Head to head · Utility

International Harvester 1256 vs International Harvester 686

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International HarvesterModel A

International Harvester 1256

Utility

power
113 hp
displacement
407 ci
Cylinders
6
Forward gears
16
Full 1256 specs
Image not recorded
International HarvesterModel B

International Harvester 686

Utility

power
Not recorded
displacement
310 ci
Cylinders
6
Forward gears
10
Full 686 specs
International HarvesterInternational Harvester 1256
vs
International HarvesterInternational Harvester 686

How they compare

Headline specs vs. the whole Utility

n = 3,933–5,720

Engine Displacement

▲ 1256 higher · +97 ci (+31%)
1256407 ci
686310 ci
Median Utility Tractor183 ci

1256 is in the 90th percentile; 686 is in the 85th · 5,580 models

Cylinders

= Effectively tied
12566
6866
Median Utility Tractor4

1256 is in the 93rd percentile; 686 is in the 93rd · 5,720 models

Forward Gears

▲ 1256 higher · +6 (+60%)
125616
68610
Median Utility Tractor12

1256 is in the 73rd percentile; 686 is in the 39th · 4,941 models

Operating Weight

▲ 1256 higher · +2,635 lb (+34%)
125610,405 lb
6867,770 lb
Median Utility Tractor5,303 lb

1256 is in the 87th percentile; 686 is in the 74th · 5,107 models

1256 (A)686 (B)Median Utility Tractor

Full comparison

Every spec, side by side

General Information

SpecInternational Harvester 1256International Harvester 686Difference
ManufacturerInternational HarvesterInternational HarvesterSame
Model1256686—
CategoryUtility, Standard TreadUtility—

Engine

SpecInternational Harvester 1256International Harvester 686Difference
ManufacturerInternational HarvesterInternational HarvesterSame
ModelDT407D310—
Power Output113hpNot recorded—
Rated RPM2,400RPM2,000RPM▲ 1256+400 RPM · +20%
Cylinders66Same
Displacement407ci310ci▲ 1256+97 ci · +31%
Bore4.3in3.9in▲ 1256+0.4 in · +10%
Stroke4.6in4.4in▲ 1256+0.2 in · +5%

Transmission

SpecInternational Harvester 1256International Harvester 686Difference
TypeGear, Partial Power ShiftTwo-speed power shift—

Dimensions & Weight

SpecInternational Harvester 1256International Harvester 686Difference
Length164in162in▲ 1256+2 in · +1%
Width91.7in89.4in▲ 1256+2.3 in · +3%
Height85.8in105in▲ 686+19.2 in · +22%
Operating Weight10,405lb7,770lb▲ 1256+2,635 lb · +34%

Hydraulics

SpecInternational Harvester 1256International Harvester 686Difference
System TypeOpen CenterOpen centerSame
Steering TypePowerPowerSame

Power Take-off (PTO)

SpecInternational Harvester 1256International Harvester 686Difference
TypeIndependentIndependentSame
Speed 11,000rpm540rpm▲ 1256+460 rpm · +85%

Hitch & Towing

SpecInternational Harvester 1256International Harvester 686Difference
Hitch TypeThree-Point HitchThree-Point HitchSame
Hitch CategoryIII/IIII—
Hitch PositionRearRearSame

Chassis & Drive

SpecInternational Harvester 1256International Harvester 686Difference
Chassis Type4x2 2WD4x2 2WDSame
Drive Type2WD2WDSame
Steering TypePowerPowerSame
Brake TypeIndependent hydraulic dry discDisc—

Electrical

SpecInternational Harvester 1256International Harvester 686Difference
Starter TypeElectricElectricSame

Capacities

SpecInternational Harvester 1256International Harvester 686Difference
Coolant6gal5.3gal▲ 1256+0.7 gal · +13%

Operator Station

SpecInternational Harvester 1256International Harvester 686Difference
TypeOpen, ROPS, Cab (optional)Two-post fixed ROPS—

Category context

Both models against the field

Engine Displacement

median 183 ci
A · 90th percentile (407 ci)B · 85th percentile (310 ci)

Cylinders

median 4
A · 93rd percentile (6)B · 93rd percentile (6)

Forward Gears

median 12
A · 73rd percentile (16)B · 39th percentile (10)

Operating Weight

median 5,303 lb
A · 87th percentile (10,405 lb)B · 74th percentile (7,770 lb)

Length

median 137 in
A · 82nd percentile (164 in)B · 79th percentile (162 in)
A · 1256B · 686Median Utility Tractor
Full spec pageInternational Harvester 1256Full spec pageInternational Harvester 686