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Roper T622 RT-16 vs Roper T633 RT-16T Hydro
Verdict: Roper T622 RT-16 vs Roper T633 RT-16T Hydro
The Roper T622 RT-16 and the Roper T633 RT-16T Hydro are both lawn tractors — here is how they stack up on the figures that matter. Both are rated at the same 16 hp. Roper T633 RT-16T Hydro is the newer design (1974 vs 1973). Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.
Tune the fit score
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Fit & specs
Roper
62
Fit score
Best match
Clear
Roper
62
Fit score
Best match
Clear
Rated power
16 hp
16 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
RoperReference
RoperReference
air-cooled horizontal-shaftReference
air-cooled horizontal-shaft opposed twinReference
Engine
Fuel tank
9.5 LReference
9.5 LReference
Displacement
32.4 ciReference
40.3 ciReference
Bore/Stroke
90 x 83 mmReference
79 x 67 mmReference
Power (gross)
11.9 kWReference
11.9 kWReference
Starter
electricReference
electricReference
Starter volts
12Reference
12Reference
Transmission
Transmission
RoperReference
—
Gears
6 forward and 2 reverseReference
infinite forward and reverseReference
PTO & Hydraulics
Type
belt-driven gearReference
belt-driven hydrostaticReference
Dimensions
Wheelbase
110 cmReference
—
Front tire
16x6.50-8Reference
16x6.50-8Reference
Rear tire
23x9.50-12Reference
23x10.50-12Reference
Lawn/turf front
16x6.50-8Reference
16x6.50-8Reference
Lawn/turf rear
23x9.50-12Reference
23x10.50-12Reference
Length
165 cmReference
—
Width
100 cmReference
—
Height
92 cmReference
—
Roper T622 attachments
Electrical
Ground
negativeReference
negativeReference
Battery volts
12Reference
12Reference
Attachment overview
Variants
T632
—
gearReference
T633
—
hydroReference
Roper T633 attachments
Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.