--- title: "Deye SUN-1.5K-G vs SOFAR 1.6KTL2-G3 - Inverter Comparison | ComparePV" description: "Compare Deye SUN-1.5K-G vs SOFAR 1.6KTL2-G3 side by side: what actually differs, efficiency, MPP trackers, battery input and the full specification." source: "https://comparepv.com/compare-inverters/deye-sun-1-5k-g/sofar-solar-sofar-1-6ktl2-g3" updated: 2026-01-17 --- # Deye SUN-1.5K-G vs SOFAR 1.6KTL2-G3 10 differences, and they point both ways The largest is max input current per tracker: 2.5 A more headroom. 11 of 21 comparable parameters are identical, with 11 more left out because at least one datasheet does not publish them. ## The two inverters | Attribute | A | B | | --- | --- | --- | | Inverter | [Deye SUN-1.5K-G](https://comparepv.com/inverter/deye-sun-1-5k-g) | [SOFAR 1.6KTL2-G3](https://comparepv.com/inverter/sofar-solar-sofar-1-6ktl2-g3) | | Manufacturer | Deye | Sofar Solar | | Rated AC power | 1.5 kW | 1.6 kW | | Type | Grid-tie | Grid-tie | ## Where they differ Ranked by how much the difference matters, not by datasheet order. | Parameter | SUN-1.5K-G | SOFAR 1.6KTL2-G3 | Difference | | --- | --- | --- | --- | | Max input current per tracker | 12.5 A | 15.0 A | +2.5 A for SOFAR 1.6KTL2-G3 | | Rated AC power | 1.50 kW | 1.60 kW | 0.10 kW apart | | European efficiency | 97.1 % | 96.7 % | +0.4 pp for SUN-1.5K-G | | Max AC current | 7.2 A | 10.6 A | 3.4 A apart | | Max operating temperature | 65 °C | 60 °C | +5 °C for SUN-1.5K-G | | Max AC power | 1.70 kW | 1.60 kW | 0.10 kW apart | | Weight per kW | 4.0 kg/kW | 3.8 kg/kW | -0.2 kg/kW for SOFAR 1.6KTL2-G3 | | MPPT voltage range | 70-550 V | 50-550 V | 70-550 V vs 50-550 V | | Start voltage | 80 V | 70 V | -10 V for SOFAR 1.6KTL2-G3 | | Dimensions | 310x330x115 mm | 260x303x118 mm | 310x330x115 mm vs 260x303x118 mm | ## Every compared parameter | Parameter | SUN-1.5K-G | SOFAR 1.6KTL2-G3 | | --- | --- | --- | | Rated AC power | 1.50 kW | 1.60 kW | | Max AC power | 1.70 kW | 1.60 kW | | Grid connection | Single-phase | Single-phase | | Nominal AC voltage | 230 V | 230 V | | Max AC current | 7.2 A | 10.6 A | | Max PV power | 2.00 kW | - | | DC/AC ratio | 1.33 | - | | Max DC voltage | 550 V | 550 V | | MPPT voltage range | 70-550 V | 50-550 V | | Start voltage | 80 V | 70 V | | MPP trackers | 1 | 1 | | Strings per tracker | 1 | 1 | | Max input current per tracker | 12.5 A | 15.0 A | | European efficiency | 97.1 % | 96.7 % | | Max efficiency | 97.3 % | 97.3 % | | CEC efficiency | - | - | | Battery input | - | - | | Battery voltage | - | - | | Max charge current | - | - | | Backup power | - | - | | Weight | 6.0 kg | 6.0 kg | | Weight per kW | 4.0 kg/kW | 3.8 kg/kW | | Dimensions | 310x330x115 mm | 260x303x118 mm | | Ingress protection | IP65 | IP65 | | Cooling | natural | natural | | Noise | 25 dB | - | | Max operating temperature | 65 °C | 60 °C | | Wi-Fi | Yes | Yes | | Ethernet | Yes | - | | Arc fault protection | - | - | | Integrated DC switch | Yes | Yes | | Warranty | - | - | ## Related comparisons - [Deye SUN-1.5K-G vs GoodWe GW1500-SS](https://comparepv.com/compare-inverters/deye-sun-1-5k-g/goodwe-gw1500-ss) - 13 differences, the largest is max dc voltage - [Deye SUN-1.5K-G vs Growatt MIC 1500TL-X](https://comparepv.com/compare-inverters/deye-sun-1-5k-g/growatt-mic-1500tl-x) - 8 differences, the largest is max ac power - [Deye SUN-1.5K-G vs Growatt MIC 1500TL-X2](https://comparepv.com/compare-inverters/deye-sun-1-5k-g/growatt-mic-1500tl-x2) - 9 differences, the largest is max input current per tracker - [SOFAR 1.6KTL2-G3 vs SOFAR 1600TL-G3](https://comparepv.com/compare-inverters/sofar-solar-sofar-1-6ktl2-g3/sofar-solar-sofar-1600tl-g3) - 6 differences, the largest is european efficiency - [SOFAR 1.6KTL2-G3 vs Growatt 1500-S](https://comparepv.com/compare-inverters/sofar-solar-sofar-1-6ktl2-g3/growatt-growatt-1500-s) - 7 differences, the largest is max input current per tracker --- Source: https://comparepv.com/compare-inverters/deye-sun-1-5k-g/sofar-solar-sofar-1-6ktl2-g3 Not in this file, on the page: a written summary generated on request.