KAMINIO Marlon PRO 24 vs Dimplex Clement Optiflame

By the Flicker Glow editorial team · Updated 2026 · How we test & score

We compare the KAMINIO Marlon PRO 24 and the Dimplex Clement Optiflame across every dimension that matters - our scores, the key specs, and how each performs on the things you will actually notice day to day.

vs

At a glance

KAMINIO Marlon PRO 24Dimplex Clement Optiflame
Our score9.6/108.7/10
Best forA built-in focal point in a media wall or chimney breastA built-in focal point in a media wall or chimney breast
Not ideal forHeating a large or poorly insulated room - electric fires are supplementary heatHeating a large or poorly insulated room - electric fires are supplementary heat
BrandKAMINIODimplex

Style and Installation

KAMINIO Marlon PRO 24

With its Marlon PRO 24 design, installation is intended to suit more than one room layout, as it can be fitted as an inset or media wall electric fireplace, or used as a free-standing electric fireplace. It has a black finish, which helps it blend with both modern and traditional interiors, although matching hides and trims may be required for inset setups. For inset or media wall installation, position the unit in the prepared opening and secure it so it sits level. For free-standing use, place it on a suitable surface, keep the display centred, and maintain safe clearance around the appliance.

Dimplex Clement Optiflame

Style and installation for this electric fireplace depend on whether it is fitted into a media wall/inset opening or positioned as a freestanding display. The product title indicates both approaches. For an inset look, the fire suits a recess with a 9cm inset depth, and the spacer kit helps manage fit and spacing. The black finish supports modern media wall styling, while the included logs suit a more traditional flame display. For a freestanding setup, installation becomes more about room layout and access to the power point than about wall preparation. Secure positioning still matters to keep the unit stable and properly aligned. Installation steps should follow the guidance supplied with the kit, since specific additional requirements are not detailed here.

Heat Output and Room Size

KAMINIO Marlon PRO 24

Heat output and room size considerations determine how effectively this electric fireplace electric fire fits a space, particularly because it is designed for inset, media wall, or free-standing installation options. The appliance includes a heater and thermostat controls. For planning, measure the room, assess insulation quality, and consider how warm air will circulate once the fire is installed in a recess or open area. In larger or poorly insulated rooms, the electric fire is best treated as supplementary heat rather than the sole heating solution.

Dimplex Clement Optiflame

With the look and placement options already covered, attention can shift to heat output. The Dimplex includes a 2kW fan heater with 1000W and 2000W settings, allowing the warmth to be matched to the room. The 1000W setting suits smaller spaces, while 2000W is for colder conditions or larger areas. Because the fire is inset with a 9cm recess depth, it is designed for media walls rather than protruding into the room, which may influence how heat is distributed in tighter layouts.

Flame Effect and Realism

KAMINIO Marlon PRO 24

How realistic is the flame effect, and what can be expected in day-to-day viewing? The KAMINIO uses an LED flame effect, built to create a clear visual focus during quieter evenings. In normal indoor lighting, the flame pattern is designed to look lively from typical seating distances, and it can also add ambience when the heater is not needed. The flame effect includes 12 LED colours, so the colour appearance can be changed without altering the flame motion.

Dimplex Clement Optiflame

The flame effect in the electric fireplace is delivered via an LED flame effect designed to suit an inset, media-wall style installation. Fitting it into a recessed surround helps the flame sit within a defined frame, so it reads as a more conventional fire appearance from typical viewing heights. In normal room light the LED effect can look strong, but it may look less convincing in very bright conditions. The inset approach matters for depth perception, since the display is set back into the recess. For the most realistic result, the unit should be installed as an inset in a correctly formed recess, rather than positioned in an open or uneven space.

Controls and Features

KAMINIO Marlon PRO 24

Controls and features on the electric fireplace suit everyday operation, supported by a remote control, a thermostat, a timer and an LED flame effect. The remote control allows functions to be adjusted from a distance, reducing the need to reach the unit. The thermostat is designed to help maintain a chosen room temperature. The timer supports planned operation. The LED flame effect is available in 12 colours, enabling quick visual changes without replacing bulbs.

Dimplex Clement Optiflame

How do the controls and practical features work on the Dimplex in everyday use? In normal operation, the inset or media wall fire uses practical controls to run the flame effect and the heater, while the flame viewing remains separate from the heat output. The fan heater provides two power settings, 1000 W and 2000 W, allowing a lower or higher level of warmth. Switching between the settings is straightforward. The LED flame effect continues visually within the 9 cm inset (recess) depth, and a spacer kit is included.

Who Is This For?

KAMINIO Marlon PRO 24

Who is the KAMINIO electric fire for? It is suited to buyers who want a flexible installation, as it can be used as an inset unit, for a media wall, or as a free-standing fireplace. It also suits people who prefer straightforward day-to-day control, with a remote control plus a thermostat and timer for setting heating routines without reaching the fire. The LED flame effect offers 12 colours, which fits shoppers looking to vary the ambience.

Dimplex Clement Optiflame

The electric fireplace electric inset fire is aimed at people planning an inset, media wall-style installation with a realistic-looking flame display. It is designed for a 9 cm inset (recess) depth, making it a sensible fit where installation space is limited. Heat output is adjustable with a 2 kW fan heater, including 1000 W and 2000 W settings for milder days and colder rooms. It also suits buyers looking for a black LED flame effect fireplace with a logs-style appearance. Depth is fixed for this model, so it is not ideal where a deeper recess is required.

KAMINIO Marlon PRO 24: pros

  • Inset / media wall fire
  • LED flame effect
  • Remote control, thermostat, timer
  • No chimney, flue or fuel needed - just a socket

Cons

  • Supplementary heat only - not a replacement for central heating
  • Needs a correctly sized recess - check the required depth carefully
  • Running at full heat costs the same as any 2kW electric heater

Dimplex Clement Optiflame: pros

  • Inset / media wall fire
  • 2kW heat output
  • LED flame effect
  • No chimney, flue or fuel needed - just a socket

Cons

  • Supplementary heat only - not a replacement for central heating
  • Needs a correctly sized recess - check the required depth carefully
  • Running at full heat costs the same as any 2kW electric heater

Our verdict

Our pick is the KAMINIO Marlon PRO 24 (our score 9.6/10) - A practical electric fireplace (inset / media wall fire) for a cosy focal point. The Dimplex Clement Optiflame is still worth it if it is cheaper when you check, or if it better matches your specific needs.