--- title: "Growatt MAX 320K-X vs Huawei SUN2000-330KTL-H1 - Inverter Comparison | ComparePV" description: "Compare Growatt MAX 320K-X vs Huawei SUN2000-330KTL-H1 side by side: what actually differs, efficiency, MPP trackers, battery input and the full specification." source: "https://comparepv.com/compare-inverters/growatt-max-320k-x/huawei-sun2000-330ktl-h1" updated: 2026-01-16 --- # Growatt MAX 320K-X vs Huawei SUN2000-330KTL-H1 8 differences, and they point both ways The largest is rated ac power: 20.00 kW apart. 12 of 20 comparable parameters are identical, with 12 more left out because at least one datasheet does not publish them. ## The two inverters | Attribute | A | B | | --- | --- | --- | | Inverter | [Growatt MAX 320K-X](https://comparepv.com/inverter/growatt-max-320k-x) | [Huawei SUN2000-330KTL-H1](https://comparepv.com/inverter/huawei-sun2000-330ktl-h1) | | Manufacturer | Growatt | Huawei | | Rated AC power | 320 kW | 300 kW | | Type | Grid-tie | Grid-tie | ## Where they differ Ranked by how much the difference matters, not by datasheet order. | Parameter | MAX 320K-X | SUN2000-330KTL-H1 | Difference | | --- | --- | --- | --- | | Rated AC power | 320.00 kW | 300.00 kW | 20.00 kW apart | | Max input current per tracker | 80.0 A | 65.0 A | +15.0 A for MAX 320K-X | | Max AC power | 352.00 kW | 330.00 kW | 22.00 kW apart | | Weight | 126.0 kg | 112.0 kg | -14.0 kg for SUN2000-330KTL-H1 | | European efficiency | 98.5 % | 98.8 % | +0.3 pp for SUN2000-330KTL-H1 | | Max AC current | 230.9 A | 238.2 A | 7.3 A apart | | Start voltage | 500 V | 550 V | -50 V for MAX 320K-X | | Dimensions | 790x1145x371 mm | 732x1048x395 mm | 790x1145x371 mm vs 732x1048x395 mm | ## Every compared parameter | Parameter | MAX 320K-X | SUN2000-330KTL-H1 | | --- | --- | --- | | Rated AC power | 320.00 kW | 300.00 kW | | Max AC power | 352.00 kW | 330.00 kW | | Grid connection | 3-phase | 3-phase | | Nominal AC voltage | 800 V | 800 V | | Max AC current | 230.9 A | 238.2 A | | Max PV power | 480.00 kW | - | | DC/AC ratio | 1.50 | - | | Max DC voltage | 1500 V | 1500 V | | MPPT voltage range | 500-1500 V | 500-1500 V | | Start voltage | 500 V | 550 V | | MPP trackers | 6 | 6 | | Strings per tracker | 5 | 5 | | Max input current per tracker | 80.0 A | 65.0 A | | European efficiency | 98.5 % | 98.8 % | | Max efficiency | 99.0 % | 99.0 % | | CEC efficiency | - | - | | Battery input | - | - | | Battery voltage | - | - | | Max charge current | - | - | | Backup power | - | - | | Weight | 126.0 kg | 112.0 kg | | Weight per kW | 0.4 kg/kW | 0.4 kg/kW | | Dimensions | 790x1145x371 mm | 732x1048x395 mm | | Ingress protection | IP66 | IP66 | | Cooling | forced-air | forced-air | | Noise | - | - | | Max operating temperature | 60 °C | 60 °C | | Wi-Fi | Yes | Yes | | Ethernet | - | - | | Arc fault protection | Yes | - | | Integrated DC switch | Yes | - | | Warranty | 5 yrs | - | ## Related comparisons - [Growatt MAX 320K-X vs Sungrow SG320HX](https://comparepv.com/compare-inverters/growatt-max-320k-x/sungrow-sg320hx) - 7 differences, the largest is mpp trackers - [Growatt MAX 320K-X vs Sungrow SG350HX-US](https://comparepv.com/compare-inverters/growatt-max-320k-x/sungrow-sg350hx-us) - 8 differences, the largest is mpp trackers - [Growatt MAX 320K-X vs GoodWe GW320K-UT](https://comparepv.com/compare-inverters/growatt-max-320k-x/goodwe-gw320k-ut) - 7 differences, the largest is mpp trackers - [Huawei SUN2000-330KTL-H1 vs Huawei SUN2000-300KTL-H0](https://comparepv.com/compare-inverters/huawei-sun2000-330ktl-h1/huawei-sun2000-300ktl-h0) - The same specification on paper - [Huawei SUN2000-330KTL-H1 vs SolarEdge TerraMax Inverter SE300K](https://comparepv.com/compare-inverters/huawei-sun2000-330ktl-h1/solaredge-solaredge-terramax-inverter-se300k) - 8 differences, the largest is rated ac power - [Huawei SUN2000-330KTL-H1 vs Sungrow SG285HX](https://comparepv.com/compare-inverters/huawei-sun2000-330ktl-h1/sungrow-sg285hx) - 8 differences, the largest is rated ac power --- Source: https://comparepv.com/compare-inverters/growatt-max-320k-x/huawei-sun2000-330ktl-h1 Not in this file, on the page: a written summary generated on request.