Compare/UTB/Universal 703 vs UTB/Universal U-651M

UTB/Universal 703 vs UTB/Universal U-651M

Verdict: UTB/Universal 703 vs UTB/Universal U-651M

The UTB/Universal 703 and the UTB/Universal U-651M are both tractors — here is how they stack up on the figures that matter. UTB/Universal 703 leads on rated power with 70 hp against 65 hp. UTB/Universal U-651M is the lighter machine (3,660 kg vs 6,559 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. UTB/Universal 703 is the newer design (1988 vs 1973). In short: choose the UTB/Universal 703 for outright pulling power, or the UTB/Universal U-651M if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

Tune the fit score

Tell us about your operation

Acreage600 acBudgetMain crop / use

Fit & specs

UTB/Universal

Fit score

Best match

Clear

UTB/Universal

Fit score

Best match

Clear

Rated power

70 hp

65 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

UTB/UniversalReference

liquid-cooledReference

With 14.00-38 rear tires.Reference

Original price

$33,000 (1991)Reference

—

Differential lock

mechanical rearReference

Final drives

—

spur gearReference

Variants

703DT

4WDReference

—

U-650M

—

2WDReference

U-651M

—

4WDReference

Engine

Fuel tank

80.0 LReference

—

Engine

52.2 kWReference

48.5 kWReference

Displacement

3.8 LReference

4.8 LReference

Bore/Stroke

102 x 115 mmReference

108 x 130 mmReference

Power

52.2 kWReference

48.5 kWReference

Rated RPM

2400Reference

1800Reference

Starter

electricReference

Starter volts

12Reference

Fuel system

—

direct injectionReference

Compression

—

17:1Reference

Torque

—

289.1 NmReference

Torque RPM

—

1250Reference

Firing order

—

1-3-4-2Reference

Transmission

Type

constant meshReference

gearReference

Gears

16 forward and 4 reverseReference

10 forward and 2 reverseReference

PTO & Hydraulics

Pump flow

40.0 lpmReference

40.1 lpmReference

Rear Type

IIReference

Rear lift

2899 kgReference

—

Rear PTO

independentReference

Rear PTO Type

540/1000Reference

540 (1.375)Reference

Pressure

—

118.0 barReference

Dimensions

Wheelbase

220 cmReference

240 cmReference

Weight

6559 to 7298 poundsReference

3660 kgReference

Front tire

7.50-20Reference

2WD Rear tire

18.4-30Reference

—

2WD Standard tires (ag)

Front: 7.50-20. Rear: 18.4-30Reference

—

4WD Standard tires (ag)

Front: 12.4-24. Rear: 18.4-30Reference

—

Length

359 cmReference

392 cmReference

Height

270 cmReference

—

2WD Weight

2975 kgReference

—

4WD Weight

3310 kgReference

—

Rear tire

—

14-38Reference

Ag front

—

7.50-20Reference

Ag rear

—

14-38Reference

Width

—

189 cmReference

Height (steering wheel)

—

189 cmReference

Height (cab)

—

262 cmReference

Electrical

Ground

negativeReference

Charging system

alternatorReference

Battery volts

12Reference

Battery AH

150Reference

53Reference

Charging amps

—

36Reference

Charging volts

—

12Reference

Speeds

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.