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Bobcat T66 vs Bobcat T770

The Bobcat T770 is the heavier machine, at 4.69 t against 4.3 t, and the Bobcat T770 has more power (67.6 kW against 55.2 kW).

The Bobcat T66 is ahead on: turns tighter, narrower to transport, lower to transport. The Bobcat T770 is ahead on: more power, dumps higher, reaches higher, lifts or carries more, more digging or pushing force, more hydraulic flow, bigger fuel tank, faster.

Below, every figure both makers publish sits side by side, with the Bobcat T66 and the Bobcat T770 drawn to the same scale from their dimension drawings.

  1. Bobcat · compact track loader

    Bobcat T66

    Full specsPDF

  2. Bobcat · compact track loader

    Bobcat T770

    Full specsPDF

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At a glance

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

FigureBobcat T66Bobcat T770
Operating weight4,296 kg4,686 kg
Gross powerHigher is better55.2 kW67.6 kW+22%
Dump height with standard bucketHigher is better2.396 m2.675 m+12%
Operating heightHigher is better3.91 m4.214 m+8%
Rated operating capacityHigher is better1,115 kg1,618 kg+45%
Lift breakout forceHigher is better2,035 kgf2,566 kgf+26%
Pump flowHigher is better67 L/min87 L/min+31%
Fuel tankHigher is better107.1 L165.8 L+55%
Top speedHigher is better10.4 km/h10.6 km/h+2%
Turning radius with standard bucketLower is better2.104 m+6%2.235 m
Width over tracksLower is better1.782 m+10%1.981 m
Height with operator cabLower is better2.045 m+1%2.065 m
Length with standard bucket3.427 m3.597 m

All specifications

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

Dimensions

Operating height3.91 m4.214 m
Height with operator cab2.045 m2.065 m
Angle of departure25°29°
Ground clearance0.214 m0.198 m
Ground contact length1.378 m1.618 m
Length without attachment2.718 m2.903 m
Length with standard bucket3.427 m3.597 m
Rollback at ground position30°30°
Dump height with standard bucket2.396 m2.675 m
Height to bucket hinge pin3.048 m3.338 m
Dump reach at maximum height0.933 m0.894 m
Dump angle at maximum height37°38°
Rollback fully raised at maximum height94°97°
Width with standard bucket1.88 m2.032 m
Turning radius with standard bucket2.104 m2.235 m
Track gauge1.382 m1.748 m450 mm tracks
Width over tracks1.782 m1.981 m450 mm tracks

Weight

Operating weight4,296 kg4,686 kg
Shipping weight3,712 kg4,337 kg

Performance

Rated operating capacity1,115 kgISO 14397-11,618 kgISO 14397-1
Tipping load3,175 kgISO 14397-14,624 kgISO 14397-1
Lift breakout force2,035 kgfISO 14397-22,566 kgfISO 14397-2
Tilt breakout force2,122 kgfISO 14397-22,878 kgfISO 14397-2
Push force3,401 kgf3,046 kgf
Ground pressure32 kPa29 kPa
Top speed10.4 km/hlow range10.6 km/hstandard
Top speed (two-speed option)16.4 km/hhigh range; 2-speed is standard17.2 km/hhigh range

Engine

Engine modelBobcat (Doosan) D24 BSH SVKubota V3800-DI-T-E3
EmissionsStage VTier 3
Cylinders44
Displacement2.4 L3.8 L
Gross power55.2 kW (74 hp)at 2,600 rpm (ISO 14396)67.6 kW (91 hp)at 2,400 rpm (ISO 14396)
Max torque281 Nmat 1,800 rpm (SAE J1995)Not published

Hydraulics

Pump flow67 L/minstandard flow87 L/minstandard flow, gear pump
Pump flow (high flow)102 L/min138 L/minhigh-flow option
Max pressure23.8-24.5 MPasystem relief at quick couplers23.8-24.5 MPasystem relief at quick couplers

Undercarriage

Track width0.4 mrubber tracks0.45 mrubber tracks

Service capacities

Fuel tank107.1 L165.8 L
Engine oil, with filter8.1 L11.4 L
Hydraulic tank18.9 Lhydraulic/hydrostatic reservoir9.8 Lhydraulic/hydrostatic reservoir
Hydraulic system, with tank41.6 L36 L
Cooling system10.8 Lwithout heater; 11.2 L with heater14.4 Lwithout heater; 15.1 L with heater

Service intervals

Engine oil and filter500 hours500 hoursevery 100 h in severe conditions
Drive motor brake cavity fluid500 hoursNot published
Hydraulic filters1,000 hoursmain, case drain and charge filtersNot published
Hydraulic oil1,000 hours1,000 hours
Fuel filters1,000 hoursmain filter and pre-filter500 hours
Air filter (outer)1,000 hoursinner element every second outer changeNot published
Coolant1,500 hoursor 24 months1,500 hoursor 24 months
Hydraulic charge filterNot published500 hours
Drive motor oilNot published500 hours
Hydraulic/hydrostatic filterNot published1,000 hours

Sources: Bobcat T66-T76-T86 compact track loader brochure B4501716-EN (12-24), EMEA · Bobcat MEA T770 compact track loader specifications page

Drawn to scale

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

0 m1 m2 m3 m
Bobcat T66Bobcat T770Same scale, front edges and ground lined up.

Bobcat T66 vs Bobcat T770: questions

Which is bigger, the Bobcat T66 or Bobcat T770?

By operating weight the Bobcat T770 is the biggest at 4.69 t, then the Bobcat T66 at 4.3 t.

Which has more power, the Bobcat T66 or Bobcat T770?

The Bobcat T770: Bobcat T66 55.2 kW (74 hp), Bobcat T770 67.6 kW (91 hp) (gross power), a 22% difference.

Which lifts or carries more, the Bobcat T66 or Bobcat T770?

The Bobcat T770: Bobcat T66 1,115 kg, Bobcat T770 1,618 kg (rated operating capacity), a 45% difference.

Which has the bigger fuel tank, the Bobcat T66 or Bobcat T770?

The Bobcat T770: Bobcat T66 107.1 L, Bobcat T770 165.8 L (fuel tank), a 55% difference.

Which turns tighter, the Bobcat T66 or Bobcat T770?

The Bobcat T66: Bobcat T66 2.104 m, Bobcat T770 2.235 m (turning radius with standard bucket), a 6% difference.

Which is narrower to transport, the Bobcat T66 or Bobcat T770?

The Bobcat T66: Bobcat T66 1.782 m, Bobcat T770 1.981 m (width over tracks), a 10% 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.

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