Which has more horsepower, the Rural King RK21H or the Yanmar SA223?

They are effectively tied: both machines are rated at 21.5 hp hp for engine hp.

Which has more PTO horsepower, the Rural King RK21H or the Yanmar SA223?

The Yanmar SA223 leads on pto hp at 15.6 hp hp, compared to 15.4 hp hp for the Rural King RK21H.

Which is heavier, the Rural King RK21H or the Yanmar SA223?

The Yanmar SA223 leads on weight at 1,962 lb lb, compared to 1,942 lb lb for the Rural King RK21H.

Which has more loader lift capacity, the Rural King RK21H or the Yanmar SA223?

The Yanmar SA223 leads on loader lift at 825 lb lb, compared to 617 lb lb for the Rural King RK21H.

Which has more three-point hitch lift capacity, the Rural King RK21H or the Yanmar SA223?

The Rural King RK21H leads on 3-pt lift (24 in) at 679 lb lb, compared to 660 lb lb for the Yanmar SA223.

Rural King RK21H vs Yanmar SA223

Every published spec for both machines, side by side. The verdict below is computed straight from the spec sheets, not opinion.

Across 9 measurable specs, the Yanmar SA223 leads 6 categories to 2 (1 tied). Machine pages: Rural King RK21H and Yanmar SA223.

Want a third or fourth machine in the mix? Open this matchup in the comparison tool and add up to two more.

Category Verdict

Spec	Rural King RK21H	Yanmar SA223
Engine HP (hp)	21.5 hp	21.5 hp
PTO HP (hp)	15.4 hp	▲ 15.6 hp
Weight (lb)	1,942 lb	▲ 1,962 lb
Loader Lift (lb)	617 lb	▲ 825 lb
3-Pt Lift (24 in) (lb)	▲ 679 lb	660 lb
Lift Height (in)	▲ 72 in	71 in
Breakout Force (lbf)	1,285 lbf	▲ 1,342 lbf
Hydraulic Flow (gpm)	7 gpm	▲ 8 gpm
Travel Speed (mph)	7.8 mph	▲ 9.5 mph

The headline numbers at a glance.

Rural King RK21HYanmar SA223

Engine HPhp

▲21.5 hp

PTO HPhp

15.4 hp

▲15.6 hp

Weightlb

1,942 lb

▲1,962 lb

Loader Liftlb

617 lb

▲825 lb

3-Pt Lift (24 in)lb

▲679 lb

660 lb

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Full Spec Sheet

Every published spec, side by side, including the details the graphs above don't chart.

Spec	Rural KingRK21H	YanmarSA223


PTO Power	15.4 PTO HP	15.6 hp
Alternator	40 A, 12 V	40 A, 12 V
Air Cleaner	Single Dry	Not Published
Engine Type	Yanmar EPA Tier 4 certified 3-cylinder, liquid cooled diesel (natural aspiration)	3-cylinder, naturally aspirated diesel
Fuel System	Indirect Fuel Injection	Not Published
Displacement	60.6 in³	60.6 in³
Engine Model	3TNM74F	—
No. of Cylinders	3	3
Rated Engine Speed	3200 rpm	3200 rpm
Cooling System Type	Water-cooled	Liquid cooled
Engine Manufacturer	Yanmar	YANMAR
Engine Power (Gross)	21.5 hp	21.5 hp
Engine Emissions Constraints	Tier 4	Not Published

Weight with ROPS and Loader	1,942 lb	1,962 lb
Weight with Cab and Loader	Not Applicable	Not Applicable

Warranty Length & Coverage	Full-machine: 24 months/2,000 hours; Powertrain: 96 months/3,000 hours (whichever comes first)	Tractor: 24 months or 2,000 hours; Powertrain: 10 years or 3,000 hours; Attachments: 1-year limited warranty

Pump Type	Single Gear Pump with Flow Divider	Not Published
Steering Flow	2.11 gpm	3.7 gpm
Implement Flow	4.17 gpm	4.3 gpm
Total Hydraulic Flow	6.97 gpm	8.0 gpm
Hydraulic System Type	Live, independent	Open center
Rear Remote Hydraulic Flow	Not Published	Not Published
Overall Hydraulic Pump Flow	6.97 gpm	8.0 gpm
No. of Optional Remote Valves	Not Published	Not Published
No. of Standard Remote Valves	Not Published	Not Published

PTO Rear	540 rpm	554 rpm @ 3,200 engine rpm
PTO Type	Independent	Independent (hydraulic clutch)
Lift Control Type	Position	Position control
Hitch Lift Capacity	1,100 lb	Not Published
Mid-PTO Availability	Optional (2,500 rpm)	Standard
Category, 3-Point Hitch	Category I	Limited Category I
Hitch Lift Capacity (at 24”)	679 lb	660 lb

R3 Turf - Rear	16X12.00-12	26x12.0-12 4PR
R3 Turf - Front	16X7.50-8	18x8.50-10 4PR
Tire Size & Options	R4 Industrial (Std), R3 Turf (Opt), Goodyear R14 (Opt)	R3 Turf; R4 Industrial
R4 Industrial - Rear	Not Published	26x12.0-12 4PR
R4 Industrial - Front	Not Published	18x8.50-10 6PR
R1 Agricultural - Rear	BAR R 24X12.00-12	Not Applicable
R1 Agricultural - Front	BAR F 16X7.50-9	Not Applicable

Coolant Capacity	3.7 qt	3.0 qt
Crankcase Capacity	2.1 qt	3.1 qt
Fuel Tank Capacity	6.6 gal	6.1 gal
Front Axle Fluid Capacity	2.6 qt	3.17 qt
Transmission / Hydraulic System Capacity	3.6 gal	4.1 gal

Loader Lift Height	72 in	71 in
Loader Breakout Force	1,285 lb	1,342 lb
Quick Attach Loader System	Skid-Steer Compatible Quick-Attach	YL110: YANMAR quick attachment system (quick attach/detach)
Loader Lift Capacity (Full Height)	617 lb	825 lb

Clutch	Not Published	Not Applicable
No. of Speeds	2 Range	Unlimited (hydrostatic); 2 ranges (High/Low)
Transmission Type	Hydrostatic	Hydrostatic transmission, dual range speeds
Max Travel Speed (Forward)	7.8 mph	9.5 mph (with R4 tires)
Max Travel Speed (Reverse)	Not Published	6.6 mph (with R4 tires)
Differential Lock & Limited Slip Options	Differential lock	Standard differential lock

Brakes	Wet Disc	Wet disc
Steering	Hydrostatic	Hydrostatic power steering
Frame Type	Not Published	Full-frame chassis
Front Axle Type	center-pivot, reverse Eliot type	Not Published
Drawbar Capacity	Not Published	Not Published
Front Axle Rating	Not Published	Not Published
Seat Suspension & Adjustability	Suspension seat with armrests & retractable seat belt	Not Published

Wheelbase	53.1 in	57.9 in
Overall Width	44.5 in	47.3 in
Ground Clearance	F/A 8.3 in	6.4 in
Height to Top of ROPS	86.6 in	82.3 in
Height to Top of Cab Model	Not Applicable	Not Applicable
Height to Top of ROPS (folded)	Not Published	66.3 in (folded ROPS, top of steering wheel)
Min. Turn Radius without Brakes	86.6 in	7.87 ft (2.4 m)
Overall Length with 3-Point Hitch	94.2 in	102.1 in

Rural King RK21H vs Yanmar SA223: Quick Answers

Which has more horsepower, the Rural King RK21H or the Yanmar SA223?: They are effectively tied: both machines are rated at 21.5 hp hp for engine hp.
Which has more PTO horsepower, the Rural King RK21H or the Yanmar SA223?: The Yanmar SA223 leads on pto hp at 15.6 hp hp, compared to 15.4 hp hp for the Rural King RK21H.
Which is heavier, the Rural King RK21H or the Yanmar SA223?: The Yanmar SA223 leads on weight at 1,962 lb lb, compared to 1,942 lb lb for the Rural King RK21H.
Which has more loader lift capacity, the Rural King RK21H or the Yanmar SA223?: The Yanmar SA223 leads on loader lift at 825 lb lb, compared to 617 lb lb for the Rural King RK21H.
Which has more three-point hitch lift capacity, the Rural King RK21H or the Yanmar SA223?: The Rural King RK21H leads on 3-pt lift (24 in) at 679 lb lb, compared to 660 lb lb for the Yanmar SA223.