David BrownModel A
David Brown 25
Lawn and Garden
- power
- 29.1 hp
- displacement
- 154 ci
- Cylinders
- 4
- Forward gears
- 6
Head to head · Lawn and Garden
David Brown 25 vs David Brown 30TD
Image not recorded
David BrownModel B
David Brown 30TD
Agricultural
- power
- 36 hp
- displacement
- 165 ci
- Cylinders
- 4
- Forward gears
- 6
David BrownDavid Brown 25
vs
David BrownDavid Brown 30TD
How they compare
Headline specs vs. the whole Lawn and Garden
Engine Power
▲ 30TD higher · +6.9 hp (+24%)2529.1 hp
30TD36 hp
Median Lawn and Garden Tractor18 hp
25 is in the 92nd percentile; 30TD is in the 97th · 380 models
Engine Displacement
▲ 30TD higher · +11 ci (+7%)25154 ci
30TD165 ci
Median Lawn and Garden Tractor41.1 ci
25 is in the 98th percentile; 30TD is in the 98th · 366 models
Cylinders
= Effectively tied254
30TD4
Median Lawn and Garden Tractor2
25 is in the 97th percentile; 30TD is in the 97th · 376 models
Forward Gears
= Effectively tied256
30TD6
Median Lawn and Garden Tractor6
25 is in the 50th percentile; 30TD is in the 50th · 152 models
25 (A)30TD (B)Median Lawn and Garden Tractor
Full comparison
Every spec, side by side
General Information
| Spec | David Brown 25 | David Brown 30TD | Difference |
|---|---|---|---|
| Manufacturer | David Brown | David Brown | Same |
| Model | 25 | 30TD | — |
| Category | Lawn and Garden | Agricultural | — |
Engine
| Spec | David Brown 25 | David Brown 30TD | Difference |
|---|---|---|---|
| Manufacturer | David Brown | David Brown | Same |
| Model | 2.5L 4-cyl | Not recorded | — |
| Power Output | 29.1hp | 36hp | ▲ 30TD+6.9 hp · +24% |
| Rated RPM | 2,000RPM | 1,800RPM | ▲ 25+200 RPM · +11% |
| Cylinders | 4 | 4 | Same |
| Displacement | 154ci | 165ci | ▲ 30TD+11 ci · +7% |
| Bore | 3.5in | 3.6in | ▲ 30TD+0.1 in · +3% |
| Stroke | 4in | 4in | Same |
Transmission
| Spec | David Brown 25 | David Brown 30TD | Difference |
|---|---|---|---|
| Type | Gear | Gear type with dry disc clutch | — |
Dimensions & Weight
| Spec | David Brown 25 | David Brown 30TD | Difference |
|---|---|---|---|
| Length | 113in | 113in | Same |
| Width | Not recorded | 63in | — |
| Height | Not recorded | 56in | — |
| Operating Weight | 4,335lb | 8,091lb | ▲ 30TD+3,756 lb · +87% |
Hydraulics
| Spec | David Brown 25 | David Brown 30TD | Difference |
|---|---|---|---|
| Steering Type | Manual | Not recorded | — |
Chassis & Drive
| Spec | David Brown 25 | David Brown 30TD | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | Crawler | — |
| Drive Type | 2WD | Crawler Drive | — |
| Steering Type | Manual | Not recorded | — |
Electrical
| Spec | David Brown 25 | David Brown 30TD | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
Capacities
| Spec | David Brown 25 | David Brown 30TD | Difference |
|---|---|---|---|
| Coolant | Not recorded | 4.2gal | — |
Operator Station
| Spec | David Brown 25 | David Brown 30TD | Difference |
|---|---|---|---|
| Type | Not recorded | Open operator station | — |
Category context
Both models against the field
Engine Power
median 18 hpA · 92nd percentile (29.1 hp)B · 97th percentile (36 hp)
Engine Displacement
median 41.1 ciA · 98th percentile (154 ci)B · 98th percentile (165 ci)
Cylinders
median 2A · 97th percentile (4)B · 97th percentile (4)
Forward Gears
median 6A · 50th percentile (6)B · 50th percentile (6)
Operating Weight
median 738 lbA · 98th percentile (4,335 lb)B · 99th percentile (8,091 lb)
A · 25B · 30TDMedian Lawn and Garden Tractor