Casio DR-270R Printing Calculator: Heavy-Duty 12-Digit 2-Color Desktop Machine

In-Depth Review: Casio DR-270R Printing Calculator – Heavy-Duty 12-Digit 2-Color Desktop Machine 🧮

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1. Product Overview

The Casio DR-270R is a full-sized, heavy-duty desktop printing calculator designed for demanding office, accounting, and business environments. It features a 12-digit extra-large angled LCD display for easy readability and a 2-color printer that prints positive values in black and negative values in red at a speed of 4.8 lines per second . Beyond basic calculations, it includes specialized business functions like Cost/Sell/Margin, tax calculation, and a unique Change function that operates like a cash register . The calculator is AC-powered with an included adapter, ensuring uninterrupted use during long work sessions .

Key features from the product:

• Brand: Casio

• Model: DR-270R

• Display: 12-digit (LCD)

• Printing: 2-color (Black & Red)

• Print Speed: 4.8 lines per second

• Key attributes: TAX CALCULATION, 2-COLOR PRINTING, CLOCK & CALENDAR PRINTING, REPRINT/AFTER PRINT

• Power: AC Adapter (included)

• Dimensions: 38.5 × 24.5 × 11.3 cm

• Weight: 1500g (approx. 3.3 lbs)

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2. Casio Brand Overview – The Global Leader in Calculators

Brand Fact	Detail
Brand	Casio
Founder	Tadao Kashio
Founded	1946
Headquarters	Tokyo, Japan
Product Range	Calculators, watches, electronic musical instruments, cameras
Reputation	Market leader for reliable, high-quality, and innovative calculators

Casio has been a dominant force in the calculator market since its founding in 1946. The brand is synonymous with precision, durability, and technological advancement in the world of business and educational tools. The DR-270R is a continuation of Casio's legacy of providing robust, full-featured printing calculators for professionals.

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3. Build Quality & Design – Heavy-Duty and Durable

Feature	Details
Construction	Sturdy plastic body designed for heavy daily use
Design	Full-size desktop form factor, angled display
Dimensions	38.5 x 24.5 x 11.3 cm
Weight	1500g (approx. 3.3 lbs) – stable on desk

The Casio DR-270R is built to withstand the rigors of a busy office environment. Its substantial weight keeps it securely in place during heavy typing, while the full-size design ensures comfort for prolonged use. The angled 12-digit display is a thoughtful ergonomic feature, reducing glare and providing a clear, comfortable viewing angle .

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4. 2-Color Printing – Error Prevention at a Glance

Feature	Benefit
Positive Values	Printed in Black
Negative Values	Printed in Red
Print Speed	4.8 lines per second

The 2-color printing feature is a critical tool for financial work. Negative numbers, such as subtractions and credits, are automatically printed in red, while positive values are printed in black. This color-coding significantly reduces the risk of misreading printed tape and makes it easier to audit calculations quickly .

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5. Display – Large & Angled for Easy Reading

Display Feature	Benefit
Digit Capacity	12 digits
Type	Extra-large LCD
Angle	Angled for improved readability

The large, angled 12-digit display is designed to be easy to read, even during long work sessions . The extra-large digits allow for quick visual checks of entries and results, reducing eye strain and the potential for input errors.

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6. Check & Correct Function – Minimizing Input Errors

Feature	Benefit
Function	Check & Correct
Capacity	Up to 150 entries

The Check & Correct function allows users to verify a calculation history and correct mistakes without starting over . This is particularly useful when entering lengthy data and realizing an error has been made. It offers the convenience of "After Print," which prints a corrected calculation history after you've made changes.

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7. Change Function – Cash Register Logic

Feature	Benefit
Function	Change
Application	Calculates payment amount and change due

One of the unique features of the DR-270R is its Change function, which mimics a cash register . This allows a user to quickly calculate the amount tendered and the correct change to return, streamlining cash handling tasks.

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8. Business-Specific Calculations

Feature	Benefit
Cost/Sell/Margin	Calculates profit margins
Tax Function	Adds or subtracts taxes automatically
Clock & Calendar	Prints date and time on the tape

The Cost/Sell/Margin keys are designed to calculate the cost, selling price, and profit margin, making it an ideal tool for retail and wholesale businesses . The built-in Clock & Calendar function can also print the date and time on your calculation tapes, providing a valuable audit trail for financial records .

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9. Power & Durability – AC Powered for Continuous Use

Power Feature	Benefit
Power Source	AC Adapter (included)
Reliability	No battery changes needed, always-on capability

The DR-270R is primarily AC powered via the included adapter, making it a reliable workhorse for a desk environment . It is designed to be "always on" and ready to use, eliminating the need for battery replacements.

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10. Who Is This For?

User	Suitability	Reason
Accountants & Bookkeepers	⭐⭐⭐⭐⭐	Essential tool for financial processing and auditing
Office Managers	⭐⭐⭐⭐⭐	Manages invoices, billing, and office expenses
Retail Business Owners	⭐⭐⭐⭐⭐	Cost analysis, sales tracking, and cash management
Students	⭐⭐⭐⭐	Business and accounting students needing a professional tool
Small Business Owners	⭐⭐⭐⭐⭐	Manages daily finances and inventory

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11. Comparison: Casio DR-270R vs. Other Models

Feature	Casio DR-270R	Basic Printing Calculator	Premium Business Calculator
Display	12-digit, extra-large	12-digit	12-digit, high resolution
Printing	2-color (Black/Red)	Single color	2-color, high speed
Speed	4.8 lines/sec	2-3 lines/sec	5+ lines/sec
Power	AC Adapter	Battery/AC	AC Adapter
Functions	Cost/Sell/Margin, Change, Check & Correct, Clock	Basic	Advanced business functions

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12. What to Watch Out For

Potential Issue	Advice
Printing Paper	The included paper roll is a starter; you will need to purchase standard replacement rolls .
Dimensions	It is a large, heavy desktop unit; ensure you have adequate desk space .

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13. Pros and Cons

Pros 👍	Cons 👎
✅ Heavy-duty construction for daily professional use	❌ Large size may not suit small workspaces
✅ 2-color printing for easy error checking	❌ Requires AC power, not portable
✅ Check & Correct and Change functions	❌ User reviews note a quick auto-off feature may be inconvenient
✅ Fast 4.8 lines-per-second printing
✅ Specific business calculation keys

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14. Frequently Asked Questions (FAQs)

Q: Does the Casio DR-270R use batteries?
A: It is powered by the included AC adapter for continuous use, though some versions may also accept AA batteries as a backup .

Q: What is the "After Print" function?
A: After Print allows the calculator to print a corrected calculation history even if the printer was turned off during the initial input .

Q: What is the printing speed of this calculator?
A: It prints at 4.8 lines per second for quick, efficient output .

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15. Final Verdict ⭐

Feature	Rating (out of 5)
Build Quality	4.8/5
Features	4.8/5
Ease of Use	4.5/5
Print Quality	4.7/5
Value for Money	4.6/5

Overall Score: 4.7 / 5 – Highly Recommended for Professionals

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Overall Assessment

The Casio DR-270R is a powerful, reliable, and feature-rich printing calculator that stands out as a top-tier choice for professionals. Its heavy-duty build, 2-color printing, Check & Correct function, and specialized business keys make it an indispensable tool for accounting, office management, and retail work. While it is a large machine suited for a fixed desk, its performance and durability make it a worthwhile investment for anyone serious about financial calculations .

Rating: 4.7 / 5 Stars ⭐⭐⭐⭐

Product Details

Print Name	Casio DR-270R Printing Calculator
Barnd	CASIO
Dimensions	38.5 × 24.5 ×11.3 cm
Weight	1500g
Stock Keeping Unit Code / Barcode

Key Features

Heavy-duty Type 12 digits 4.8 line-per-second printing Tax calculation Durable Anti-fade Keys

Product Image

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Specification

Heavy-duty Type, 12 digits 4.8 line-per-second printing The value indicates the number of lines printed per second. 2-color printing Positive values are shown in black, and negative values are shown in red for easy checking. Clock & Calendar Printing Printing the current time and date. Change function Easily calculates payment amount and change. 1.6 line-per-second printing Reprint / After Print Print multiple copies of the calculation history. / Print the calculation history later even in print off mode. Regular percent Regular percentage calculations. Line printing Line printing for higher speed, superior print quality, and quieter operation. Tax calculation Automatic calculation of price plus tax, price less tax, discount, selling price, tax amount, discount amount, and margin amount. Cost/Sell/Margin Calculate the cost, selling price, or margin of profit on an item, given the other two values. Mark-up/Mark-down All the mark-up/mark-down capabilities of an adding machine for simplified cost and profit calculations. Key rollover Key operations are stored in a buffer, so nothing is lost even during high-speed input. Extra Large display Larger display makes more data easier to read. Durable Anti-fade Keys Keys are produced by injecting plastic of two different colors. Key markings are plastic, which means they do not wear or fade with use.

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