Technical sheet

Sigma BC 8.0 WR cycling computer

Name: Sigma BC 8.0 WR cycling computer
Brand: Sigma
SKU: 138833520
Price: 17.99 EUR
Availability: InStock
Rating: 5 (8 reviews)

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8 Reviews

4 Questions

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Size

Long

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Unstrung

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Features of Sigma BC 8.0 WR

Product description of Sigma BC 8.0 WR cycling computer

Description summary

The SIGMA BC 8.0 WR wired cycle computer is your essential, user-friendly companion for every ride. Track key metrics like current/average speed, trip distance, and ride time on a large, easy-to-read display. Its reliable wired connection ensures interference-free data, while the robust, waterproof design handles any weather. Enjoy effortless operation with a single button and automatic start/stop functionality. Perfect for enthusiasts and touring cyclists seeking insightful performance data without complexity

SIGMA BC 8.0 WR Wired Cycle Computer & Speedometer

Category: Electronics
Subcategory: Cycle computers

Elevate your cycling experience with the SIGMA BC 8.0 WR, the essential wired cycle computer for enthusiasts and touring cyclists. As a proud member of the SIGMA ORIGINALS family, this device combines a classic, user-friendly design with the reliable technology that has made SIGMA SPORT a leader in the industry. If you´re looking to track more than just the basics, the BC 8.0 WR is your perfect partner on the road, providing crucial insights into your performance with its comprehensive range of functions, all displayed on an impressively large screen.

The primary benefit of the BC 8.0 WR is its perfect balance of advanced functionality and straightforward operation. It’s designed for the rider who wants to analyze their trips with key metrics like average speed and total ride time, without being overwhelmed by complex menus or setup processes. The direct, wired connection (WR) guarantees a stable, interference-free data transmission from the sensor to the display, ensuring you receive consistently accurate speed readings without worrying about signal loss or transmitter battery life. Its robust, weatherproof construction means you can rely on it in any conditions, making every ride, rain or shine, a data-rich adventure.

Key Benefits:

* Exceptional Clarity: The generous 31x39 mm display provides a superb overview of your most important data at a single glance, ensuring maximum readability even while in motion.
* Effortless Operation: Navigate through all functions with ease using a single, large button, designed for simple and safe handling during your ride.
* Rock-Solid Reliability: The wired connection ensures a flawless, stable connection for precise speed measurement and eliminates the need for a separate transmitter battery.
* All-Weather Durability: Built to be waterproof and resilient, the BC 8.0 WR is a dependable companion for tours and commutes, no matter the weather.
* Insightful Performance Tracking: Go beyond basic speed and distance with advanced metrics like average speed and total riding time to better understand your cycling performance.

Main Features:

* Current Speed
* Average Speed
* Comparison of Current vs. Average Speed
* Trip Distance
* Total Distance
* Ride Time
* Total Ride Time
* Clock (12/24h format)

The SIGMA BC 8.0 WR is intelligently designed for convenience. The auto start/stop feature means your computer begins recording the moment you start pedaling and pauses when you take a break, so you never have to think about it. Setup is a breeze thanks to predefined tire sizes, ranging from a small child´s bike to a 29" mountain bike, allowing for quick and accurate configuration. Even when you need to change the battery, your valuable total distances and settings are securely stored. For the dedicated cyclist seeking a reliable, feature-rich, and easy-to-use speedometer, the BC 8.0 WR is the ultimate choice.

Attributes: Cycle Computers, Speedometer

Brand: SIGMA SPORT

Specifications:

* Product: SIGMA SPORT Bike Computer ´´BC 8.0´´ WR
* Model: BIKE COMPUTER SIGMA SP. BC 8.0 WIRED
* Design: Part of the self-service package, this model is the ideal touring companion for cyclists who, in addition to the basic functions, also want to have the total riding time and average speed displayed.
* Display: Large, high-contrast screen for excellent readability.
* Connectivity: Wired (WR) for stable and reliable data transmission.
* Installation: Includes bracket, magnet, and mounting material.

CN

Specifications

Manual

Technical specifications of Sigma BC 8.0 WR

Speed

Yes
Average Speed

Yes
Distance

Yes
Color

Black
Features

Speedometer
Product Type

Cycle Computers

Features of Sigma BC 8.0 WR

Color Black

Color

Black

Features Speedometer

Features

Speedometer

Product Type Cycle Computers

Product Type

Cycle Computers

Key differentiators

Durable Waterproof Design: Built to withstand the elements, allowing you to ride confidently in wet weather.

Large, Clear Display: Features a large, high-contrast screen for excellent, at-a-glance readability in various conditions.

Stable Wired Connection: Delivers interference-free and consistently accurate ride data for ultimate reliability.

User-Friendly Operation: Includes an automatic start/stop feature and a simple interface, making it perfect for beginners.

Technology in Sigma BC 8.0 WR cycling computer

Energy rating

Warnings

4.88 / 5

8 Reviews

What our customers are saying about Sigma BC 8.0 WR cycling computer

This Sigma bike computer offers a perfect screen size, balancing clarity with compact design. Riders appreciate the large, easy-to-read numbers and its basic, essential functions for quick checks during rides. Its reliable performance and easy setup make it a user-friendly choice for cycling computers. The auto-on feature adds convenience for sport cycling

More than enough

2025/11/28

Alberto

Perfect screen size, not as small as old cycling computers, nor as large as current Garmin models. Basic functions, nothing more is needed, making it quicker to check information while riding.

Good product

2025/08/21

salvador

Very good size, large numbers, too bad it's not suitable for motorcycles as it doesn't go over 99.8 km/h.

Does the job

2024/10/25

Jérôme

Very easy to use/program... Never disappointed with Sigma... Does the job, as they say... No problems, reliable...

Good

2024/05/26

Eric

Very good display size, easy to configure.

The best bang for your bucks

2024/02/02

Arthur

Very good bike computer, with all the main functions you need on your bike. Easy to install, nice screen and excellent price.

2023/06/08

Gledati cemo za par godina

Very good

2023/02/22

Rafael Cordeiro

Very good easy to assemble

A very good bike computer

2022/12/27

Daniele Crespi

This product is a very good computer and include all common functions you normally need on your bike for sport use. It feature auto turn-on when the bike start to move. I recommend it.

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Include AI Generated questions and answers

2026-07-17

Generated by AI and verified

Is the Sigma BC 8.0 WR a good choice for a daily commuter?

Answer of Generated by AI and verified

Yes, it's an excellent choice for daily commuting. Its durable, waterproof design handles various weather conditions, and the wired connection ensures you always get reliable, interference-free data on your speed and distance. The automatic start/stop feature also adds convenience for everyday rides.

* Generated by AI based on customer and product data

2026-07-17

Generated by AI and verified

Can I use the Sigma BC 8.0 WR in the rain?

Answer of Generated by AI and verified

Absolutely. The BC 8.0 WR features a waterproof design, making it a dependable companion for riding in wet weather conditions. You can ride with confidence knowing your computer is built to withstand the elements.

* Generated by AI based on customer and product data

2026-07-17

Generated by AI and verified

What kind of data does the Sigma BC 8.0 WR track?

Answer of Generated by AI and verified

This computer tracks eight essential functions to support your active lifestyle. It provides key metrics like current speed, average speed, total distance, and ride time, all displayed clearly on its large, high-contrast screen.

* Generated by AI based on customer and product data

2026-07-17

Generated by AI and verified

Is this bike computer suitable for tracking fitness goals?

Answer of Generated by AI and verified

Yes, it's a great tool for helping you track your fitness. By monitoring essential metrics like your average speed, distance, and total ride time, the Sigma BC 8.0 WR allows you to analyze your performance and monitor progress toward your goals.

* Generated by AI based on customer and product data

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Frequently bought together

Best sellers

Use cases

Daily Commuting & Urban Riding 95% Fit

This computer is ideal for daily commuters. Its waterproof design ensures it functions reliably in the rain, and the stable wired connection means you can set it up once and forget about it, which is perfect for daily use.

Waterproof construction,Reliable wired connection,Large, high-contrast display

Casual Fitness & Recreational Rides 90% Fit

For beginner cyclists or those enjoying recreational rides, this device provides all the essential data needed, like speed and distance. The large, high-contrast screen makes it easy to read your stats at a glance without being distracted.

Tracks essential ride data,Large, easy-to-read screen,Simple, user-friendly interface

All-Weather Training Foundation 80% Fit

Riders who train in all conditions need reliable gear. The wired connection offers stable, uninterrupted data transmission, and the waterproof build ensures it won't fail during a downpour, providing a dependable foundation for tracking basic training metrics.

Waterproof design,Stable wired data transmission

Budget-Friendly Bicycle Touring 75% Fit

As a great value option for bicycle touring, this computer offers reliability without a high price tag. The wired design means no sensor batteries to worry about on a multi-day trip, and its waterproof nature provides peace of mind in unpredictable weather.

Reliable wired connection,Waterproof construction,Tracks essential tour data (distance, time)

Best for

Best for Daily Bike

Its waterproof design ensures reliability in all weather, while the large, high-contrast screen provides essential ride data at a glance.

The product is specified as 'waterproof' and features a 'large, high-contrast screen', making it ideal for dependable, everyday use in various conditions.

Ideal for Casual Fitness Tracking

This computer provides accurate, real-time data on key metrics like speed, distance, and ride time, making it a great tool for tracking fitness goals.

Based on: Brand, Gender

Great for First-Time Computer Users

The simple wired connection guarantees stable, accurate data without complex setup, offering a straightforward and user-friendly experience for beginners.

Based on: Brand, Gender

Benefits

FunctionalStable and Reliable Data Transmission

The wired connection ensures a direct, uninterrupted link between the sensor and the computer. This eliminates potential signal dropouts, providing consistently stable and reliable data on your speed and distance throughout every ride.

connectivity: wired (Connectivity: Wired (WR) for stable and reliable data transmission.)

FunctionalDurable, Waterproof Design

Ride with confidence, rain or shine. This cycling computer features a durable, waterproof design, making it a dependable companion for daily commutes and recreational rides, regardless of the weather conditions.

water_resistance: waterproof (Its durable

waterproof design and automatic start/stop feature make it perfect for everyday riders and commuters.)

FunctionalClear At-a-Glance Readability

Easily monitor your performance without distraction. The large, high-contrast screen ensures all your key ride data is clearly legible at a quick glance, even in bright sunlight or changing light conditions.

display_type: large

high-contrast screen

Ideal buyer profiles

Ideal Buyer

This buyer enjoys casual, leisurely bike rides and values simplicity and reliability. They want to track basic ride information like speed and distance without the complexity of pairing devices or navigating complicated menus.

The Sigma Bc 8.0 Wr is an excellent choice because of its straightforward, user-friendly design. The large, high-contrast screen is easy to read at a glance, and the wired connection ensures that data is always stable and accurate. It provides the essential functions needed for a recreational ride without any unnecessary features.

Competitive features

When choosing between essential bicycle computers, the main considerations often revolve around the number of functions offered and whether the connection is wired or wireless.

Where it excels

It provides a stable, interference-free data connection thanks to its wired design, ensuring consistent and accurate ride tracking. | The device is praised for its user-friendly interface, featuring a simple setup, intuitive programming, and a large, easy-to-read display for at-a-glance information.

Consider alternatives if...

Cyclists who prioritize a cleaner handlebar aesthetic or desire more than the eight core functions provided may find wireless models with a higher feature count to be a better fit.

Verdict

The Sigma Bc 8.0 Wr is a dependable and straightforward cycling computer, focusing on the essentials. It's an excellent choice for cyclists who prioritize data reliability and ease of use for tracking core metrics like speed and distance without the complexity of extra features.

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