Compare/Bad Boy 4025 vs Bad Boy 5045

Bad Boy 4025 vs Bad Boy 5045

Verdict: Bad Boy 4025 vs Bad Boy 5045

The Bad Boy 4025 and the Bad Boy 5045 are both tractors — here is how they stack up on the figures that matter. Bad Boy 5045 leads on rated power with 45 hp against 25 hp. Bad Boy 4025 is the lighter machine (1,347 kg vs 3,831 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Bad Boy 5045 is the newer design (2024 vs 2021). In short: choose the Bad Boy 5045 for outright pulling power, or the Bad Boy 4025 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

Bad Boy

Fit score

Best match

Clear

Bad Boy

Fit score

Best match

Clear

Rated power

25 hp

45 hp

Confidence

40%

Guide price

—

Overview

Distributor

Bad BoyReference

Manufacturer

TYMReference

liquid-cooled inlineReference

Differential lock

mechanical rearReference

Engine

Fuel tank

26.9 LReference

—

Engine (gross)

18.3 kWReference

33.6 kWReference

Displacement

1.7 LReference

2.3 LReference

Bore/Stroke

88 x 94 mmReference

Power (gross)

18.3 kWReference

33.6 kWReference

Air cleaner

dryReference

Rated RPM

2100Reference

2600Reference

Starter

electricReference

Starter volts

12Reference

Oil capacity

4.3 LReference

—

Coolant capacity

5.0 LReference

—

Transmission

Gears

infinite forward and reverse (3-range)Reference

infinite forward and reverse (4-range)Reference

PTO & Hydraulics

PTO (claimed)

14.2 kWReference

28.3 kWReference

Type

hydrostaticReference

Pump flow

43.5 lpmReference

—

Total flow

28.4 lpmReference

—

Steering flow

15.1 lpmReference

18.9 lpmReference

Rear Type

IReference

Rear lift (at 24"/610mm)

498 kgReference

1099 kgReference

Rear PTO

independentReference

—

Rear PTO Type

540 (1.375)Reference

Shuttle Pump flow

—

43.1 lpmReference

Hydro Pump flow

—

40.5 lpmReference

Shuttle Total flow

—

62.1 lpmReference

Hydro Total flow

—

59.4 lpmReference

Rear lift (at ends)

—

1499 kgReference

Dimensions

Wheelbase

166 cmReference

180 cmReference

Weight

607 kgReference

3831 to 4349 poundsReference

Industrial front

25x8.50-14Reference

—

Industrial rear

15-19.5Reference

—

Length

342 cmReference

322 cmReference

Width

144 cmReference

165 cmReference

Height (ROPS)

246 cmReference

249 cmReference

Ground clearance

38 cmReference

39 cmReference

Front tread

120 cmReference

—

Rear tread

113 cmReference

—

Height (cab)

—

246 cmReference

ROPS Weight

—

1737 kgReference

Cab Weight

—

1972 kgReference

Bad Boy 4025 attachments

4025 Serial Numbers

Location:

Serial number decal on the right side of the tractor frame, above the front axle.Reference

—

Electrical

Ground

negativeReference

Charging system

alternatorReference

Charging amps

50Reference

—

Battery CCA

540Reference

—

Battery volts

12Reference

Attachment overview

Bad Boy BBH400 Backhoe

Backhoe type

Bad Boy BBH400 BackhoeReference

—

Transport height

193 cmReference

—

Bucket width

40 cmReference

—

2-Foot flat digging depth

219 cmReference

—

Reach from pivot

299 cmReference

—

Loading height

146 cmReference

—

Bucket Rotation

180°Reference

—

Swing Arc

180°Reference

—

Bucket force

1079 kgReference

—

Variants

5045S

—

ROPS shuttleReference

5045H

—

ROPS hydrostaticReference

5045SC

—

Cab shuttleReference

5045HC

—

Cab hydrostaticReference

Bad Boy 5045 attachments

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.