A 4K camera can't make your video calls look 4K, because Microsoft Teams sends video at up to 1080p and 30 frames per second, and only when there is enough bandwidth. Zoom's published 1080p tier needs 3.8 Mbps of upload. The other side sees whatever the platform, the network and their own screen allow, which is often much less than 1080p. What actually decides how good you look is lighting, camera position, framing and upload bandwidth. A 4K sensor does have one real use: it gives auto-framing and digital zoom extra detail to crop from. That is a reason to buy one, but it won't fix a dark, badly framed room.
What do Teams and Zoom actually send?
| Factor | Published figure | Source |
|---|---|---|
| Teams maximum video sent | Up to 1080p at up to 30 fps, where bandwidth isn't limited | Microsoft Learn |
| Teams meeting video, recommended | 2.5 Mbps up, 4 Mbps down | Microsoft Learn |
| Teams meeting video, minimum | 150 kbps up, 200 kbps down; video can drop to 240p | Microsoft Learn |
| Zoom 1080p video | 3.8 Mbps up, 3.0 Mbps down | Zoom support |
| Zoom 720p group video | 2.6 Mbps up, 1.8 Mbps down | Zoom support |
| Light on faces | 400–500 lux, about 4000 K, CRI 80 or higher | Cisco room design guide |
| Camera height | 1.12–1.83 m | Cisco room design guide |
Source: Microsoft Learn, "Prepare your organisation's network for Microsoft Teams" (updated 9 Jul 2026); Zoom support article KB0060748 (bandwidth requirements, undated, checked 8 Nov 2026); Cisco Project Workplace best-practice guide (2015). Figures are the vendors' published requirements, not measurements by SourceIT.
We've already covered why a 4K webcam is the wrong tool for a meeting room in stop buying expensive webcams for your meeting rooms. This post looks at why resolution in general is rarely the bottleneck, whatever camera you choose.
Why doesn't a 4K camera reach the far end in 4K?
The camera is only the first link in the chain. Teams encodes the picture, compresses it and adjusts its resolution to the available bandwidth. Microsoft says Teams optimises quality "up to 1080p video resolution, and up to 30 fps" when bandwidth isn't limited. When bandwidth is short, Teams protects audio first and lowers video quality. At its minimum tier, video can fall to 240p.
Then the picture reaches the other side. In a large meeting your room is one tile in a gallery. Zoom budgets 2.0 Mbps of download for a 25-tile gallery, which shows how little each tile gets. A remote participant on a laptop sees your room in a window a few centimetres wide. In that situation, an extra few million pixels from the camera make no visible difference.
Resolution is set by the platform and the network. What people actually see is set by light, angle and framing.
What actually makes video look bad?
- Light: Cisco's room design guide recommends 400–500 lux on faces, a colour temperature of about 4000 K and a contrast ratio below 1:1.5. Overhead downlights cast shadows under eyes. A bright window behind people turns them into silhouettes, and no camera sensor fixes that.
- Camera height and position: Cisco suggests a camera height of 1.12 to 1.83 m, mounted above the screen for displays under 80 inches. A camera on a high shelf looks down on people. A camera below the screen looks up their noses.
- Framing and field of view: a narrow lens in a wide room cuts people off at the edges. Choose the camera's field of view for the room's shape, and use auto-framing or speaker tracking where it suits the meeting style. We discuss when tracking helps and when it distracts in is AI speaker tracking actually distracting meeting participants?
- Upload bandwidth: a room on congested Wi-Fi, or a shared office link, may not sustain the 2.5 Mbps Teams recommends for meeting video. Wire the room's system or laptop dock to the network where you can.
- Audio: a call that sounds bad is judged as bad even if the picture is fine. That's why we often suggest upgrading the microphone before the camera.
So when does a 4K camera help?
It helps when the camera crops. A 4K sensor is 3,840 pixels wide, twice the width of a 1080p frame. In principle the camera can zoom in about 2x and still produce a full 1080p image without upscaling (CALC: 3,840 ÷ 1,920). That headroom is what auto-framing, speaker tracking and multi-person views use. In a medium room where the camera frames whoever is speaking, that detail is useful.
A 4K camera can also help if you record meetings locally or use the camera as a document or whiteboard camera, where the full image is saved rather than streamed. And in large rooms, a better lens, a second camera or a different position usually does more than extra pixels. Microsoft lists multi-camera support as a Teams Rooms Pro feature. We compare the options in Microsoft Teams Rooms vs BYOD.
How do you test your room before buying anything?
- Start a Teams test call from the room and record it, or ask a colleague outside the office to join and take a screenshot of what they see.
- Check the room's lighting at the seats. A light-meter app gives a rough reading; aim for an even level on faces rather than bright spots.
- Run a speed test on the room's actual connection, Wi-Fi or wired, at a busy time of day. Compare the upload figure with Microsoft's recommended 2.5 Mbps for meeting video.
- Sit in every seat and check whether you're in frame, partly cut off or too small to recognise.
- Fix light, position and network first. If people are still too small or cut off, look at the camera's field of view and framing features before you look at resolution.
Buying in Singapore
For rooms that need auto-framing headroom, SourceIT lists the Jabra PanaCast 50 4K video bar at S$1,575, the Logitech MeetUp at S$921.38 and the EPOS Expand Vision 1M room camera at S$1,105. For smaller rooms where a 1080p camera is enough, the Logitech Connect is S$567 and the Logitech C920e webcam is S$106.31 (all listed 8 Nov 2026, including GST). Larger-room cameras such as the Logitech Rally Camera and Yealink UVC86 are price on request. See more in our video conferencing range. Prices change; ask for a current quotation. Tell us the room's size, seating and lighting and we can suggest a camera and placement. Use Request for Quotation on the product page, call (65) 6978 3502, email Sales@sourceit.com.sg or use our contact page.
Frequently asked questions
Does Microsoft Teams support 4K video? Not for meeting video. Microsoft says Teams optimises quality up to 1080p at up to 30 fps where bandwidth isn't limited, and lowers resolution when bandwidth is short. A 4K camera's picture is downscaled before it's sent.
How much upload bandwidth does a meeting room need for video? Microsoft recommends 2.5 Mbps up and 4 Mbps down per Teams meeting with video, and 4 Mbps both ways for the best experience. Zoom lists 3.8 Mbps up for 1080p. Test the room's actual connection, including Wi-Fi, at busy times.
Is a 4K conference camera a waste of money? Not always. The extra pixels let the camera crop and zoom for auto-framing and speaker tracking while still producing a full-quality 1080p stream. It just won't fix poor lighting, a bad camera position or a weak network.
What lighting does a video meeting room need? Cisco's room design guide recommends 400 to 500 lux on faces, a colour temperature of about 4000 K, colour rendering of 80 or higher and low contrast between faces and background. Avoid bright windows behind the seats.
Where should the meeting room camera go? At roughly eye level for seated people, about 1.12 to 1.83 m from the floor according to Cisco's guide, and usually directly above or below the screen so people appear to look at the camera when they look at the display.
