved May 2026. Manufacturer pages state claimed specs; treat them as marketing figures, not independent tests. We re-check prices and warranty terms periodically because they move.