
Head to head · Agricultural
Fiat 421R vs LS Rio R50

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LSModel B
LS Rio R50
Sub-Compact
- power
- 47 hp
- displacement
- 153 ci
- Cylinders
- 4
- Forward gears
- 16
FiatFiat 421R
vs
LSLS Rio R50
How they compare
Headline specs vs. the whole Agricultural
Engine Power
▲ Rio R50 higher · +7 hp (+18%)421R40 hp
Rio R5047 hp
Median Agricultural Tractor110 hp
421R is in the 6th percentile; Rio R50 is in the 8th · 1,028 models
Engine Displacement
▲ Rio R50 higher · +14 ci (+10%)421R139 ci
Rio R50153 ci
Median Agricultural Tractor336 ci
421R is in the 4th percentile; Rio R50 is in the 6th · 1,083 models
Cylinders
= Effectively tied421R4
Rio R504
Median Agricultural Tractor5.5
421R is in the 31st percentile; Rio R50 is in the 31st · 1,130 models
Forward Gears
▲ Rio R50 higher · +10 (+167%)421R6
Rio R5016
Median Agricultural Tractor16
421R is in the 11th percentile; Rio R50 is in the 50th · 972 models
421R (A)Rio R50 (B)Median Agricultural Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Fiat 421R | LS Rio R50 | Difference |
|---|---|---|---|
| Manufacturer | Fiat | LS | — |
| Model | 421R | Rio R50 | — |
| Category | Agricultural, Orchard/Vineyard | Sub-Compact | — |
Engine
| Spec | Fiat 421R | LS Rio R50 | Difference |
|---|---|---|---|
| Manufacturer | Fiat | Mitsubishi | — |
| Model | Not recorded | S4QL | — |
| Power Output | 40hp | 47hp | ▲ Rio R50+7 hp · +18% |
| Rated RPM | 2,300RPM | 2,600RPM | ▲ Rio R50+300 RPM · +13% |
| Cylinders | 4 | 4 | Same |
| Displacement | 139ci | 153ci | ▲ Rio R50+14 ci · +10% |
| Bore | 3.4in | 3.5in | ▲ Rio R50+0.1 in · +3% |
| Stroke | 3.9in | 4.1in | ▲ Rio R50+0.2 in · +5% |
Transmission
| Spec | Fiat 421R | LS Rio R50 | Difference |
|---|---|---|---|
| Type | Gear | Synchro shuttle | — |
Dimensions & Weight
| Spec | Fiat 421R | LS Rio R50 | Difference |
|---|---|---|---|
| Length | 114in | 126in | ▲ Rio R50+12 in · +11% |
| Width | 59.1in | Not recorded | — |
| Height | 53.2in | 96.3in | ▲ Rio R50+43.1 in · +81% |
| Operating Weight | 3,087lb | 3,583lb | ▲ Rio R50+496 lb · +16% |
Hydraulics
| Spec | Fiat 421R | LS Rio R50 | Difference |
|---|---|---|---|
| Steering Type | Manual | Hydrostatic power | — |
Hitch & Towing
| Spec | Fiat 421R | LS Rio R50 | Difference |
|---|---|---|---|
| Hitch Type | Not recorded | Category I | — |
| Hitch Category | Category 3 | Category 3 | Same |
Chassis & Drive
| Spec | Fiat 421R | LS Rio R50 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | 4x4 MFWD 4WD | — |
| Drive Type | 2WD | 4WD | — |
| Steering Type | Manual | Hydrostatic power | — |
Electrical
| Spec | Fiat 421R | LS Rio R50 | Difference |
|---|---|---|---|
| Starter Type | Electric | Not recorded | — |
Category context
Both models against the field
Engine Power
median 110 hpA · 6th percentile (40 hp)B · 8th percentile (47 hp)
Engine Displacement
median 336 ciA · 4th percentile (139 ci)B · 6th percentile (153 ci)
Cylinders
median 5.5A · 31st percentile (4)B · 31st percentile (4)
Forward Gears
median 16A · 11th percentile (6)B · 50th percentile (16)
Operating Weight
median 10,914 lbA · 2nd percentile (3,087 lb)B · 3rd percentile (3,583 lb)
A · 421RB · Rio R50Median Agricultural Tractor