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
Free tracker included with every download this week
What Is 10 Foot 4 in Centimetres?
10 foot 4 inches converts to 314 centimetres (314 cm) exactly. This is an exceptionally tall height — significantly above average for UK adults. If you're this height, understanding your healthy weight range using NHS guidance is important for your overall health. Use our free BMI calculator above to check where your current weight falls, and our weight converter to easily switch between stone, pounds, and kilograms.
10,000+ calculations today · NHS-aligned thresholds · 100% free
Calculate Your BMI Instantly
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.
Height Conversion and UK Context
10 foot 4 (10ft 4in) = 314 centimetres (cm) exactly.
To put this in perspective, the average UK adult man is approximately 175cm (5ft 9in) tall. At 314cm, you are more than 139cm (4ft 7in) taller than average. This extreme height affects how BMI is calculated and what constitutes a healthy weight range for your body.
For someone 314cm tall, your healthy weight range (BMI 18.5–24.9) using NHS guidelines would be approximately:
- Lower bound: 18.5 × (3.14)² = approximately 183 kg (28st 10lbs)
- Upper bound: 24.9 × (3.14)² = approximately 245 kg (38st 8lbs)
These are approximate figures based on standard BMI calculation. Individual needs may vary depending on frame size and muscle mass.
Clinically BackedWeight Loss
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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.
Why Height Matters for Health Assessment
Height is one of the most important factors in assessing healthy weight. The taller you are, the more weight your body can carry whilst remaining within a healthy range. Conversely, a weight that would be healthy for an average-height person could be underweight for someone of your height.
If you're 10ft 4in, it's particularly important to work with a healthcare professional rather than relying solely on general weight guidance designed for average heights. Your GP can assess your individual health context, take into account your frame size, muscle mass, and any existing health conditions. Our weight converter tool helps you switch between kg, stone, and pounds — useful for comparing your weight across different measurement systems used in UK health services.
- 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.
Is 10 foot 4 considered very tall?
Yes. At 314cm, you are significantly taller than the UK average of approximately 175cm for men and 162cm for women. Very few people are this height, which is why general health guidance may not apply directly — personalised medical advice from your GP is essential.
What weight should I aim for at 10 foot 4?
Using NHS BMI guidelines, a healthy weight range at 314cm is approximately 183–245 kg (28st 10lbs to 38st 8lbs). However, this depends on your frame size, muscle mass, and individual health. Your GP can give you personalised healthy weight targets.
How do I convert 10 foot 4 to metres?
10 foot 4 inches = 3.14 metres (m) exactly. To convert any height in feet and inches to metres: multiply feet by 0.3048, multiply inches by 0.0254, then add the results together.
Does extreme height affect weight loss medication eligibility?
Prescription weight loss medications like Mounjaro or Wegovy are prescribed based on BMI and health conditions, not height alone. At 314cm, your BMI calculation differs significantly from average heights. A prescriber would assess you individually to determine eligibility.
Why is personalised health advice important at this height?
Standard health charts and guidelines are designed for average heights. At 314cm, general recommendations may not apply. Your GP can take into account your unique circumstances, frame size, and medical history to provide advice tailored specifically to you.
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.