Beta RR Race 4T 390 2026 vs. Fantic XEF 310 2025

Technical Specifications Beta RR Race 4T 390 2026 compared to Fantic XEF 310 2025

Beta RR Race 4T 390 2026

Fantic XEF 310 2025

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Differences

Beta RR Race 4T 390 2026

Fantic XEF 310 2025

Engine and Drive Train

Bore	Bore	88 mm	Bore	85 mm
Stroke	Stroke	63.4 mm	Stroke	53.6 mm
Compression Ratio	Compression Ratio	12.48	Compression Ratio	12.8
Fuel system	Fuel system	Injection	Fuel system	Injection
Starter	Starter	Electric	Starter	Electric
Clutch Type	Clutch Type	Multiplate in oil-bath	Clutch Type	Multiplate in oil-bath
Transmission	Transmission	Chain	Transmission	Chain
Transmission Type	Transmission Type	Gearshift	Transmission Type	Gearshift
Number of gears	Number of gears	6	Number of gears	6
Cylinders	Cylinders	1	Cylinders	1
Strokes	Strokes	4-Stroke	Strokes	4-Stroke
Valves per cylinder	Valves per cylinder	4	Valves per cylinder	4
Valves	Valves	DOHC, Drag lever	Valves	DOHC
Displacement	Displacement	385.6 ccm	Displacement	304 ccm

Suspension Front

Front suspension	Front suspension	Upside-Down telescopic fork	Front suspension	Upside-Down telescopic fork
Diameter	Diameter	48 mm	Diameter	48 mm
Travel	Travel	300 mm	Travel	310 mm

Suspension Rear

Suspension	Suspension	Swing arm	Suspension	Swing arm
Shock absorber	Shock absorber	Monoshock	Shock absorber	Monoshock
Travel	Travel	287 mm	Travel	317 mm
Material	Material	Steel	Material	Aluminium

Chassis

Frame	Frame	Chromium-molybdenum	Frame	Aluminium
Frame type	Frame type	Double cradle	Frame type	Double cradle

Brakes Front

Type	Type	Single disk	Type	Single disk
Diameter	Diameter	260 mm	Diameter	270 mm
Actuation	Actuation	Hydraulic	Actuation	Hydraulic

Brakes Rear

Type	Type	Disc	Type	Disc
Diameter	Diameter	240 mm	Diameter	245 mm

Dimensions and Weights

Front tyre width	Front tyre width	90 mm	Front tyre width	90 mm
Front tyre height	Front tyre height	90 %	Front tyre height	90 %
Front tyre diameter	Front tyre diameter	21 inch	Front tyre diameter	21 inch
Rear tyre width	Rear tyre width	140 mm	Rear tyre width	140 mm
Rear tyre height	Rear tyre height	80 %	Rear tyre height	90 %
Rear tyre diameter	Rear tyre diameter	18 inch	Rear tyre diameter	18 inch
Length	Length	2,180 mm	Length	2,175 mm
Width	Width	830 mm	Width	825 mm
Height	Height	1,275 mm	Height	1,270 mm
Wheelbase	Wheelbase	1,480 mm	Wheelbase	1,480 mm
Seat Height	Seat Height	950 mm	Seat Height	955 mm
Dry Weight	Dry Weight	107.5 kg	Dry Weight	106 kg
Fuel Tank Capacity	Fuel Tank Capacity	9 l	Fuel Tank Capacity	7.9 l
Combined CO2 emissions	Combined CO2 emissions	77 g/km	Combined CO2 emissions	83 g/km