--- title: "Fronius Symo 22.7-3 480 vs Growatt MID 22KTL3-X - Inverter Comparison | ComparePV" description: "Compare Fronius Symo 22.7-3 480 vs Growatt MID 22KTL3-X side by side: what actually differs, efficiency, MPP trackers, battery input and the full specification." source: "https://comparepv.com/compare-inverters/fronius-international-fronius-symo-22-7-3-480/growatt-mid-22ktl3-x" updated: 2026-01-16 --- # Fronius Symo 22.7-3 480 vs Growatt MID 22KTL3-X 11 differences, and they point both ways The largest is rated ac power: 0.73 kW apart. 6 of 17 comparable parameters are identical, with 15 more left out because at least one datasheet does not publish them. ## The two inverters | Attribute | A | B | | --- | --- | --- | | Inverter | [Fronius Symo 22.7-3 480](https://comparepv.com/inverter/fronius-international-fronius-symo-22-7-3-480) | [Growatt MID 22KTL3-X](https://comparepv.com/inverter/growatt-mid-22ktl3-x) | | Manufacturer | Fronius International | Growatt | | Rated AC power | 22.727 kW | 22 kW | | Type | Grid-tie | Grid-tie | ## Where they differ Ranked by how much the difference matters, not by datasheet order. | Parameter | Fronius Symo 22.7-3 480 | MID 22KTL3-X | Difference | | --- | --- | --- | --- | | Rated AC power | 22.73 kW | 22.00 kW | 0.73 kW apart | | Warranty | 10 yrs | 5 yrs | +5 yrs for Fronius Symo 22.7-3 480 | | Max DC voltage | 1000 V | 1100 V | 100 V apart | | Max efficiency | 98.0 % | 98.8 % | +0.8 pp for MID 22KTL3-X | | Max AC power | 22.73 kW | 24.40 kW | 1.67 kW apart | | Weight | 43.4 kg | 23.0 kg | -20.4 kg for MID 22KTL3-X | | Weight per kW | 1.9 kg/kW | 1.0 kg/kW | -0.9 kg/kW for MID 22KTL3-X | | Max AC current | 27.3 A | 35.5 A | 8.2 A apart | | Start voltage | 200 V | 250 V | -50 V for Fronius Symo 22.7-3 480 | | Ingress protection | NEMA 4X | IP65 | NEMA 4X vs IP65 | | Dimensions | 724x511x226 mm | 395x525x222 mm | 724x511x226 mm vs 395x525x222 mm | ## Every compared parameter | Parameter | Fronius Symo 22.7-3 480 | MID 22KTL3-X | | --- | --- | --- | | Rated AC power | 22.73 kW | 22.00 kW | | Max AC power | 22.73 kW | 24.40 kW | | Grid connection | 3-phase | 3-phase | | Nominal AC voltage | - | 400 V | | Max AC current | 27.3 A | 35.5 A | | Max PV power | - | 33.00 kW | | DC/AC ratio | - | 1.50 | | Max DC voltage | 1000 V | 1100 V | | MPPT voltage range | - | 200-1000 V | | Start voltage | 200 V | 250 V | | MPP trackers | - | 2 | | Strings per tracker | - | - | | Max input current per tracker | - | - | | European efficiency | - | 98.6 % | | Max efficiency | 98.0 % | 98.8 % | | CEC efficiency | 97.5 % | - | | Battery input | - | - | | Battery voltage | - | - | | Max charge current | - | - | | Backup power | - | - | | Weight | 43.4 kg | 23.0 kg | | Weight per kW | 1.9 kg/kW | 1.0 kg/kW | | Dimensions | 724x511x226 mm | 395x525x222 mm | | Ingress protection | NEMA 4X | IP65 | | Cooling | forced-air | forced-air | | Noise | - | - | | Max operating temperature | 60 °C | 60 °C | | Wi-Fi | Yes | Yes | | Ethernet | Yes | Yes | | Arc fault protection | Yes | - | | Integrated DC switch | Yes | Yes | | Warranty | 10 yrs | 5 yrs | ## Related comparisons - [Fronius Symo 22.7-3 480 vs Fronius Symo Advanced 22.7-3 480](https://comparepv.com/compare-inverters/fronius-international-fronius-symo-22-7-3-480/fronius-international-fronius-symo-advanced-22-7-3-480) - One difference: dimensions - [Fronius Symo 22.7-3 480 vs Sungrow SG23T-P2-CN](https://comparepv.com/compare-inverters/fronius-international-fronius-symo-22-7-3-480/sungrow-sg23t-p2-cn) - 10 differences, the largest is rated ac power - [Fronius Symo 22.7-3 480 vs SOFAR 23KTLX-G3P](https://comparepv.com/compare-inverters/fronius-international-fronius-symo-22-7-3-480/sofar-solar-sofar-23ktlx-g3p) - 8 differences, the largest is rated ac power - [Growatt MID 22KTL3-X vs SOFAR 22KTLX-G3](https://comparepv.com/compare-inverters/growatt-mid-22ktl3-x/sofar-solar-sofar-22ktlx-g3) - 5 differences, the largest is european efficiency --- Source: https://comparepv.com/compare-inverters/fronius-international-fronius-symo-22-7-3-480/growatt-mid-22ktl3-x Not in this file, on the page: a written summary generated on request.