Which generator delivers more running wattage, the 100692 (14kW) or the C25D6 (25kW Diesel)?

Cummins C25D6 (25kW Diesel) delivers higher continuous output with 25000 running watts on gasoline.

Is the 100692 (14kW) quieter than the C25D6 (25kW Diesel)?

Champion 100692 (14kW) is quieter at 50% load, measured at 64 dBA at 23 feet.

Which model is better suited for a whole home transfer switch interlock?

Champion 100692 (14kW) features a factory floating neutral ready for standard transfer switch hookup without modification.

ReaLoadREVIEWS

Home Backup & Portable Power Guide

ReaLoad Engineering Benchmark

Champion 100692 (14kW) vs. Cummins C25D6 (25kW Diesel)

Highlight Differences

Fuel Benchmark:

Elevation:

ReaLoad Technical Verdict & Engineering Dossier

Motor Surge & HVAC Starting

Champion 100692 (14kW) delivers 6,250W 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

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

Natural Gas Leader

Champion 100692 (14kW)

12,500 W running on NG (+12500 W lead)

Acoustic Winner

Champion 100692 (14kW)

61 dBA at 23ft (-5 dBA quieter)

Easiest Home Hookup

Champion 100692 (14kW)

Floating Neutral (Home Interlock Ready)

Best $/Running Watt

Cummins C25D6 (25kW Diesel)

$0.60/W ($14,999)

Technical Specification	Enclosed Inverter Champion 100692 (14kW) $3,999Read Review	Enclosed Inverter Cummins C25D6 (25kW Diesel) $14,999Read Review
Running Watts Power Output	5,000 W	25,000 WBest
Peak Starting Surge Power Output	6,250 W	25,000 WBest
240V Output Amps Power Output	20.8 A	104.2 ABest
Sine Wave Purity Power Quality	<3% THD (Pure Sine)	<2.5% THD (Pure Sine)Best
Fuel Burn (25%) Fuel Consumption	1.10 GPH	0.85 GPHBest
Fuel Burn (50%) Fuel Consumption	1.80 GPH	1.45 GPHBest
Runtime (25% Load) Fuel Consumption	999 HoursBest	58 Hours
Fuel Tank Capacity Fuel Consumption	0 Gallons	50 GallonsBest
14-50R 50A Outlet Outlets & Receptacles	None (Use Adapter)Best	None (Use Adapter)Best
L14-30R 30A Outlet Outlets & Receptacles	NoneBest	NoneBest
TT-30R RV Outlet Outlets & Receptacles	NoneBest	NoneBest
5-20R Duplex Outlets Outlets & Receptacles	2x NEMA 5-20R DuplexBest	2x NEMA 5-20R DuplexBest
Engine Start Method Starting & Safety	Electric Push-Button & Recoil Pull	Electric Push-Button & Recoil Pull
Carbon Monoxide Sensor Starting & Safety	CO Watchdog / Shield Sensor (ANSI/PGMA G300)	CO Watchdog / Shield Sensor (ANSI/PGMA G300)
Noise Level (23ft) Acoustics & Physical	61 dBABest	66 dBA
Chassis Dimensions Acoustics & Physical	49" L × 28" W × 28" H	82" L × 34" W × 55" H
Dry Weight Acoustics & Physical	380 lbsBest	1650 lbs
Neutral Bonding NEC 2026 Hookup	Floating Neutral (Ready for Home Interlock)	Floating Neutral (Ready for Home Interlock)
Verified Street Price Cost & Value	$3,999.00Best	$14,999.00

ReaLoad Technical Verdict Dossier

Motor Inrush Starting Surge

The Champion 100692 (14kW) delivers 6250W peak surge compared to 25000W on the Cummins C25D6 (25kW Diesel). Starting a 3.5-ton central air conditioner requires an electronic soft-starter to reduce compressor inrush below breaker trip thresholds.

72-Hour Outage Fuel Logistics

At 50% electrical load over a 72-hour power outage, 100692 (14kW) consumes about 130 gallons while C25D6 (25kW Diesel) burns 104 gallons. Homeowners need 26 sealed 5-gallon gasoline cans or utility natural gas.

Home Panel Interlock Safety

Champion 100692 (14kW) provides a factory floating neutral ready for standard 3-pole manual transfer switches. Follow NEC 250.20 safety grounding rules.

Head-to-Head Telemetry Comparison

Specification	Champion 100692 (14kW)	Cummins C25D6 (25kW Diesel)
Running Watts (Gasoline)	5000W	25000W
Peak Watts (Gasoline)	6250W	25000W
Operating Noise @ 23ft	64 dBA	68 dBA
Factory Neutral Status	Floating Neutral	Floating Neutral
Dry Weight	380 lbs	1650 lbs
Verified Street Price	$3999	$14999