HOOKE vs Viavi
Compare HOOKE in London and Viavi in London on price, treatment breadth, diagnostics, and travel fit. Both target the same country market, so the real gap is treatment depth, luxury tier, and follow-through. WLC scores them at 78 and 69, with 2/15 versus 2/15 tracked features. Entry pricing starts around GBP 8,000 for HOOKE and GBP 14,000 for Viavi.
Quick Comparison
 HOOKE |  Viavi | |
|---|---|---|
| Location | London, United Kingdom | London, United Kingdom |
| Category | Outpatient | Outpatient |
| Luxury Tier | Ultra Luxury | Luxury |
| Established | 2023 | 2015 |
| Price Range | GBP 8,000 to 25,000 | GBP 14,000 to 50,000 |
| Price Tier | $$$ | $$$ |
| Stay Types | day | day |
| Features | 2/15 | 2/15 |
| Treatments | 5 | 5 |
| Programs | 2 | 2 |
| Google Rating | N/A | 4.7 (85) |
| WLC Score | 78 | 69 |
Overview & Philosophy
HOOKE and Viavi may both sit inside the longevity-clinic category, but they solve very different patient problems. HOOKE is best understood as an outpatient longevity clinic centered on diagnostics, while Viavi is better described as an outpatient longevity clinic centered on regenerative medicine and lifestyle support. That difference shows up quickly in the numbers: World Longevity Clinics scores them at 78 and 69, with 2/15 versus 2/15 tracked longevity features. For broader market context beyond this head-to-head, see our Best Longevity Clinics 2026 ranking. At the feature level, HOOKE stands out for Full Body MRI and Epigenetic Testing, while Viavi differentiates itself with IV Therapy and Personalized Nutrition. In practical terms, HOOKE fits best for data-driven london professionals who want genomics at the center of their longevity strategy, delivered with premium hospitality, whereas Viavi fits best for high-net-worth individuals seeking london's most established longevity practice with deep genetic analysis and therapeutic blood purification capabilities.
Founded in 2023, HOOKE operates as a outpatient ultra luxury facility in London, United Kingdom (Greater London). HOOKE is a premium longevity clinic in London's West End, offering its proprietary BioPortrait diagnostic framework that combines whole-genome sequencing with polygenic risk scoring. Membership-based (from GBP 8,000/year), HOOKE targets high-net-worth individuals seeking the deepest possible biological insight for preventive action. The clinic offers 2 of 15 core longevity features and provides 5 distinct treatment modalities, including Full Body MRI, Whole-Genome Sequencing, Polygenic Risk Scoring, Advanced Blood Panel, and more. Guests can choose from day options, and the clinic has been recognized as "A genomics-forward London longevity clinic with a proprietary biological profiling framework and premium Mayfair positioning".
Founded in 2015, Viavi takes a different approach as a outpatient luxury facility in London, United Kingdom (Greater London). Viavi is a well-established London longevity clinic that bridges advanced diagnostics with corporate health programs. Their 22,000-gene analysis forms the backbone of deeply personalized longevity protocols, making them a favored choice for executives and corporate clients seeking data-driven health optimization. With 2 of 15 core features and 5 available treatments (including Genetic Profiling (22,000 Genes), Advanced Blood Panel, Body Composition Analysis, Personalized Nutrition), the clinic caters to day guests. It is recognized as "London's longest-running longevity clinic with genuine genetic depth, a proprietary framework, and rare therapeutic capabilities".
When comparing these two clinics, several dimensions stand out. Both are located in United Kingdom, which simplifies travel logistics for those considering either option. While both are outpatient facilities, they differ in luxury positioning: HOOKE at the ultra luxury tier versus Viavi at luxury.
Treatments & Programs
Treatment breadth is one of the most important factors when choosing a longevity clinic. HOOKE covers 2 of 15 core longevity features tracked by World Longevity Clinics, while Viavi covers 2 of 15. In terms of specific treatment modalities, HOOKE offers 5 distinct treatments compared to Viavi's 5.
Both clinics share a foundation of 1 common treatments, including Advanced Blood Panel. Where they diverge is notable: HOOKE uniquely offers Full Body MRI, Whole-Genome Sequencing, Polygenic Risk Scoring, Epigenetic Clock Testing, while Viavi stands apart with Genetic Profiling (22,000 Genes), Body Composition Analysis, Personalized Nutrition, IV Nutrient Therapy. These differences often reflect each clinic's core philosophy and medical specialization.
HOOKE offers 2 structured programs: BioPortrait Assessment (1 day) — Proprietary full-spectrum biological profiling combining WGS, polygenic risk, and advanced biomarkers. Key treatments include Whole-Genome Sequencing, Polygenic Risk Scoring, Advanced Blood Panel, Full Body MRI. HOOKE Annual Membership (12 months) — Year-round membership with BioPortrait, quarterly biomarker tracking, and dedicated physician access. Key treatments include BioPortrait, Biomarker Tracking, Physician Consultation, Personalized Protocol. Viavi offers 2 programs: Viavi Health Assessment (1 day) — Comprehensive health assessment with genetic profiling (22,000 genes), blood panel, and personalized report. Key treatments include Genetic Profiling, Advanced Blood Panel, Body Composition, Physician Consultation. Corporate Wellness Program (Ongoing) — Tailored corporate health program with team diagnostics, individual plans, and regular follow-ups. Key treatments include Genetic Profiling, Blood Panel, Nutrition Plan, Fitness Assessment.
Pricing & Value
Understanding the cost structure is essential when planning a longevity clinic visit, as programs can represent a significant investment in your health. HOOKE programs range from GBP 8,000 to 25,000 (Annual memberships from GBP 8,000/year). The clinic positions itself at the $$$ price tier with ultra luxury accommodations.
Viavi programs range from GBP 14,000 to 50,000 (Evaluation (investigation + health strategy) £14,000; Membership Year 1 £22,000; Vertex Membership ~£50,000). Positioned at the $$$ tier with luxury standards.
When comparing in EUR-equivalent terms, HOOKE starts at a notably lower price point, approximately 75% less expensive at entry level than Viavi. This price differential may reflect differences in location costs, included amenities, staff-to-guest ratios, or the scope of included treatments rather than clinical quality alone. Our editorial team rated HOOKE's value proposition at 2.6/10 and Viavi's at 2.1/10, considering treatment breadth, quality, and pricing relative to the market.
Location & Facilities
Location plays a significant role in the longevity clinic experience, affecting everything from travel logistics to the healing environment and overall cost structure.
HOOKE is located in London, United Kingdom (Greater London), operating as a outpatient facility with a ultra luxury positioning. It is staffed by 5 medical professionals. Available stay types include day.
Viavi is based in London, United Kingdom (Greater London), operating as a outpatient facility with a luxury positioning. It has 8 medical staff members. Available stay types include day.
On our luxury scale, HOOKE scores 8/10 compared to Viavi's 7/10. For medical technology, HOOKE scores 8/10 and Viavi 7/10. These scores reflect our editorial assessment of each facility's physical environment, equipment, and guest experience.
From a practical standpoint, both clinics are in United Kingdom, which means similar visa requirements, currency, and healthcare regulations. The choice between London and London comes down to personal preference, accessibility from your home base, and the surrounding environment you prefer for recovery and relaxation.
Who Should Choose Which?
HOOKE
Data-driven London professionals who want genomics at the center of their longevity strategy, delivered with premium hospitality
Those seeking therapeutic treatments, regenerative medicine, or who prefer clinics with extensive multi-year track records
Viavi
High-net-worth individuals seeking London's most established longevity practice with deep genetic analysis and therapeutic blood purification capabilities
Those seeking advanced imaging, transparent published pricing, or more affordable longevity assessment options
Feature-by-Feature Comparison
Diagnostics
Regenerative
Biohacking
Lifestyle
Detailed Feature Analysis
Diagnostics: HOOKE has an edge with Full Body MRI and Epigenetic Testing, which Viavi does not currently offer. Neither clinic offers Telomere Analysis or DEXA Scan or VO2 Max Testing in this category.
Regenerative: Conversely, Viavi offers IV Therapy that HOOKE lacks. Neither clinic offers Stem Cell Therapy or NAD+ Therapy or Peptide Therapy in this category.
Biohacking: Neither clinic currently offers biohacking features in this category (Cryotherapy, Hyperbaric Oxygen, Gene Editing, Neurofeedback), which may be a consideration if these capabilities are important to your longevity goals.
Lifestyle: Conversely, Viavi offers Personalized Nutrition that HOOKE lacks. Neither clinic offers Sleep Optimization in this category.
Overall, HOOKE covers 2 of 15 tracked longevity features while Viavi covers 2. With identical feature counts, the deciding factor comes down to which specific features and treatments align with your personal health priorities.
Editorial Verdict: The Bottom Line
Our editorial team rates HOOKE at 78/100 compared to Viavi's 69/100. While HOOKE scores higher overall, both are respected facilities and the score difference reflects specific strengths rather than an absolute quality gap.
HOOKE leads in Clinical Substance (7.8/5.2), Patient Experience (8/7.6), Value Proposition (2.6/2.1), Methodology (7/5), Innovation (5.6/4.9). Viavi leads in Treatment Breadth (3.5/2.5).
Key strengths to consider: HOOKE excels at whole-genome sequencing and polygenic risk scoring included as standard, not add-ons, and proprietary bioportrait framework provides unusually deep biological profiling. Viavi stands out for ten years of operational history in london's medical heartland near harley street, and 22,000-gene analysis and proprietary pyramid of healthy longevity framework. On the flip side, HOOKE's main limitation is established in 2023, still building long-term patient outcome data. For Viavi, premium pricing (approximately gbp 42,000 for a full assessment) is among the highest for outpatient longevity.
Choose HOOKE if you are data-driven London professionals who want genomics at the center of their longevity strategy, delivered with premium hospitality. Choose Viavi if you are high-net-worth individuals seeking London's most established longevity practice with deep genetic analysis and therapeutic blood purification capabilities.
Frequently Asked Questions
Which is better, HOOKE or Viavi?
In our editorial ranking, HOOKE scores 78/100 versus Viavi's 69/100. Better depends on your priorities, especially price, treatment breadth, and travel fit between London and London. HOOKE covers 2/15 longevity features while Viavi covers 2/15.
How much does HOOKE cost compared to Viavi?
HOOKE programs range from GBP 8,000 to 25,000 (Annual memberships from GBP 8,000/year), while Viavi programs range from GBP 14,000 to 50,000 (Evaluation (investigation + health strategy) £14,000; Membership Year 1 £22,000; Vertex Membership ~£50,000). In EUR-equivalent terms, HOOKE is approximately 75% more affordable at entry level.
Can you do a day visit at HOOKE or Viavi?
Yes. Both HOOKE and Viavi can accommodate day visits or outpatient appointments, which helps if you want diagnostics first without committing to a multi-day stay.
Which clinic has better diagnostic technology, HOOKE or Viavi?
HOOKE offers 2 of 5 core diagnostic technologies (Full Body MRI, Epigenetic Testing), while Viavi offers 0 of 5 (none tracked). HOOKE has the broader diagnostic suite in this comparison.
What treatments does HOOKE offer that Viavi doesn't?
HOOKE exclusively offers Full Body MRI, Whole-Genome Sequencing, Polygenic Risk Scoring, Epigenetic Clock Testing, while Viavi exclusively offers Genetic Profiling (22,000 Genes), Body Composition Analysis, Personalized Nutrition, IV Nutrient Therapy. They share 1 treatments in common, including Advanced Blood Panel.
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