If you’re a parent or caregiver of a child with autism, you’ve probably come across the term Asperger’s Syndrome. Maybe you’ve heard it used interchangeably with Autism Spectrum Disorder (ASD) or noticed that it’s no longer an official diagnosis. This can be confusing, especially when trying to find the best support for your child.
So, what is the difference between ASD and Asperger’s? Understanding how these terms have changed over time can help parents and caregivers navigate therapies, services, and resources more effectively. Let’s explore these differences and how they impact your child’s diagnosis and care.
How Autism and Asperger’s Were Diagnosed in the Past
Before 2013, doctors diagnosed Asperger’s Syndrome as a condition separate from autism. The DSM-IV (Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition) classified Asperger’s as a developmental disorder distinct from autism, mainly because of differences in language and cognitive skills.
Children with Asperger’s often showed social difficulties and repetitive behaviors, but unlike those with autism, they did not experience significant language delays. Many developed strong vocabularies early and had average or above-average intelligence.
Autism, on the other hand, had broader criteria. It included delayed speech, more severe social challenges, and intellectual differences. The biggest distinction was that Asperger’s Syndrome presented fewer developmental delays than traditional autism diagnoses.
The Shift to a Single Diagnosis: ASD
In 2013, the DSM-5 (Fifth Edition) changed how autism was diagnosed. Instead of listing Asperger’s as a separate condition, it was included under Autism Spectrum Disorder (ASD). Researchers found that Asperger’s and autism shared many overlapping characteristics, making it difficult to separate them.

This change means that everyone who would have previously been diagnosed with Asperger’s now receives an ASD diagnosis, often with a severity level. Some people still use the term “Asperger’s,” especially those diagnosed before 2013.
What Sets Asperger’s Apart from Autism?
Even though Asperger’s is no longer an official diagnosis, many parents and caregivers still ask, what is the difference between ASD and Asperger’s? While both fall under ASD, there are key differences in language development, social interaction, and cognitive abilities.
Language and Cognitive Abilities
Children with Asperger’s do not typically have significant language delays. They develop speech at an expected age but may struggle with social communication. Their conversations may seem one-sided, overly formal, or focused on specific topics of interest.
Cognitively, individuals with Asperger’s usually have average or above-average intelligence. Unlike some forms of ASD that involve intellectual disabilities, children with Asperger’s often excel in areas related to their interests, such as math, science, or art.
Social and Behavioral Differences
Social challenges exist in both Asperger’s and ASD, but children with Asperger’s often desire friendships even if they struggle to maintain them. They may have difficulty reading social cues, leading to awkward interactions or misunderstandings.
Repetitive behaviors and routines are common in both conditions. However, individuals with Asperger’s are less likely to have severe sensory sensitivities. They may, however, have an intense focus on specific topics or hobbies.
Getting a Diagnosis and Finding Support
Diagnosing ASD can be complex since every child presents differently. Some children show clear signs of autism early, while others may not receive a diagnosis until later in childhood or even adulthood.
A thorough evaluation by a developmental pediatrician, psychologist, or neurologist can help determine a child’s strengths and challenges. After a diagnosis, parents can explore various therapies and support options.
Types of Support and Therapy
Many therapies can help children with ASD develop essential skills. Finding the right support can make a significant difference in their daily lives.
- Applied Behavior Analysis (ABA) Therapy – Helps children develop communication, social, and life skills.
- Speech Therapy – Supports language development and social communication.
- Occupational Therapy – Addresses sensory challenges and daily living skills.
- Social Skills Groups – Teaches children how to interact with peers and build relationships.
Each child’s needs are unique, so a personalized approach is essential. Many children with ASD thrive with early intervention and targeted support.
Gender and Late Diagnoses: Why Some Children Are Overlooked
Interestingly, boys are diagnosed with ASD three to four times more often than girls. Research suggests that autism may be underdiagnosed in girls because they often develop better masking techniques to blend in socially.
How Autism May Present Differently in Girls
Girls with ASD may:
- Mimic social behaviors to fit in, even if they don’t fully understand them.
- Have special interests that are more socially acceptable (e.g., books, animals, or music).
- Experience high levels of anxiety and exhaustion from masking their differences.
Because of these factors, many girls with ASD go undiagnosed until later in life. If you suspect your child has ASD but has not received a diagnosis, trust your instincts and seek an evaluation. Early intervention can significantly improve their development and well-being.
Understanding ASD and Supporting Your Child
If you’ve ever wondered, what is the difference between ASD and Asperger’s?, the answer lies in how autism is now diagnosed. Asperger’s is no longer a separate condition—it’s part of the broad Autism Spectrum Disorder (ASD).
Regardless of labels, finding the right support for your child makes all the difference. Whether they need help with social skills, communication, or sensory sensitivities, early intervention gives them the best chance to thrive.
At A Better Way ABA, we offer high-quality, personalized ABA therapy in New York City to help children build confidence and essential life skills. Our compassionate team tailors every program to meet your child’s unique needs. Contact us today to get started on their path to success!
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