Giant Fathom E+ 2

A hardtail electric mountain bike with a Giant SyncDrive Pro 3X mid-drive motor, a 625 Wh EnergyPak battery and a 130 mm SR Suntour fork. It has an ALUXX aluminium frame, 29-inch wheels with 2.4-inch Maxxis tyres, a Shimano CUES 10-speed drivetrain and hydraulic disc brakes.

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Spec analysis: we have not ridden this model. Specs and prices checked 13 Nov 2026.

Giant Fathom E+ 2
Photo: Giant
Top speed
25 km/h (16 mph)
Motor
250 W rated
Torque
100 Nm
Battery
625 Wh
Range
≈ 115 km real
Weight
24.4 kg
Max load
150 kg
Price from
€2,999 · £2,599

Full specifications

Performance
Top speed (EU version)25 km/h (16 mph)
Motor power250 W rated
Torque100 Nm
Claimed rangenot published
Assist levels5 support levels
Motor and drivetrain
Motors1 (mid-drive)
Motor makeGiant SyncDrive Pro 3X
Assist sensornot published
Pedal assistYes
Throttle above 6 km/hNo
GearsShimano CUES LinkGlide 10-speed, 11-48T
DriveChain
Battery and charging
Battery625 Wh
Charging timenot published
Size and weight
Weight24.4 kg
Max load150 kg
Rider heightS 162–172 cm to XXL 190–200 cm
FoldingNo
Frame styleStep-over
FrameALUXX-grade aluminium, OverDrive, 148x12 mm thru-axle
Wheels, brakes and suspension
Wheel size29″
Tyre size29 × 2.4″
TyresPneumatic
BrakesShimano MT-200 hydraulic disc, 180 mm front and rear
SuspensionSR Suntour XCM34 fork, 130 mm travel (hardtail)
Lights, display and features
DisplayGiant RideControl Dash 2 full-colour LCD
Water resistancenot published
Other featuresSmart Assist automatic mode, Battery lock (ABUS Xplus), Kickstand mount, Range extender compatible
Approvals and warranty
EN 15194 certifiedYes

European version, from official sources listed below. “Not published” means the maker does not give that figure; we leave a gap rather than guess.

Where can you ride it?

As sold, the Giant Fathom E+ 2 can be ridden on public roads in 5 of the 5 countries we cover. Verdicts compare the European version's specs with each country's rules. They are not legal advice.

CountryVerdict for this model as sold
🇫🇷 France
checked 9 Nov 2026
Road-legal
  • Helmet required under 12.
🇩🇪 Germany
checked 9 Nov 2026
Road-legal
🇳🇱 Netherlands
checked 9 Nov 2026
Road-legal
🇵🇱 Poland
checked 9 Nov 2026
Road-legal
  • Minimum age 10.
  • Helmet required under 16.
🇬🇧 United Kingdom
checked 9 Nov 2026
Road-legal
  • Minimum age 14.

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Sources

  1. www.giant-bicycles.com
  2. www.giant-bicycles.com
  3. www.giant-bicycles.com
  4. www.giant-bicycles.com
  5. static.giant-bicycles.com
  6. static.giant-bicycles.com