The John Deere F680 holds 26.47 gal (100.2 L) of fuel. The listed fuel type is gasoline; half a tank is 13.24 gal (50.1 L), and an empty-to-full refill needs about 6 x 5-gal cans.
Fuel tank capacity26.47 gal (100.2 L)Empty-to-full tank amount
Half tank13.24 gal (50.1 L)Planning guide
5-gal cansabout 6 x 5-gal cans to have enough fuel from emptyPortable fuel estimate
Fuel typegasolineUse correct fuel
John Deere F680 fuel tank capacity specs
Fuel tank capacity
26.47 gal (100.2 L)
Fuel capacity in litres
100.2 L
Half tank amount
13.24 gal (50.1 L)
5-gallon fuel cans
about 6 x 5-gal cans to have enough fuel from empty
10-litre fuel jugs
11 x 10-L jugs
Fuel type
gasoline
Estimated full tank fuel weight
161 lb (73 kg) of gasoline
Engine model
John Deere F680 tractor
Engine horsepower
20 hp
Engine displacement
38.1 cu in (0.62 L)
Fuel capacity per horsepower
1.324 gal per hp
Fuel capacity is a tank-size figure. Actual top-up amount and runtime depend on remaining fuel, workload, throttle use, terrain and machine condition.
John Deere F680 fuel planning notes
Fuel capacity note
The useful refueling spec here is 26.47 gal (100.2 L). It tells you tank size; it does not guarantee hours of operation under load.
Refill planning
If carrying fuel to the John Deere F680, budget about 6 x 5-gal cans or 11 x 10-L jugs for a full empty-to-full refill.
Fuel type note
The John Deere F680 fuel type is gasoline. Wrong fuel is a much bigger problem than a slightly short top-up.
Full tank weight
A full tank on the John Deere F680 adds 161 lb (73 kg) of gasoline. This is an estimate for fuel weight only, not total machine weight.
Engine context
For comparison, the John Deere F680 engine details listed here are engine model John Deere F680 tractor, engine horsepower 20 hp, engine displacement 38.1 cu in (0.62 L), and tank-to-power ratio 1.324 gal per hp. Tank size alone does not predict fuel use per hour.
Fuel tank capacity guide
This model
26.47 gal
Guide low
4 gal
Guide typical
12 gal
Guide high
30 gal
Compared with a broad Small / older tractor guide, not the full tractor dataset.
John Deere F680 fuel capacity FAQ
How many gallons of fuel does the John Deere F680 take?
For refueling, the John Deere F680 is listed at 26.47 gal (100.2 L). This is tank size, not a guaranteed runtime figure.
How many litres of fuel does the John Deere F680 hold?
The John Deere F680 holds about 100.2 litres of fuel when filled from empty.
How many litres is half a tank on the John Deere F680?
Half a tank on the John Deere F680 is about 13.24 gal (50.1 L). Treat it as a planning number because gauge accuracy varies.
How many 10-litre jugs fill the John Deere F680?
From empty, the John Deere F680 needs about 6 x 5-gal cans or 11 x 10-L jugs. If the tank already has fuel, you will need less.
Is the John Deere F680 diesel or gasoline?
The John Deere F680 is listed for gasoline. Confirm at the cap, decal or manual before refueling if the machine history is unclear.
Can I calculate John Deere F680 fuel burn from tank size?
You cannot get a reliable runtime from tank size alone. The John Deere F680 fuel capacity is 26.47 gal (100.2 L), but fuel burn depends on utility tractor work.
Is the John Deere F680 fuel tank big enough for regular use?
The John Deere F680 falls into a utility tractor tank range at 26.47 gal (100.2 L). Use that to decide whether portable cans or pump refueling makes more sense.
Official information note
Mistakes do happen. Check the operator manual, service manual and official deere.com website for official fuel capacity specifications.
