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

Market context

Global benchmark

Performance & Value

B2 HV + H24.5–22.5 kWh

SAJ | B2-5.0-HV1 / B2-5.0-HV5 / B2-10.0-HV1 / B2-10.0-HV5 / B2-15.0-HV1 / B2-15.0-HV5 / B2-20.0-HV1 / B2-20.0-HV5 / B2-25.0-HV1 / B2-25.0-HV5 with H2-3K-S2 / H2-3.6K-S2 / H2-4K-S2 / H2-5K-S2 / H2-6K-S2 / H2-5K-T2 / H2-6K-T2 / H2-8K-T2 / H2-10K-T2; scored reference H2-6K-S2 + B2-10.0-HV5, 9.6 kWh usable

LFPDC-coupledSingle-phaseThree-phase

58/ 100

Good

Strong evidence coverage · 100%

Evidence checked 2026-08-31

LFP5 kWh Modular
Full scorecard
Performance & Value

Smile G3 S5 / BAT-10.1P9.6–57.6 kWh

AlphaESS | SMILE-G3-S5 with one SMILE-G3-BAT-10.1P; 9.6 kWh usable reference, 1-6 modules

LFPAll-in-oneSingle-phase

67/ 100

Very good

Strong evidence coverage · 100%

Evidence checked 2026-09-01

LFPVPP-Ready
Full scorecard
Side by side

Score profile

MeasureB2 HV + H2Smile G3 S5 / BAT-10.1P
Capacity & Usability85 / 10082 / 100
Power & Efficiency54 / 10062 / 100
Longevity (verified)53 / 10065 / 100
Safety & Chemistry73 / 10075 / 100
Guarantee & Backbone43 / 10062 / 100
Energy Ecosystem40 / 10058 / 100

Capacity & Usability

B2 HV + H2
85 / 100
Smile G3 S5 / BAT-10.1P
82 / 100

Power & Efficiency

B2 HV + H2
54 / 100
Smile G3 S5 / BAT-10.1P
62 / 100

Longevity (verified)

B2 HV + H2
53 / 100
Smile G3 S5 / BAT-10.1P
65 / 100

Safety & Chemistry

B2 HV + H2
73 / 100
Smile G3 S5 / BAT-10.1P
75 / 100

Guarantee & Backbone

B2 HV + H2
43 / 100
Smile G3 S5 / BAT-10.1P
62 / 100

Energy Ecosystem

B2 HV + H2
40 / 100
Smile G3 S5 / BAT-10.1P
58 / 100
Side by side

Key specifications

MeasureB2 HV + H2Smile G3 S5 / BAT-10.1P
ArchitectureDC-coupled batteryAll-in-one energy system
Published usable capacity range4.5–22.5 kWh9.6–57.6 kWh
Scored benchmark9 kWh9.6 kWh
ChemistryLFPLFP
Power6.0 kW5 kW
Round-tripNot recordedNot recorded
Cycle lifeNot recordedNot recorded

Architecture

B2 HV + H2
DC-coupled battery
Smile G3 S5 / BAT-10.1P
All-in-one energy system

Published usable capacity range

B2 HV + H2
4.5–22.5 kWh
Smile G3 S5 / BAT-10.1P
9.6–57.6 kWh

Scored benchmark

B2 HV + H2
9 kWh
Smile G3 S5 / BAT-10.1P
9.6 kWh

Chemistry

B2 HV + H2
LFP
Smile G3 S5 / BAT-10.1P
LFP

Power

B2 HV + H2
6.0 kW
Smile G3 S5 / BAT-10.1P
5 kW

Round-trip

B2 HV + H2
Not recorded
Smile G3 S5 / BAT-10.1P
Not recorded

Cycle life

B2 HV + H2
Not recorded
Smile G3 S5 / BAT-10.1P
Not recorded
Decision snapshot

Where the comparison separates

OverallSmile G3 S5 / BAT-10.1P leads the global score by 9 points.
Strongest dimensionsB2 HV + H2: Capacity & Usability · Smile G3 S5 / BAT-10.1P: Capacity & Usability
Largest differenceSmile G3 S5 / BAT-10.1P has the largest pillar edge in Guarantee & Backbone (19 points).
Evidence coverageB2 HV + H2: strong evidence coverage (100%) · Smile G3 S5 / BAT-10.1P: 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 Performance & Value class, on the same rubric weighting. Scores are not comparable across classes or tiers. Full methodology.