Image not recorded
ChallengerModel A
Challenger MT645E
Agricultural
- power
- 243 hp
- displacement
- 513 ci
- Cylinders
- 6
- Forward gears
- Not recorded
Head to head · Agricultural
Challenger MT645E vs Challenger MT655B
Image not recorded
ChallengerModel B
Challenger MT655B
Agricultural
- power
- 260 hp
- displacement
- 513 ci
- Cylinders
- 6
- Forward gears
- Not recorded
ChallengerChallenger MT645E
vs
ChallengerChallenger MT655B
How they compare
Headline specs vs. the whole Agricultural
Engine Power
▲ MT655B higher · +17 hp (+7%)MT645E243 hp
MT655B260 hp
Median Agricultural Tractor110 hp
MT645E is in the 87th percentile; MT655B is in the 89th · 1,028 models
Engine Displacement
= Effectively tiedMT645E513 ci
MT655B513 ci
Median Agricultural Tractor336 ci
MT645E is in the 88th percentile; MT655B is in the 88th · 1,083 models
Cylinders
= Effectively tiedMT645E6
MT655B6
Median Agricultural Tractor5.5
MT645E is in the 74th percentile; MT655B is in the 74th · 1,130 models
Operating Weight
▲ MT645E higher · +5,120 lb (+26%)MT645E24,670 lb
MT655B19,550 lb
Median Agricultural Tractor10,914 lb
MT645E is in the 91st percentile; MT655B is in the 82nd · 971 models
MT645E (A)MT655B (B)Median Agricultural Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Challenger MT645E | Challenger MT655B | Difference |
|---|---|---|---|
| Manufacturer | Challenger | Challenger | Same |
| Model | MT645E | MT655B | — |
| Category | Agricultural | Agricultural | Same |
Engine
| Spec | Challenger MT645E | Challenger MT655B | Difference |
|---|---|---|---|
| Manufacturer | AGCO POWER | Sisu | — |
| Model | Not recorded | 84ETA | — |
| Power Output | 243hp | 260hp | ▲ MT655B+17 hp · +7% |
| Rated RPM | 2,100RPM | 2,200RPM | ▲ MT655B+100 RPM · +5% |
| Cylinders | 6 | 6 | Same |
| Displacement | 513ci | 513ci | Same |
| Bore | 4.4in | 4.4in | Same |
| Stroke | 5.7in | 5.7in | Same |
Transmission
| Spec | Challenger MT645E | Challenger MT655B | Difference |
|---|---|---|---|
| Type | Techstar CVT (Continuously Variable transmission) | continuously variable transmission (CVT) | — |
Dimensions & Weight
| Spec | Challenger MT645E | Challenger MT655B | Difference |
|---|---|---|---|
| Length | 219in | 206in | ▲ MT645E+13 in · +6% |
| Width | Not recorded | 118in | — |
| Height | 141in | 124in | ▲ MT645E+17 in · +14% |
| Operating Weight | 24,670lb | 19,550lb | ▲ MT645E+5,120 lb · +26% |
Hydraulics
| Spec | Challenger MT645E | Challenger MT655B | Difference |
|---|---|---|---|
| System Type | Closed center load sensing (CCLS) | pressure flow compensated (PFC) | — |
| Steering Type | Hydrostatic Power | Not recorded | — |
Hitch & Towing
| Spec | Challenger MT645E | Challenger MT655B | Difference |
|---|---|---|---|
| Hitch Type | Rear Hitch | Not recorded | — |
| Hitch Category | III / IVN | III | — |
| Hitch Position | Rear | Rear | Same |
Chassis & Drive
| Spec | Challenger MT645E | Challenger MT655B | Difference |
|---|---|---|---|
| Steering Type | Hydrostatic Power | Not recorded | — |
Electrical
| Spec | Challenger MT645E | Challenger MT655B | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
Capacities
| Spec | Challenger MT645E | Challenger MT655B | Difference |
|---|---|---|---|
| Coolant | Not recorded | 8.9gal | — |
Operator Station
| Spec | Challenger MT645E | Challenger MT655B | Difference |
|---|---|---|---|
| Type | Cab | Not recorded | — |
Category context
Both models against the field
Engine Power
median 110 hpA · 87th percentile (243 hp)B · 89th percentile (260 hp)
Engine Displacement
median 336 ciA · 88th percentile (513 ci)B · 88th percentile (513 ci)
Cylinders
median 5.5A · 74th percentile (6)B · 74th percentile (6)
Operating Weight
median 10,914 lbA · 91st percentile (24,670 lb)B · 82nd percentile (19,550 lb)
Length
median 173 inA · 89th percentile (219 in)B · 82nd percentile (206 in)
A · MT645EB · MT655BMedian Agricultural Tractor