Head to head

EM5 UltraVSPro S

Comparing 2 of 3

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Valtinsu · 2026

EM5 Ultra

E Ride Pro · 2026

Pro S

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Summary

Claimed figures · blanks excluded

Lightest: Pro S127 lb57.6 kg
Best power-to-weight: Pro S139 W/kg
Lowest price (USD): EM5 Ultra$2,199

Measured against each other

Peak power

EM5 Ultra8 kW
Pro S8 kW

Power-to-weight

Δ 16 W/kg

EM5 Ultra123 W/kg
Pro S139 W/kg

Battery capacity

EM5 Ultra—
Pro S2,160 Wh

Weight

Δ 16 lb7.3 kg

EM5 Ultra143 lb64.9 kg
Pro S127 lb57.6 kg

Shorter is lighter.

Front travel

EM5 Ultra150 mm
Pro S—

Rear travel

EM5 Ultra—
Pro S—

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.

$2,199

$3,699

Motor & performance

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

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.

123 W/kgCALC

139 W/kgCALC

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

—

Top speed

56 mph90 km/h

50 mph80 km/h

Battery & charging

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

—

2,160 Wh2.16 kWhCALC

Pack voltage

—

72 V

Pack amp-hours

25 Ah

30 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.

75 mi121 km

43 mi69 km

Charge time

—

2 h

Chassis

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

143 lb64.9 kg64.9 kg143 lb

127 lb57.6 kg57.6 kg127 lb

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

800 mm31.5 in

792 mm31.2 in

Ground clearance

231 mm9.1 in

—

Wheelbase

1,059 mm41.7 in

—

Frame

—

Suspension

Fork

Front hydraulic shock absorbers with a 5.9-inch (150 mm) stroke

Inverted fork, adjustable

Front travel

150 mm5.9 in

—

Shock

Rear adjustable air suspension dampers with a 2.0-inch (50 mm) stroke

Mono-shock, adjustable

Rear travel

—

Wheels & brakes

Front wheel

17″

—

Rear wheel

14″

—

Front tire

—

Rear tire

—

Front brake

—

Rear brake

—

Electronics

Ride modes

Eco - Drive - Sport

—

Regen braking

—

Display

Smarter VA LCD display

LCD dash

Ownership

Warranty

1-year limited warranty

1 Year Limited Warranty

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