
Westinghouse WGen5300c vs Honda EM6500SX
Comparing the Westinghouse WGen5300c and Honda EM6500SX portable generators. One offers better runtime and value, the other brings Honda reliability and quieter operation.
- Honda EM6500SX
- Westinghouse WGen5300c
Comparison Overview
The Westinghouse WGen5300c and Honda EM6500SX are both conventional (non-inverter) gasoline generators in the 5000+ watt class, making them solid candidates for home backup power and demanding jobsite use. They share the same 3-year warranty and similar peak output, but they differ meaningfully in weight, noise, runtime, and price positioning.
The WGen5300c produces 5300 running watts and 6600 starting watts, while the EM6500SX edges ahead with 5500 running watts but comes in slightly lower at 6500 starting watts. Where the Westinghouse really separates itself is runtime: it delivers 11 hours at 50% load and an impressive 14.5 hours at 25% load, compared to the Honda's 9.8 hours at 50% load. The Honda, however, runs noticeably quieter at 64 dB versus the Westinghouse's 68 dB, a difference that's clearly perceptible in real-world use.
Weight is a major consideration here. The Westinghouse tips the scales at 136.6 lbs, while the Honda is a hefty 231.7 lbs, nearly 100 pounds heavier. That gap matters a lot if you need to load the generator into a truck bed or move it around a property. Buyers who prioritize portability and longer runtimes may lean toward the WGen5300c, while those who value Honda's legendary engine durability and quieter operation may find the EM6500SX worth the extra weight and cost.
Key takeaways
- Westinghouse WGen5300c weighs 136.6 lbs, nearly 100 pounds lighter than the Honda
- Honda EM6500SX runs quieter at 64 dB compared to the Westinghouse's 68 dB
- Westinghouse delivers 14.5 hours of runtime at 25% load, outlasting the Honda
- Honda EM6500SX offers 5500 running watts, 200 watts more continuous power
- Both generators carry a 3-year warranty and run on gasoline
- Westinghouse scores 7.61 overall compared to Honda's 6.19
Best use cases
Choose the Westinghouse WGen5300c if you need a generator that's easier to move and can run longer between fill-ups. At 136.6 lbs, it's nearly 100 pounds lighter than the Honda, which makes a real difference when you're wheeling it out of the garage during a storm or loading it into a vehicle for a remote job. Its 14.5-hour runtime at 25% load means you can potentially get through an entire night of home backup power without refueling, and even at half load it outlasts the Honda by over an hour. The WGen5300c also carries a higher overall score of 7.61, reflecting strong performance relative to its price. If you're a homeowner looking for dependable emergency backup without spending top dollar, or a contractor who needs to transport a generator between sites regularly, the Westinghouse is a practical, budget-friendly pick.
Choose the Honda EM6500SX if quieter operation and long-term engine reliability are your top priorities. Honda's GX series engines are widely regarded as some of the most durable small engines ever made, and the EM6500SX's 64 dB noise level is meaningfully quieter than the Westinghouse, which matters if you're running it near living spaces or in a neighborhood with noise-sensitive surroundings. The slightly higher 5500 running watts also gives you a bit more continuous power headroom for running multiple appliances or tools simultaneously. The tradeoff is significant weight (231.7 lbs) and shorter runtime at half load (9.8 hours), plus a higher purchase price. If you plan to keep this generator in one place, like a dedicated pad beside your home, and you want something that could realistically last 15 to 20 years with proper maintenance, the Honda makes a compelling case.
Verdict & recommendation
If your priority is portability, longer runtime, and getting the most capability per dollar, the Westinghouse WGen5300c is the stronger choice. It's lighter, runs longer on a tank, and delivers comparable wattage at a lower price point. If your priority is quieter operation, a proven Honda engine with exceptional longevity, and you don't mind the extra weight and cost, the EM6500SX rewards you with a generator that could serve reliably for decades.
Both generators handle the same core job well: keeping your home powered during an outage or running heavy tools on a worksite. The right pick comes down to whether you value day-to-day practicality and savings, or long-term durability and a quieter experience.
Last updated March 30, 2026
| Specification | Honda EM6500SX | Westinghouse WGen5300c |
|---|---|---|
| General | ||
| Product type | Generator | Generator |
| Fuel | Gasoline | Gasoline |
| Inverter | No | No |
| Parallel capable | No | No |
| RV ready | No | Yes |
| Running watts | Winner: Winner: 5500 W | 5300 W |
| Starting watts | 6500 W | Winner: Winner: 6600 W |
| Noise (lower limit) | Winner: Winner: 64 dB | 68 dB |
| Weight | 231.7 lbs | Winner: Winner: 136.6 lbs |
| Run time @50% load | 9.8 h | Winner: Winner: 11 h |
| Run time @25% load | Not available | 14.5 h |
| Fuel tank | 6.2 gal | 4.7 gal |
| Fuel gauge | Yes | Yes |
| Approx. dimensions (L × W × H) | 41.4 x 27.8 x 28.3 | 23.2 x 20.1 x 19.1 |
| Electrical | ||
| Voltage (AC) | 120/240 | 120/240 |
| Voltage (DC) | 12 | Not available |
| GFCI outlets | Yes | No |
| Covered outlets | Yes | Yes |
| Automatic Voltage Regulation | Yes | Yes |
| THD | Not available | ≤ 23% % |
| Engine | ||
| Engine | Honda iGX390 OHV 4-stroke, cast iron sleeve | 274 cc OHV 4-stroke, cast iron sleeve |
| Alternator | Not available | Not available |
| Starting system | Recoil, Electric, Remote | Recoil, Electric, Remote |
| Warranty | ||
| Warranty | 3 years | 3 years |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | 5500 W | 5300 W |
| Starting watts | 6500 W | 6600 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 | 9.8 h | 11 h |
| Run time @25% load | Not available | Not available |
| Other | ||
| Data center | Not available | Not available |
| Indicators | false | false |
| Compliance | EPA, ANSI/PGMA G300-2023 | CARB, EPA |
| Security | Not available | Not available |
| Spark arrestor | Yes | Yes |
| Neutral | Floating | Floating |
| UPC | 786102007429 | 850011336748 |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 5500 | 5300 |
| Starting Watts (Gasoline) | 6500 | 6600 |
| Runtime @ 50% Load (Gasoline) | 9.8 | 11 |
| AC Outlet Types | AC outlets2x Duplex 120V 20A (5-20R) GFCI1x 120V 30A (L5-30R)1x 120/240V 30A (L14-30R) | 1x Duplex 120V 20A (5-20R); 1x 120V 30A (TT-30R); 1x 120/240V 30A (L14-30R) |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | Honda iGX390 OHV 4-stroke, cast iron sleeve | OHV 4-stroke |
| Engine Displacement | 389 | 274 |
| Cylinder Sleeve | Cast iron sleeve | cast iron sleeve |
| Engine Oil Type | 10W-30 | SAE 10W-30 |
| Runtime & fuel system | ||
| Runtime @ 50% Load (Gasoline) | 9.8 | 11 |
| Safety & compliance | ||
| Overload Protection System | Low oil and overload protection | Not available |
| Low Oil Protection | Yes | Yes |
| Carbon Monoxide Monitoring | Yes | Yes |
| Included equipment | ||
| Starting Components | Recoil, Electric, Remote | Recoil, Electric, Remote |
| Included Accessories | Battery and wheel kit | Oil, funnel, tool kit, key fob, battery charger, battery, wheel kit |
| Warranty & identification | ||
| Commercial Warranty | 3 | 3 |
| Part Number | EM6500SXK2AN | Not available |
| Additional specs | ||
| Summary | The Honda EM6500SX is a 6500-watt generator equipped with an electric start, Bluetooth capability, and CO-MINDER for advanced carbon monoxide detection. It offers a long run time of up to 9.8 hours and can power a variety of household appliances. | The Westinghouse WGen5300c is a portable generator ideal for home backup power during outages, featuring 6,600 peak watts and 5,300 running watts, with up to 14.5 hours of runtime at 25% load. |
- Most PowerfulHonda EM6500SX5500W running
- QuietestHonda EM6500SX64 dB
- Longest RuntimeWestinghouse WGen5300c11h at 50% load


