| Typical Purchase Price | $250–$700 | $300–$900 | $400–$1,200 | $800–$2,500 |
| Typical Installation Cost | $150–$600 when fitting an existing opening | $50–$250 for secure wall mounting | $0–$150 because most units are ready to place | $800–$3,000 for framing, electrical work, and finishing |
| Power Requirement | Standard 120 V household outlet | Standard 120 V household outlet | Standard 120 V household outlet | Usually 120 V; dedicated circuit may be recommended |
| Maximum Electrical Load | 1,500 W typical | 1,500 W typical | 1,500 W typical | 1,500 W typical for standard configurations |
| Maximum Heat Output | Approximately 5,100 BTU/h | Approximately 5,100 BTU/h | Approximately 5,100 BTU/h | Approximately 5,100 BTU/h |
| Practical Supplemental Heating Area | Approximately 250–500 sq. ft. | Approximately 250–500 sq. ft. | Approximately 300–600 sq. ft. | Approximately 300–600 sq. ft. |
| Approximate Electricity Cost at Full Heat | $0.24 per hour at $0.16/kWh | $0.24 per hour at $0.16/kWh | $0.24 per hour at $0.16/kWh | $0.24 per hour at $0.16/kWh |
| Estimated Monthly Cost at 4 Hours/Day | About $29 per month | About $29 per month | About $29 per month | About $29 per month |
| Flame-Only Energy Use | Usually less than 0.1 kWh per hour | Usually less than 0.1 kWh per hour | Usually less than 0.1 kWh per hour | Usually less than 0.1 kWh per hour |
| Installation Difficulty | Moderate; accurate opening measurements are important | Low to moderate; wall support and clearance are required | Low; minimal construction work | High; planning and finishing work are normally required |
| Space Efficiency | High when replacing an existing fireplace | Very high; uses little floor space | Moderate; requires clear floor area | High after construction is completed |
| Heat Distribution | Good near the fireplace opening | Good when mounted at an appropriate height | Good room-level circulation through the front or top vent | Good room-level circulation when the air outlet is unobstructed |
| Thermostat and Timer Value | Useful for maintaining a stable room temperature | Useful for scheduled heating and daily convenience | Useful for flexible placement and supplemental heating | Highly useful for integrated, regular-use heating |
| Maintenance Requirements | Dusting, glass cleaning, and occasional air-intake cleaning | Dusting, glass cleaning, and checking wall mounting hardware | Dusting, glass cleaning, and keeping air inlets clear | Dusting, glass cleaning, and access-panel inspection |
| Expected Service Life | Approximately 8–15 years with normal use | Approximately 8–15 years with normal use | Approximately 8–15 years with normal use | Approximately 8–15 years with normal use |
| Best Long-Term Value | Best for updating an existing fireplace at a moderate cost | Best for apartments, bedrooms, and modern wall designs | Best for low installation cost and relocation flexibility | Best for permanent renovations and architectural integration |
| Main Limitation | Requires a suitably sized existing opening | May look less integrated than a recessed installation | Occupies floor space and may be easier to move or tip | Highest total cost and most complicated installation |