City

Gunai GF750 Motor Retro Review

A by-the-numbers review of the published specs, the prices the brand's own store shows and our range estimate from an open formula. We have not ridden it.

A larger battery than 81% of city bikes.

The people who rode it:Own one? Write a review

Battery

840Wh

Estimated range

No estimate

Weight

0lb

Torque

Not stated

$1,080

≈ $1,080/mi

Get notified

By the numbers

How the Gunai GF750 Motor Retro performs, on paper

Computed from this bike's catalogue figures with the published formulas. Nothing here was measured on a ride.

Estimated against claimed rangeHow far the brand says it goes, against how far our formula says it does.

ClaimedNot stated

The catalogue entry for this bike is missing or implausible, so we do not publish a range estimate. How we work this out

Against other City bikesEach bar is the share of the other bikes of the type this bike is above; the tick is the middle.

Battery840 WhHigher than 81% of the 153 City bikes that state it

Weight0 lbToo few City bikes state it to compare.

TorqueNot statedNot stated, so not compared.

Top speedNot statedNot stated, so not compared.

Estimated rangeNot statedNot stated, so not compared.

Range per priceNo list price stated, so range per price is not compared.

Left out because they do not state it: battery 1.

Cost over 5 years against a car and a transit passBuying, charging, servicing, battery and resale, against a car and a transit pass.

This e-bike$1,529

Car$8,613Transit pass$3,888

Purchase price: €1,000
Purchase price: $1,080
Purchase price: $1,080
Purchase price: $1,080
Resale value: −€244
Resale value: −$263
Resale value: −$263
Resale value: −$263
Charging: €109
Charging: $65
Charging: $124
Charging: $122
Servicing: $648
Battery replacement: $0

Purchase price: the euro list price converted at the site's fixed rate, because the brand states no price of its own in this market.

Charging at $0.173/kWh, the average household price (EIA, 2025, annual average). Where these prices come from

Defaults: 5 years, 3107 mi a year, fuel $1.84/L at 7 L/100 km, transit pass $65/month. Same maths as the cost-of-ownership calculator for the bike (price, charging, servicing, battery, resale) and the savings calculator for the car.

Run it with your own numbers Or compare with your own commute

Fit for the e-bike rules

USExceedsRated motor 2000 W is above the 750 W e-bike limit here.On the figures the brand states; not legal advice
CanadaExceedsRated motor 2000 W is above the 500 W e-bike limit here.On the figures the brand states; not legal advice
UKExceedsRated motor 2000 W is above the 250 W e-bike limit here.On the figures the brand states; not legal advice
EUExceedsRated motor 2000 W is above the 250 W e-bike limit here.On the figures the brand states; not legal advice
AustraliaExceedsRated motor 2000 W is above the 250 W e-bike limit here.On the figures the brand states; not legal advice

Full specifications

Gunai GF750 Motor Retro specifications

The catalogue's figures, as the brand states them. A dot shows where a figure sits among City bikes.

The model

BrandGunai
ModelGF750 Motor Retro
TypeCity
Available inEurope

Motor and power

Motor power2,000 W
Motor torqueNot stated

Battery and range

Battery840 Wh48 V × 17.5 Ah
Claimed rangeNot stated
Estimated rangeNo estimate

Frame and weight

Weight0 lb
FoldableNo
Step-throughNot stated
CargoNo

Speed, class and controls

Top speedNot stated
ThrottleNot stated
Fast (28 mph)Not stated

Price

Price$1,080

Where the figure sits among City bikes, from lowest to highest

FAQ

Questions about the Gunai GF750 Motor Retro

How much does the GF750 Motor Retro cost?

The catalogue list price is Europe €1,000. A list price is what the brand states, not what a shop charges today.

What are the GF750 Motor Retro's specs?

The Gunai GF750 Motor Retro (City) has a 840 Wh battery and a 2000 W rated motor.

How much does it cost to charge the GF750 Motor Retro?

A full charge costs about $0.15 (840 Wh ÷ 1,000 × $0.173/kWh, the average household price, EIA, 2025, annual average), with no charger loss. Enter your own price in the battery calculator.

⚡ Run the numbers

Run this bike through the calculators.

We've pre-filled each tool with this bike's spec. Adjust your own usage - terrain, weight, weekly km - to see the numbers for you, not the marketing brochure.

01 - Range