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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 MT655C SCR
Image not recorded
ChallengerModel B
Challenger MT655C SCR
Agricultural
- power
- 234 hp
- displacement
- 513 ci
- Cylinders
- 6
- Forward gears
- Not recorded
ChallengerChallenger MT645E
vs
ChallengerChallenger MT655C SCR
How they compare
Headline specs vs. the whole Agricultural
Engine Power
▲ MT645E higher · +9 hp (+4%)MT645E243 hp
MT655C SCR234 hp
Median Agricultural Tractor110 hp
MT645E is in the 87th percentile; MT655C SCR is in the 86th · 1,028 models
Engine Displacement
= Effectively tiedMT645E513 ci
MT655C SCR513 ci
Median Agricultural Tractor336 ci
MT645E is in the 88th percentile; MT655C SCR is in the 88th · 1,083 models
Cylinders
= Effectively tiedMT645E6
MT655C SCR6
Median Agricultural Tractor5.5
MT645E is in the 74th percentile; MT655C SCR is in the 74th · 1,130 models
Operating Weight
▲ MT655C SCR higher · +1,125 lb (+5%)MT645E24,670 lb
MT655C SCR25,795 lb
Median Agricultural Tractor10,914 lb
MT645E is in the 91st percentile; MT655C SCR is in the 93rd · 971 models
MT645E (A)MT655C SCR (B)Median Agricultural Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Challenger MT645E | Challenger MT655C SCR | Difference |
|---|---|---|---|
| Manufacturer | Challenger | Challenger | Same |
| Model | MT645E | MT655C SCR | — |
| Category | Agricultural | Agricultural | Same |
Engine
| Spec | Challenger MT645E | Challenger MT655C SCR | Difference |
|---|---|---|---|
| Manufacturer | AGCO POWER | Sisu Diesel | — |
| Model | Not recorded | 84CTA | — |
| Power Output | 243hp | 234hp | ▲ MT645E+9 hp · +4% |
| Rated RPM | 2,100RPM | 2,200RPM | ▲ MT655C SCR+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 MT655C SCR | Difference |
|---|---|---|---|
| Type | Techstar CVT (Continuously Variable transmission) | continuously variable transmission (CVT) | — |
Dimensions & Weight
| Spec | Challenger MT645E | Challenger MT655C SCR | Difference |
|---|---|---|---|
| Length | 219in | 223in | ▲ MT655C SCR+4 in · +2% |
| Height | 141in | 133in | ▲ MT645E+8 in · +6% |
| Operating Weight | 24,670lb | 25,795lb | ▲ MT655C SCR+1,125 lb · +5% |
Hydraulics
| Spec | Challenger MT645E | Challenger MT655C SCR | Difference |
|---|---|---|---|
| System Type | Closed center load sensing (CCLS) | Closed Center | — |
| Steering Type | Hydrostatic Power | Not recorded | — |
Hitch & Towing
| Spec | Challenger MT645E | Challenger MT655C SCR | Difference |
|---|---|---|---|
| Hitch Type | Rear Hitch | Not recorded | — |
| Hitch Category | III / IVN | Not recorded | — |
| Hitch Position | Rear | Not recorded | — |
Chassis & Drive
| Spec | Challenger MT645E | Challenger MT655C SCR | Difference |
|---|---|---|---|
| Steering Type | Hydrostatic Power | Not recorded | — |
Electrical
| Spec | Challenger MT645E | Challenger MT655C SCR | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric Starter | — |
Operator Station
| Spec | Challenger MT645E | Challenger MT655C SCR | Difference |
|---|---|---|---|
| Type | Cab | Not recorded | — |
Category context
Both models against the field
Engine Power
median 110 hpA · 87th percentile (243 hp)B · 86th percentile (234 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 · 93rd percentile (25,795 lb)
Length
median 173 inA · 89th percentile (219 in)B · 91st percentile (223 in)
A · MT645EB · MT655C SCRMedian Agricultural Tractor