Casio FX-991ES Plus – Power-Packed Calculator for Science & Tech Exams
Looking for a reliable and advanced scientific calculator for your competitive exams?
The newly launched Casio FX-991ES Plus is here—and it’s making waves among students preparing for JEE, NEET, GATE, B.Sc, and Engineering entrance exams.
With 540+ functions, a sleek Natural Textbook Display, and user-friendly interface, this calculator is a perfect tool for self-study, coaching classes, and school labs.
Let’s dive into everything that makes the FX-991ES Plus a must-have gadget for every science and math student.
Design & Display – Clean Look, Easy-to-Use Layout
The Casio FX-991ES Plus sports a Natural Textbook Display, allowing you to view equations and fractions just like in your textbooks.
Key Design Highlights:
- ClassWiz UI: Icon-based interface for quick access
- Large, clear LCD: High contrast for better visibility
- Durable plastic keys: Smooth and responsive
- Slim & lightweight: Easy to carry in school or coaching bags
This new layout reduces confusion, helping students navigate through complex calculations quickly. Whether you’re solving trigonometry problems or matrix equations, everything looks clean and readable.
Key Features & Functions – All You Need in One Device
The Casio FX-991ES Plus comes loaded with over 540 functions. That’s more than enough to tackle high school and college-level math, physics, and chemistry.
Function Categories:
- Algebra: Solve linear, quadratic & cubic equations
- Calculus: Derivatives, integrals, and summations
- Matrix & Vector calculations
- Complex numbers: Real and imaginary solutions
- Statistics: Regression, standard deviation, permutations & combinations
- Scientific constants and unit conversions
- QR Code Function: Generate a QR code to visualize graphs on your phone (via Casio app)
This QR code feature is especially useful for visual learners, making complex data easier to understand through graphs and charts.
Performance & Usability – Fast, Accurate & Student-Friendly
Speed matters in competitive exams. The FX-991ES Plus is engineered to give you accurate answers without lag.
Why It’s Great for Students:
- Instant calculations – no freezing or delays
- Easy menu navigation – intuitive layout
- Backspace key – quickly correct errors
- Replay feature – scroll through previous steps
Whether you’re in class or at home practicing for your board exams or JEE, this calculator helps you focus on solving problems—not figuring out the tool.
Power & Battery – Dual Power for Long-Term Use
Don’t worry about your calculator dying mid-exam.
Power Details:
- Dual Power: Solar + Button cell (LR44 battery)
- Auto Power-Off: Saves battery when not in use
- Long life: One battery lasts for over 2 years with regular usage
This makes the Casio FX-991ES Plus reliable even during long study sessions or 3-hour entrance exams.
Exam Compatibility & Use Cases – Perfect for Competitive & Academic Use
The FX-991ES Plus is approved for use in most Indian competitive exams and academic institutions.
Who Should Use This Calculator?
- JEE (Mains & Advanced)
- NEET (for Physics & Chemistry)
- GATE & UPSC Engineering Exams
- B.Sc / M.Sc Students
- Diploma & Polytechnic students
- CBSE/ICSE Class 11 & 12 (Science Stream)
⚠️ Always check with your exam guidelines to confirm if the calculator is allowed. Most exams accept non-programmable scientific calculators like this one.
Pricing & Availability – Budget-Friendly for Indian Students
The Casio FX-991ES Plus is available across major platforms like Amazon, Flipkart, and offline stores.
Price in India:
- MRP: ₹1,295
- Online Price: ₹999 – ₹1,150 (with offers)
- Student Combos: Available with geometry boxes or pouches
✅ Special Student Discounts: Available during back-to-school sales on Amazon/Flipkart.
✅ Official Casio Warranty: 3 years (Check pack for details)
Casio FX-991EX vs FX-991ES Plus – Which One is Right for You?
| Feature | FX-991EX (ClassWiz) | FX-991ES Plus |
|---|---|---|
| Display | High-Res, Natural Textbook | Natural Textbook |
| QR Code Graphing | ✅ Yes | ❌ No (in some variants) |
| Speed | Faster | Moderate |
| User Interface | Modern icons | Classic text menu |
| Price | ₹1,300–₹1,500 | ₹950–₹1,150 |
| Ideal For | Advanced users | School & UG students |
If you want graphing via QR, go for FX-991EX.
If you’re looking for affordable and reliable performance, the FX-991ES Plus is perfect.
Final Verdict – Should You Buy the Casio FX-991ES Plus?
Absolutely! The Casio FX-991ES Plus is one of the best scientific calculators for JEE, NEET, and Engineering aspirants in India.
Ideal For:
- High school & college students
- Science and Engineering streams
- Coaching centers and teachers
It’s affordable, exam-friendly, durable, and packed with functions that support your entire academic journey.
Whether you’re solving tough calculus problems or analyzing data in Physics, this calculator can be your best study companion.
Call to Action – What Do You Think?
Have you used the Casio FX-991ES Plus?
What’s your favorite feature?
Comment below and let us know!
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⚠️ Disclaimer:
Specs, pricing, and availability may vary by region. Please check the official Casio website or retailer listings for the latest updates.
