CAT 320D Review: Is It Still Worth Buying in 2026?
The CAT 320D is one of the most popular used excavators in the world.
Known for:
- Strong durability
- Reliable hydraulic system
- High resale value
👉 It remains a top choice for contractors in Africa, Southeast Asia, and the Middle East.
But is it still worth buying in 2026?
Let’s find out.
CAT 320D Specifications
| Item | Specification |
|---|---|
| Operating Weight | 20 Ton |
| Engine | CAT C6.4 |
| Power | 103 kW |
| Bucket Capacity | 0.9–1.2 m³ |
| Max Digging Depth | Approx. 6.5 m |

Main Advantages of CAT 320D
1. Excellent Durability
The CAT 320D is famous for working reliably even in harsh environments.
👉 Especially suitable for:
- Mining
- Heavy construction
- Quarry projects
2. Strong Hydraulic Performance
Advantages:
- Smooth operation
- Fast response
- Powerful digging force
3. High Resale Value
Compared with many other brands, CAT machines keep their value better.
4. Easy Spare Parts Availability
CAT parts are widely available worldwide.
👉 Important for overseas buyers.

Fuel Consumption
Average fuel consumption:
| Working Condition | Fuel Use |
|---|---|
| Light Work | 12–15 L/hour |
| Heavy Work | 18–22 L/hour |
Common Problems
Like all used machines, older CAT 320D units may have:
- Hydraulic leakage
- Undercarriage wear
- Engine smoke issues
👉 Proper inspection is essential before purchase.
Used CAT 320D Price (2026)
| Year | Price Range |
|---|---|
| 2012–2014 | $20,000–$28,000 |
| 2015–2018 | $28,000–$38,000 |

Who Should Buy CAT 320D?
Best For:
✔ Construction companies
✔ Mining projects
✔ Long-term heavy-duty work
Final Verdict
The CAT 320D is still one of the best used excavators in 2026 because of:
- Durability
- Global support
- Strong resale value
👉 A great long-term investment if you buy from a reliable supplier.
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