Simpson & Partners vs Andersen Quartz: Which EV Charger Should You Choose?

Q: Does Andersen Quartz support OCPP?

No. Andersen uses a proprietary system. Simpson & Partners supports OCPP as standard, enabling open-platform management.

Q: Can Andersen Quartz do three-phase charging?

No, the Andersen Quartz is single-phase only (7.4kW). Simpson & Partners offers three-phase capability up to 22kW.

Q: Is Simpson & Partners as premium-looking as Andersen Quartz?

Simpson & Partners is a genuinely premium charger with 200+ colour options. While Andersen Quartz has award-winning design prestige, Simpson & Partners delivers high-end aesthetics with superior performance at lower cost.

Simpson & Partners vs Andersen Quartz | EV Charger Comparison UK 2026

EV Charger Comparison · UK 2026

Simpson & Partners vs Andersen Quartz: Design Icon vs Performance Platform

The Andersen Quartz is widely considered the most beautiful EV charger on the UK market. Simpson & Partners is widely considered the most capable. If you're choosing between them, here's what you actually get for your money — and why the premium design charger isn't always the premium choice.

✓ Best all-rounder: Simpson & Partners — comparable aesthetics, far superior performance, better price

Expert EV Charging Knowledge Competitive Prices via Volume Buying Large Project Buying Power Fast UK Dispatch UK-Based Support Team

Quick verdict: Andersen Quartz wins on pure design prestige. Simpson & Partners wins on OCPP, three-phase, Ethernet, warranty, and price. Via EcoHarmony, Simpson & Partners delivers premium aesthetics at a fraction of the Andersen Quartz's total installed cost — with far greater technical capability.

OCPP Open Protocol 200+ Colour Options 3-Phase Capable Up to 10yr Warranty Ethernet + WiFi Volume Pricing via EcoHarmony

Simpson & Partners Home Series EV Charger

Simpson & Partners Home Series From EcoHarmony — competitive pricing via volume buying

Andersen Quartz Award-winning design charger

Side-by-Side Comparison

Feature	Simpson & Partners	Andersen Quartz
Price (hardware + typical install)	££ — competitive via EcoHarmony	££££ — significantly more expensive
Design Quality	Premium — 200+ colour options	Award-winning architectural design
OCPP Support	Yes — open platform	No — proprietary
Three-Phase Ready	Yes — up to 22kW	No — single phase only
Ethernet Connectivity	Yes (model dependent)	WiFi only
Warranty	Up to 10 years	Standard terms
Solar Integration	Dynamic load + solar	Solar compatible
Commercial Use	Yes — OCPP billing capable	No
Cable Management	Integrated options	Requires additional hardware
EcoHarmony Price Advantage	Yes — significant saving	No — full premium RRP

📖 Plain English

The Andersen Quartz is beautiful — if you've seen one on a wall, you understand why people want one. But it costs substantially more than Simpson & Partners, doesn't support OCPP or three-phase, and comes with a shorter warranty. Simpson & Partners is premium-looking and genuinely premium-performing — and EcoHarmony's pricing makes it exceptional value.

Design vs Performance: The Core Difference

The Andersen Quartz is an architectural statement — it's genuinely beautiful and wins design awards for good reason. But the Quartz's prioritisation of aesthetics means some functional trade-offs that matter over the long term.

Simpson & Partners is premium in design too — with 200+ colour and finish options — but it leads with performance: OCPP, Ethernet, three-phase, long warranty, and the ability to grow with your home energy system.

Why this mattersA charger is a 10–15 year investment. In five years, will you care more that it matched your wall colour perfectly, or that it supported the battery system and smart tariff you adopted?

🔌

OCPP Support

Simpson & Partners supports open protocol. Andersen Quartz uses a proprietary system.

⚡

Three-Phase Ready

22kW capability available. Andersen Quartz is single-phase only.

🛡️

Warranty

Up to 10 years on Simpson & Partners enclosure vs Andersen's standard warranty.

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Price

Andersen Quartz is significantly more expensive. Simpson & Partners via EcoHarmony delivers comparable aesthetics at much better value.

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Installation

Simpson & Partners is installer-friendly with fewer add-ons. Andersen requires cable management hardware that adds cost.

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Aesthetics

Both are premium-looking. Andersen wins on pure design prestige. Simpson & Partners wins on customisation range.

EcoHarmony Price Advantage

EcoHarmony supplies Simpson & Partners chargers to large residential developments, commercial fleets, and installer networks across the UK. That volume-based buying power means you get highly competitive pricing — often below what you'd find at standard retail, with no compromise on warranty, support, or genuine product quality.

When you factor in Simpson & Partners' longer warranty, fewer required external components, and the reduced risk of future compatibility issues, the total cost of ownership is frequently lower than chargers with a cheaper sticker price.

Why this mattersAlways compare the full installed cost — charger, accessories, ongoing support, and likelihood of needing to replace the unit — not just the retail price of the charger alone.

Which Should You Choose?

Our Verdict

Choose Simpson & Partners if…

Design prestige is less important than performance
OCPP and open-platform flexibility matter
Three-phase capability is relevant to you
You want longer warranty protection
You want competitive pricing via volume buying
You want 200+ finish options, not just one look

Choose Andersen Quartz if…

Award-winning design is your primary priority
Budget is not a concern
You're happy with proprietary ecosystem lock-in
Single-phase is sufficient for your needs
The Andersen brand is important to you

Frequently Asked Questions

Is the Andersen Quartz worth the premium price?

For those who want the most architecturally refined charger on the market, Andersen Quartz has genuine appeal. However, at its price point — significantly above Simpson & Partners — you're paying a large premium for aesthetics. Simpson & Partners delivers comparable visual quality with superior technical capability.

Does Andersen Quartz support OCPP?

No. Andersen chargers use a proprietary system. This limits management options for commercial use and creates dependency on Andersen's platform for the life of the charger. Simpson & Partners supports OCPP as standard.

Can Andersen Quartz do three-phase charging?

No. The Andersen Quartz is single-phase only, capped at 7.4kW. Simpson & Partners offers three-phase capability up to 22kW — important for homes with three-phase supply or considering future upgrades.

Is Simpson & Partners as premium-looking as Andersen?

Simpson & Partners is a genuinely premium-looking charger with over 200 colour and finish options. While the Andersen Quartz has award-winning design prestige, Simpson & Partners delivers high-end aesthetics alongside superior performance — at a significantly lower price via EcoHarmony.

Why choose EcoHarmony for Simpson & Partners over other suppliers?

EcoHarmony's volume purchasing across large projects means we offer Simpson & Partners at highly competitive prices. Combine this with our UK-based technical support team and fast dispatch, and you get the best Simpson & Partners buying experience available.