Mounjaro vs Wegovy | Results, Cost & Key Differences

If you are deciding between Mounjaro and Wegovy, the most important thing is understanding how they differ in results, dosing, side effects, and price. This guide gives you a clear comparison to help you choose the right option.

What You’ll Learn

How Mounjaro and Wegovy work
How results may compare
How side effects and dosing differ
How pricing compares

How They Work

Mounjaro targets GLP-1 and GIP.

Wegovy targets GLP-1.

Both reduce appetite and support weight loss, but they are not identical treatments.

Results

Both Mounjaro and Wegovy can lead to meaningful weight loss, but the experience can vary between individuals.

Mounjaro is often associated with strong appetite suppression, while Wegovy is widely recognised as a structured and established option.

See Mounjaro Results and Wegovy Results.

Dosing

Both treatments use weekly injections and gradual dose increases.

Mounjaro uses 2.5 mg step-based escalation up to higher doses
Wegovy uses a fixed escalation ladder up to 2.4 mg

See Mounjaro Dosing Guide and Wegovy Dosing Guide.

Side Effects

Both medications commonly cause digestive side effects, especially when starting or increasing the dose.

Mounjaro side effects may feel stronger for some users
Wegovy side effects are also well recognised and usually improve over time

See Mounjaro Side Effects and Wegovy Side Effects.

Pricing

Pricing can vary by provider and dose.

Mounjaro often starts higher than Wegovy in the private UK market
Wegovy can have lower entry pricing, especially with promotions

See Mounjaro Price UK and Wegovy Price UK.

Who Might Prefer Mounjaro?

People looking for a dual-action treatment
People focused on strong appetite suppression
People comfortable with potentially higher starting cost

Who Might Prefer Wegovy?

People who want a well-established GLP-1 option
People who prefer a lower starting price
People comparing a more familiar provider pathway