ChallengerModel A
Challenger MT655D
Agricultural
- power
- 277 hp
- displacement
- 514 ci
- Cylinders
- 6
- Forward gears
- Not recorded
Head to head · Agricultural
Challenger MT655D vs John Deere 8520T
Image not recorded
John DeereModel B
John Deere 8520T
Crawler
- power
- 256 hp
- displacement
- 496 ci
- Cylinders
- 6
- Forward gears
- 16
ChallengerChallenger MT655D
vs
John DeereJohn Deere 8520T
How they compare
Headline specs vs. the whole Agricultural
Engine Power
▲ MT655D higher · +21 hp (+8%)MT655D277 hp
8520T256 hp
Median Agricultural Tractor110 hp
MT655D is in the 91st percentile; 8520T is in the 88th · 1,028 models
Engine Displacement
▲ MT655D higher · +18 ci (+4%)MT655D514 ci
8520T496 ci
Median Agricultural Tractor336 ci
MT655D is in the 88th percentile; 8520T is in the 84th · 1,083 models
Cylinders
= Effectively tiedMT655D6
8520T6
Median Agricultural Tractor5.5
MT655D is in the 74th percentile; 8520T is in the 74th · 1,130 models
Operating Weight
▲ 8520T higher · +1,915 lb (+8%)MT655D25,365 lb
8520T27,280 lb
Median Agricultural Tractor10,914 lb
MT655D is in the 92nd percentile; 8520T is in the 93rd · 971 models
MT655D (A)8520T (B)Median Agricultural Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Challenger MT655D | John Deere 8520T | Difference |
|---|---|---|---|
| Manufacturer | Challenger | John Deere | — |
| Model | MT655D | 8520T | — |
| Category | Agricultural | Crawler, Agricultural | — |
Engine
| Spec | Challenger MT655D | John Deere 8520T | Difference |
|---|---|---|---|
| Manufacturer | Sisu Diesel | John Deere | — |
| Model | AGCO Power | Not recorded | — |
| Power Output | 277hp | 256hp | ▲ MT655D+21 hp · +8% |
| Rated RPM | 1,950RPM | 2,179RPM | ▲ 8520T+229 RPM · +12% |
| Cylinders | 6 | 6 | Same |
| Displacement | 514ci | 496ci | ▲ MT655D+18 ci · +4% |
| Bore | 4.4in | 4.6in | ▲ 8520T+0.2 in · +5% |
| Stroke | 5.7in | 5.1in | ▲ MT655D+0.6 in · +12% |
Transmission
| Spec | Challenger MT655D | John Deere 8520T | Difference |
|---|---|---|---|
| Type | Techstar CVT continuously variable transmission | Full power shift | — |
Dimensions & Weight
| Spec | Challenger MT655D | John Deere 8520T | Difference |
|---|---|---|---|
| Length | 216in | 207in | ▲ MT655D+9 in · +4% |
| Width | Not recorded | 120in | — |
| Height | 141in | 123in | ▲ MT655D+18 in · +15% |
| Wheelbase | 122in | Not recorded | — |
| Operating Weight | 25,365lb | 27,280lb | ▲ 8520T+1,915 lb · +8% |
Hydraulics
| Spec | Challenger MT655D | John Deere 8520T | Difference |
|---|---|---|---|
| System Type | Closed center load sensing (CCLS) | Closed center pressure-flow compensated (PFC) | — |
| Steering Type | Hydrostatic power | Electro-hydraulic power | — |
Power Take-off (PTO)
| Spec | Challenger MT655D | John Deere 8520T | Difference |
|---|---|---|---|
| Type | Not recorded | Independent with hydraulic wet disc clutch | — |
| Speed 1 | Not recorded | 1,000rpm | — |
Tires
| Spec | Challenger MT655D | John Deere 8520T | Difference |
|---|---|---|---|
| Front Tire Size | 600/65R34 | Not recorded | — |
| Rear Tire Size | 710/75R42 | Not recorded | — |
Hitch & Towing
| Spec | Challenger MT655D | John Deere 8520T | Difference |
|---|---|---|---|
| Hitch Category | III | III/IIIN | — |
| Hitch Position | Not recorded | Rear | — |
| Hitch Capacity | 17,850lb | 16,520lb | ▲ MT655D+1,330 lb · +8% |
Chassis & Drive
| Spec | Challenger MT655D | John Deere 8520T | Difference |
|---|---|---|---|
| Chassis Type | 4x4 | Crawler | — |
| Drive Type | 4WD | Track | — |
| Steering Type | Hydrostatic power | Electro-hydraulic power | — |
| Brake Type | Multiple wet disc hydraulically operated by two foot pedals that can be locked together | Hydraulic wet disc | — |
Electrical
| Spec | Challenger MT655D | John Deere 8520T | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
Emissions
| Spec | Challenger MT655D | John Deere 8520T | Difference |
|---|---|---|---|
| Control System | Diesel exhaust fluid (DEF) 32% aqueous urea solution | Not recorded | — |
Capacities
| Spec | Challenger MT655D | John Deere 8520T | Difference |
|---|---|---|---|
| Coolant | Not recorded | 9gal | — |
Operator Station
| Spec | Challenger MT655D | John Deere 8520T | Difference |
|---|---|---|---|
| Type | Cab | Cab | Same |
Category context
Both models against the field
Engine Power
median 110 hpA · 91st percentile (277 hp)B · 88th percentile (256 hp)
Engine Displacement
median 336 ciA · 88th percentile (514 ci)B · 84th percentile (496 ci)
Cylinders
median 5.5A · 74th percentile (6)B · 74th percentile (6)
Operating Weight
median 10,914 lbA · 92nd percentile (25,365 lb)B · 93rd percentile (27,280 lb)
Length
median 173 inA · 88th percentile (216 in)B · 83rd percentile (207 in)
A · MT655DB · 8520TMedian Agricultural Tractor