Solar inverters · Compare

Fronius Primo GEN24 6.0 Plus vs SMA Sunny Boy Smart Energy 6.0

AC power: Fronius Primo GEN24 6.0 Plus 6 kW, SMA Sunny Boy Smart Energy 6.0 6 kW. The SMA Sunny Boy Smart Energy 6.0 is better on 6 of 13 comparable points.

Who wins where

  • Fronius Primo GEN24 6.0 Plus
  • SMA Sunny Boy Smart Energy 6.0
PerformanceEfficiencyNoiseElectricalConnectivity & smartDimensions & weight
Performance: Fronius Primo GEN24 6.0 Plus 52, SMA Sunny Boy Smart Energy 6.0 73; Efficiency: Fronius Primo GEN24 6.0 Plus 31, SMA Sunny Boy Smart Energy 6.0 59; Noise: Fronius Primo GEN24 6.0 Plus 27, SMA Sunny Boy Smart Energy 6.0 51; Electrical: Fronius Primo GEN24 6.0 Plus 31, SMA Sunny Boy Smart Energy 6.0 41; Connectivity & smart: Fronius Primo GEN24 6.0 Plus 56, SMA Sunny Boy Smart Energy 6.0 56; Dimensions & weight: Fronius Primo GEN24 6.0 Plus 79, SMA Sunny Boy Smart Energy 6.0 56

Biggest differences

FactPrimo GEN24 6.0 PlusSunny Boy Smart Energy 6.0
MPPT voltage min.230 V60 V
MPP trackers23
Max. input current per MPPT22 A15 A
Max. PV array power9 kWp12 kWp
Noise42 dB(A)35 dB(A)
Weight15.4 kg17.5 kg
All specifications ↓

Score per area = position (0–100) relative to all 238 models in this category; higher is better.

Technical specifications FroniusPrimo GEN24 6.0 Plus SMASunny Boy Smart Energy 6.0
Performance
AC power 6 kW 1 6 kW 2
Max. PV array power 9 kWp 1 12 kWp ✓ 2
MPP trackers 2 1 3 ✓ 2
Efficiency
Max. efficiency 97.6 % 1 98 % ✓ 2
European efficiency 97.1 % 1 97.5 % ✓ 2
Noise
Noise 42 dB(A) 1 35 dB(A) ✓ 2
Electrical
MPPT voltage min. 230 V 1 60 V ✓ 2
MPPT voltage max. 480 V 1 480 V 2
Max. input current per MPPT 22 A ✓ 1 15 A 2
Phases 1 1 1 2
Connectivity & smart
Hybrid (battery-ready) Yes 1 Yes 2
Backup power Yes 1 Yes 2
Wi-Fi / monitoring Yes 1 Yes 2
Dimensions & weight
IP rating IP66 1 IP65 2
Width 474 mm 1 500 mm 2
Height 530 mm 1 586 mm 2
Depth 165 mm 1 236 mm 2
Weight 15.4 kg ✓ 1 17.5 kg 2
Warranty & lifespan
Warranty – 5 years 2

Sources

  1. Fronius Primo GEN24 & GEN24 Plus 3.0 - 6.0 kW – datasheet, EN V04 (June 2025) — Fronius International GmbH · accessed 27 Sept 2026
  2. Sunny Boy Smart Energy 3.6 / 4.0 / 5.0 / 6.0 – datasheet, SBSE36-60-DS-en-18 (status 04/2026) — SMA Solar Technology AG · accessed 27 Sept 2026