Side-by-side

Compare

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

Market context

Global benchmark

Premium Integrated

Powerwall 3 All-in-One13.5 kWh

Tesla | Powerwall 3

LFPAll-in-oneSingle-phase

73/ 100

Very good

Strong evidence coverage · 100%

Evidence checked 2026-08-31

LFPUL9540A100% UsableHigh Power 10kW+
Full scorecard
Premium Integrated

Ocean 25.02–60 kWh

EcoFlow | EcoFlow OCEAN 2 three-phase with EF BD-5-S2; 5.02 kWh scored reference, expandable in 5.02 kWh modules

LFPAll-in-oneThree-phase

62/ 100

Good

Strong evidence coverage · 100%

Evidence checked 2026-08-23

LFP15yr WarrantyVPP-Ready5 kWh Modular
Full scorecard
Side by side

Score profile

MeasurePowerwall 3 All-in-OneOcean 2
Capacity & Usability96 / 10070 / 100
Power & Efficiency78 / 10053 / 100
Longevity (verified)61 / 10061 / 100
Safety & Chemistry80 / 10088 / 100
Guarantee & Backbone72 / 10050 / 100
Energy Ecosystem61 / 10044 / 100

Capacity & Usability

Powerwall 3 All-in-One
96 / 100
Ocean 2
70 / 100

Power & Efficiency

Powerwall 3 All-in-One
78 / 100
Ocean 2
53 / 100

Longevity (verified)

Powerwall 3 All-in-One
61 / 100
Ocean 2
61 / 100

Safety & Chemistry

Powerwall 3 All-in-One
80 / 100
Ocean 2
88 / 100

Guarantee & Backbone

Powerwall 3 All-in-One
72 / 100
Ocean 2
50 / 100

Energy Ecosystem

Powerwall 3 All-in-One
61 / 100
Ocean 2
44 / 100
Side by side

Key specifications

MeasurePowerwall 3 All-in-OneOcean 2
ArchitectureAll-in-one energy systemAll-in-one energy system
Published usable capacity range13.5 kWhNot stated
ChemistryLFPLFP
Power11.04 kW3.4 kW
Round-tripNot recordedNot recorded
Cycle lifeNot recordedNot recorded
Published nominal battery capacity rangeNot stated5.02–60 kWh
Scored benchmarkNot stated5.02 kWh

Architecture

Powerwall 3 All-in-One
All-in-one energy system
Ocean 2
All-in-one energy system

Published usable capacity range

Powerwall 3 All-in-One
13.5 kWh
Ocean 2
Not stated

Chemistry

Powerwall 3 All-in-One
LFP
Ocean 2
LFP

Power

Powerwall 3 All-in-One
11.04 kW
Ocean 2
3.4 kW

Round-trip

Powerwall 3 All-in-One
Not recorded
Ocean 2
Not recorded

Cycle life

Powerwall 3 All-in-One
Not recorded
Ocean 2
Not recorded

Published nominal battery capacity range

Powerwall 3 All-in-One
Not stated
Ocean 2
5.02–60 kWh

Scored benchmark

Powerwall 3 All-in-One
Not stated
Ocean 2
5.02 kWh
Decision snapshot

Where the comparison separates

OverallPowerwall 3 All-in-One leads the global score by 11 points.
Strongest dimensionsPowerwall 3 All-in-One: Capacity & Usability · Ocean 2: Safety & Chemistry
Largest differencePowerwall 3 All-in-One has the largest pillar edge in Capacity & Usability (26 points).
Evidence coveragePowerwall 3 All-in-One: strong evidence coverage (100%) · Ocean 2: 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 Integrated class, on the same rubric weighting. Scores are not comparable across classes or tiers. Full methodology.