KPI vs OKR: what’s the difference and when to use each?

KPIs and OKRs answer different questions. A KPI (key performance indicator) is a health metric: an ongoing number that tells you whether a process is performing — sales per shift, order accuracy, customer rating. An OKR (objectives and key results) is a change mechanism: an ambitious objective for a period, paired with two to four measurable key results that would prove you achieved it. KPIs monitor the machine you have; OKRs describe the machine you are trying to build next quarter. Most "KPI vs OKR" confusion dissolves once you stop treating them as competing frameworks.

Side by side

• Purpose — KPI: monitor ongoing performance. OKR: focus effort on change.
• Lifespan — KPIs persist as long as the process exists; OKRs live for a quarter or two, then are replaced.
• Target logic — a KPI has a threshold you should reliably meet; an OKR is deliberately ambitious, where roughly 70% attainment means it was set right.
• Failure meaning — a missed KPI signals a problem to investigate; a partially missed OKR is the expected cost of aiming high.
• Example — KPI: keep inventory shrinkage under 1.5%. OKR: "Make stockouts a non-issue" with key results like "reduce out-of-stock incidents 60%" and "automated reorder coverage for top 200 SKUs."

The mistakes that break each

KPIs break through overload and gaming: track thirty and nobody watches any; tie bonuses naively to one number and the number gets optimized at the expense of what it was supposed to measure (the call center that hits handle-time targets by hanging up). Pick few, watch trends, and pair any incentivized metric with a countervailing one. OKRs break through sandbagging and payroll: tie OKRs directly to bonuses and every team negotiates achievable objectives, deleting the ambition that is the framework’s entire point — which is why the standard advice is to keep OKR attainment out of compensation formulas, feeding pay decisions from broader performance judgment instead.

What a small company should actually do

Use both, minimally: three to five KPIs per team as the standing dashboard (choose them once, review weekly or monthly), and one or two company-level OKRs per quarter when something genuinely needs to change — skipping OKRs in a quarter of steady execution is allowed and honest. Individual employees mostly need role goals derived from these (see our SMART goals guide) rather than personal OKR theater. And whatever framework you use, record goals and outcomes where they persist: goals that live in slide decks are gone by the next review; goals recorded against the employee’s file become the evidence base performance management runs on.