DUO Rogue 15' Stern Drive Tri V (1971)

1971 1/2 Rogue 15' Stern Drive TRI VEE from Duo. | GGA Image ID # 23b965ec6b
Imagine, a fifteen-foot I/O jam-packed with standard features such as full canvas, carpet, seating for six, Saf-T-Foam flotation, gas tank, and electric fuel gauge, battery, battery case, and all the deluxe appointments normally found on larger, more expensive I/O's — for under $3,400 retail*. That's why we call it the Rogue.
| Drive | Unit | Suggested Retail Price |
|---|---|---|
| 90 H.P. | MerCruiser | $3,325.00 |
| 90 H.P. | O.M.C. | $3,375.00 |
* F.O.B. Decatur, Indiana

Introducing the 1971 1/2 Duo Rogue 15' Stern Drive TRI VEE. 1971 Print Advertisement. | GGA Image ID # 23b9a16583
Relative Worth of $3,325 (1971 USD)
A simple Purchasing Power Calculator would say the relative value is $25,700.00. This answer is obtained by multiplying $3325 by the percentage increase in the CPI from 1971 to 2024.
In 2024, the relative price worth of $3,325.00 from 1971 is:
- $25,700.00 using the Consumer Price Index
- $19,700.00 using the GDP deflator
In 2024, the relative amount consumers spend worth of $3,325.00 from 1971 is:
- $29,200.00 using the Value of Consumer Bundle
In 2024, the relative wage or income worth of $3,325.00 from 1971 is:
- $28,400.00 using the Production Worker Compensation
- $51,100.00 using the nominal GDP per capita
In 2024, the relative output worth of $3,325.00 from 1971 is:
- $83,600.00 using the relative share of GDP
If you want to compare the value of a $3,325.00 Commodity in 1971 there are five choices. In 2024 the relative:
- real price of that commodity is $25,700.00
- real value in consumption of that commodity is $29,200.00
- labor value of that commodity is $28,400.00 (using production worker compensation)
- income value of that commodity is $51,100.00
- economic share of that commodity is $83,600.00
Samuel H. Williamson, "Seven Ways to Compute the Relative Value of a U.S. Dollar Amount, 1790 to present," MeasuringWorth, April 2026. URL: www.measuringworth.com/uscompare/

Duo Boats, Decatur, Indiana
Bangor Punta's Wide World of Boating
Duo | Jensen | O'day | Seagoing | Starcraft | Ulrichsen
A Bangor Punta Company
GG Archives REF: BPDUO-004-1971-BW-FLY
Last Updated: May 2026
Bangor Punta Corporate Archive – Piper, Smith & Wesson, Cal Yachts, O'Day, Starc Item ID: 257243828719 $50,000.00 Buy It Now Or best offer.
Thank you for your interest. I'm happy to provide more details about the Bangor Punta micro-archive. The collection includes two archival boxes of original marketing materials and vintage ads, five annual reports, a curated digital image set, descriptive metadata, scanned images, and the domain name BangorPunta.com. We'll also include a website that you can adapt for your own purpose.
For more information, Please view our listing: https://ebay.us/m/zdETpR
Repository Information
The Gjenvick-Gjønvik Archives (GG Archives) is cataloged with the Library of Congress under MARC Org Code: WiMfGGA and ISIL: US-wimfgga.
Current location:
N91W16562 Pershing Ave, #1
Menomonee Falls, Wisconsin 53051-2170, USA
Note: Historic addresses listed in earlier MARC records include Marietta, GA and Woodstock, GA. These appear in authority files but are no longer active.

