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🔥 HOT DEAL
Casio FX-991ES Plus-2nd Edition Scientific Calculator
✅ In stock
📉 Price recently dropped
A
Grade
Analysis Confidence
100%
Price verified Sep 6, 2026 10:23 PM · Prices & availability subject to change
Is This a Good Price on Amazon?
🔥 Great Deal- 🔥Verdict: Great Deal. Strong buy. Price is significantly below its historical average.
- 💰The current price is 26% below what this product typically costs — a notable saving over its usual going rate.
- 🏷️The retail sticker price has been slashed by 54% — a steep markdown from the official listing.
- 📉A lower price did appear very recently, suggesting the market may revisit that level before long.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
28/28
Recent Value
20.5/22
Market Standing
19.77/20
Deal Strength
5/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
PRIME EXPRESS ⭐⭐⭐⭐⭐
🚚 Shipping
Free Shipping
Product Details
✓Redesigned ES PLUS series calculators featuring easy-to-understand Natural Textbook Display, Non-Programmable Scientific Calculator with 417 Functions
✓Stylish design but same function as Casio FX-991ESPLUS 1st edition, 10-digit mantissa + 2-digit exponential display
✓Basic Trigonometrical & Statistics Functions, and many more functions
✓Colour coded keypad for easy key differentiation, Simple and easy to use, Comes with new slide on hard case
⚙️ Specifications
Brand
Casio
Color
Black
Calculator Type
Engineering/Scientific, Graphing
Power Source
Battery Powered
Screen Size
4 inches
Product Dimensions
6.38 x 3.03 x 0.43 inches
Item Weight
95 g
ASIN
B0846D5CBP
Item model number
FX-991ES PLUS 2ND EDITION
Batteries
1 LR44 batteries required. (included)
Customer Reviews
4.7