Compare Generators Side-by-Side
Select up to 4 generators to compare specs, power output, noise levels, runtime and more. Your compare URL is shareable.
- Honda EM5000SX
- Aceup Energy AI4000s
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).
| Specification | Honda EM5000SX | Aceup Energy AI4000s |
|---|---|---|
| General | ||
| Product type | Generator | Not available |
| Fuel | Gasoline | Not available |
| Inverter | No | Yes |
| Parallel capable | No | Yes |
| RV ready | No | No |
| Running watts | Winner: Winner: 4500 W | 3200 W |
| Starting watts | Winner: Winner: 5000 W | 4000 W |
| Noise (lower limit) | 63 dB | Winner: Winner: 55 dB |
| Weight | Winner: Winner: 226.4 lbs | Not available |
| Run time @50% load | Winner: Winner: 10.5 h | 8 h |
| Run time @25% load | Not available | Not available |
| Fuel tank | 6.2 gal | 1.32 gal |
| Fuel gauge | Yes | No |
| Approx. dimensions (L × W × H) | 41.1 x 27.8 x 28.3 | Not available |
| Electrical | ||
| Voltage (AC) | 120/240 | 120V |
| Voltage (DC) | 12 | 12V |
| GFCI outlets | Yes | No |
| Covered outlets | Yes | No |
| Automatic Voltage Regulation | Yes | No |
| THD | Not available | Not available |
| Engine | ||
| Engine | Honda iGX390 OHV 4-stroke, cast iron sleeve | 4-stroke OHV engine |
| Alternator | Not available | Not available |
| Starting system | Not available | Not available |
| Warranty | ||
| Warranty | 3 years | 2 years |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | 4500 W | 3200 W |
| Starting watts | 5000 W | 4000 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 | 10.5 h | Not available |
| Run time @25% load | Not available | Not available |
| Other | ||
| Data center | Not available | Not available |
| Indicators | false | true |
| Compliance | EPA, ANSI/PGMA G300-2023 | EPA compliant |
| Security | Not available | Not available |
| Spark arrestor | Yes | No |
| Neutral | Not available | Not available |
| UPC | 786102007412 | Not available |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 4500 | 3200 |
| Starting Watts (Gasoline) | 5000 | 4000 |
| Runtime @ 50% Load (Gasoline) | 10.5 | Not available |
| AC Outlet Types | 2x Duplex 120V 20A (5-20R) GFCI1x 120V 30A (L5-30R)1x 120/240V 30A (L14-30R) | One 20A outlet, one L5-30R Twist-Lock receptacle |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | Not available | 4-stroke OHV engine |
| Engine Displacement | 389 | 149 |
| Cylinder Sleeve | cast iron sleeve | Not available |
| Runtime & fuel system | ||
| Runtime @ 50% Load (Gasoline) | 10.5 | Not available |
| Controls & display | ||
| Display Type | Not available | Intelligent gauge |
| Idle Control System | Not available | Economic mode to save fuel |
| Safety & compliance | ||
| Low Oil Protection | Yes | No |
| Carbon Monoxide Monitoring | Yes | No |
| Included equipment | ||
| Mobility Components | Yes | Not available |
| Starting Components | Recoil, Electric, Remote | Recoil start |
| Included Accessories | Battery and wheel kit | Oil funnel * 2; A bottle of Oil; Spark plug wrench |
| Warranty & identification | ||
| Residential Warranty | Not available | 2 |
| Commercial Warranty | 3 | 2 |
| Part Number | EM5000SXK3AN | AI4000s |
| Additional specs | ||
| Summary | The Honda EM5000SX is a 5000-watt 120/240V generator equipped with CO-MINDER™, providing 7,000 watts for 10 seconds to start larger equipment. It features a long run time of up to 10.5 hours, electric start, and Bluetooth® capability via the Honda My Generator app. | The Aceup Energy AI4000s is a 3200-watt rated generator that operates on fuel and features inverter technology, making it suitable for various power needs. |
- Most PowerfulHonda EM5000SX4500W running
- QuietestAceup Energy AI4000s55 dB
- Longest RuntimeHonda EM5000SX10.5h at 50% load
Where to buy
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Honda EM5000SX
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Aceup Energy AI4000s
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