Best Electric Space Heaters in 2026

Daisy
Last Updated: Jul 17, 2026

At a Glance: Our Top Picks for Electric Space Heaters

Rheem Prestige High Efficiency 9.5GPM Indoor Natural Gas Tankless Water Heater
#TOP1
Rheem Prestige High Efficiency 9.5Gpm Indoor Natural Gas
8.4
PM SCORE
RHEEM RTGH-84DVLN-2 Natural Gas Condensing Tankless Water Heater, Silver , Gray
#TOP2
Rheem Rtgh-84Dvln-2 Natural Gas Condensing Tankless Water Heater,
6.8
PM SCORE
Rheem Prestige Condensing Tankless Outdoor Natural Gas Water Heater 9.5 GPM - RTGH-95XLN-2
#TOP3
Rheem Prestige Condensing Tankless Outdoor Natural Gas Water
5.4
PM SCORE

* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.

Summary of the Best Electric Space Heaters of 2026

Rheem Prestige High Efficiency 9.5Gpm Indoor Natural Gas Tankless Water Heater

RHEEM
RTGH-95DVLN-2
27.50 X 9.75 X 28.50 Inches
77.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Hot water without the wait - or the waste

Low operating cost - High energy efficiency and water savings setting

Space Savings - Compact, space-saving design. Perfect for a tank replacement.

Water & Gas Leak Detection will shut down unit and provide an error code

For use indoor only

Rheem Rtgh-84Dvln-2 Natural Gas Condensing Tankless Water Heater, Silver , Gray

RHEEM
RTGH-84DVLN-2
27.50 X 9.80 X 18.50 Inches
77.90 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING

Features

Hot water without the wait - or the waste

Low operating cost - High energy efficiency and water savings setting

Space Savings - Compact, space-saving design. Perfect for a tank replacement.

Water & Gas Leak Detection will shut down unit and provide an error code

Rheem Prestige Condensing Tankless Outdoor Natural Gas Water Heater 9.5 Gpm - Rtgh-95Xln-2

RHEEM
RTGH-95XLN-2
27.50 X 9.75 X 28.50 Inches
77.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Hot water without the wait - or the waste

Low operating cost - High energy efficiency and water savings setting

Space Savings - Compact, space-saving design. Perfect for a tank replacement.

Water & Gas Leak Detection will shut down unit and provide an error code

For use outdoors with freeze protection up to -30 degrees

Rheem Prestige Condensing Tankless Indoor Natural Gas Water Heater 6.8 Gpm - Rtgh-68Vln-2

RHEEM
RTGH-68DVLN-2
27.50 X 9.75 X 28.50 Inches
77.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Hot water without the wait - or the waste

Low operating cost - High energy efficiency and water savings setting

Space Savings - Compact, space-saving design. Perfect for a tank replacement.

Water & Gas Leak Detection will shut down unit and provide an error code

For Indoor use only

Rheem Prestige Condensing Tankless Gas Indoor Natural Gas Water Heater With Built-In Recirculation 10.0 Gpm - Rtgh-Rh10Dvln

RHEEM
RTGH-RH10DVLN
14.80 X 17.30 X 28.70 Inches
85.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Hot water without the wait - or the waste

Low operating cost - High energy efficiency and water savings setting

Space Savings - Compact, space-saving design. Perfect for a tank replacement.

Water & Gas Leak Detection will shut down unit and provide an error code

Auto-Learn Programming - tracks water usage over a period of time and auto-programs to meet hot water needs at peak times

Rheem Prestige Condensing Tankless Indoor Liquid Propane Water Heater With Built-In Recirculation 10.0 Gpm - Rtgh-Rh10Dvlp

RHEEM
RTGH-RH10DVLP
17.50 X 28.70 X 14.80 Inches
85.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Hot water without the wait - or the waste

Low operating cost - High energy efficiency and water savings setting

Space Savings - Compact, space-saving design. Perfect for a tank replacement.

Water & Gas Leak Detection will shut down unit and provide an error code

Auto-Learn Programming - tracks water usage over a period of time and auto-programs to meet hot water needs at peak times

Rheem Prestige Condensing Tankless Gas Indoor Natural Gas Water Heater With Built-In Recirculation 11.0 Gpm - Rtgh-Rh11Dvln

RHEEM
RTGH-RH11DVLN
14.80 X 17.30 X 28.70 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Hot water without the wait - or the waste

Low operating cost - High energy efficiency and water savings setting

Space Savings - Compact, space-saving design. Perfect for a tank replacement.

Water & Gas Leak Detection will shut down unit and provide an error code

Auto-Learn Programming - tracks water usage over a period of time and auto-programs to meet hot water needs at peak times

Rheem Prestige Condensing Tankless Indoor Liquid Propane Water Heater With Built In Recirculation 11.0 Gpm - Rtgh-Rh11Dvlp, Gray

RHEEM
RTGH-RH11DVLP
14.80 X 17.30 X 28.70 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Hot water without the wait - or the waste

Low operating cost - High energy efficiency and water savings setting

Space Savings - Compact, space-saving design. Perfect for a tank replacement.

Water & Gas Leak Detection will shut down unit and provide an error code

Auto-Learn Programming - tracks water usage over a period of time and auto-programs to meet hot water needs at peak times

Rheem Prestige Condensing Tankless Indoor Liquid Propane Water Heater 6.8 Gpm - Rtgh-68Dvlp-2

RHEEM
RTGH-68DVLP-2
27.50 X 9.75 X 28.50 Inches
77.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Hot water without the wait - or the waste

Low operating cost - High energy efficiency and water savings setting

Space Savings - Compact, space-saving design. Perfect for a tank replacement.

Water & Gas Leak Detection will shut down unit and provide an error code

For use indoor only

Rheem Prestige Condensing Tankless Outdoor Natural Gas Water Heater 9.0 Gpm - Rtgh-90Xln-2

RHEEM
RTGH-90XLN-2
27.50 X 9.75 X 28.50 Inches
77.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Hot water without the wait - or the waste

Low operating cost - High energy efficiency and water savings setting

Space Savings - Compact, space-saving design. Perfect for a tank replacement.

Water & Gas Leak Detection will shut down unit and provide an error code

For use outdoors with freeze protection up to -30 degrees

Rheem Prestige Condensing Tankless Outdoor Liquid Propane Water Heater 9.0 Gpm - Rtgh-90Xlp-2

RHEEM
RTGH-90XLP-2
27.50 X 9.75 X 28.50 Inches
77.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Hot water without the wait - or the waste

Low operating cost - High energy efficiency and water savings setting

Space Savings - Compact, space-saving design. Perfect for a tank replacement.

Water & Gas Leak Detection will shut down unit and provide an error code

For use outdoors with freeze protection up to -30 degrees

Rheem Prestige High Efficiency 9.5Gpm Outdoor Liquid Propane Tankless Water Heater

RHEEM
RTGH-95XLP-2
27.50 X 9.75 X 28.50 Inches
77.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Big Frog Supply 9.74

Features

Hot water without the wait - or the waste

Low operating cost - High energy efficiency and water savings setting

Space Savings - Compact, space-saving design. Perfect for a tank replacement.

Water & Gas Leak Detection will shut down unit and provide an error code

For use outdoors with freeze protection up to -30 degrees

Top 10 space heaters Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Rheem 12

Top 10 space heaters Brands Pie Chart


We've carried out a comprehensive analysis of 225 reviews on space heaters, using our selection criteria to identify the best options in the heating, cooling & air quality. Our findings reveal that most customers typically select space heaters priced around $1,380.83, with top brands including dreo, givebest, amazon basics, kismile, gaiatop, honeywell, heat storm, sunnydaze and comfort zone and mr. heater

Our team of expert editors reviewed these high-quality items and handpicked the top 12 space heaters for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the heating, cooling & air quality category. These include amazon.com, givebest store, kismile direct, gogomarteu, sunnydaze decor, doris decor, amazon warehouse, h2 brands group and lifestyle by focus and voweekdirect .

We are dedicated to assisting our users in finding the right heaters Products based on their needs, saving them considerable time when choosing which space heaters to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.