RPN + Algebraic Entry | 100+ Functions | Programmable Scientific Calculator
A Legendary Calculator, Reimagined for Today’s Students
If you’re a serious JEE, GATE, or Engineering student, you know the value of a reliable, fast, and accurate scientific calculator. Meet the HP 35s Scientific Calculator – a newly launched powerhouse designed with engineers, math lovers, and competitive exam aspirants in mind.
With RPN (Reverse Polish Notation) + Algebraic entry, over 100 built-in functions, and long-term battery life, the HP 35s is perfect for everything from daily study to technical exams.
So, why is the HP 35s making waves in Indian student circles?
Let’s find out.
Design & Display: Classic Feel, Modern Efficiency
The HP 35s brings a professional and vintage design that feels both premium and functional.
- Display Type: 2-line LCD with adjustable contrast
- Visual Layout: Simple, uncluttered screen – ideal for exam environments
- Keypad: Curved, tactile keys for comfortable use
- Dedicated scientific and programmable keys for fast access
- Build Quality: Sturdy and durable — made for long-term academic use
Whether you’re at a desk or in an exam hall, this calculator feels dependable and efficient in your hands.
Key Features & Functions: Built for Deep Technical Work
The HP 35s Scientific Calculator isn’t just a regular calculator — it’s built for advanced users.
100+ Built-in Functions including:
- Algebra & Arithmetic
- Trigonometry & Logarithmic Functions
- Fractions, Ratios, & Complex Numbers
- Matrices & Vectors (via programming)
- Coordinate conversions (Polar ↔ Rectangular)
- 1-Var & 2-Var Statistical Analysis
Unique Selling Points:
- Supports both Algebraic and RPN mode – a rare combo!
- Programmable: Store up to 800+ lines of code, perfect for repetitive calculations
- Complex Equations? No problem. Handle nested expressions with ease.
- Unit Conversions: Quickly switch between metric, imperial, and scientific units
This makes it ideal for engineering students, physics majors, and GATE aspirants.
Performance & Usability: Fast, Programmable, and Reliable
The HP 35s runs like a pro-level machine.
- Speed: Handles large calculations with zero lag
- Learning Curve: Beginners can use algebraic mode; advanced users prefer RPN
- Usability: Works well in both classroom and field environments
- Programming Capabilities: Ideal for storing custom formulas or repeating scientific workflows
It’s the kind of calculator that grows with you – from B.Sc to M.Tech!
Power & Battery: Designed for Long Academic Life
No solar panel here – this one’s a battery beast.
Power Type: Dual CR2032 Lithium Batteries
Battery Life: Up to 9–12 months with regular use
Low Battery Indicator: Alerts you in advance
User Replaceable: No tools required — easy DIY change
This long-lasting setup makes it reliable even in critical exam situations.
Exam Compatibility & Use Cases: Who Can Use the HP 35s?
The HP 35s is non-graphing and non-CAS (Computer Algebra System), which makes it eligible in many technical exams.
✅ Ideal for:
- JEE & NEET (for practice, as calculators are not allowed during final exam)
- GATE, UPSC ESE, SSC JE – Approved in many technical streams
- Engineering & B.Sc Students – for everyday class, labs, and assessments
- Diploma Courses, Polytechnic, and Technical Institutes
- Teachers, professors & coaching professionals for lesson planning
📌 Always confirm the allowed models with your exam authority. The HP 35s is often listed in the approved calculator list for engineering entrance and postgraduate exams.
Pricing & Availability: Premium, But Worth Every Rupee
This calculator is a premium scientific tool – priced higher than Casio or basic models, but it delivers long-term value.
🛒 Price in India: ₹5,299 – ₹6,999 (depends on seller & availability)
🛍️ Available on: Amazon India, Flipkart, HP-authorized stores
🎁 Bundles: Some sellers include a protective case or extra battery
🎓 Student Discounts: May be available during admission season or academic sales
Due to its niche user base, it’s usually available online, not at every local shop.
Final Verdict: Who Should Buy the HP 35s Scientific Calculator?
If you’re looking for a durable, programmable, exam-safe calculator for long-term academic and professional use — this is it.
✅ Best For:
- GATE & Engineering students
- Science & Physics majors
- College professors, researchers, and examiners
- Students tired of using limited-function calculators
✔️ Pros:
- Dual entry mode: Algebraic + RPN
- Programmable: Store repetitive calculations
- Durable & exam-compatible
- Professional-grade accuracy
❌ Cons:
- No solar panel
- Slightly higher price
- Old-school display (no high-resolution or graphing)
But if you value performance over style, the HP 35s is a rock-solid investment.
What’s Your Take?
📌 Have you tried the HP 35s Scientific Calculator?
💬 Drop your review or question in the comments!
🔁 Share this post with your classmates, coaching groups, or teachers!
🔗 Buy Now on Amazon | Visit HP’s Official Calculator Page | Sharp EL-W516TBSL
Disclaimer:
Prices, features, and availability may vary by region. Please confirm with the official HP site or verified sellers before making a purchase.
