Image not recorded
ChallengerModel A
Challenger MT645C
Utility
- power
- 242 hp
- displacement
- 513 ci
- Cylinders
- 6
- Forward gears
- Not recorded
Head to head · Utility
Challenger MT645C vs Challenger MT755E
Image not recorded
ChallengerModel B
Challenger MT755E
Utility
- power
- 326 hp
- displacement
- 599 ci
- Cylinders
- 7
- Forward gears
- 16
ChallengerChallenger MT645C
vs
ChallengerChallenger MT755E
How they compare
Headline specs vs. the whole Utility
Engine Power
▲ MT755E higher · +84 hp (+35%)MT645C242 hp
MT755E326 hp
Median Utility Tractor55 hp
MT645C is in the 96th percentile; MT755E is in the 97th · 5,383 models
Engine Displacement
▲ MT755E higher · +86 ci (+17%)MT645C513 ci
MT755E599 ci
Median Utility Tractor183 ci
MT645C is in the 94th percentile; MT755E is in the 95th · 5,580 models
Cylinders
▲ MT755E higher · +1 (+17%)MT645C6
MT755E7
Median Utility Tractor4
MT645C is in the 93rd percentile; MT755E is in the 98th · 5,720 models
Operating Weight
▲ MT755E higher · +7,440 lb (+29%)MT645C25,795 lb
MT755E33,235 lb
Median Utility Tractor5,303 lb
MT645C is in the 96th percentile; MT755E is in the 98th · 5,107 models
MT645C (A)MT755E (B)Median Utility Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Challenger MT645C | Challenger MT755E | Difference |
|---|---|---|---|
| Manufacturer | Challenger | Challenger | Same |
| Model | MT645C | MT755E | — |
| Category | Utility | Utility | Same |
Engine
| Spec | Challenger MT645C | Challenger MT755E | Difference |
|---|---|---|---|
| Manufacturer | AGCO | AGCO POWER | — |
| Model | Sisu Diesel (Serial No. T00767) | Not recorded | — |
| Power Output | 242hp | 326hp | ▲ MT755E+84 hp · +35% |
| Rated RPM | 2,200RPM | 1,800RPM | ▲ MT645C+400 RPM · +22% |
| Cylinders | 6 | 7 | ▲ MT755E+1 · +17% |
| Displacement | 513ci | 599ci | ▲ MT755E+86 ci · +17% |
| Bore | 4.4in | 4.4in | Same |
| Stroke | 5.7in | 5.7in | Same |
Transmission
| Spec | Challenger MT645C | Challenger MT755E | Difference |
|---|---|---|---|
| Type | Continuously variable transmission | Selective gear fixed ratio with full range operator-controlled power shift | — |
Dimensions & Weight
| Spec | Challenger MT645C | Challenger MT755E | Difference |
|---|---|---|---|
| Length | 223in | Not recorded | — |
| Width | Not recorded | 34in | — |
| Height | 133in | Not recorded | — |
| Operating Weight | 25,795lb | 33,235lb | ▲ MT755E+7,440 lb · +29% |
Hydraulics
| Spec | Challenger MT645C | Challenger MT755E | Difference |
|---|---|---|---|
| System Type | Closed center load sensing | Closed-center pressure-flow compensated (PFC) | — |
| Steering Type | Not recorded | Electro-hydraulic differential | — |
Hitch & Towing
| Spec | Challenger MT645C | Challenger MT755E | Difference |
|---|---|---|---|
| Hitch Type | Three-Point Hitch | Category IVN/III | — |
| Hitch Category | III | Category 3 | — |
| Hitch Position | Rear | Rear | Same |
| Hitch Capacity | 26,460lb | 17,263lb | ▲ MT645C+9,197 lb · +53% |
Chassis & Drive
| Spec | Challenger MT645C | Challenger MT755E | Difference |
|---|---|---|---|
| Steering Type | Not recorded | Electro-hydraulic differential | — |
| Brake Type | Not recorded | Wet multiple disc hydraulically actuated by foot pedal | — |
Electrical
| Spec | Challenger MT645C | Challenger MT755E | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
Category context
Both models against the field
Engine Power
median 55 hpA · 96th percentile (242 hp)B · 97th percentile (326 hp)
Engine Displacement
median 183 ciA · 94th percentile (513 ci)B · 95th percentile (599 ci)
Cylinders
median 4A · 93rd percentile (6)B · 98th percentile (7)
Operating Weight
median 5,303 lbA · 96th percentile (25,795 lb)B · 98th percentile (33,235 lb)
3-Point Hitch Capacity
median 3,197 lbA · 99th percentile (26,460 lb)B · 97th percentile (17,263 lb)
A · MT645CB · MT755EMedian Utility Tractor