Buying Guides · updated 2026-11-09

Video Intercom vs Video Doorbell: Which Suits Your Home?

Two Ways to See Who Is at the Door

In November it is often dark by late afternoon, so a camera at the front door earns its place. Visitors, couriers and the occasional uninvited caller all arrive in the dark, and you want to see them before you open the door. There are two main ways to do this. A video doorbell is a single smart device that sends calls to your phone. A video intercom is a system made up of an outdoor door station and one or more indoor monitors, often with app access as well.

Both show you who is outside, but they suit different homes and different habits. This guide explains the practical differences so you can choose the one that fits your property, your wiring and your household.

What a Video Doorbell Does Well

A video doorbell replaces your existing bell push. It contains a camera, microphone, speaker and button. When someone presses it or motion is detected, you get an alert on your smartphone and can talk to the visitor from anywhere.

• Simple installation: battery models need no wiring at all, and wired models can often use existing low-voltage bell wiring.
• Phone first: the smartphone app is the main screen, which suits people who are often away from home.
• Recording built in: most models record to a microSD card, cloud storage or a compatible home hub.
• Good for single households: one door, one family, one app.

The limits show up in larger homes and busy households. Answering always depends on a phone being charged and to hand. Battery models need recharging, and cold weather shortens their runtime. Many doorbells can sound an indoor chime, but they cannot release a gate or door lock without additional hardware.

What a Video Intercom Adds

A video intercom is built around a door station mounted outside and indoor monitors with a screen, usually placed in the hallway, kitchen or office. When a visitor presses the call button, every monitor rings, and anyone at home can answer without picking up a phone.

• Dedicated screens: children, older relatives and guests can answer without needing the app.
• Door and gate release: most door stations have a relay output that can drive an electric strike, a magnetic lock or a gate controller, so you can let a visitor in from the monitor.
• Multiple monitors: you can add screens on different floors or in a garage workshop.
• Multi-apartment options: door stations with several buttons or a keypad and directory can serve shared entrances in flats and small office buildings.
• Wired reliability: mains or PoE power means no batteries to charge in winter.

Modern IP intercoms usually include app access too, so you still get calls on your phone when you are away. In practice, a video intercom gives you the convenience of a doorbell and the reliability of a fixed system in one setup.

Wiring and Power: The Deciding Factor

Cabling is often what settles the choice. Before you buy, look at what is already installed at your door.

Battery and Wi-Fi doorbells

These need no cable, but they do need a strong Wi-Fi signal at the door. Front doors are often surrounded by brick, concrete or metal, which weakens Wi-Fi. Check the signal on your phone while standing outside the closed door before deciding.

Two-wire intercoms

Two-wire systems carry power, video and audio over a single pair of wires. They are a strong option for retrofits where an old audio intercom or bell cable already runs to the door, because you can often reuse it.

IP intercoms over network cable

IP systems use standard network cable, and many door stations and monitors can be powered by a PoE switch. This is the most flexible option for new builds or renovations. It also makes it easier to connect the system to your home network for app access and, on many systems, to a compatible NVR.

If you are already running Cat5e or Cat6 for PoE cameras, adding a cable to the front door and to the hallway monitor at the same time costs very little extra effort.

Opening the Door Remotely

Being able to let someone in is the main reason many people choose an intercom. To do this, the door station's relay needs to connect to a locking device:

1. Electric strike: replaces the strike plate in the door frame and releases the latch on command. This is common on house and office doors.
2. Magnetic lock: holds the door with an electromagnet. It is common on shared entrances and gates. It must be installed in line with fire escape requirements.
3. Gate automation: many gate controllers accept a dry contact input, so the intercom can trigger a sliding or swing gate.

Check that the lock's voltage and current suit the relay or the power supply you plan to use. For external doors in shared buildings, ask a qualified installer to check local fire and building rules.

Winter and Darkness at the Door

In northern Europe, an entry system has to cope with cold, snow and many hours of darkness. Keep these points in mind:

• Night picture: look for a door station or doorbell with infrared or supplementary white light. A porch light also helps colour images and faces.
• Weatherproofing: outdoor units should carry a suitable IP rating. A hood or canopy keeps snow and driving rain off the lens.
• Vandal resistance: on gates and shared entrances, a metal housing with an IK rating is worth having.
• Operating temperature: check the stated range on the datasheet. Battery doorbells are the most affected by frost.
• Usability with gloves: large physical call buttons are easier to press than small touch panels in winter.

Indoor monitors stay warm, which is another quiet advantage of an intercom over a phone-only doorbell.

Recording, Apps and Privacy

Doorbells usually record events automatically. Intercoms vary. Some monitors store snapshots or short clips. Many IP door stations can also stream to a compatible NVR, so the doorway is recorded alongside your other cameras. If continuous recording at the door matters to you, confirm this compatibility before buying, or add a separate camera covering the entrance.

Whichever system you choose, keep its firmware up to date and use strong, unique passwords for both the device and the app. Aim the camera at your own doorstep and path rather than the street or a neighbour's door. Under European privacy rules, filming public areas brings extra obligations, such as signage and a clear purpose for recording.

Which Should You Choose?

A video doorbell suits you if:

• you live in a flat with your own door, or a small house with one entrance
• you rent, or want an installation you can do without new cabling
• everyone in the household is comfortable answering from a phone

A video intercom suits you if:

• you have a gate, a long driveway or a door you want to release remotely
• several people need to answer, including those without smartphones
• you are renovating or building and can run cable
• you manage a shared entrance, a small office or a multi-unit building

Conclusion

Both systems let you see and speak to visitors, but they are built for different situations. A video doorbell is quick to fit and works best for a single household that answers from the phone. A video intercom adds indoor screens, door and gate release, and wired reliability that copes well with dark, cold Nordic winters. Check your existing wiring, decide whether you need to unlock a door remotely, and think about who in the household will answer. Those three answers usually point clearly to the right choice.