Head to head

ETM RTR AlphaVSETM RTR Sport

Comparing 2 of 3

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Electro & Co · 2026

ETM RTR Alpha

Electro & Co · 2026

ETM RTR Sport

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Summary

Claimed figures · blanks excluded

Most peak power: ETM RTR Alpha18 kW
Lightest: ETM RTR Sport130 lb59 kg
Biggest battery: ETM RTR Alpha2,400 Wh
Best power-to-weight: ETM RTR Alpha294 W/kg
Lowest price (USD): ETM RTR Sport$2,999

Measured against each other

Peak power

Δ 10 kW

ETM RTR Alpha18 kW
ETM RTR Sport8 kW

Power-to-weight

Δ 158 W/kg

ETM RTR Alpha294 W/kg
ETM RTR Sport136 W/kg

Battery capacity

Δ 600 Wh

ETM RTR Alpha2,400 Wh
ETM RTR Sport1,800 Wh

Weight

Δ 5 lb2.2 kg

ETM RTR Alpha135 lb61.2 kg
ETM RTR Sport130 lb59 kg

Shorter is lighter.

Front travel

ETM RTR Alpha—
ETM RTR Sport—

Rear travel

ETM RTR Alpha—
ETM RTR Sport—

Size & stance

To scale, lined up at the rear axle. Rims shown without tires. Hover a bike below to isolate it.

Full specifications

Price

PricePrices move. Check the date and currency.

$4,299

$2,999

Motor & performance

Peak powerPeak, not continuous. It's a burst number that brands measure in different ways.

18 kW24 hp

8 kW11 hp

Rated powerWhat the motor can sustain. Closer to what you feel on a long climb.

—

Power-to-weightCalculated by Mesa Project from claimed peak power and claimed weight.

294 W/kgCALC

136 W/kgCALC

Torque (as published)Brands quote torque at the motor or at the rear wheel. Read the note before comparing.

—

Top speed

70 mph113 km/h

50 mph80 km/h

Battery & charging

Battery capacityWatt-hours is the fuel-tank number. Volts × amp-hours.

2,400 Wh2.4 kWhCALC

1,800 Wh1.8 kWhCALC

Pack voltage

80 V

72 V

Pack amp-hours

30 Ah

25 Ah

Swappable batteryA rider-removable pack that can be replaced with a compatible spare. Does not imply tool-free removal or compatibility across models.

—

Range claimBrands test at different steady speeds, so we don't crown a winner. Trail range will be lower.

40 mi64 km

50 mi80 km

Charge time

—

1 h

Chassis

WeightWhat you'll be lifting out of a rut. Check whether the battery is included.

135 lb61.2 kg61.2 kg135 lb

130 lb59 kg59 kg130 lb

Seat heightUnladen. Sag brings it down once you sit on it.

762 mm30 in

Ground clearance

—

Wheelbase

1,130 mm44.5 in

Frame

—

Suspension

Fork

Inverted fork, adjustable

Front travel

—

Shock

Mono-shock, adjustable

Rear travel

—

Wheels & brakes

Front wheel

14″CALC

—

Rear wheel

12″CALC

—

Front tire

60/100-14

—

Rear tire

80/100-12

—

Front brake

—

Rear brake

—

Electronics

Ride modes

2 Modes + Holeshot

3 Speed Modes

Regen braking

—

Display

LCD

Ownership

Warranty

6 Month

Highlighted = best among these bikes, where “best” is clear-cut. Range claims and torque are never ranked, because brands measure them differently.