Model GENMAX1500Sportsman 900W Gas Generator Review
The Sportsman GENMAX1500 is a portable 2-cycle gasoline generator offering 1,500 surge watts and 900 running watts, suitable for powering common household appliances and power tools.
At a Glance
- Running Watts900W
- Starting Watts1500W
- Fuel TypeGasoline
- Runtime (50%)8h
- Noise Level65 dB
- Weight45 lbs
Where to buy
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Is this the right generator for you?
Here's the quick tradeoff view — what this model does well, and where it may not fit.
Pros
- 2 HP engine with recoil start
- 1-120V outlet
- Decibel rating: < 65 db
- 8 hours runtime at 50% load
- Not recommended for high altitude use above 3,000 ft
- 1-year limited warranty; 2-year limited emissions warranty
Cons
- No electric start feature
- Limited to a single AC outlet and one DC outlet
- Noise level of 65 decibels may be high for some environments
Summary
The Sportsman GENMAX1500 is a gasoline generator built around a 900-watt running output with 1500 starting watts for handling brief startup surges. That mix of running and starting capacity makes it a straightforward option for portable power needs where a compact gasoline unit is preferred.
Because it runs on gasoline, the GENMAX1500 fits into familiar refueling routines, and its power ratings set clear expectations for what it can support: steady loads up to 900 watts, with extra headroom up to 1500 watts when a device first kicks on.
Power & Runtime
With gasoline as its fuel source, the GENMAX1500 pairs 900 running watts with 1500 starting watts, which matters most when powering items that draw more power at startup than they do once running. Noise is rated at 65 dBA, giving you a concrete reference point for how present the generator will sound while operating.
For runtime, the GENMAX1500 lists 8 hours at 50 percent load, which helps with planning longer stretches of use without constant attention. It also lists a 1-gallon fuel tank, tying the unit’s operation to a compact onboard supply. Runtime at 25 percent load is given as 0, so the usable runtime figure provided here is the 8-hour rating at 50 percent load.
Portability
At 45 lbs, the GENMAX1500 stays within a weight that can be moved around for portable use, especially when you need to reposition it between storage and the spot where you want power. Its dimensions of 16 x 14 x 16 inches reinforce that compact footprint, making it easier to fit into tighter spaces while still delivering its rated output.
Features
Starting is handled through a recoil system, which keeps operation simple and direct: you are engaging the generator manually rather than relying on an electric start method. The unit is listed as EPA compliant, aligning it with that stated emissions standard. Sportsman backs the GENMAX1500 with a 1-year warranty, providing a defined coverage window for ownership.
Recommended Audiences
- Shoppers who prefer gasoline-powered generators
- Campers and outdoor enthusiasts needing portable power
- Users who need a lightweight, portable power solution
- DIY enthusiasts and hobbyists needing reliable portable power
Score Breakdown
- Watts/$
- Surge/$
- Runtime/$
- Warranty
- THD (lower=better)
- Build Quality
- Noise (lower=better)
- Portability
- Outlet Variety
- Feature Points
What this generator can power
At a Glance
- Continuous:900W(recommended usable: 720W)
- Surge:1,500W
- Output:120V only
- Inverter:No
Big-item compatibility
Exceeds capacity
Needs 240V output
Needs 240V output
Exceeds capacity
Needs 240V output
Needs 240V output
Exceeds capacity
Example setups
Essentials
- Lights + Wi-Fi + Charging
- Refrigerator
Est. running: 400W
Peak surge (single motor): 1,200W
Avoid starting multiple motor loads at the same time.
Essentials + Comfort
- Lights + Wi-Fi + Charging
- Refrigerator
Est. running: 400W
Peak surge (single motor): 1,200W
Avoid starting multiple motor loads at the same time.
Jobsite / Tools
- Lights + Wi-Fi + Charging
Est. running: 200W
These are estimates using typical wattage assumptions. Real appliances vary. Startup surges can be 2–6× the running wattage for motor-driven loads. 240V loads require a 120/240V generator and proper connection. Use a transfer switch or interlock kit; never backfeed a panel.
About Sportsman
Sportsman is a brand known for its reliable and cost-effective portable generators, catering particularly to outdoor enthusiasts and homeowners looking for affordable backup power solutions.
Warranty
Power by fuel
| Fuel | Running | Starting | Runtime @50% | Runtime @25% |
|---|---|---|---|---|
| Gasoline | 900W | 1500W | 8h | — |
Full Specifications
Power
| Running Watts | 900 watts |
|---|---|
| Starting Watts | 1,500 watts |
| Starting Watts (Gasoline) | 1,500 W |
| Running Watts (Gasoline) | 900 W |
Engine
| Engine | 72 cc 2-stroke |
|---|---|
| Engine Type | 2-stroke |
| Engine Displacement | 72 cc |
| Spark Arrestor | No |
| Emissions Compliance | EPA |
Electrical
| Voltage (AC) | 120 |
|---|---|
| Voltage (DC) | 12 |
| Phase | Single |
| Running Amps | 7.5 A |
| Peak Amps | 12.5 A |
| AC Frequency | 60 hz |
| GFCI Outlets | No |
| DC Outlets | 1x 12V 8A receptacle |
| AC Outlets | 1x Duplex 120V 20A (5-20R) |
Dimensions
| Dimensions | 16 x 14 x 16 inches |
|---|---|
| Weight | 45 lbs |
Other
| Emissions Compliance | EPA |
|---|---|
| Automatic Voltage Regulation | No |
| Automatic Voltage Regulator | No |
| Covered Outlets | No |
| Electric Start | No |
| Fuel Gauge | No |
| Fuel Tank Capacity | 1 gallons |
| Included Accessories | Tool kit and battery charging cables |
| Indicators | No |
| Inverter | No |
| Noise Level | 65 dBA |
| Parallel Capable | No |
| Recoil Start | Yes |
| RV Ready | No |
| Starter Type | Recoil |
| Starting System | Recoil |
| UPC | 27,077,805,444 |
| Warranty | 1 years |
| Wheels | No |
Core
| Fuel Type | Gasoline |
|---|
Runtime
| Runtime @ 50% | 8 hours |
|---|---|
| Runtime @ 50% Load (Gasoline) | 8 hours |
Questions & Answers
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