Head to head

EM5 UltraVSSting R MX4

Comparing 2 of 3

Show source notes

Valtinsu · 2026

EM5 Ultra

Talaria · 2023

Sting R MX4

21″ front wheel swap(est.)

CAdd a bike

Summary

Claimed figures · blanks excluded

Lightest: EM5 Ultra143 lb64.9 kg
Best power-to-weight: EM5 Ultra123 W/kg

Measured against each other

Peak power

EM5 Ultra8 kW
Sting R MX48 kW

Power-to-weight

Δ 2 W/kg

EM5 Ultra123 W/kg
Sting R MX4121 W/kg

Battery capacity

EM5 Ultra—
Sting R MX42,700 Wh

Weight

Δ 2 lb1.1 kg

EM5 Ultra143 lb64.9 kg
Sting R MX4146 lb66 kg

Shorter is lighter.

Front travel

EM5 Ultra150 mm
Sting R MX4—

Rear travel

EM5 Ultra—
Sting R MX4—

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

CAD $5,799.99CAD

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

121 W/kgCALC

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

—

45 Nm33 lb-ft

Top speed

56 mph90 km/h

53 mph85 km/h

Battery & charging

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

—

2,700 Wh2.7 kWh

Pack voltage

—

60 V

Pack amp-hours

25 Ah

45 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

62 mi100 km

Charge time

—

3 h

Chassis

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

143 lb64.9 kg64.9 kg143 lb

146 lb66 kg66 kg146 lb

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

800 mm31.5 in

840 mm33.1 in

Ground clearance

231 mm9.1 in

300 mm11.8 in

Wheelbase

1,059 mm41.7 in

1,250 mm49.2 in

Frame

—

6061 T4 & T6 aluminum alloy

Suspension

Fork

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

Fastace or Talaria Factory

Front travel

150 mm5.9 in

—

Shock

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

Fastace / HT / Talaria Factory

Rear travel

—

Wheels & brakes

Front wheel

17″

19″

Rear wheel

14″

19″

Front tire

—

70/100-19

Rear tire

—

80/100-19

Front brake

—

220 mm rotor

Rear brake

—

220 mm rotor

Electronics

Ride modes

Eco - Drive - Sport

—

Regen braking

—

4-level adjustable

Display

Smarter VA LCD display

Speed, battery, voltage, odometer

Ownership

Warranty

1-year limited warranty

One-year limited

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