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Firman W03383 vs Honda EG2800i

Firman W03383 vs Honda EG2800i

Comparing the Firman W03383 and Honda EG2800i inverter generators. See how 3300 vs 2500 running watts, weight, runtime, and noise stack up for your needs.

  • Firman W03383
  • Honda EG2800i

Comparison Overview

Analysis by AJ Quick
Mechanical engineer and founder of RightGenerator

The Firman W03383 delivers 3300 running watts compared to the Honda EG2800i's 2500 running watts, giving it a meaningful 32% power advantage. That extra capacity matters if you're running multiple appliances simultaneously or need to handle higher-draw tools. Both are gasoline-powered inverter generators with clean power output suitable for sensitive electronics, and both carry a 3-year warranty.

The tradeoff for the Firman's extra power is size and noise. It weighs 91 lbs versus the Honda's 67.5 lbs, making the Honda noticeably easier to move around. The Honda also runs longer at quarter load, stretching to 11.9 hours compared to the Firman's 9 hours. On the noise front, the Firman is actually quieter at 58 dB versus the Honda's 62 dB, which is a surprising advantage given its larger output.

Buyers who need more power in a single unit and don't mind the extra weight will lean toward the Firman, while those who prioritize portability and Honda's well-known engine reliability may find the EG2800i a better fit for lighter-duty applications.

Key takeaways

  • Firman W03383 produces 3300 running watts, 32% more than the Honda's 2500 watts
  • Honda EG2800i weighs 67.5 lbs, nearly 24 pounds lighter than the 91 lb Firman
  • Firman runs quieter at 58 dB compared to the Honda's 62 dB noise level
  • Honda EG2800i delivers 11.9 hours at 25% load versus the Firman's 9 hours
  • Both are inverter generators with clean power safe for sensitive electronics
  • Both carry a 3-year warranty and run on gasoline

Best use cases

Choose the Firman W03383 if you need a portable inverter generator that can handle heavier loads. With 3300 running watts and 3650 starting watts, it can comfortably run a small window AC unit, a refrigerator, and several lights at the same time. It's a solid pick for home backup during power outages where you want to keep essential circuits running without constantly juggling what's plugged in. Job site users who need to power tools like a circular saw alongside a charger and work lights will also appreciate the headroom. At 58 dB, it's relatively quiet for its output class, so it won't be a nuisance to neighbors during an extended outage. The main compromise is its 91 lb weight, which means you'll want a wheeled frame or a buddy to help load it into a truck bed.

Choose the Honda EG2800i if portability and fuel efficiency are higher priorities than raw power. At 67.5 lbs, it's roughly 24 pounds lighter, making it far more practical for camping trips, tailgating, or any situation where you're loading and unloading frequently. Its 11.9-hour runtime at 25% load (and 8.7 hours at 50% load) means fewer fuel stops during overnight use. Honda's reputation for engine longevity and easy parts availability is also worth considering if you plan to keep this generator for many years. The 2500 running watts will handle a refrigerator, some lights, phone chargers, and a fan without issue, but you'll need to be more selective about what you run simultaneously. It's not the best choice if you anticipate powering high-draw appliances like air conditioners or large power tools.

Verdict & recommendation

If your priority is having enough power to run multiple household appliances or moderate power tools, the Firman W03383's 3300 running watts give it a clear edge, and its lower noise level is a nice bonus. If you value a lighter, more portable package with longer runtime per tank and trust Honda's track record for durability, the EG2800i is a compelling choice for lighter loads and mobile use.

Neither generator is objectively better. The right pick depends on whether you need more watts or more portability. For home backup and heavier workloads, the Firman earns its keep. For camping, RV supplemental power, and situations where you're carrying the generator by hand, the Honda's lighter weight and fuel efficiency make daily use far more pleasant.

Last updated April 28, 2026

  • Model W03383
    Model W03383

    Firman 3,300W Gas Generator

    3300W
    Running
    58 dB
    Noise
    View details
  • Model EG2800i
    Model EG2800i

    Honda 2,500W Gas Generator

    2500W
    Running
    62 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 @50%
h
Running watts by fuel
Shows how output changes across gasoline/propane/natural gas (when available).
Generator Specifications Comparison
SpecificationFirman W03383Honda EG2800i
General
Product type
Generator
Generator
Fuel
Gasoline
Gasoline
InverterYesYes
Parallel capableYesNo
RV readyYesNo
Running watts
Winner: Winner: 3300 W
2500 W
Starting watts
Winner: Winner: 3650 W
2800 W
Noise (lower limit)
Winner: Winner: 58 dB
62 dB
Weight
91 lbs
Winner: Winner: 67.5 lbs
Run time @50% load
Not available
Winner: Winner: 8.7 h
Run time @25% load
9 h
11.9 h
Fuel tank
1.8 gal
2.1 gal
Fuel gaugeNoYes
Approx. dimensions (L × W × H)
23.2 x 17.8 x 17.9
16.9 x 17.6 x 18.9
Electrical
Voltage (AC)
120
120
Voltage (DC)
12
Not available
GFCI outletsNoNo
Covered outletsYesYes
Automatic Voltage RegulationYesYes
THD
<3% %
3 %
Engine
Engine
193 cc Firman Max-Pro Series OHV 4-stroke, cast iron sleeve
186 cc Honda GC190LA 4-stroke.
Alternator
Not available
Not available
Starting system
Recoil, Electric, Remote
Recoil
Warranty
Warranty
3 years
3 years
Power by fuel
GasolineNot availableNot available
Running watts
3300 W
2500 W
Starting watts
3650 W
2800 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
8.7 h
Run time @25% load
9 h
11.9 h
Other
Data center
Not available
Not available
Indicators
true
true
Compliance
CARB, EPA
CARB, EPA, ANSI/PGMA G300-2023
Security
Not available
Not available
Spark arrestorYesYes
Neutral
Not available
Not available
UPC
840876133835
786102007399
Core / High-priority specs
Running Watts (Gasoline)
3300
2500
Starting Watts (Gasoline)
3650
2800
Runtime @ 50% Load (Gasoline)
Not available
8.7
Runtime @ 25% Load (Gasoline)
9
11.9
AC Outlet Types
1x Duplex 120V 20A (5-20R)1x 120V 30A (TT-30R)
1x Duplex 120V 20A (5-20R); 1x 120V 30A (L5-30R)
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
OHV 4-stroke
4-stroke
Engine Displacement
193
186
Cylinder Sleeve
cast iron sleeve
Not available
Engine Oil Type
Not available
10W-30
Runtime & fuel system
Runtime @ 25% Load (Gasoline)
9
11.9
Runtime @ 50% Load (Gasoline)
Not available
8.7
Safety & compliance
Overload Protection System
Not available
Low oil and overload protection
Low Oil ProtectionYesYes
Carbon Monoxide MonitoringNoYes
Included equipment
Included Accessories
Oil, funnel, tool kit, key fob, battery charger, battery charging cables, and battery
Not available
Warranty & identification
Part Number
Not available
EG2800iAN, EG2800iAG
Additional specs
Summary
The Firman W03383 is a 3300-watt inverter generator built around a 193cc OHV 4-stroke engine with a cast iron sleeve. At this wattage, it can run a refrigerator, microwave, and several lights simultaneously, or power essential household circuits during an outage. The inverter technology keeps total harmonic distortion below 3%, which protects laptops, smartphones, and other sensitive electronics from voltage spikes. This unit bridges the gap between lightweight portables and mid-range backup power, making it useful for both recreational trips and emergency home backup.
The Honda EG2800i is a 2800-watt inverter generator designed for reliable home backup power, featuring advanced inverter technology for clean power suitable for sensitive electronics, and a lightweight, portable design.
  • Most Powerful
    Firman W03383
    3300W running
  • Quietest
    Firman W03383
    58 dB
  • Longest Runtime
    Honda EG2800i
    8.7h at 50% load
Where to buy
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Firman W03383
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Honda EG2800i
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