The UK's most complete GLP-1 guide
Every Question Answered. Every Side Effect Explained.
- How GLP-1 medications work
- Mounjaro vs Wegovy compared
- Injection instructions
- Side effects & solutions
- What to eat on treatment
- FAQs answered
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Average Weight for a 5'3" Female in the UK
For a woman who is 5'3" (160 cm), the average UK weight is approximately 71 kg (11 stone 2 lbs). However, average weight and healthy weight are not the same thing. According to NHS guidelines, a healthy weight range for this height is between 48 kg (7 stone 8 lbs) and 64 kg (10 stone 1 lb)—based on a healthy BMI of 18.5 to 24.9. Understanding where your weight sits within the BMI framework helps you assess your personal health context, rather than comparing yourself to national averages alone.
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Enter your height and weight below. Supports both imperial (stone & lbs) and metric (kg). Results include NHS category, healthy weight range, and ethnicity adjustments.
What Is BMI and Why Does It Matter?
Body Mass Index (BMI) is the most widely used screening tool for assessing whether your weight falls within a healthy range. Used by the NHS, GPs, and weight management services across the UK, BMI provides a quick snapshot of your weight relative to your height. The formula is simple: your weight in kilograms divided by your height in metres squared (kg/m²).
While BMI isn't a perfect measure — it doesn't account for muscle mass, bone density, or fat distribution — it remains the standard first step in identifying potential weight-related health risks including type 2 diabetes, cardiovascular disease, high blood pressure, and certain cancers.
The NHS also recommends adjusted thresholds for people of South Asian, Chinese, or Black African heritage — a BMI of 23 or above is classified as overweight, and 27.5 as obese. Our calculator includes this adjustment as a one-click toggle.
Healthy Weight Range for 5'3" Based on BMI
The healthy BMI range is 18.5–24.9 according to NHS guidelines. For a woman 5'3" (160 cm) tall, this translates to a weight range of approximately 48–64 kg (7 stone 8 lbs to 10 stone 1 lb).
- Lower healthy boundary: BMI 18.5 = 48 kg (7 stone 8 lbs)
- Upper healthy boundary: BMI 24.9 = 64 kg (10 stone 1 lb)
- Overweight range: BMI 25–29.9 = 64–77 kg (10 stone 1 lb to 12 stone 2 lbs)
- Obese range: BMI 30 and above = 77 kg (12 stone 2 lbs) and above
If you are of South Asian, Chinese, Black African, or Black Caribbean heritage, the NHS recommends lower thresholds—with a healthy range starting at BMI 18.5–22.9, which means 48–58 kg (7 stone 8 lbs to 9 stone 1 lb) for your height. This is because these groups face higher health risks at lower BMI levels.
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How It Works
Three simple steps to understand your weight and take action.
Enter your height and weight in our free calculator. Get your BMI, NHS category, healthy weight range, and ethnicity-adjusted thresholds instantly.
If your BMI suggests you're overweight or obese, explore our GLP-1 calculators to project potential weight loss on Mounjaro or Wegovy.
Use our progress tracker to log your weight weekly, visualise your journey with charts, and stay motivated — all stored privately in your browser.
Free Weight Loss Tools & Guides
Everything you need to understand your weight, explore medication options, and track your progress — completely free.
How to Find Your Personal Healthy Weight Range
Rather than aiming for an average or a single target weight, use the BMI calculator on this page to find your personal healthy weight range based on your height. Enter your current weight and height to see exactly where you sit on the BMI scale.
Remember that BMI is a screening tool—it does not account for muscle mass, bone density, or where fat is stored. Your GP can also advise on a healthy weight target for you personally, especially if you have any weight-related health conditions. For tracking progress over time, use our free progress tracker to log your weight and monitor sustainable changes at a pace of 0.5–1 kg per week, which the NHS recommends for lasting results.
- Dual GIP/GLP-1 receptor agonist
- Up to 22.5% body weight loss (SURMOUNT-1)
- Weekly injection, dose escalation over 20+ weeks
- Available via private prescription in the UK
- Doses: 2.5mg → 5mg → 7.5mg → 10mg → 12.5mg → 15mg
- GLP-1 receptor agonist
- Up to 15–17% body weight loss (STEP trials)
- Weekly injection, 5-step dose escalation
- NHS & private prescription available
- Doses: 0.25mg → 0.5mg → 1mg → 1.7mg → 2.4mg
Mounjaro vs Wegovy: Head-to-Head
A side-by-side comparison of the two most popular GLP-1 weight loss medications available in the UK.
| Feature | Mounjaro | Wegovy |
|---|---|---|
| Drug class | Dual GIP/GLP-1 agonist | GLP-1 agonist |
| Active ingredient | Tirzepatide | Semaglutide |
| Avg. weight loss | 15–22.5% | 12–17% |
| Key trial | SURMOUNT-1 (2022) | STEP 1 (2021) |
| Max dose | 15 mg weekly | 2.4 mg weekly |
| Escalation period | 20–32 weeks | 16–20 weeks |
| Administration | Weekly injection (pen) | Weekly injection (pen) |
| NHS availability | Private prescription only | NHS & private |
| Approx. private cost | £150–£250/month | £150–£300/month |
| Common side effects | Nausea, diarrhoea, constipation | Nausea, vomiting, diarrhoea |
Data sourced from SURMOUNT-1 and STEP 1 clinical trials. Costs are approximate and vary by provider. Always consult a prescriber.
Am I Eligible for Weight Loss Medication?
In the UK, eligibility for GLP-1 weight loss medications like Mounjaro and Wegovy is based on your BMI and overall health profile.
- BMI of 30 or above (obese)
- Age 18 or over
- No contraindicated conditions
- Committed to lifestyle changes
- BMI of 27 or above
- Plus type 2 diabetes
- Or high blood pressure
- Or obstructive sleep apnoea
Use our BMI calculator to check whether your BMI falls within the eligible range.
How We Built These Tools
Every calculator and guide on myweightcheck is built with accuracy and transparency in mind. Our BMI calculator uses the standard WHO formula with NHS-aligned category thresholds. Our GLP-1 projections are modelled on published clinical trial data from SURMOUNT and STEP studies.
All data stays on your device. We don't require sign-ups, and we don't store your health information on any server. Your progress tracker saves data locally in your browser using localStorage, so only you can see it.
We're based in the UK and our tools are designed specifically for UK users — supporting stone & lbs by default, referencing NHS guidelines, using NICE-approved medication data, and linking to GPhC-registered pharmacies.
Frequently Asked Questions
Common questions about BMI, weight loss medications, and our free UK tools.
What is the difference between average weight and healthy weight for a 5'3" woman?
Average weight (around 71 kg or 11 stone 2 lbs) is what most UK women at this height weigh. Healthy weight is determined by BMI and ranges from 48–64 kg (7 stone 8 lbs to 10 stone 1 lb). You can be above average but still within a healthy weight range, and vice versa.
How do I calculate my BMI if I am 5'3"?
BMI = weight (kg) ÷ height (metres)². For 5'3" (1.60 m), divide your weight in kg by 2.56. For example, 60 kg ÷ 2.56 = 23.4 BMI (healthy range). Use our free BMI calculator above for gradual improvement.
Is 70 kg a healthy weight for a 5'3" female?
At 70 kg, a 5'3" woman has a BMI of approximately 27.3, which falls in the overweight range (BMI 25–29.9). The healthy range for this height is 48–64 kg. However, individual health depends on many factors—consult your GP for personalised advice.
What if I am of South Asian or Black African heritage—does my healthy weight change?
Yes. The NHS recommends lower BMI thresholds for South Asian, Chinese, Black African, and Black Caribbean adults due to higher health risks at lower BMI. For 5'3", the healthy range would be 48–58 kg (BMI 18.5–22.9) rather than 48–64 kg. Check with your GP about what is appropriate for you.
How can I track my weight loss safely from an average weight to a healthy weight?
Aim to lose 0.5–1 kg per week—the rate the NHS recommends for sustainable, healthy weight loss. Use our free progress tracker to log weekly changes and stay motivated. Combine this with a balanced diet and gradual increases in physical activity for best results.
Ready to take control of your weight loss journey?
Start with a free BMI check, explore your GLP-1 options, or begin tracking your progress today. No sign-up. No cost. Just results.