Quick Comparison
Side-by-side overview of both products
| SigEnergy SigenStor World's First 5-in-1 Home Energy System | GivEnergy Popular UK Solar Battery and Inverter Brand | |
|---|---|---|
| Price | From £9,600 (18kWh system with energy controller) | From £5,500 (9.5kWh All-in-One installed) |
| Warranty | 10 years standard, extendable to 15 years | 12 years on batteries, 5 years on inverters (extendable) |
| Rating | #1 battery manufacturer in Australia (2025) | Strong UK consumer reviews |
| System Type | 5-in-1 (inverter, battery, EV charger, BMS, EMS) | All-in-One or separate inverter + battery |
| Inverter | 3-25kW single or three-phase energy controller | 3.6-6kW hybrid inverters with EPS backup |
| Battery | 5-9kWh modules, modular up to 270kWh total | 2.6kWh-9.5kWh modules, stackable configurations |
| EV Charger | 12.5kW or 25kW DC bi-directional (V2H/V2G) | Available on select All-in-One models (DC) |
| Backup | 0ms switchover, 100A whole-home backup | EPS backup with brief switchover |
| Cycles | 10,000+ cycles, 100% depth of discharge, LiFePO4 | LiFePO4 chemistry, rated for daily cycling |
Pros and Cons
An honest look at the strengths and weaknesses of each product
SigEnergy SigenStor
World's First 5-in-1 Home Energy System
- True 5-in-1 system eliminates multiple boxes on your wall — cleaner, simpler installation
- Integrated 25kW bi-directional DC EV charger saves £1,500+ vs separate charger
- 0ms backup switchover — the fastest in any residential system available
- Modular battery design scales from 5kWh to 270kWh without replacing existing hardware
- AI-driven energy management optimises across solar, battery, EV, and grid automatically
- Premium pricing positions it above GivEnergy's more accessible range
- Newer to the UK market — fewer local installations to reference compared to GivEnergy
- Smaller UK installer network than GivEnergy's established base
GivEnergy
Popular UK Solar Battery and Inverter Brand
- Well-established UK brand with a large, active online community
- All-in-One systems combine inverter and battery in a compact wall-mounted unit
- Intuitive GivEnergy app with detailed energy monitoring and smart scheduling
- 12-year warranty on battery products provides long-term peace of mind
- Wide range of compatible accessories including EV chargers on select models
- EV charger integration is limited to specific models rather than standard across the range
- All-in-One units have fixed capacity — less flexible than fully modular systems
- Backup switchover speed is slower than SigEnergy's 0ms UPS-grade response
Which Is Best For You?
The right choice depends on your priorities
EV integration
SigEnergy's built-in 25kW DC charger with V2H is standard — GivEnergy offers it only on select models
Budget-conscious buyers
GivEnergy All-in-One systems start significantly lower and offer great value for standard installations
Power cut protection
0ms backup switchover means no flicker, no reboot, no interruption — true UPS-grade response
App and monitoring
GivEnergy's app is mature, feature-rich, and backed by an active user community
Future expansion
SigEnergy's modular design lets you add capacity up to 270kWh without replacing any existing equipment
Proven UK track record
GivEnergy has thousands of UK installations and a well-established support infrastructure
The Bottom Line
SigEnergy is the clear winner for homeowners who want the most advanced, integrated home energy system available. The 5-in-1 design, 0ms backup, and built-in DC EV charger are genuinely unique features that no other brand matches. However, GivEnergy offers a proven, more affordable path to solar storage with an excellent app and strong UK community. If you already own an EV or plan to buy one, SigEnergy's integrated charger alone can justify the price premium. For homeowners focused on reliable solar storage without the need for EV charging integration, GivEnergy's All-in-One range represents excellent value. Both brands are available through our Hampshire installation service.
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