Generac T20-S vs Generac PRO XC3000P

Last updated: November 2, 2026

The Generac PRO XC3000P rates 3.5 among 3 in and up gas water pumps; the Generac T20-S rates 3.3 among up to 2 in ones. The Generac T20-S costs $400 less ($1,199 vs $1,599).

Generac T20-S vs Generac PRO XC3000P

Prices were last checked November 2, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.

Scores side by side

These two sit in different size classes (3 in and up and up to 2 in), and each is scored against the reference points for its own class, so a rating says how well each does among its own size peers. How we rank explains each factor.

Factor weightGenerac PRO XC3000PGenerac T20-S
Overall rating3.5/53.3/5
Value 30%52 $4.57 per gpm ($1,599, 350 gpm)36 $6.48 per gpm ($1,199, 185 gpm)
Flow 15%75 350 gpm maximum71 185 gpm maximum
Head 10%50 90 ft maximum head63 98 ft maximum head
Solids 15%76 passes solids up to 1.2 in60 passes solids up to 1 in
Warranty 30%50 3-year warranty for home use50 3-year warranty for home use

Specifications

Generac PRO XC3000PGenerac T20-S
Pumping
TypeTrashTrash
Ports3 in2 in
Maximum flow350 gpm185 gpm
Maximum head90 ft98 ft
Suction lift26 ft26 ft
Largest solids1.2 in1 in
Engine and build
EngineGenerac G-Force OHC, 265 ccGenerac G-Force, 211 cc
Fuel tank2.9 gal3 gal
Runtime on a tank4.3 hr5 hr
Weight163 lb109.1 lb
Warranty3 years3 years

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