Dreo OH521 Oil-Filled Radiator vs Lasko Ellipse CT18950 Tower

The Lasko Ellipse CT18950 Tower rates 3.9 among fan heaters space heaters; the Dreo OH521 Oil-Filled Radiator rates 3.7 among radiators ones. The Lasko Ellipse CT18950 Tower costs $50.93 less ($84.99 vs $135.92).

Lasko Ellipse CT18950 Tower

#6 in Fan heaters3.9Full review

For a bedroom or office where you want a quiet tower that holds a set temperature, with a remote, long timer and child lock.

Amazon $84.99

$84.99

Dreo OH521 Oil-Filled Radiator

#3 in Radiators3.7Full review

For a bedroom or living room that needs silent, steady heat held at a set temperature. The OH310 does the same job for less.

Amazon $135.92

$135.92

Prices were last checked October 30, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.

Scores side by side

These two sit in different type classes (fan heaters and radiators), and each is scored against the reference points for its own class, so a rating says how well each does among its own type peers. How we rank explains each factor.

Factor weight	Lasko Ellipse CT18950 Tower	Dreo OH521 Oil-Filled Radiator
Overall rating	3.9/5	3.7/5
Value 25%	35 $57 per kW ($84.99, 1,500 W)	31 $91 per kW ($135.92, 1,500 W)
Safety 25%	100 ETL listed, tip-over shutoff, overheat shutoff	100 ETL listed, tip-over shutoff, overheat shutoff
Thermostat 15%	100 holds a set temperature	100 holds a set temperature
Warranty 15%	50 3-year warranty	0 1-year warranty
Controls 10%	75 eco mode, timer, remote; no app	75 eco mode, timer, remote; no app
Low setting 10%	42 down to 750 W	67 down to 600 W

Independent measurements

Lasko Ellipse CT18950 Tower

Tested by	Noise	Power draw	Conditions
Tom's Guide	48 dB	1,355 W	Both are averages on the highest settings, as reported by the reviewer (“about 48 decibels”); meter distance not stated.