The Kubota B2150 tractor engine horsepower found is 21 hp. PTO horsepower found is 20 hp.
Engine HP21 hp
PTO HP20 hp
Power / weight11.4 hp per 1,000 lb
Kubota B2150 Horsepower Specs
Engine horsepower
21 hp
PTO horsepower
20 hp
Rated engine RPM
2,600 rpm
Engine displacement
73.2 cu in (1.2 L)
Engine cylinders
4 cylinders
Engine model
Kubota V1200-5B
Operating weight
1,839 lb (834 kg)
PTO-to-engine ratio
95.2% of engine horsepower
Power-to-weight
11.4 hp per 1,000 lb
Horsepower class
subcompact / small compact tractor horsepower
Horsepower Benchmarks
Engine horsepower benchmark
This model
21 hp
Average
32 hp
Low
16 hp
High
60 hp
PTO horsepower benchmark
This model
20 hp
Average
25 hp
Low
12 hp
High
50 hp
Operating weight benchmark
This model
1,839 lb
Average
2,500 lb
Low
1,300 lb
High
4,500 lb
Power-to-weight benchmark
This model
11.4 hp/1k lb
Average
14 hp/1k lb
Low
8 hp/1k lb
High
25 hp/1k lb
Benchmarks are general reference ranges for compact tractors.
Kubota B2150 Horsepower FAQ
Engine horsepower
The Kubota B2150 tractor engine horsepower found is 21 hp. Use engine horsepower for comparing engine output, not necessarily implement power at the PTO.
PTO horsepower
The PTO horsepower found for the Kubota B2150 is 20 hp. PTO horsepower is the more useful figure when sizing PTO-driven implements.
Horsepower class
The Kubota B2150 is listed as subcompact / small compact tractor horsepower based on the engine horsepower found.
Rated engine RPM
The rated engine speed found for the Kubota B2150 is 2,600 rpm. This is the engine speed used for the listed power rating.
Engine specs found
Engine specs found for the Kubota B2150 include Kubota V1200-5B, 73.2 cu in (1.2 L) displacement, and 4 cylinders.
Operating weight
The operating weight found for the Kubota B2150 is 1,839 lb (834 kg). Weight matters because the same horsepower feels different in a light mower than in a heavy tractor.
PTO-to-engine horsepower ratio
The PTO-to-engine horsepower ratio for the Kubota B2150 is 95.2% of engine horsepower based on the figures found.
Power-to-weight
The calculated power-to-weight figure for the Kubota B2150 is 11.4 hp per 1,000 lb based on the engine horsepower and operating weight found.
Horsepower planning note
When comparing the Kubota B2150, engine horsepower is the headline figure, while PTO horsepower is the better implement-sizing figure.
Official information note
Mistakes do happen. Check the operator manual, service manual and official kubotausa.com website for official horsepower, PTO horsepower, engine RPM, torque and operating-weight specifications before buying implements or servicing the machine.
