Honda EB6500 published runtime
Honda lists 9.8 hours at 1/2 load and 6.4 hours at rated load on a full 6.2-gallon tank (model EB6500X1AN). Loads between 50% and 100% are estimated from Honda's own two points.
Verified specifications
- Manufacturer
- Honda
- Model
- EB6500
- Model codes
- EB6500X1AN
- Generator type
- Conventional (Industrial)
- Gasoline: running
- 5,500 watts
- Gasoline: starting / max
- 6,500 watts
- Gasoline: tank
- 6.2 gallons
- Gasoline: published runtime
- 9.8 hours at 50% load on 6.2 gallons
- Gasoline: published runtime
- 6.4 hours at rated load on 6.2 gallons
- Voltage
- 120/240V
- Engine
- Honda iGX390
- Displacement
- 389cc
- Dry weight
- 215.8 lb
- Noise
- 64 dB(A) at 50% load · 67 dB(A) at rated load
- Starting system
- Recoil
- CO safety
- CO-MINDER
Source: Honda Power Equipment — EB6500 model page — View Honda Specifications ↗
Specifications verified: September 28, 2026
How much gas does the Honda EB6500 use?
- At 1/2 load: 6.2 gal ÷ 9.8 h ≈ 0.63 gallons per hour
- At rated load: 6.2 gal ÷ 6.4 h ≈ 0.97 gallons per hour
These are our calculations from Honda's published tank size and runtimes, not Honda figures.
Manufacturer figures vs. our estimates
Only the runtimes listed above are Honda's own published figures. When your load and fuel amount exactly match one of them, the calculator labels the result Manufacturer Published Runtime. Loads between published figures are labeled Estimated from Manufacturer Data, and loads outside the published range are labeled Extrapolated with a wider range. Those are GeneratorRuntime estimates, not Honda specifications.
Operate it safely
Like every portable generator, the Honda EB6500 must be operated according to the manufacturer's safety instructions: outdoors only, well away from doors, windows, and vents, with battery CO alarms inside your home. A CO shutoff feature is not a substitute for safe placement. Never refuel while the engine is running or hot.
Honda EB6500 FAQ
›How long will a Honda EB6500 run on a full tank?
Honda lists 9.8 hours at 1/2 load and 6.4 hours at rated load on the 6.2-gallon tank.
›What is the Honda EB6500 runtime at 25% load?
Honda does not publish a 25% figure. Loads below 50% are extrapolated by the calculator and labeled "Extrapolated" with a wider range.
›How many watts does the Honda EB6500 produce?
5,500 watts rated and 6,500 watts maximum at 120/240V, according to Honda.
›How is the EB6500 different from the EB5000?
Both use Honda's iGX390 engine and a 6.2-gallon tank. The EB6500 is rated 5,500 W (6,500 W max) versus 4,500 W (5,000 W max), so it publishes shorter runtimes at the same load percentage.
Similar generators
- Generac GP5500E (G0081500) — 5,500 watts running
- Generac GP6500 with COsense (7680) — 6,500 watts running
- Honda EB5000 — 4,500 watts running
- DuroMax XP4850EH — 3,850 watts running
Browse the full Generator Runtime Database or use the main Generator Runtime Calculator.