Eco-centric Google Nest

As part of a SCAD UX Design course, I redesigned the Google Nest thermostat to enhance energy efficiency and affordability. My goal was to create an intuitive, eco-conscious design that addresses user pain points, improves usability, and promotes sustainability, delivering a user-friendly and green experience.

Role

UI/UX Designer

Timeline

Sep - Nov 2024
(10 Weeks)

Contribution

UX Research
Design System
Low-fidelity Wireframe
High-fidelity Prototype

Tool

Figma
Illustrator
Photoshop
Trello
Outcome

Impact with usability testing insights

80%

User Satisfaction

80% of testers found the navigation intuitive and feedback clear, leading to increased satisfaction and seamless interactions.

75%

Valued Sustainability Features

Features promoting energy-efficient behaviors received positive feedback, with 75% of users expressing alignment with sustainable goals.

70%

Enjoyed Personalized Options

Personalized options, such as custom modes and color themes, resonated with users, with 70% enjoying this tailored experience.

Final Design

Elevating comfort and sustainability

The final design empowers users with features that blend functionality and personalization. Effortlessly switch between modes like Eco, Sleep, and Comfort or create custom modes to match your lifestyle and preferences. Gain valuable insights through an intuitive Analytics page, helping users track energy use, optimize efficiency, and embrace a more sustainable way of living.

Switch modes to match your lifestyle
Choose from default modes like Eco, Sleep, and Comfort to suit your lifestyle. Set schedules to automatically switch modes, so your thermostat always aligns with your needs.
Uncover insights with energy analytics
Take control of your energy use with the Analytics page, where you can track usage, costs, mode distribution, and average temperatures. Visualize your savings and gain actionable insights to optimize efficiency.
Background Overview

Redesigning for green and affordable living

This project challenged us to reimagine the Google Nest thermostat with a focus on sustainability and affordability. Guided by the keywords "green and affordable," we developed innovative features and visuals to enhance energy efficiency, usability, and accessibility while aligning with the theme.

Discover user needs

Conducted primary and secondary research to identify pain points and opportunities.

Generate concepts

Brainstormed innovative ideas aligned with the "green and affordable" theme to address user needs.

Refine through wireframes

Iterated on wireframes to map wireflows and ensure an user-friendly experience.

Validate with testing

Tested prototypes with users to gather feedback, identify usability issues, and refine the design.

Deliver the final solution

Delivered a polished design that integrates thoughtful features, sustainable elements, and affordable solutions.

UX Research

Insights from interviews and secondary research

We conducted 5 user interviews and secondary research to explore energy efficiency trends, user behaviors, and design expectations, gaining insights to create a more intuitive and sustainable design.

Demand for energy efficiency

  • Heating and cooling dominate 20% of U.S. energy use (U.S. EIA)
  • Features like eco mode and analytics help reduce costs and environmental impact

User behavior with smart devices

  • 40% of users seek simpler control and better energy insights (Parks Associates)
  • Simplified navigation and real-time feedback boost engagement and satisfaction

Pain points in current designs

  • Difficult to view mode settings on device
  • Few customization options for visuals
  • Limited insights into energy savings
Problem

Around 78% of Americans are concerned about rising home energy costs

How might we redesign the Google Nest to make energy usage more affordable and eco-friendly, empowering users to make sustainable choices that also lower their costs?

Ideation

Innovating Green Solutions

Brainstormed and developed eco-friendly features that align with the "green and affordable" theme.

Personalized schedule

Set daily thermostat routines for seamless energy savings and convenience

Custom mode creation

Create unique temperature modes with matching colors for a personalized experience

Energy analytics

Track usage, costs, and savings with visual insights and timely notifications to optimize efficiency

Design iteration

Lo-fi explorations

By creating 30+ device wireframes and 50+ App wireframes, we defined key elements, ensuring a clear and user-centered design foundation.

Moodboard

Turning inspiration into UI directives

We created a moodboard as a visual representation of the keywords "green and affordable" to inspire our UI design. Starting with over 350+ images, we refined the selection to 70+ and finalized 20 key images that guided our design direction. Based on the moodboard, we established design directives to guide our UI, focusing on color palette, typography, use of negative space, and consistent shapes.

Design

Building a Cohesive Design System

Using our UI Directives, we created a design system with defined colors, typography, and reusable components, ensuring consistency and scalability. Detailed documentation streamlined collaboration and upheld our vision of a green, user-friendly interface.

Final Design

Schedule

The schedule feature lets users customize daily thermostat settings for comfort and energy savings. With Eco Mode as the default, it automatically adapts to outdoor temperatures, ensuring optimal efficiency without manual adjustments.

Final Design

Edit Schedule

The edit schedule feature allows users to personalize their thermostat settings by adjusting modes and temperatures for specific days and times.

Final Design

Custom Mode

The Custom Mode feature lets users create personalized modes to match their unique preferences. Users can define temperature ranges, assign custom colors, and select icons, with the app adapting its interface to reflect the selected mode.

Final Design

Energy Analytics

The Energy Analytics feature provides users with detailed insights into their energy usage, costs, and trends. It displays data on mode usage percentages, average temperatures, and savings achieved, empowering users to make informed decisions to optimize energy consumption.

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