ChallengerModel A
Challenger 65C
Crawler
- power
- 285 hp
- displacement
- 638 ci
- Cylinders
- 6
- Forward gears
- 10
Head to head · Crawler
Challenger 65C vs Kirovets K-744R4
KirovetsModel B
Kirovets K-744R4
Utility
- power
- 420 hp
- displacement
- 1,052 ci
- Cylinders
- 8
- Forward gears
- 16
ChallengerChallenger 65C
vs
KirovetsKirovets K-744R4
How they compare
Headline specs vs. the whole Crawler
Engine Power
▲ K-744R4 higher · +135 hp (+47%)65C285 hp
K-744R4420 hp
Median Crawler Tractor200 hp
65C is in the 64th percentile; K-744R4 is in the 77th · 142 models
Engine Displacement
▲ K-744R4 higher · +414 ci (+65%)65C638 ci
K-744R41,052 ci
Median Crawler Tractor468 ci
65C is in the 70th percentile; K-744R4 is in the 97th · 191 models
Cylinders
▲ K-744R4 higher · +2 (+33%)65C6
K-744R48
Median Crawler Tractor6
65C is in the 50th percentile; K-744R4 is in the 98th · 192 models
Forward Gears
▲ K-744R4 higher · +6 (+60%)65C10
K-744R416
Median Crawler Tractor10
65C is in the 50th percentile; K-744R4 is in the 69th · 179 models
65C (A)K-744R4 (B)Median Crawler Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Challenger 65C | Kirovets K-744R4 | Difference |
|---|---|---|---|
| Manufacturer | Challenger | Kirovets | — |
| Model | 65C | K-744R4 | — |
| Category | Crawler | Utility | — |
Engine
| Spec | Challenger 65C | Kirovets K-744R4 | Difference |
|---|---|---|---|
| Manufacturer | Caterpillar | YaMZ | — |
| Model | 3306 DITA | 8481.10-04 | — |
| Power Output | 285hp | 420hp | ▲ K-744R4+135 hp · +47% |
| Rated RPM | 2,100RPM | 1,900RPM | ▲ 65C+200 RPM · +11% |
| Cylinders | 6 | 8 | ▲ K-744R4+2 · +33% |
| Displacement | 638ci | 1,052ci | ▲ K-744R4+414 ci · +65% |
| Bore | 4.8in | 5.5in | ▲ K-744R4+0.7 in · +15% |
| Stroke | 6in | 5.5in | ▲ 65C+0.5 in · +9% |
Transmission
| Spec | Challenger 65C | Kirovets K-744R4 | Difference |
|---|---|---|---|
| Type | Full power shift | Four-speed power shift | — |
Dimensions & Weight
| Spec | Challenger 65C | Kirovets K-744R4 | Difference |
|---|---|---|---|
| Length | 232in | 289in | ▲ K-744R4+57 in · +25% |
| Width | 120in | 113in | ▲ 65C+7 in · +6% |
| Height | 128in | 153in | ▲ K-744R4+25 in · +20% |
| Operating Weight | 32,875lb | 36,160lb | ▲ K-744R4+3,285 lb · +10% |
Hydraulics
| Spec | Challenger 65C | Kirovets K-744R4 | Difference |
|---|---|---|---|
| System Type | Closed center | Not recorded | — |
| Steering Type | Not recorded | Articulated power | — |
Hitch & Towing
| Spec | Challenger 65C | Kirovets K-744R4 | Difference |
|---|---|---|---|
| Hitch Category | III/IV | IV | — |
| Hitch Position | Rear | Rear | Same |
Chassis & Drive
| Spec | Challenger 65C | Kirovets K-744R4 | Difference |
|---|---|---|---|
| Chassis Type | Not recorded | 4x4 articulated 4WD | — |
| Drive Type | Not recorded | 4WD | — |
| Steering Type | Not recorded | Articulated power | — |
Electrical
| Spec | Challenger 65C | Kirovets K-744R4 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
Capacities
| Spec | Challenger 65C | Kirovets K-744R4 | Difference |
|---|---|---|---|
| Coolant | 11gal | Not recorded | — |
Category context
Both models against the field
Engine Power
median 200 hpA · 64th percentile (285 hp)B · 77th percentile (420 hp)
Engine Displacement
median 468 ciA · 70th percentile (638 ci)B · 97th percentile (1,052 ci)
Cylinders
median 6A · 50th percentile (6)B · 98th percentile (8)
Forward Gears
median 10A · 50th percentile (10)B · 69th percentile (16)
Operating Weight
median 23,320 lbA · 68th percentile (32,875 lb)B · 77th percentile (36,160 lb)
A · 65CB · K-744R4Median Crawler Tractor