This overview compares Wall Switch Shelly 4 White Control type Buttons Compatibility Shelly 1 Shelly i4 Shelly 2.5 Shelly Plus Series with several alternative smart switches from the Shelly brand: Light Switch Shelly Wall Switch 2 Black Control Buttons Compatibility Shelly 2.5, Light switch Shelly WS1 WHITE Control type Buttons White, Shelly BLU Wall Switch 4 light switch Plastic Ivory Control type Buttons, Light Switch Shelly Switch 4 Plastic Black, and Light Switch Shelly Wall Switch 1 Black. All these products share a button control type and a primary purpose for home lighting control, while differing in button counts, relay compatibility, color options, and power supply types.
⚙️ The specifications comparison between the main product and the alternatives covers the number of control buttons, compatibility with specific Shelly relay series, physical dimensions, and power characteristics.
| Comparison parameter | Wall Switch Shelly 4 White | Shelly Wall Switch 2 Black | Shelly WS1 White | Shelly BLU Wall Switch 4 | Shelly Switch 4 Black | Shelly Wall Switch 1 Black | Practical conclusion |
|---|
| Device type | Wall switch with 4 buttons | Wall switch with 2 buttons | Wall switch with 1 button | Wireless switch with 4 buttons | Wall switch with 4 buttons | Wall switch with 1 button | The main product is designed for multi-channel wired control installations. |
| Color and finish | White | Black | White | Ivory | Black | Black | Color selection depends on room aesthetics and interior matching. |
| Compatibility | Shelly 1, i4, 2.5, Plus Series | Shelly 2.5, 1L, Dimmer 2, Plus Series | Shelly 1, 1PM, Plus 1, 1PM, 1L, Dimmer | Wireless operation (CR 2032 battery) | Not specified | Not specified | The main model is optimized for Shelly Plus series and i4 relays, whereas alternatives target different relay lines. |
| Dimensions | 80 x 80 mm | 80 x 80 mm | 80 x 80 mm | 46 x 13 x 46 mm | 70 x 70 x 12 mm | 70 x 80 x 12 mm | The WS4 White features a standard 80x80 mm square form factor, differing from the compact battery version and alternative dimensions. |
◎ The evaluation of use cases and buyer needs helps determine which product is most suitable for specific smart home tasks.
| Use case | Recommended product | Why |
|---|
| Multi-channel control in the Shelly ecosystem | Wall Switch Shelly 4 White | Best suited for rooms requiring control of multiple lighting lines from a single white wired wall switch compatible with Shelly 1, i4, 2.5, and Plus Series relays. |
| One or two lighting lines control | Light Switch Shelly Wall Switch 2 Black or Light switch Shelly WS1 WHITE | Suitable for rooms with fewer lighting zones, offering a standard 80x80 mm form factor in black or white finishes. |
| Installation in locations without wiring | Shelly BLU Wall Switch 4 light switch Plastic Ivory Control type Buttons | Operates on a CR 2032 battery with compact dimensions, allowing surface placement anywhere without running wires. |
| Interior styling in black | Light Switch Shelly Switch 4 Plastic Black or Light Switch Shelly Wall Switch 1 Black | Provide corresponding button counts in a black plastic finish with reduced dimensions for custom design preferences. |
Wall Switch Shelly 4 White stands out with its four-button configuration in a white 80x80 mm housing and broad compatibility with popular Shelly relays, including the Plus and i4 series. This model is most suitable for users building a multi-functional wired lighting system in light color tones, while alternatives are preferable when a different button count, black housing, or battery-powered wireless operation is required.
