Isuzu Giga vs Volvo FMX

The Volvo FMX is the heavier machine, at 8.77 t against 7.81 t.

The Isuzu Giga is ahead on: bigger fuel tank, turns tighter, narrower to transport. The Volvo FMX is ahead on: lifts or carries more, lower to transport.

Below, every figure both makers publish sits side by side, with the Isuzu Giga and the Volvo FMX drawn to the same scale from their dimension drawings.

Isuzu · truck
Isuzu Giga
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Volvo · truck
Volvo FMX
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At a glance

Bold is the machine ahead on each figure, with its lead.

Figure	Isuzu Giga	Volvo FMX
Kerb weight	7,810 kg	8,765 kg
GVWHigher is better	24,000 kg	26,000 kg+8%
Fuel tankHigher is better	550 L+67%	330 L
Turning circleLower is better	14.6 m+3%	15.1 m
Overall widthLower is better	2.49 m	2.5 m
Overall height (cab roof)Lower is better	3.2 m	3.153 m+1%
Overall length	6.93 m	7.295 m

All specifications

Every figure the makers publish. Search for one, or show only those that differ.

Differences only(52)

FigureIsuzu Giga Volvo FMX

Dimensions

Overall length6.93 m7.295 m

Overall height (cab roof)3.2 m3.153 m

Wheelbase3.885 mfront axle to centre of rear bogie3.6 m

Tandem axle spacing1.31 m1.37 m

Front overhang1.4 m1.52 m

Rear overhang1.645 mfrom centre of rear bogie0.805 mfrom last axle

Front axle to back of cab0.764 m1.005 m

Back of cab to rear end4.766 mNot published

Behind cab equipment to rear bogie centre2.45 mNot published

Cab height above frame2.196 mNot published

Frame height at front0.915 mat front axle, unladenNot published

Frame height at rear1.035 mat rear axles, unladenNot published

Overall width2.49 mdimensioned on the maker's rear view2.5 mcab width

Front track2.01 mdimensioned on the maker's front viewNot published

Rear track1.85 mmaker's RT, on the rear viewNot published

Width across rear tyres2.44 mmaker's ORT, on the rear viewNot published

Turning circle14.6 mkerb to kerb15.1 m

Theoretical wheelbaseNot published4.285 m

Rear axle to back of cabNot published2.545 m

Frame heightNot published1.112 munladen, chassis height CHH-HIGH

Weight

Kerb weight7,810 kg8,765 kg

GVW24,000 kgGVM26,000 kgplated; 28,500 kg design

GCW50,000 kgGCM44,000 kgplated and design

Front axle load6,600 kgloading limit at ground7,500 kgplated and design

Rear axle load20,865 kgloading limit at ground (tandem)19,000 kgbogie, plated; 21,000 kg design

Engine

Engine modelIsuzu 6WG1-TCC, turbocharged and intercooled, common railVolvo D13C380 / D13C420 / D13C460 / D13C500 / D13C540 (11 litre D11C330-D11C450 also offered)

EmissionsJNLT 05 / ADR 80/03 (cooled EGR + DPD)Euro 5

Cylinders6Not published

Displacement15.7 L13 L

Gross power350 kW (469 hp)JIS gross, at 1,800 rpm280-397 kW (380-540 hp)D13C range, at 1,400-1,900 rpm

Net power338 kW (453 hp)DIN net, at 1,800 rpmNot published

Max torque2,255 NmDIN net at 1,300 rpm; 2,334 Nm JIS gross1,900-2,600 NmD13C range, at 1,000-1,450 rpm

Transmission

GearboxEaton RTLO 18918B 18-speed constant mesh manualI-Shift AT2612 automated 12-speed, GCW 60 t (standard)

ClutchSpicer twin plate 15.5 in, air assistedNot published

Gearbox optionsNot publishedI-Shift AT2412F / AT2612F / ATO2612F / SPO2812; Powertronic PT2106 / PT2606 fully automatic

Axles

Rear axle ratio3.73:1Not published

Rear axlesMeritor RT-40-145GP tandem, 18,100 kg, inter-axle and cross locksRTS2370D single reduction 23 t tandem with diff locks, GCW 70 t (standard)

Front axleMeritor FG941, 6,600 kgNot published

Rear suspensionHendrickson HAS461 airbag, 20,865 kg at groundNot published

Tyres

Tyres295/80R22.5 steer, 11R22.5 drive, 22.5 x 8.25 steel wheels315/80 R22.5 front and drive

Service capacities

Fuel tank550 Lframe-mounted aluminium330 Lstandard aluminium tank, 710 mm diameter

AdBlue tankNot published64 Lstandard, for 710 mm fuel tanks

Engine oil, with filterNot published33 L (plastic sump) / 37 L (steel sump)

Cooling systemNot published42 L

Performance

Top speed100 km/hspeed limited; geared 128 km/h at 1,800 rpmNot published

Service intervals

Engine oil and filterNot published20,000-100,000 km by operating condition

Fuel filtersNot publishedat each engine oil changeD13A, fuel filter and water separator

CoolantNot published500,000 kmVolvo Coolant VCS, or every 48 months

Transmission oilNot published180,000 km / 12 months, or 400,000 km / 36 months

Axle oilNot published180,000 km / 12 months, or 400,000 km / 36 months

Air filter (outer)Not publishedwhen the indicator shows, at least every 24 months

Air filter (inner)Not publishedevery third outer-filter change, at most 48 months

Sources: Isuzu Giga EXY 240-460 6x4 specification sheet ARK1422 02/21 (Isuzu Australia Limited) · Volvo Trucks model range sheet FMX 13 6x4 Tractor - B/T Ride - N3 or N3G, FMX 64T 3L 01 GBR (2026-09-25)

Drawn to scale

Side views measured off each maker's dimension drawing, front edges and ground lined up.

Isuzu GigaVolvo FMXSame scale, front edges and ground lined up.

Isuzu Giga vs Volvo FMX: questions

Which is bigger, the Isuzu Giga or Volvo FMX?

By operating weight the Volvo FMX is the biggest at 8.77 t, then the Isuzu Giga at 7.81 t.

Which lifts or carries more, the Isuzu Giga or Volvo FMX?

The Volvo FMX: Isuzu Giga 24,000 kg, Volvo FMX 26,000 kg (gvw), a 8% difference.

Which has the bigger fuel tank, the Isuzu Giga or Volvo FMX?

The Isuzu Giga: Isuzu Giga 550 L, Volvo FMX 330 L (fuel tank), a 67% difference.

Which turns tighter, the Isuzu Giga or Volvo FMX?

The Isuzu Giga: Isuzu Giga 14.6 m, Volvo FMX 15.1 m (turning circle), a 3% difference.

Which is narrower to transport, the Isuzu Giga or Volvo FMX?

The Isuzu Giga: Isuzu Giga 2.49 m, Volvo FMX 2.5 m (overall width), a 0% difference.

Where do these figures come from?

Each model's own published spec sheet or brochure, linked under the table. Builds differ by market and year, so confirm the figures for a particular machine with its dealer.

Can I rent or buy these machines in the UAE?

Each model's page lists the ones for hire and for sale on EquipmentsFinder now, with typical prices in AED.