Modern agriculture depends on powerful machinery capable of harvesting vast areas quickly and efficiently.
Among the most important machines on today’s farms is the combine harvester—a technological marvel that combines reaping, threshing, separating and cleaning into a single operation.
These machines have transformed grain production by dramatically reducing labour requirements while increasing harvesting speed and crop quality.
As farms continue to grow larger and harvest windows become shorter, manufacturers are developing increasingly powerful combine harvesters equipped with larger grain tanks, higher horsepower engines, intelligent automation and precision farming technologies.
Today’s flagship combines are capable of harvesting thousands of tonnes of grain each season while minimizing losses and maximizing operator productivity.
Whether harvesting wheat across the Canadian Prairies, corn in the United States, soybeans in Brazil or cereals throughout Europe and Australia, these giant machines represent the pinnacle of agricultural engineering.
Below are seven of the world’s largest and most advanced combine harvesters currently available.
Largest Combine Harvesters at a Glance
| Rank | Model | Engine Power | Grain Tank |
|---|---|---|---|
| 1 | New Holland CR11 | 775 hp | 20,000 L |
| 2 | Case IH AF11 | 775 hp | 567 bushels |
| 3 | CLAAS LEXION 8900 | 779 hp | 15,000 L |
| 4 | Fendt IDEAL 10 | 779 hp | High-capacity system |
| 5 | John Deere X9 1100 | 690 hp | 16,210 L |
| 6 | Deutz-Fahr C9200 | Up to 650 hp | 14,500 L |
| 7 | Gleaner S98 | 13.5-litre engine | 12,000 L |
1. New Holland CR11
The world’s largest combine harvester
The New Holland CR11 represents the latest generation of high-capacity harvesting technology and is widely regarded as one of the largest combines ever produced. Designed for professional farming businesses and contractors, it delivers exceptional throughput while minimizing grain losses.
Powered by a massive 775-horsepower C16 engine, the CR11 features twin 24-inch rotors, a 20,000-litre grain tank and an unloading speed of 210 litres per second, allowing operators to spend more time harvesting and less time unloading.
The combine also incorporates New Holland’s latest precision farming technologies, including the IntelliView™ 12 display, IntelliSteer™ guidance, telematics and remote monitoring.
Its innovative NutriSense™ system uses near-infrared sensors to analyse grain quality, including moisture, protein, starch and oil content, helping farmers make better agronomic decisions.
Key Specifications
- Engine: 775 hp C16
- Grain tank: 20,000 litres
- Twin 24-inch rotors
- Unloading rate: 210 litres/second
- IntelliSteer™ guidance
- IntelliView™ 12 display
- NutriSense™ crop monitoring
2. Case IH AF11
The Case IH AF11 is the company’s largest and most technologically advanced combine to date. Built around Case IH’s renowned Axial-Flow harvesting system, the AF11 is engineered for maximum productivity in large-scale grain operations.
Its 775-horsepower engine, combined with dual-rotor technology and Harvest Command™ automation, enables operators to harvest more hectares while maintaining excellent grain quality.
The combine’s enormous 567-bushel grain tank and 396-gallon fuel tank reduce downtime during peak harvest periods.
The AF11 also offers advanced connectivity, allowing operators to monitor machine performance, optimize harvesting settings and improve operational efficiency.
Key Specifications
- Engine: 775 hp
- Grain tank: 567 bushels
- Dual-rotor Axial-Flow technology
- Harvest Command™ automation
- Large-capacity fuel tank
- Advanced telematics
3. CLAAS LEXION 8900
The CLAAS LEXION 8900 has established itself as one of Europe’s most productive combine harvesters. It combines enormous harvesting capacity with intelligent automation, making it a popular choice for contractors and commercial grain producers.
Powered by a 779-horsepower MAN engine, the LEXION 8900 features a 15,000-litre grain tank, a transport width of just 3.5 metres and the company’s proven APS SYNFLOW HYBRID threshing system, which maximizes crop throughput while reducing grain damage.
CLAAS also equips the LEXION with CEMOS Automatic, an intelligent operator assistance system that continuously optimizes combine settings during harvesting.
Key Specifications
- Engine: 779 hp
- Grain tank: 15,000 litres
- APS SYNFLOW HYBRID technology
- CEMOS Automatic
- Transport width: 3.5 metres
4. Fendt IDEAL 10
Developed by AGCO, the Fendt IDEAL 10 is among the most advanced combines on the market. It was created following years of research and extensive feedback from farmers across multiple continents.
Its 779-horsepower engine, advanced IDEALdrive steering system and intelligent harvesting technologies allow operators to work efficiently in varying crop conditions.
The IDEAL 10 is designed to deliver high throughput with reduced grain losses while maintaining excellent grain quality.
IDEAL Series
| Model | Power |
|---|---|
| IDEAL 7 | 476 hp |
| IDEAL 8 | 541 hp |
| IDEAL 9 | 650 hp |
| IDEAL 10 | 779 hp |
5. John Deere X9 1100
The John Deere X9 1100 was developed to maximize harvesting productivity while minimizing grain loss. It is one of the company’s largest combines and features several engineering improvements over previous generations.
Its 690-horsepower engine powers a massive feeder house measuring 1,720 mm wide, allowing significantly higher crop throughput than conventional designs.
The X9 also features a 16,210-litre grain tank and an impressive unloading speed of nearly 187 litres per second. Field trials have demonstrated grain losses as low as 0.3% under favourable harvesting conditions.
Key Specifications
- Engine: 690 hp
- Grain tank: 16,210 litres
- Peak unload rate: 186.7 litres/second
- Integrated G5Plus CommandCenter™
- StarFire™ Receiver
- Dual Separator technology
6. Deutz-Fahr C9200
The Deutz-Fahr C9200 is built for demanding harvesting operations requiring reliability, power and efficiency.
Powered by a 13.5-litre six-cylinder engine producing up to 650 horsepower, the C9200 features a 14,500-litre grain tank and can be fitted with a wide range of harvesting headers to suit different crops and operating conditions.
Its advanced threshing and cleaning systems help maximize productivity while maintaining grain quality.
Key Specifications
- Engine: Up to 650 hp
- Grain tank: 14,500 litres
- 13.5-litre six-cylinder engine
- Wide header compatibility
- Advanced threshing system
7. Gleaner S98
The Gleaner S98 rounds out our list of the world’s largest combine harvesters. Known for its unique Natural Flow™ harvesting system, the S98 offers a combination of power, fuel efficiency and gentle crop handling.
Powered by a 13.5-litre engine and equipped with a 12,000-litre grain tank, the machine incorporates live yield mapping, precision farming technologies and improved crop feeding for demanding harvesting conditions.
The redesigned feederhouse improves crop flow, especially in heavy crops such as canola and soybeans.
Key Specifications
- 13.5-litre engine
- Grain tank: 12,000 litres
- Natural Flow™ technology
- Live yield mapping
- Improved feederhouse design
- Precision agriculture ready
How Manufacturers Continue to Push the Limits
The race to build larger combine harvesters is no longer driven solely by horsepower. Today’s leading manufacturers are focusing on intelligent automation, precision agriculture, fuel efficiency and operator comfort.
Artificial intelligence, telematics, real-time crop monitoring and autonomous guidance systems are increasingly becoming standard features on flagship combines. These technologies help farmers maximize yields, reduce grain losses and make more informed management decisions.
As global food demand continues to rise and farms become larger, combine harvesters are expected to become even more productive, smarter and more connected.
Frequently Asked Questions
Which is the largest combine harvester in the world?
The New Holland CR11 is widely regarded as one of the largest combine harvesters currently available, featuring a 775-horsepower engine and a 20,000-litre grain tank.
What is the most powerful combine harvester?
Several flagship models, including the New Holland CR11, Case IH AF11, CLAAS LEXION 8900 and Fendt IDEAL 10, are among the most powerful combines on the market, with outputs approaching or exceeding 775 horsepower.
Why are modern combines so large?
Larger combines allow farmers to harvest more hectares per day, reduce downtime through larger grain tanks and improve efficiency during short harvest windows.
Which crops can these combines harvest?
These machines are commonly used for harvesting wheat, maize, barley, oats, soybeans, canola, rice and many other cereal and oilseed crops.
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Martin is a writer at Agrimachinery Africa specializing in agricultural machinery, mechanization trends, and farm technology across Africa. His work focuses on tractors, harvesting equipment, irrigation systems, and emerging innovations helping farmers improve productivity and efficiency. Through in-depth industry coverage, he highlights technologies shaping the future of modern agriculture.