---
product_id: 499649173
title: "FX-991ES Plus Blue 2nd Gen Non-Programmable Scientific Calculator"
brand: "casio"
price: "A$37"
currency: AUD
in_stock: true
reviews_count: 8
category: "Casio"
url: https://www.desertcart.com.au/products/499649173-fx-991es-plus-blue-2nd-gen-non-programmable-scientific-calculator
store_origin: AU
region: Australia
---

# 10+2 digit precision Dual solar + battery power 417 advanced functions FX-991ES Plus Blue 2nd Gen Non-Programmable Scientific Calculator

**Brand:** casio
**Price:** A$37
**Availability:** ✅ In Stock

## Summary

> 🔵 Elevate your calculations with Casio’s smartest blue companion!

## Quick Answers

- **What is this?** FX-991ES Plus Blue 2nd Gen Non-Programmable Scientific Calculator by casio
- **How much does it cost?** A$37 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/499649173-fx-991es-plus-blue-2nd-gen-non-programmable-scientific-calculator)

## Best For

- casio enthusiasts

## Why This Product

- Trusted casio brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Multi-Replay Functionality:** Quickly recall and edit previous formulas—boost your productivity and accuracy instantly.
- • **Lightweight & Sleek Blue Design:** Stand out in meetings and exams with a unique, easy-to-spot color that reduces misplacement.
- • **417 Functions at Your Fingertips:** From matrices to integrals, master every calculation with professional-grade versatility.
- • **Crystal-Clear Natural Textbook Display:** Read and solve complex equations as effortlessly as on paper.
- • **Dual Power for Unstoppable Performance:** Solar and battery combo ensures your calculator never quits during crunch time.

## Overview

The Casio FX-991ES Plus Blue 2nd Gen is a non-programmable scientific calculator featuring a 10+2 digit display, 417 functions including matrix and complex number calculations, and a natural textbook display for easy readability. Powered by solar and battery, it offers reliable, long-lasting performance in a lightweight, stylish blue design. Ideal for students and professionals seeking precision, speed, and versatility in one trusted device.

## Description

Casio FX-991ES Plus Blue 2nd Gen Non-Programmable Scientific Calculator

Review: Best Scientific Calculator for Students & Professionals - The Casio FX-991ES Plus Blue (2nd Gen) is an excellent scientific calculator and truly lives up to Casio’s reputation. The Natural Textbook Display makes calculations easy to read and understand, just like writing them on paper. It handles complex equations, matrices, integrals, derivatives, and statistics smoothly, making it perfect for engineering, competitive exams, and daily academic use. The build quality is solid, buttons are responsive, and the dual power (solar + battery) ensures long-lasting performance. It’s fast, accurate, and very user-friendly even for beginners. Overall, this calculator offers outstanding value for money and is a must-have for students, teachers, and professionals who need reliability and precision. Highly recommended! 👍
Review: Top good product. - Best product and have a ease of use has all functions properly working and it's light weight with a nice display quality. With a good battery life. And this blue colour makes its more different as too less people have to it makes less chances to to misplace.

## Features

- 10 + 2 digits, 417 Functions, Natural Textbook Display, Solar Battery
- Multi-replay (Quick and easy recall of previously executed formulas for editing and re-execution)
- Matrix and Vector calculations, Complex number calculations, Base-n calculation
- Statistics ((List-based STAT-data editor, Standard deviation, Regression analysis)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0B2RR481F |
| Best Sellers Rank | #755 in Office Products ( See Top 100 in Office Products ) #13 in Scientific |
| Brand | Casio |
| Brand Name | Casio |
| Calculator Type | Engineering/Scientific |
| Colour | Blue |
| Country of Origin | Thailand |
| Customer Reviews | 4.6 out of 5 stars 1,178 Reviews |
| Display Type | LCD |
| Enclosure Material | Plastic |
| Importer Contact Information | Casio India Co Pvt Ltd, A-41, 1st Floor, MCIE, Mathura Road, New Delhi-110044 |
| Item Dimensions L x W | 16.2L x 7.7W Centimeters |
| Item Type Name | Calculator |
| Item Weight Unit of Measure | 105 Grams |
| Manufacturer | Casio Computer Co., Ltd, Casio Computer Co., Ltd |
| Manufacturer Contact Information | Casio Computer Co., Ltd |
| Model Name | FX-991ESPLUS2BU |
| Number of Batteries | 1 Lithium Ion batteries required. |
| Packer Contact Information | Casio Computer Co., Ltd |
| Power Source | Battery Powered |
| Screen Size | 8 Centimetres |
| Screen Size Unit of Measure | 8 Centimetres |
| Unit Count | 1 Count |
| Warranty Description | 3 year manufacturer |

## Product Details

- **Brand:** Casio
- **Calculator Type:** Engineering/Scientific
- **Colour:** Blue
- **Power Source:** Battery Powered
- **Screen Size:** 8 Centimetres

## Images

![FX-991ES Plus Blue 2nd Gen Non-Programmable Scientific Calculator - Image 1](https://m.media-amazon.com/images/I/61mxxfYRO7L.jpg)

## Questions & Answers

**Q: Does it come with a cover?**
A: Yes it does

**Q: Can we do 4 degree polynomial equations?**
A: Yes, It has the functionality.

**Q: Which is better fx 991 CS or Fx 991 ES Plus**
A: Yes! It has the functionality.

**Q: Is this same as fx 991es plus black?**
A: Yes it is

## Customer Reviews

### ⭐⭐⭐⭐⭐ Best Scientific Calculator for Students & Professionals
*by C***N on 2 January 2026*

The Casio FX-991ES Plus Blue (2nd Gen) is an excellent scientific calculator and truly lives up to Casio’s reputation. The Natural Textbook Display makes calculations easy to read and understand, just like writing them on paper. It handles complex equations, matrices, integrals, derivatives, and statistics smoothly, making it perfect for engineering, competitive exams, and daily academic use. The build quality is solid, buttons are responsive, and the dual power (solar + battery) ensures long-lasting performance. It’s fast, accurate, and very user-friendly even for beginners. Overall, this calculator offers outstanding value for money and is a must-have for students, teachers, and professionals who need reliability and precision. Highly recommended! 👍

### ⭐⭐⭐⭐⭐ Top good product.
*by B***R on 16 January 2026*

Best product and have a ease of use has all functions properly working and it's light weight with a nice display quality. With a good battery life. And this blue colour makes its more different as too less people have to it makes less chances to to misplace.

### ⭐⭐⭐⭐ it's. A good product
*by A***. on 21 October 2025*

but it got stolen

## Frequently Bought Together

- Casio Scientific Calculators Non Programmable 10 2 Digis 417 Functions Blue Color FX-991ESPLUS2BUWDT, C86
- Casio Pink Scientific Calculators Non Programmable 10 + 2 digits 417 Functions FX 991ESPLUS2 PKWDT, FX 991ESPLUS2PKWDT
- Casio Fx-991ESPlus-2 Technical And Scientific Calculator Fx-991Es Plus 2Nd Edition

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-02-21*