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Solar inverters · Compare

Solis S6-GR1P5K-S vs Sungrow SH5.0RS

AC power: Solis S6-GR1P5K-S 5 kW, Sungrow SH5.0RS 5 kW. The Sungrow SH5.0RS is better on 4 of 10 comparable points.

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Who wins where

  • Solis S6-GR1P5K-S
  • Sungrow SH5.0RS
PerformanceEfficiencyNoiseElectricalConnectivity & smartDimensions & weight

Biggest differences

FactS6-GR1P5K-SSH5.0RS
MPPT voltage min.90 V40 V
Noise20 dB(A)45 dB(A)
Weight9 kg18.5 kg
All specifications ↓

Score per area = position (0–100) relative to all 263 models in this category; higher is better.

SolisS6-GR1P5K-SSungrowSH5.0RS
Performance
AC power5 kW15 kW1
Max. PV array power7.5 kWp2–
MPP trackers2223
Efficiency
Max. efficiency97.7 %297.7 %3
European efficiency97.1 %297.3 %✓3
Noise
Noise20 dB(A)✓245 dB(A)3
Electrical
MPPT voltage min.90 V240 V✓3
MPPT voltage max.550 V2560 V✓3
Max. input current per MPPT16 A216 A3
Phases1111
Connectivity & smart
Hybrid (battery-ready)No1Yes✓1
Backup power–Yes3
Wi-Fi / monitoring–Yes3
Dimensions & weight
IP ratingIP662IP653
Width330 mm2490 mm3
Height371 mm2340 mm3
Depth161 mm2170 mm3
Weight9 kg✓218.5 kg3

Frequently asked questions

Which is better: the Solis S6-GR1P5K-S or the Sungrow SH5.0RS?

AC power: Solis S6-GR1P5K-S 5 kW, Sungrow SH5.0RS 5 kW. The Sungrow SH5.0RS is better on 4 of 10 comparable points.

What is the AC power of the Solis S6-GR1P5K-S and the Sungrow SH5.0RS?

Solis S6-GR1P5K-S: 5 kW. Sungrow SH5.0RS: 5 kW.

Which is better on MPPT voltage min.: the Solis S6-GR1P5K-S or the Sungrow SH5.0RS?

Sungrow SH5.0RS: 40 V. Solis S6-GR1P5K-S: 90 V.

Which is better on noise: the Solis S6-GR1P5K-S or the Sungrow SH5.0RS?

Solis S6-GR1P5K-S: 20 dB(A). Sungrow SH5.0RS: 45 dB(A).

How we collect and check this data →

Sources

  1. ENA Type Test Register (inverters) — Energy Networks Association (ENA) · accessed 27 Sept 2026
  2. Solis Single Phase Grid-Tied Inverters S6-GR1P(2.5-6)K-S Datasheet, 1.0 — GINLONG TECHNOLOGIES CO.,LTD. · accessed 29 Sept 2026
  3. SH3.0/3.6/4.0/5.0/6.0RS Residential Hybrid Single Phase Inverter, 18 — Sungrow Power Supply Co., Ltd. · accessed 29 Sept 2026