Microsoft Teams undercuts Slack by $4.75 per seat per month. On 250 seats, that's $14250/year.
| Metric | Slack | Microsoft Teams |
|---|---|---|
| Category | Chat | Chat |
| Base seat cost / mo | $8.75 | $4.00 |
| Annual cost / seat | $105 | $48 |
| 100-seat annual spend | $10500 | $4800 |
| Security risk factor | 3 / 5 | 3 / 5 |
List pricing yes, but real cost depends on ghost-seat ratio and premium-feature usage. SeatMap models both.
Slack and Microsoft Teams are both Chat tools — SeatMap's Duplicate Tool Detection flags users holding both seats.
Both vendors negotiate at 100+ seats. Use the calculator to set your custom rate.