# What are the most energy-efficient smart garage door openers? — Verified Specification Comparison

> All specification data verified from official manufacturer documentation.

What are the most energy-efficient smart garage door openers?

## Products

### Nice Linear LDCO801
```yaml
product: nice-linear-ldco801
brand: Nice
price_gbp: 219.57
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
frequency: 60 Hz
horsepower: 0.5 HP
opener_model: Single-light garage door operator with DC motor and MegaCode
max_door_size: 120 in
smart_home_compatibility: No WiFi
```

- **Price:** £219.57 [^1]
- **Summary:** The Nice Linear LDCO801 is a quiet, energy-efficient DC-powered garage door operator with variable-speed operation, 800N lifting force, and low-power standby mode. It suits residential garages with doors up to 10 feet high and supports belt-drive or chain-drive rails, while optional battery backup provides operation during power outages.
- **Ideal For:** It suits energy-efficient smart garage door opener considerations because its DC motor, low-power standby mode, variable-speed operation, and optional battery backup reduce energy use, although it does not include WiFi smart-home connectivity.
- **Additional Sources:** [^2], [^3]

### Genie Model 6172
```yaml
product: genie-model-6172
brand: Genie
price_gbp: 354.37
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
opener_model: 6172H-B
max_door_size: 216 in
smart_home_compatibility: Aladdin Connect, Amazon Alexa, Google Assistant, HomeLink, Car2U, SmartThings, Brilliant Smart Home, URC, Clare Controls
```

- **Price:** £354.37 [^4]
- **Summary:** The Genie Model 6172 is a quiet, wall-mounted smart garage door opener with an integrated battery backup and space-saving jackshaft design. It suits homeowners with heavy or oversized sectional doors, limited ceiling space, or a need for smartphone and voice control.
- **Ideal For:** This model suits energy-efficient smart garage needs because its 24-volt DC motor provides quiet operation while built-in Aladdin Connect enables remote monitoring and control through Alexa and Google Assistant.
- **Additional Sources:** [^5], [^6]

---
## References & Sources
[^1]: Linear Gate Openers, accessed 2026-09-01. https://lineargateopeners.com/store/nice-linear-single-light-garage-door-operator-w-dc-motor-megacode-ldco801.html
[^2]: GateHouse Supplies, accessed 2026-09-01. https://gatehousesupplies.com/linear-ldco801-garage-door-head-unit-only-no-rails/
[^3]: Multi Sales, accessed 2026-09-01. https://www.multisalesinc.com/buy/product/ldco801/26334
[^4]: Home Depot, accessed 2026-09-01. https://www.homedepot.com/p/Genie-Signature-Series-Ultra-Quiet-Wall-Mount-Smart-Garage-Door-Opener-with-Battery-Backup-Wi-Fi-Wireless-Wall-Console-6172H-B/313616246
[^5]: Northern Tool, accessed 2026-09-01. https://www.northerntool.com/products/genie-company-wall-mount-garage-door-opener-w-wi-fi-model-6172h-o-5734433
[^6]: Genie, accessed 2026-09-01. https://store.geniecompany.com/products/genie-6172h-bo-wall-mount-smart-garage-door-opener