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Compare like with like. Aligned scores, specifications and local evidence within one scoring class or tier.

Market context

Global benchmark

Premium European

Verto 27.027 kW

Fronius | Verto 27.0 (three-phase, 4 MPPT)

Three-phaseString4 MPPTs

75/ 100

Superior

Strong evidence coverage · 100%

Evidence checked 2026-08-30

IP66 Rated
Full scorecard
Premium European

Symo GEN24 Plus SC6–12 kW

Fronius | Symo GEN24 6.0 Plus SC / Symo GEN24 8.0 Plus SC / Symo GEN24 10.0 Plus SC / Symo GEN24 12.0 Plus SC; scored model Symo GEN24 12.0 Plus SC

Three-phaseHybridWhole-home backup2 MPPTs

79/ 100

Superior

Strong evidence coverage · 100%

Evidence checked 2026-08-30

AFCI IntegratedIP66 RatedWhole-Home Backup
Full scorecard
Side by side

Score profile

marks the better value on rows where a higher number is better. Temperature coefficient counts as higher when it is closer to zero. Size measures such as rated power carry no marker, because a larger product is a different choice rather than a better one.

MeasureVerto 27.0Symo GEN24 Plus SC
Efficiency60 / 10072 / 100 (better value on this row)
Design & Flexibility95 / 10083 / 100
Thermal & Physical Resilience81 / 10069 / 100
Features & Integration57 / 10090 / 100
Safety & Compliance87 / 10095 / 100
Guarantee & Backbone85 / 10073 / 100
Energy Ecosystem62 / 10080 / 100

Efficiency

Verto 27.0
60 / 100
Symo GEN24 Plus SC
72 / 100 (better value on this row)

Design & Flexibility

Verto 27.0
95 / 100
Symo GEN24 Plus SC
83 / 100

Thermal & Physical Resilience

Verto 27.0
81 / 100
Symo GEN24 Plus SC
69 / 100

Features & Integration

Verto 27.0
57 / 100
Symo GEN24 Plus SC
90 / 100

Safety & Compliance

Verto 27.0
87 / 100
Symo GEN24 Plus SC
95 / 100

Guarantee & Backbone

Verto 27.0
85 / 100
Symo GEN24 Plus SC
73 / 100

Energy Ecosystem

Verto 27.0
62 / 100
Symo GEN24 Plus SC
80 / 100
Side by side

Key specifications

marks the better value on rows where a higher number is better. Temperature coefficient counts as higher when it is closer to zero. Size measures such as rated power carry no marker, because a larger product is a different choice rather than a better one.

MeasureVerto 27.0Symo GEN24 Plus SC
ArchitectureSolar-only string inverterHybrid inverter
Published rated AC power range27 kW6–12 kW
Power27.0 kW12.0 kW
TypeStringHybrid
Peak eff97.47 %98.2 % (better value on this row)
MPPTs4 (better value on this row)2
Scored benchmarkNot stated12 kW

Architecture

Verto 27.0
Solar-only string inverter
Symo GEN24 Plus SC
Hybrid inverter

Published rated AC power range

Verto 27.0
27 kW
Symo GEN24 Plus SC
6–12 kW

Power

Verto 27.0
27.0 kW
Symo GEN24 Plus SC
12.0 kW

Type

Verto 27.0
String
Symo GEN24 Plus SC
Hybrid

Peak eff

Verto 27.0
97.47 %
Symo GEN24 Plus SC
98.2 % (better value on this row)

MPPTs

Verto 27.0
4 (better value on this row)
Symo GEN24 Plus SC
2

Scored benchmark

Verto 27.0
Not stated
Symo GEN24 Plus SC
12 kW
Decision snapshot

Where the comparison separates

OverallSymo GEN24 Plus SC leads the global score by 4 points.
Strongest dimensionsVerto 27.0: Design & Flexibility · Symo GEN24 Plus SC: Safety & Compliance
Largest differenceSymo GEN24 Plus SC has the largest pillar edge in Features & Integration (33 points).
Evidence coverageVerto 27.0: strong evidence coverage (100%) · Symo GEN24 Plus SC: strong evidence coverage (100%)

A score lead is only meaningful inside this shared class or tier. Weigh it against the specification and evidence rows above before deciding.

Both products are scored in the Premium European class, on the same rubric weighting. Scores are not comparable across classes or tiers. Full methodology.