Head to head

Ultra BeeVSLynx

Comparing 2 of 3

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Sur-Ron · 2023

Ultra Bee

21″ front wheel swap(est.)

79Bike · 2026

Lynx

CAdd a bike

Summary

Claimed figures · blanks excluded

Most peak power: Ultra Bee12.5 kW
Lightest: Lynx146 lb66.2 kg
Biggest battery: Ultra Bee4,070 Wh
Best power-to-weight: Lynx181 W/kg
Most front travel: Ultra Bee239 mm
Lowest price (USD): Lynx$3,699

Measured against each other

Peak power

Δ 0.5 kW

Ultra Bee12.5 kW
Lynx12 kW

Power-to-weight

Δ 34 W/kg

Ultra Bee147 W/kg
Lynx181 W/kg

Battery capacity

Δ 1,190 Wh

Ultra Bee4,070 Wh
Lynx2,880 Wh

Weight

Δ 41 lb18.6 kg

Ultra Bee187 lb84.8 kg
Lynx146 lb66.2 kg

Shorter is lighter.

Front travel

Δ 39 mm

Ultra Bee239 mm
Lynx200 mm

Rear travel

Δ 44 mm

Ultra Bee244 mm
Lynx200 mm

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.

$6,499

$3,699

Motor & performance

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

12.5 kW17 hp

12 kW16 hp

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

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

147 W/kgCALC

181 W/kgCALC

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

441 Nm325 lb-ft

410 Nm302 lb-ft

Top speed

56 mph90 km/h

Battery & charging

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

4,070 Wh4.07 kWhCALC

2,880 Wh2.88 kWhCALC

Pack voltage

74 V

72 V

Pack amp-hours

55 Ah

40 Ah

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

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

87 mi140 km

75 mi120 km

Charge time

4 h

Chassis

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

187 lb84.8 kg84.8 kg187 lb

146 lb66.2 kg66.2 kg146 lb

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

909 mm35.8 in

855 mm33.7 in

Ground clearance

318 mm12.5 in

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Wheelbase

1,379 mm54.3 in

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Frame

Forged aluminum alloy

6061 T4/T6 aluminum alloy

Suspension

Fork

37 mm inverted, adjustable compression & rebound

FastAce

Front travel

239 mm9.4 in

200 mm7.9 in

Shock

TR Intersect monoshock, adjustable preload, compression & rebound

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Rear travel

244 mm9.6 in

200 mm7.9 in

Wheels & brakes

Front wheel

19″

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Rear wheel

19″

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Front tire

80/100-19

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Rear tire

90/90-19

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Front brake

240 mm hydraulic disc

Disc, 220 mm rotor

Rear brake

240 mm hydraulic disc

Disc, 220 mm rotor

Electronics

Ride modes

Sport · Daily · Eco · Reverse

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Regen braking

Sur-Ron Energy Regenerative System (SERS)

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Display

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Ownership

Warranty

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