All GeneratorsDealsCompareMy PicksGenerator Finder
All GeneratorsDealsCompareMy PicksGenerator Finder
  • Guides
  • Blog
  • FAQ
  • Rankings

Helping you find the right generator for your needs with objective specs and clear comparisons.

Categories

  • Quiet Generators
  • Inverter Generators
  • Dual-Fuel
  • Home Backup
  • Portable
  • All Brands

Resources

  • Rankings
  • Compare Generators
  • Generator Finder
  • Deals
  • Buying Guides
  • Blog
  • FAQ
  • About Us

Legal

  • Terms of Service
  • Privacy Policy
  • DMCA
  • Disclosures

Disclosure

RightGenerator is reader-supported. When you buy through links on our site, we may earn an affiliate commission at no cost to you.

© 2026 RightGenerator. All rights reserved.

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.

  • NorthStar e9250s
  • Pulsar PGD105TiSCO
  • Model e9250s
    Model e9250s

    NorthStar 7,250W Gas Generator

    7250W
    Running
    74 dB
    Noise
    View details
  • Model PGD105TiSCO
    Model PGD105TiSCO

    Pulsar 8,500W Tri-Fuel Generator

    8500W
    Running
    62 dB
    Noise
    View details
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).
Generator Specifications Comparison
SpecificationNorthStar e9250sPulsar PGD105TiSCO
General
Product type
Generator
Generator
Fuel
Gasoline
Tri-Fuel
InverterNoYes
Parallel capableNoYes
RV readyNoNo
Running watts
7250 W
Winner: Winner: 8500 W
Starting watts
9250 W
Winner: Winner: 10500 W
Noise (lower limit)
74 dB
Winner: Winner: 62 dB
Weight
277 lbs
Winner: Winner: 246.9 lbs
Run time @50% load
Winner: Winner: 10.8 h
9 h
Run time @25% load
Not available—
Not available—
Fuel tank
8 gal
6.9 gal
Fuel gaugeYesYes
Approx. dimensions (L × W × H)
41 x 32 x 29
31.4 x 22.8 x 29.4
Electrical
Voltage (AC)
120/240V 60 Hz
120/240
Voltage (DC)
Not available—
5
GFCI outletsYesYes
Covered outletsYesYes
Automatic Voltage RegulationYesYes
THD
<5% %
3 %
Engine
Engine
NorthStar e420 OHV 4-stroke
458 cc OHV 4-stroke
Alternator
Not available—
Not available—
Starting system
Recoil, Electric
Recoil, Electric, Remote
Warranty
Warranty
4 years
3 years
Power by fuel
GasolineNot available—Not available—
Running watts
7250 W
8500 W
Starting watts
9250 W
10500 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
10.8 h
9 h
Run time @25% load
Not available—
Not available—
Natural gasNot available—Not available—
Running watts
Not available—
6800 W
Starting watts
Not available—
8400 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
Not available—
Not available—
Run time @25% load
Not available—
Not available—
PropaneNot available—Not available—
Running watts
Not available—
8000 W
Starting watts
Not available—
9500 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
Not available—
Not available—
Run time @25% load
Not available—
Not available—
Other
Data center
Not available—
Not available—
Indicators
false
true
Compliance
EPA
CARB, EPA
Security
Not available—
Not available—
Spark arrestorYesYes
Neutral
true
true
UPC
840321737359
814726028121
Core / High-priority specs
Running Watts (Gasoline)
7250
8500
Running Watts (Propane)
Not available—
8000
Running Watts (Natural Gas)
Not available—
6800
Starting Watts (Gasoline)
9250
10500
Starting Watts (Propane)
Not available—
9500
Starting Watts (Natural Gas)
Not available—
8400
Runtime @ 50% Load (Gasoline)
10.8
9
AC Outlet Types
3x Duplex 120V 20A (5-20R) GFCI1x 120V 30A (L5-30R)1x 120/240V 30A (L14-30R)
2x Duplex 120V 20A (5-20R) GFCI; 1x 120/240V 30A (L14-30R); 1x 120/240V 50A (14-50R)
Electrical & power
Frequency
60
60
Engine & construction
Engine Type
OHV 4-stroke
OHV 4-stroke
Engine Displacement
420
458
Engine Oil Type
Not available—
10W-30
Runtime & fuel system
Runtime @ 50% Load (Gasoline)
10.8
9
Safety & compliance
Overload Protection System
Low oil and overload protection
Low oil and overload protection, CO monitoring
Low Oil ProtectionYesYes
Carbon Monoxide MonitoringYesYes
Included equipment
Starting Components
Not available—
Recoil, Electric, Remote
Included Accessories
Funnel, battery, and wheel kit
Oil, tool kit, key fob, natural gas hose with NPT adapter, propane hose, and battery
Warranty & identification
Commercial Warranty
4
3
Additional specs
Summary
The NorthStar e9250s is a commercial-grade, portable generator featuring a 420cc OHV EFI engine, delivering 9,250 surge watts and 7,250 rated watts. It boasts Quiet Armor Technology for reduced noise, an electric start with a built-in battery charger, and a multi-function LCD display for monitoring generator functions.
The Pulsar PGD105TiSCO is a 10,500-watt peak inverter generator that operates on tri-fuel options including gasoline, propane, and natural gas. It features a 458cc OHV engine, multiple starting methods, and is suitable for residential, outdoor, and work applications.
  • Most Powerful
    Pulsar PGD105TiSCO
    8500W running
  • Quietest
    Pulsar PGD105TiSCO
    62 dB
  • Longest Runtime
    NorthStar e9250s
    10.8h at 50% load
Where to buy
Prices can change. We update these automatically.
NorthStar e9250s
Store links
No links yet.
Pulsar PGD105TiSCO
Store links
No links yet.
Disclosure: Some links may be affiliate links. Specs and comparisons are never hidden.