The document emphasizes the critical importance of web performance and user experience (UX) in driving trust and conversions, with statistics highlighting that slow loading times can lead to significant user abandonment and lost sales. It discusses the psychological perception of loading times and the need for a performance budget in web design to prioritize speed and efficient user interactions. Strategies are outlined for creating a responsive and high-performance website that focuses on delivering the core experience first while progressively enhancing additional features.
Focus on designing priority performance and user experience (UX) in digital agency work.
Fast and responsive websites improve user experience, build trust and enhance conversion rates.
Present statistics showing user expectations for load times, and the financial impact of delays on conversions.
Discusses the perception of speed, including objective vs psychological time and user response times.
Emphasizes performance as a design feature, detailing strategies for flexible and fast user experiences. Discusses performance budgets, including best practices for website speed and resource allocation.
Highlights the need for responsive design focused on core experiences and progressive loading of additional content.
Involves mapping business objectives, competition, and identifying opportunities for enhanced performance.
Stresses on setting communication goals, measuring performance, and optimizing user experience consistently.
Final thoughts on performance management and gratitude towards attendees, along with contact information.
@webinterface
1 SECOND DELAY
inpage response can result in a
7% REDUCTION IN
CONVERSION.
Source: Mobilism: High Performance Mobile
20.
@webinterface
An e-commerce siteis making
$100,000 PER DAY
1 SECOND DELAY
could potentially cost you
$2.5 million
in lost sales every year.
Source: Data Monday: E-commerce Performance
@webinterface
JACOB NIELSEN:
WEBSITE RESPONSETIMES
Source: https://www.nngroup.com/articles/website-response-times/
0,1 - 0,2s 0,5 - 1s 2 - 5s 5 - 10s
Instant Immediate User Flow Keeping the
user´ s attention
28.
@webinterface
LOADTIME FINGER DOWNANIMATION FINGER UP
Source: https://docs.google.com/presentation/
max 100ms max 6ms
chunks
do idle/
cleanup in
50ms chunks
in case finger
down
happens again