Congo vs Zambia: Corn: Yield gap
Congo
2.89 tonnes per hectare
in 2024
Zambia
3.01 tonnes per hectare
in 2024
Congo rank
37th
Zambia rank
36th
Corn: Yield gap over time
- Congo
- Zambia
How they compare
Zambia currently reports 3.01 tonnes per hectare against 2.89 tonnes per hectare in Congo, a difference of 0.12 tonnes per hectare.
The two have swapped places 6 times across 25 shared years of data; in 2000 it was Zambia ahead.
Congo ranks 37th and Zambia ranks 36th of 115 countries.
Across the 3 decades both report, Congo averaged higher in 2 and Zambia in 1.
Head to head by decade
| Decade | Congo | Zambia | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 3.08 tonnes per hectare | 3.29 tonnes per hectare | 0.2084 tonnes per hectare | Zambia |
| 2010s | 3.01 tonnes per hectare | 2.63 tonnes per hectare | 0.3811 tonnes per hectare | Congo |
| 2020s | 2.89 tonnes per hectare | 2.81 tonnes per hectare | 0.0783 tonnes per hectare | Congo |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher corn: yield gap, Congo or Zambia?
- Zambia, at 3.01 tonnes per hectare against 2.89 tonnes per hectare in Congo as of 2024.
- What is the difference in corn: yield gap between Congo and Zambia?
- 0.12 tonnes per hectare, with Zambia ahead.
- How many years of comparable data are there for Congo and Zambia?
- 25 years are reported by both, from 2000 to 2024.
- How do Congo and Zambia rank globally for corn: yield gap?
- Congo ranks 37th and Zambia ranks 36th of 115 countries.
- Where does this data come from?
- Mueller et al. (2012); USDA National Agricultural Statistics Service (NASS) (2026); Food and Agriculture Organization of the United Nations (2025) – with major processing by Our World in Data, published as Corn: Yield gap. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Yield gaps are the difference between attainable yields and actual yields, measured in tonnes per hectare. Negative values have been replaced by zero, meaning that the attainable yield has been reached.