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ReaLoad Engineering Benchmark

Honda EU3200i vs. Predator 3500 Inverter

Fuel Benchmark:
Elevation:

ReaLoad Technical Verdict & Engineering Dossier

Motor Surge & HVAC Starting

Honda EU3200i delivers 3,200W surge, sufficient for a 3.5-Ton central A/C with soft-starter. Inverters under 7,500W surge will trip breaker overcurrent protection on direct compressor starts.

72-Hour Fuel Logistics

At 50% load over 72 hours, continuous gasoline generators consume ~56 gallons (11x 5-gallon cans). Direct utility Natural Gas hookup eliminates fuel storage degradation, winter freezing, and gas station queues.

NEC 250.20 Neutral Bonding

Honda has factory floating neutral, safely compliant with 3-pole transfer switches and manual panel interlocks without ground loop faults.

Natural Gas Leader
Honda EU3200i
2,080 W running on NG (+2080 W lead)
Acoustic Winner
Honda EU3200i
54 dBA at 23ft (-3 dBA quieter)
Easiest Home Hookup
Honda EU3200i
Floating Neutral (Home Interlock Ready)
Best $/Running Watt
Predator 3500 Inverter
$0.27/W ($799)
Technical Specification
Enclosed Inverter
Enclosed Inverter
Running Watts (gasoline at 0 ft)
Power Output
2,600 W
3,000 WBest
Peak Motor Starting Surge (gasoline)
Power Output
3,200 W
3,500 WBest
Continuous 240V Split-Phase Amps
Power Output
10.8 A
12.5 ABest
Sine Wave Purity (Total Harmonic Distortion)
Power Quality
<1.3% THD (Pure Sine)Best
<1.8% THD (Pure Sine)
Fuel Burn at 25% Load (GPH / Hr)
Fuel Consumption
0.14 GPHBest
0.24 GPH
Fuel Burn at 50% Load (GPH / Hr)
Fuel Consumption
0.23 GPHBest
0.42 GPH
Continuous Runtime on Tank at 25% Load
Fuel Consumption
8.6 Hours
14 HoursBest
Gasoline Fuel Tank Capacity
Fuel Consumption
1.2 Gallons
2.6 GallonsBest
14-50R Outlets (50A 120/240V Whole-House)
Outlets & Receptacles
None (Use Adapter)Best
None (Use Adapter)Best
L14-30R Outlets (30A 120/240V Twist-Lock)
Outlets & Receptacles
1x NEMA L14-30R (30A)Best
None
TT-30R Outlets (30A 120V RV Travel Trailer)
Outlets & Receptacles
None
1x NEMA TT-30R (RV)Best
5-20R Duplex Outlets (20A 120V Household GFCI)
Outlets & Receptacles
2x NEMA 5-20R DuplexBest
1x NEMA 5-20R Duplex
Engine Starting Methods
Starting & Safety
Wireless Remote, Electric Key & Recoil
Electric Push-Button & Recoil Pull
Carbon Monoxide Auto-Shutoff Sensor
Starting & Safety
CO Watchdog / Shield Sensor (ANSI/PGMA G300)
CO Watchdog / Shield Sensor (ANSI/PGMA G300)
Noise Level at 23ft (25% Load)
Acoustics & Physical
54 dBABest
57 dBA
Chassis Dimensions (L × W × H)
Acoustics & Physical
22.5" L × 12" W × 17.8" H
22.8" L × 17.3" W × 20" H
Dry Weight with Wheel Assembly
Acoustics & Physical
59.1 lbsBest
102 lbs
Factory Neutral Bonding (NEC 250.20)
NEC 2026 Hookup
Floating Neutral (Ready for Home Interlock)
Floating Neutral (Ready for Home Interlock)
Lowest Verified Street Price
Cost & Value
$2,699.00
$799.00Best