Every published spec for both machines, side by side. The verdict below is computed straight from the spec sheets, not opinion.
Across 4 measurable specs, this matchup is a dead heat: 2 categories to the Rural King RK37SC, 2 to the TYM T394C. Machine pages: Rural King RK37SC and TYM T394C.
Every published spec, side by side, including the details the graphs above don't chart.
Spec
Rural KingRK37SC
TYMT394C
Alternator
70 A, 12 V
70 A, 12 V
Engine Type
Yanmar Diesel Engine
3-cylinder, naturally aspirated diesel
Displacement
100.2 in³
100.2 in³
Engine Model
3TNV88C-DKTF
—
No. of Cylinders
3
3
Rated Engine Speed
3000
3000 rpm
Engine Manufacturer
Yanmar
Yanmar 3TNV88-CR
Engine Power (Gross)
37 hp
37.4 hp
Engine Emissions Constraints
Tier 4
Tier 4
PTO Power
—
30 hp
Air Cleaner
—
Dual dry
Fuel System
—
CRDI
Cooling System Type
—
Water-cooled
Weight with ROPS and Loader
3,417 lbs
Not Applicable
Weight with Cab and Loader
—
4,370 lb
Pump Type
Dual Gear Pump
Dual gear pump
Steering Flow
4.6 gpm
4.4 gpm
Implement Flow
6.3 gpm
6.1 gpm
Total Hydraulic Flow
10.9 gpm
10.5 gpm
Overall Hydraulic Pump Flow
6.4 gpm 24.2 lpm
10.5 gpm
No. of Optional Remote Valves
1
1 or 2
No. of Standard Remote Valves
1
0
Hydraulic System Type
—
Open center
Rear Remote Hydraulic Flow
—
Not Published
PTO Type
Independent
Independent
Lift Control Type
Position
Position control
Hitch Lift Capacity
2,646 lbs
2,639 lb
Mid-PTO Availability
NOT_FOUND - no source reviewed explicitly lists a mid-PTO specification for the RK37SC
Available (Mid-PTO kit)
PTO Rear
—
540 rpm
Category, 3-Point Hitch
—
Category I
Hitch Lift Capacity (at 24”)
—
1,558 lb
R3 Turf - Rear
41x14-20
Multi-Trac CS 41x14.00-20 NHS TL 4PR
R3 Turf - Front
27x10.5-15
Multi-Trac CS 27x8.50-15 NHS TL 4PR
R4 Industrial - Rear
12.5x20
Xtra Grip 43x16.00-20 NHS TL 6PR
R4 Industrial - Front
27x10.5-15
Trac Chief 10-16.50 NHS TL 6PR
Tire Size & Options
—
R1 Agricultural, R3 Turf, R4 Industrial
R1 Agricultural - Rear
—
Farm Specialist 11.2-24 NHS TL 6PR
R1 Agricultural - Front
—
Farm Specialist 7-16 NHS TL 6PR
Fuel Tank Capacity
9.0 gal
9.0 gal
Coolant Capacity
—
7.4 qt
Crankcase Capacity
—
6 qt
Front Axle Fluid Capacity
—
8.7 qt
Transmission / Hydraulic System Capacity
—
8.5 gal
Loader Model
front-end loader
—
Loader Lift Height
—
101.5 in
Loader Breakout Force
—
3,435 lb
Quick Attach Loader System
—
TX39H: Quick attachment assembly
Loader Lift Capacity (Full Height)
—
2,116 lb
Clutch
electro-hydraulic
Dry single plate
Transmission Type
12F/12R Syncro Shuttle Transmission
Mechanical
Max Travel Speed (Forward)
21.8 mph [km/h]
15.0 mph
Differential Lock & Limited Slip Options
Differential Lock
Not Published
No. of Speeds
—
F12 x R12
Max Travel Speed (Reverse)
—
Not Published
Brakes
Wet Disc
Wet disc
Steering
—
Hydrostatic
Frame Type
—
Not Published
Front Axle Type
—
Not Published
Drawbar Capacity
—
Not Published
Front Axle Rating
—
Not Published
Seat Suspension & Adjustability
—
Not Published
Warranty Length & Coverage
—
Up to 2 years or until the 2,000 hours mark, bumper-to-bumper warranty; 3000 hours maximum coverage period for parts and labour on drivetrains or powertrains; 12-months warranty period for implements, including loaders and backhoes.