ChallengerModel A
Challenger 65C
Crawler
- power
- 285 hp
- displacement
- 638 ci
- Cylinders
- 6
- Forward gears
- 10
Head to head · Crawler
Challenger 65C vs Muir-Hill 121
Image not recorded
Muir-HillModel B
Muir-Hill 121
Utility
- power
- 120 hp
- displacement
- 380 ci
- Cylinders
- 6
- Forward gears
- 8
ChallengerChallenger 65C
vs
Muir-HillMuir-Hill 121
How they compare
Headline specs vs. the whole Crawler
Engine Power
▲ 65C higher · +165 hp (+138%)65C285 hp
121120 hp
Median Crawler Tractor200 hp
65C is in the 64th percentile; 121 is in the 47th · 142 models
Engine Displacement
▲ 65C higher · +258 ci (+68%)65C638 ci
121380 ci
Median Crawler Tractor468 ci
65C is in the 70th percentile; 121 is in the 45th · 191 models
Cylinders
= Effectively tied65C6
1216
Median Crawler Tractor6
65C is in the 50th percentile; 121 is in the 50th · 192 models
Forward Gears
▲ 65C higher · +2 (+25%)65C10
1218
Median Crawler Tractor10
65C is in the 50th percentile; 121 is in the 41st · 179 models
65C (A)121 (B)Median Crawler Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Challenger 65C | Muir-Hill 121 | Difference |
|---|---|---|---|
| Manufacturer | Challenger | Muir-Hill | — |
| Model | 65C | 121 | — |
| Category | Crawler | Utility | — |
Engine
| Spec | Challenger 65C | Muir-Hill 121 | Difference |
|---|---|---|---|
| Manufacturer | Caterpillar | Ford | — |
| Model | 3306 DITA | 2715E | — |
| Power Output | 285hp | 120hp | ▲ 65C+165 hp · +138% |
| Rated RPM | 2,100RPM | 2,500RPM | ▲ 121+400 RPM · +19% |
| Cylinders | 6 | 6 | Same |
| Displacement | 638ci | 380ci | ▲ 65C+258 ci · +68% |
| Bore | 4.8in | 4.2in | ▲ 65C+0.6 in · +14% |
| Stroke | 6in | 4.5in | ▲ 65C+1.5 in · +33% |
Transmission
| Spec | Challenger 65C | Muir-Hill 121 | Difference |
|---|---|---|---|
| Type | Full power shift | Gear | — |
Dimensions & Weight
| Spec | Challenger 65C | Muir-Hill 121 | Difference |
|---|---|---|---|
| Length | 232in | 156in | ▲ 65C+76 in · +49% |
| Width | 120in | 82in | ▲ 65C+38 in · +46% |
| Height | 128in | Not recorded | — |
| Operating Weight | 32,875lb | 10,700lb | ▲ 65C+22,175 lb · +207% |
Hydraulics
| Spec | Challenger 65C | Muir-Hill 121 | Difference |
|---|---|---|---|
| System Type | Closed center | Open Center | — |
| Steering Type | Not recorded | Power | — |
Hitch & Towing
| Spec | Challenger 65C | Muir-Hill 121 | Difference |
|---|---|---|---|
| Hitch Category | III/IV | Category 3 | — |
| Hitch Position | Rear | Not recorded | — |
Chassis & Drive
| Spec | Challenger 65C | Muir-Hill 121 | Difference |
|---|---|---|---|
| Chassis Type | Not recorded | 4x4 4WD | — |
| Drive Type | Not recorded | 4WD | — |
| Steering Type | Not recorded | Power | — |
Electrical
| Spec | Challenger 65C | Muir-Hill 121 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
Capacities
| Spec | Challenger 65C | Muir-Hill 121 | Difference |
|---|---|---|---|
| Coolant | 11gal | Not recorded | — |
Category context
Both models against the field
Engine Power
median 200 hpA · 64th percentile (285 hp)B · 47th percentile (120 hp)
Engine Displacement
median 468 ciA · 70th percentile (638 ci)B · 45th percentile (380 ci)
Cylinders
median 6A · 50th percentile (6)B · 50th percentile (6)
Forward Gears
median 10A · 50th percentile (10)B · 41st percentile (8)
Operating Weight
median 23,320 lbA · 68th percentile (32,875 lb)B · 35th percentile (10,700 lb)
A · 65CB · 121Median Crawler Tractor