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Firman W01682 vs Westinghouse iGen2550c

Firman W01682 vs Westinghouse iGen2550c

Compare two quiet inverter generators: iGen2550c adds more surge power and longer runtime, while Firman W01682 is a solid, slightly heavier value.

  • Firman W01682
  • Westinghouse iGen2550c

Comparison Overview

The biggest real world difference is usable headroom and how long you can run between fill ups. The Westinghouse iGen2550c delivers 1800 running watts and 2550 starting watts, giving it more cushion for startup spikes from small appliances and power tools than the Firman W01682 at 1600 running watts and 2000 starting watts.

If quiet matters, both are campground friendly inverter models, but the Westinghouse is rated a touch quieter at 52 dB versus 54 dB for the Firman. Runtime also favors the Westinghouse, with 11.5 hours at 25% load compared with 9 hours for the Firman, which can mean one less refuel over an overnight stretch.

Portability is close, yet the Westinghouse is easier to move at 40 lb versus 45.9 lb for the Firman. Both run on gasoline, both are inverter generators suited for sensitive electronics, and both include a 3 year warranty. Pick the Westinghouse if you want more surge power and longer run time, or the Firman if you are satisfied with lower watt needs and want a straightforward, proven option.

Key takeaways

  • Westinghouse iGen2550c offers 2550 starting watts vs Firman W01682 at 2000.
  • Westinghouse iGen2550c runs 11.5 hours at 25% load, Firman runs 9 hours.
  • Both are gasoline inverter generators, suitable for sensitive electronics and quiet use.
  • Westinghouse iGen2550c is lighter at 40 lb, Firman W01682 weighs 45.9 lb.
  • Noise ratings are close, Westinghouse at 52 dB and Firman at 54 dB.
  • Both include a 3 year warranty for comparable long term coverage.

Best use cases

Choose the Firman W01682 if you want a compact inverter generator for lighter duty needs and you know your loads stay modest. Its 1600 running watts is a good fit for charging batteries, running lights, a router, a TV, and small kitchen appliances one at a time. For camping and tailgating, the 54 dB rating is still very quiet in practical terms, and the 9 hour runtime at 25% load can cover an evening plus morning coffee if you are not pushing it hard. The tradeoff is less startup headroom, so it is easier to trip overload if you try to start higher surge devices (some microwaves, small air compressors, or a fridge plus other loads at the same time). It is also a bit heavier at 45.9 lb, which matters if you lift it in and out of a vehicle often.

Choose the Westinghouse iGen2550c if you want more flexibility for real world startup spikes and longer stretches between refueling. The jump to 2550 starting watts and 1800 running watts helps when a device kicks on, like a refrigerator compressor, a small power tool, or a higher draw kitchen appliance, especially if you are also charging phones and running lights. It is also slightly quieter at 52 dB and easier to carry at 40 lb, which is noticeable for frequent camping trips, RV weekends, or moving it around the house during an outage. The main tradeoff is that it is still a small inverter class generator, so it is not intended to run central air or multiple big appliances at once, and you will still need to manage loads thoughtfully.

Verdict & recommendation

If your priority is maximum headroom for startup surges and fewer refueling stops, the Westinghouse iGen2550c is the more accommodating choice with 2550 starting watts and 11.5 hours at 25% load. If your priority is covering simpler, low draw needs with a quiet inverter generator and you are confident your devices stay within 1600 running watts, the Firman W01682 remains a sensible pick.

Both are gasoline inverter generators with similar quiet operation and the same 3 year warranty, so the decision mostly comes down to how often you expect surge loads and how much you value lighter weight and longer runtime. Match the generator to your typical appliances, not your best case scenario.

Last updated February 16, 2026

  • Model W01682
    Model W01682

    Firman 1,600W Gas Generator

    1600W
    Running
    54 dB
    Noise
    View details
  • Model iGen2550c
    Model iGen2550c

    Westinghouse 1,800W Gas Generator

    1800W
    Running
    52 dB
    Noise
    View details
Quick charts
Each chart uses its own Y-axis scale (so numbers are comparable within a chart).
Running watts
W
Starting watts
W
Noise
dB
Runtime @25%
h
Running watts by fuel
Shows how output changes across gasoline/propane/natural gas (when available).
Generator Specifications Comparison
SpecificationFirman W01682Westinghouse iGen2550c
General
Product type
Generator
Generator
Fuel
Gasoline
Gasoline
InverterYesYes
Parallel capableYesYes
RV readyNoYes
Running watts
1600 W
Winner: Winner: 1800 W
Starting watts
2000 W
Winner: Winner: 2550 W
Noise (lower limit)
54 dB
Winner: Winner: 52 dB
Weight
45.9 lbs
Winner: Winner: 40 lbs
Run time @50% load
Not available
Not available
Run time @25% load
9 h
Winner: Winner: 11.5 h
Fuel tank
0.9 gal
1.11 gal
Fuel gaugeNoYes
Approx. dimensions (L × W × H)
20 x 12.1 x 16.7
18.5 x 11 x 18
Electrical
Voltage (AC)
120V 60 Hz
120
Voltage (DC)
5
5
GFCI outletsNoNo
Covered outletsYesYes
Automatic Voltage RegulationYesYes
THD
3 %
<3% %
Engine
Engine
80 cc OHV 4-stroke, Cast iron sleeve
80 cc OHV 4-stroke engine
Alternator
Not available
Not available
Starting system
Recoil
Recoil
Warranty
Warranty
3 years
3 years
Power by fuel
GasolineNot availableNot available
Running watts
1600 W
1800 W
Starting watts
2000 W
2550 W
Running amps (120V)
Not available
Not available
Running amps (240V)
Not available
Not available
Peak amps (120V)
Not available
Not available
Peak amps (240V)
Not available
Not available
Run time @50% load
Not available
Not available
Run time @25% load
9 h
11.5 h
Other
Data center
Not available
Not available
Indicators
true
true
Compliance
CARB, EPA
CARB, EPA
Security
Not available
Not available
Spark arrestorYesYes
Neutral
Floating
Not available
UPC
840876116821
850032657020
Core / High-priority specs
Running Watts (Gasoline)
1600
1800
Starting Watts (Gasoline)
2000
2550
Runtime @ 25% Load (Gasoline)
9
11.5
AC Outlet Types
1x 120V 20A (5-20R) 1x 120V 30A (L5-30R)
1x Duplex 120V 20A (5-20R); 1x 120V 30A (TT-30R)
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
80 cc OHV 4-stroke
OHV 4-stroke
Engine Displacement
80
80
Cylinder Sleeve
Cast iron sleeve
Not available
Runtime & fuel system
Runtime @ 25% Load (Gasoline)
9
11.5
Safety & compliance
Overload Protection System
Low oil and overload protection
Not available
Low Oil ProtectionYesYes
Carbon Monoxide MonitoringNoYes
Included equipment
Included Accessories
Oil, funnel, tool kit, RV adapter, and parallel cables
Oil, funnel, tool kit, and parallel cables
Additional specs
Summary
The Firman W01682 is a 1600-watt inverter generator built for users who need portable power without sacrificing clean electricity. At 1600 running watts and 2000 peak watts, this unit handles mid-range loads like power tools, small air compressors, and multiple household devices simultaneously. The 3 percent THD output means laptops, phones, and sensitive electronics run safely. Weighing just 45.9 pounds with dimensions of 20 by 12.1 by 16.7 inches, the W01682 fits in car trunks and storage closets. It runs on gasoline, a fuel type available at every gas station, making refueling straightforward during camping trips, job site work, or emergency backup situations.
The Westinghouse iGen2550c is a portable inverter generator producing 2,550 peak watts and 1,800 running watts, ideal for home backup and recreational use. It features a compact design, quiet operation, and is equipped with a CO sensor for safety.
  • Most Powerful
    Westinghouse iGen2550c
    1800W running
  • Quietest
    Westinghouse iGen2550c
    52 dB
  • Longest Runtime
    h at 50% load
Where to buy
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Firman W01682
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Westinghouse iGen2550c
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