De'Longhi ComforTemp EW7707CM vs De'Longhi SlimStyle HCX9115E

Last updated: October 30, 2026

The De'Longhi SlimStyle HCX9115E rates 3.2 among fan heaters space heaters; the De'Longhi ComforTemp EW7707CM rates 3.0 among radiators ones. The De'Longhi ComforTemp EW7707CM costs $80 less ($129.95 vs $209.95).

De'Longhi ComforTemp EW7707CM vs De'Longhi SlimStyle HCX9115E

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 weightDe'Longhi SlimStyle HCX9115EDe'Longhi ComforTemp EW7707CM
Overall rating3.2/53.0/5
Value 25%0 $140 per kW ($209.95, 1,500 W)34 $87 per kW ($129.95, 1,500 W)
Safety 25%60 tip-over shutoff, overheat shutoff; no safety listing published45 overheat shutoff; no safety listing published
Thermostat 15%100 holds a set temperature60 adjustable thermostat dial, no set temperature
Warranty 15%50 3-year warranty50 3-year warranty
Controls 10%62 eco mode, timer; no app25 eco mode; no timer
Low setting 10%50 lowest setting not published (neutral score used)50 lowest setting not published (neutral score used)

Specifications

De'Longhi SlimStyle HCX9115EDe'Longhi ComforTemp EW7707CM
Heating
Heat settings1,500 W1,500 W
TypeFanRadiator (no fan)
ElementConvectorOil-filled
Oscillates-No
Controls
ThermostatDigitalDial
Eco modeYesYes
TimerYesNo
Remote-No
AppNoNo
Safety
Safety listingNone publishedNone published
Tip-over shutoffYes-
Overheat shutoffYesYes
Cool-touch housing-No
Build
Dimensions32.3 x 8.5 x 21.8 in13.78 x 5.9 x 24.9 in
Weight15.8 lb23.4 lb
Warranty3 years3 years

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