Compare/CaseIH Steiger 620 Quadtrac vs CaseIH Steiger 645 Quadtrac

CaseIH Steiger 620 Quadtrac vs CaseIH Steiger 645 Quadtrac

Verdict: CaseIH Steiger 620 Quadtrac vs CaseIH Steiger 645 Quadtrac

The CaseIH Steiger 620 Quadtrac and the CaseIH Steiger 645 Quadtrac are both tractors — here is how they stack up on the figures that matter. CaseIH Steiger 620 Quadtrac leads on rated power with 682 hp against 636 hp. CaseIH Steiger 645 Quadtrac is the lighter machine (25,764 kg vs 48,780 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. CaseIH Steiger 645 Quadtrac is the newer design (2024 vs 2014). In short: choose the CaseIH Steiger 620 Quadtrac for outright pulling power, or the CaseIH Steiger 645 Quadtrac if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

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Tell us about your operation

Acreage600 acBudgetMain crop / use

Fit & specs

CaseIH

Fit score

Best match

Clear

CaseIH

Fit score

Best match

Clear

Rated power

682 hp

636 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

CaseIH (a part of CNH)Reference

Gear 2 used for pull test.Reference

liquid-cooledReference

Drive

articulated crawlerReference

Final drives

planetaryReference

Steering

hydraulic articulatedReference

—

Brakes

engine brakeReference

—

Trailer brakes

hydraulicReference

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Variants

620

wheeled tractorReference

—

620QT

crawler tractorReference

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Engine

Fuel tank

1779.0 LReference

Exhaust fluid (DEF)

321.7 LReference

Engine

462.3 kWReference

—

Engine (max)

508.6 kWReference

514.1 kWReference

Drawbar (tested)

378.2 kWReference

—

Displacement

12.9 LReference

Bore/Stroke

135 x 150 mmReference

Emissions

Tier 4Reference

Tier IVReference

Emission control

selective catalytic reduction (SCR)Reference

—

Power

462.3 kWReference

—

Maximum Power

508.6 kWReference

—

Fuel system

electronic high pressure common railReference

—

Cooling system

hydraulically-driven fanReference

—

Compression

15.5:1Reference

—

Rated RPM

2100Reference

Starter

electricReference

Starter volts

24Reference

12Reference

Max power

378.2 kWReference

—

Power at rated engine speed

357.2 kWReference

—

Engine (gross)

—

474.4 kWReference

Rated Power (gross)

—

474.4 kWReference

Maximum Power (gross)

—

514.1 kWReference

Transmission

Gears

16 forward and 2 reverseReference

17 forward and 2 reverseReference

Clutch

electro-hydraulic wet discReference

—

Transmission

—

PowerDriveReference

PTO & Hydraulics

PTO (claimed)

352.7 kWReference

394.9 kWReference

PTO (tested)

402.0 kWReference

—

Type

full power shiftReference

Valves

4 to 8Reference

Pump flow

427.7 lpmReference

SCV flow

132.5 lpmReference

Rear Type

IVNReference

Rear lift (at 24"/610mm)

8948 kgReference

10092 kgReference

Rear Arms

quick couplerReference

—

Drawbar

Cat. 5Reference

Cat 5Reference

Rear PTO

independentReference

Rear PTO Type

1000Reference

1000 (1.75)Reference

Engine RPM

1000@1811Reference

—

Power at rated PTO speed

396.6 kWReference

—

Dimensions

Wheelbase

391 cmReference

Weight

48780 to 60145 poundsReference

25764 kgReference

Front axle

FlangeReference

2235 mmReference

Shipping

22126 kgReference

25764 kgReference

Operating

27281 kgReference

—

Flange rear axle

—

2235 mmReference

Max Drawbar

—

6804 kgReference

Electrical

Ground

negativeReference

Charging system

alternatorReference

Charging amps

240Reference

330Reference

Batteries

2Reference

3Reference

Battery CCA

1000Reference

950Reference

Battery volts

12Reference

CaseIH Steiger 620 Quadtrac Tracks

Width

91 cmReference

—

Capacities

Max capacity

29030 kgReference

30391 kgReference

Test results

Fuel use

115.4 l/hourReference

—

Max pull

26107 kgReference

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Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.