Head to head

Pro SS 4.0VSSRPNT X8

Comparing 2 of 3

Show source notes

E Ride Pro · 2026

Pro SS 4.0

21″ front wheel swap(est.)

Throne Cycles · 2026

SRPNT X8

21″ front wheel swap(est.)

CAdd a bike

Summary

Claimed figures · blanks excluded

Lightest: Pro SS 4.0167 lb75.7 kg
Biggest battery: SRPNT X84,320 Wh
Best power-to-weight: Pro SS 4.0238 W/kg

Measured against each other

Peak power

Pro SS 4.018 kW
SRPNT X818 kW

Power-to-weight

Δ 49 W/kg

Pro SS 4.0238 W/kg
SRPNT X8189 W/kg

Battery capacity

Δ 720 Wh

Pro SS 4.03,600 Wh
SRPNT X84,320 Wh

Weight

Δ 43 lb19.6 kg

Pro SS 4.0167 lb75.7 kg
SRPNT X8210 lb95.3 kg

Shorter is lighter.

Front travel

Pro SS 4.0—
SRPNT X8240 mm

Rear travel

Pro SS 4.0—
SRPNT X8—

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.

$4,999

Motor & performance

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

18 kW24 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.

238 W/kgCALC

189 W/kgCALC

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

520 Nm384 lb-ft

147 Nm108 lb-ft

Top speed

60 mph97 km/h

70 mph113 km/h

Battery & charging

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

3,600 Wh3.6 kWhCALC

4,320 Wh4.32 kWhCALC

Pack voltage

72 V

Pack amp-hours

50 Ah

60 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.

64 mi103 km

60 mi97 km

Charge time

3.5 h

6 h

Chassis

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

167 lb75.7 kg75.7 kg167 lb

210 lb95.3 kg95.3 kg210 lb

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

831 mm32.7 in

879 mm34.6 in

Ground clearance

279 mm11 in

300 mm11.8 in

Wheelbase

1,260 mm49.6 in

1,379 mm54.3 in

Frame

—

Suspension

Fork

FastAce inverted fork, adjustable

Inverted Susprnsion Fork with 240mm Travel

Front travel

—

240 mm9.4 in

Shock

FastAce shock, adjustable

KKE Suspension Link System

Rear travel

—

Wheels & brakes

Front wheel

19″CALC

Rear wheel

18″CALC

Front tire

2.75-19

80/100-19

Rear tire

3.00-18

100/90-18

Front brake

—

Rear brake

—

Electronics

Ride modes

—

High · Drive · Eco · Reverse

Regen braking

—

Display

LCD dash, Bluetooth

Color Display; Center Mounted

Ownership

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.