Head to head · Utility
AGCO ST25 vs Silver King R66
Image not recorded
Silver KingModel B
Silver King R66
Row Crop
- power
- 24.5 hp
- displacement
- 113 ci
- Cylinders
- 4
- Forward gears
- 4
AGCOAGCO ST25
vs
Silver KingSilver King R66
How they compare
Headline specs vs. the whole Utility
Engine Power
▲ R66 higher · +0.2 hp (<1%)ST2524.3 hp
R6624.5 hp
Median Utility Tractor55 hp
ST25 is in the 15th percentile; R66 is in the 15th · 5,383 models
Engine Displacement
▲ R66 higher · +44.5 ci (+65%)ST2568.5 ci
R66113 ci
Median Utility Tractor183 ci
ST25 is in the 8th percentile; R66 is in the 27th · 5,580 models
Cylinders
▲ R66 higher · +1 (+33%)ST253
R664
Median Utility Tractor4
ST25 is in the 23rd percentile; R66 is in the 50th · 5,720 models
Forward Gears
▲ ST25 higher · +2 (+50%)ST256
R664
Median Utility Tractor12
ST25 is in the 11th percentile; R66 is in the 4th · 4,941 models
ST25 (A)R66 (B)Median Utility Tractor
Full comparison
Every spec, side by side
General Information
| Spec | AGCO ST25 | Silver King R66 | Difference |
|---|---|---|---|
| Manufacturer | AGCO | Silver King | — |
| Model | ST25 | R66 | — |
| Category | Utility, Sub-Compact | Row Crop | — |
Engine
| Spec | AGCO ST25 | Silver King R66 | Difference |
|---|---|---|---|
| Manufacturer | Iseki | Hercules | — |
| Model | E3112 | Not recorded | — |
| Power Output | 24.3hp | 24.5hp | ▲ R66+0.2 hp · <1% |
| Rated RPM | 2,800RPM | 1,400RPM | ▲ ST25+1,400 RPM · +100% |
| Cylinders | 3 | 4 | ▲ R66+1 · +33% |
| Displacement | 68.5ci | 113ci | ▲ R66+44.5 ci · +65% |
| Bore | 3.1in | 3in | ▲ ST25+0.1 in · +3% |
| Stroke | 3.1in | 4in | ▲ R66+0.9 in · +29% |
Transmission
| Spec | AGCO ST25 | Silver King R66 | Difference |
|---|---|---|---|
| Type | Gear | Gear | Same |
Dimensions & Weight
| Spec | AGCO ST25 | Silver King R66 | Difference |
|---|---|---|---|
| Length | 106in | 128in | ▲ R66+22 in · +21% |
| Width | 41in | 75in | ▲ R66+34 in · +83% |
| Height | 75.2in | 64in | ▲ ST25+11.2 in · +18% |
| Operating Weight | 1,588lb | 2,790lb | ▲ R66+1,202 lb · +76% |
Hydraulics
| Spec | AGCO ST25 | Silver King R66 | Difference |
|---|---|---|---|
| System Type | Open Center | Not recorded | — |
| Pressure | 1,493psi | Not recorded | — |
| Steering Hydraulic Flow | 2.6gpm | Not recorded | — |
| Steering Type | Power | Manual | — |
Power Take-off (PTO)
| Spec | AGCO ST25 | Silver King R66 | Difference |
|---|---|---|---|
| Type | Rear PTO: 540 (1.375), Mid PTO: SAE 15 1.0 | Not recorded | — |
| Speed 1 | 540rpm | Not recorded | — |
Hitch & Towing
| Spec | AGCO ST25 | Silver King R66 | Difference |
|---|---|---|---|
| Hitch Type | Three-Point Hitch | Not recorded | — |
| Hitch Category | I | Not recorded | — |
| Hitch Position | Rear | Not recorded | — |
Chassis & Drive
| Spec | AGCO ST25 | Silver King R66 | Difference |
|---|---|---|---|
| Chassis Type | 4x4 MFWD 4WD | 3x2 2WD | — |
| Drive Type | 4WD | 2WD | — |
| Steering Type | Power | Manual | — |
Electrical
| Spec | AGCO ST25 | Silver King R66 | Difference |
|---|---|---|---|
| Starter Type | Electric | Not recorded | — |
Capacities
| Spec | AGCO ST25 | Silver King R66 | Difference |
|---|---|---|---|
| Coolant | 1.9gal | Not recorded | — |
Operator Station
| Spec | AGCO ST25 | Silver King R66 | Difference |
|---|---|---|---|
| Type | ROPS | Open | — |
Category context
Both models against the field
Engine Power
median 55 hpA · 15th percentile (24.3 hp)B · 15th percentile (24.5 hp)
Engine Displacement
median 183 ciA · 8th percentile (68.5 ci)B · 27th percentile (113 ci)
Cylinders
median 4A · 23rd percentile (3)B · 50th percentile (4)
Forward Gears
median 12A · 11th percentile (6)B · 4th percentile (4)
Operating Weight
median 5,303 lbA · 7th percentile (1,588 lb)B · 20th percentile (2,790 lb)
A · ST25B · R66Median Utility Tractor