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  1. Home
  2. Triangle Speakers
  3. Passive Bookshelf Speakers
  4. Triangle Borea BR03
Triangle Borea BR03 Review
Triangle Borea BR03 - Front View

Compare To

Main Features

  • 1" Tweeter
  • 6" fiberglass Woofer
  • 46 - 22k Hz Frequency Response
  • 90 dB Sensitivity
  • Impedance: 8ohms
  • Power Range: up to 100 watts
  • Weight: 13.77 lbs / 6.26 kg
  • Dimensions(HxWxD): 14.9"x8.1"x12.3" / 380.0 x 206.0 x 314.0mm
MSRP: $629 (list price)
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Triangle Borea BR03 Review
Triangle Borea BR03 Triangle Borea BR03
Check price atAmazon›

Triangle Borea BR03 is a 2-way Passive Bass Reflex Bookshelf speaker by Triangle. It was released in September 2019. It features a 1" Tweeter and 1 x 6" fiberglass Woofer. The speaker has a frequency range of 46 - 22k Hz and a sensitivity of 90 dB. Triangle Borea BR03 has an MSRP of 629$ per pair.

Room Size Suitability

The size of the room where you plan to use the Triangle Borea BR03 is a crucial factor in your decision. We have assessed its suitability for various room sizes based on its dimensions and maximum power output:

Listening Environment* Suitability
Near-fieldAverage
Small RoomGood
Mid-size RoomAverage
Large RoomPoor
Very Large RoomBad

(* Approximate Room sizes: Small < 100sq. ft / 9 m2, Mid-size: 100-220 sq. ft / 9-20 m2, Large 220-400 sq. ft / 20-36 m2, Very Large: > 400 sq. ft / 36 m2. Average Floor Height: 9" / 2.7m. Typical room sizes differ from country to country, and the actual listening experience changes depending on floor height, room shape, surface materials, listening position, speaker locations, etc.)

Triangle's Borea Series of Loudspeakers

Borea BR03 is a member of Triangle's Borea series of Passive speakers. Borea is Triangle's affordable range, French-made speakers known for their lively, dynamic sound. Below you can see the main specs of these speakers.

See all 10 Triangle Borea models compared »

Triangle Borea Series Speakers
Model Frequency SensitivityImpedance Woofer
Triangle Borea BR07
Compare
44-22k Hz 91 dB8Ω 1 x 6"
Triangle Borea BR04
Compare
44-22k Hz 90 dB8Ω 1 x 6"
Triangle Borea BR03
46-22k Hz 90 dB8Ω 1 x 6"
Triangle Borea BR10
Compare
30-22k Hz 92 dB8Ω 2 x 8"
Triangle Borea BR09
Compare
35-22k Hz 92.5 dB8Ω 3 x 6"
Triangle Borea BR02
Compare
51-22k Hz 89 dB8Ω 1 x 5"
Triangle Borea BR08
Compare
40-22k Hz 92 dB8Ω 2 x 6"
Triangle Borea BRC1
Compare
57-22k Hz 90 dB8Ω 2 x 5"
Triangle Borea BRC2
Compare
50-22k Hz 95 dB8Ω 2 x 6.5"
Triangle Borea BRS1
Compare
55-22k Hz 89 dB8Ω 1 x 6.5"


**This post contains affiliate links, and we will be compensated if you make a purchase after clicking through our links. As an Amazon Associate I earn from qualifying purchases.

Frequency Response of the Triangle Borea BR03 Speaker

Triangle Borea BR03 has a Frequency response range of 46 - 22k Hz and Power Range of up to 100 watts. With a minimum frequency of 46 Hz, Borea BR03 delivers moderate bass depth so depending on your use case, you might want to consider adding a subwoofer to your system.

Here we have a comparison of how Borea BR03's Low frequency value compares with the average, max and min Low frequency values in its class.
Low Frequency
Bookshelf Speakers
Triangle Borea BR03
Min
Average
Median
Thinking about a subwoofer for the Triangle Borea BR03?
  • Work out the crossover setting — it follows from this speaker's 46 Hz low end
  • Powered subwoofers under $750 — a similar price range to these speakers
  • Every powered subwoofer we cover, whatever the budget

Crossover frequency of the Triangle Borea BR03?

The crossover frequency of the Borea BR03 is set to 3600Hz. This is the threshold frequency where the higher frequency signals over this level are sent to the tweeter and the lower-frequency signals are sent to the woofer by the crossover component.

Triangle Borea BR03 driver frequency bands46-3.6kWoofer 6"3.6k-22kTweeter 1"20501002005001k2k5k10k20k40kHz, log scale

Impedance and Sensitivity

Triangle Borea BR03's nominal impedance level is 8 ohms but can go down to as low as 4.2 ohms, and has a sensitivity of 90 dB.

Sensitivity
Bookshelf Speakers
Triangle Borea BR03
Min
Average
Median

8 Ohms is pretty much the standard nominal impedance amongst stereo speakers and amplifiers so Triangle Borea BR03 is not considered a difficult to drive speaker from nominal Impedance perspective.

Sensitivity

90dB of the Triangle Borea BR03 is an average sensitivity for stereo speaker so it is neither easy nor difficult to drive Sensitivity wise. Work out how loud the Triangle Borea BR03 plays in your room →

Minimum Impedance of the Triangle Borea BR03

Even though the nominal impedance of the Borea BR03 is 8 ohms, the minimum impedance level of this speaker according to Triangle is 4.2 ohms Triangle Borea BR03 so while choosing an amplifier, you should ideally check if the unit you are considering can provide this impedance level.

What amplifier does the Triangle Borea BR03 need?

At normal listening levels in a medium room, about 7.5–100 W per channel into 8 ohms. Set your own conditions and we will rank every amplifier we cover.

We check power, impedance safety and current delivery — not just watts.

Prefer to browse? Integrated amplifiers under $750, or every amplifier we cover.

Input Type

Borea BR03 features Binding post type connectors. Bi-amping and Bi-wiring are not possible.

Work out what gauge speaker cable this run needs →

Triangle Borea BR03 Back View
Triangle Borea BR03 Back View

Triangle Borea BR03 External Dimensions and Weight

Triangle Borea BR03 has external dimensions of (Height x Width x Depth) 14.9 x 8.1 x 12.3inch (380.0 x 206.0 x 314.0mm ).

Base Surface Area
Base surface area of a loudspeaker may become a determining factor when the space in your room or desk is limited. The base area of Triangle Borea BR03 is approximately 646.8cm2 / 100.3inch2.

To get a better perspective on the real life size of Triangle Borea BR03, let's compare it with a standard size Compact Disc which has a diameter of 4.7inch (120mm).

Triangle Borea BR03 Real Life Body Size Comparison
Triangle Borea BR03 Speaker Size Compared to a Compact Disc

Here we place the Triangle Borea BR03 virtually next to a standard width amplifier and turntable on a BDI Octave Media Cabinet to get a better idea about the size.

Triangle Borea BR03 placed next to an amplifier and turntable
Triangle Borea BR03 Speaker next to an amplifier and turntable

Find speakers that fit your shelf or alcove →  ·  Work out where they should sit in the room →

Weight

The Triangle Borea BR03 weighs 6.26kg / 13.8lbs per piece. Here is a comparison of how Borea BR03's weight compares with the average, max and min weights in its class.

Weight
All Bookshelf Speakers
Triangle Borea BR03
Min
Average
Median
Weight
Bookshelf Speakers under $750
Triangle Borea BR03
Min
Average
Max

Cabinet type and Materials

Triangle Borea BR03 has a Bass Reflex type cabinet. Bass Reflex type loudspeakers (aka Ported, Vented or Reflex Port) have enclosures that uses a port, hole or vent cut into the cabinet. Ported designs are generally more efficient than the Sealed designs.

Triangle Borea BR03  - Side View
Triangle Borea BR03 - Side View

Port Position

Triangle Borea BR03 is a front-firing port speaker, which gives you more flexibility compared to rear firing speakers when you need to place it close against a wall or other surfaces.

Available colors

Triangle Borea BR03 is available in Light Oak, Walnut, Black and White.

Wall Mounting

Borea BR03 doesn't sport any built-in mounting bracket, so you need an external structure to mount it on walls.

Does the Triangle Borea BR03 come with a Grille?

Borea BR03 comes with magnetic grilles. The purpose of the grille is to protect the delicate driver elements from external impacts while still allowing the sound to pass as clearly as possible. Since the included grille of the Borea BR03 is magnetic type, it is very easy to put it on and off.

Triangle Borea BR03  with Grille
Triangle Borea BR03 with Grille

What's in the Box of Triangle Borea BR03?

Here are the items that are included inside the box of Borea BR03:
  • 2 x Borea speakers
  • 2 x protections grids
  • 8 x adhesive rubber plots
  • 1 x user manual

Recommended Accessories

Here is a list of accessories that we think you may need for the Triangle Borea BR03.

  • Speaker Cable and Connectors
    • Speaker Cables with Banana Plugs: If you know the lenght of the cable you need, this is the easier option to connect your speakers with your amp.
    • Speaker Cables without Connectors: If you are not sure about the lenght or need longer than standard cables with plugs, choose this option.
    • Banana Connectors and Plugs: If you chose the cables without connectors option or already have some cable around, pick the banana plugs separately.
  • Vibration Isolators: IsoAcoustics isolators are our favorite isolators but you may find more affordable options too.
  • Acoustic Panels and Treatments: Your room is as important as your stereo equipment so acoustic treatments goes a long way in improving the overall performance.
  • Speaker Stands: Stands bring your bookshelf speakers to ideal height (rule of thumb is to have the tweeter level with your ear in your listening position), helps stability and acoustical isolation.

User's Manual

For more information about how to setup, use and maintain the Triangle Borea BR03, use the direct link below to download the official manual document:
Download User Manual for Triangle Borea BR03

Official Brochure

Here is a link to download the official brochure for the Triangle Borea BR03 speaker:
Official Brochure for Triangle Borea BR03

Official Product Page

Official manufacturer's product page for the Triangle Borea BR03 speaker can be found below:
Official Product Page for Triangle Borea BR03

Warranty

5 Years of parts warranty and 5 Years of labor warranty is generally provided by the manufacturer.

Triangle Borea BR03 Alternatives in Passive Bookshelf Speakers
Model Type Sensitivity Impedance Frequency
Triangle Borea BR02
Compare
2-way 89 dB 8 ohms 51 - 22k Hz
ELAC Debut 2.0 B6.2
Compare
2-way 87 dB 6 ohms 44-35k Hz
Klipsch RP-600M
Compare
2-way 96 dB 8 ohms 45-25k Hz
KEF Q150
Compare
2-way 86 dB 8 ohms 51-28k Hz
KEF Q350
Compare
2-way 87 dB 8 ohms 63-28k Hz
B&W 606
Compare
2-way 88 dB 8 ohms 52-28k Hz
Triangle Borea BR04
Compare
2-way 90 dB 8 ohms 44 - 22k Hz
DALI Oberon 3
Compare
2-way 87 dB 6 ohms 47-26k Hz
Frequently Asked Questions about Triangle Borea BR03

What amplifier do you need for the Triangle Borea BR03?

Triangle rates the Triangle Borea BR03 for up to 100 watts of amplifier power. It is an 8-ohm speaker, the usual nominal load, so almost any amplifier or receiver can drive it.

Is the Triangle Borea BR03 easy to drive?

The Triangle Borea BR03 has a sensitivity of 90 dB. That is high: it goes loud on modest power, so it suits low-powered amplifiers, including valve/tube designs.

Does the Triangle Borea BR03 need a subwoofer?

The Triangle Borea BR03 reaches down to 46Hz (full range 46 - 22k Hz). That covers most music, though a subwoofer still adds the bottom octave for home theatre.

What drivers does the Triangle Borea BR03 use?

The Triangle Borea BR03 is a 2-way design using a 1" tweeter and a 6" fiberglass woofer.

Is the Triangle Borea BR03 sealed or ported?

The Triangle Borea BR03 uses a Ported enclosure. A ported design uses a tuned vent to get more low-end output from the same driver, but it wants some breathing room behind it.

Can the Triangle Borea BR03 be bi-wired or bi-amped?

No. The Triangle Borea BR03 has a single pair of terminals, so bi-wiring and bi-amping are not possible. It uses Binding post terminals.

Can the Triangle Borea BR03 be wall mounted?

The Triangle Borea BR03 does not include a wall-mount bracket or keyhole, so it is designed to sit on a stand, shelf or the floor.

Does the Triangle Borea BR03 come with grilles?

Yes. The Triangle Borea BR03 comes with removable grilles.

How big and heavy is the Triangle Borea BR03?

The Triangle Borea BR03 weighs 6.26kg / 13.8lbs each and measures 14.9 x 8.1 x 12.3inch (HxWxD).

How much does the Triangle Borea BR03 cost?

The Triangle Borea BR03 has a manufacturer's list price (MSRP) of $629 per pair.


Triangle Borea BR03 Detailed Specifications

General
BrandTriangle
Full Model NameTriangle Borea BR03
Speaker Type2-way Bookshelf
Power Rangeup to 100 watts
Sensitivity90 dB
Impedance8 ohms
Frequency Response46 - 22k Hz
Release DateSeptember 2019
DRIVERS
Woofer Size6-inch
Woofer Compositionfiberglass
Tweeter Size1-inch
Crossover freq3600Hz
Port Positionfront

CONNECTIONS
Connector TypeBinding post
Biamp InputsNo
Port Positionfront
PHYSICAL SPECS
Height380.0mm ( 14.9-inch)
Width206.0mm ( 8.1-inch)
Depth314.0mm ( 12.3-inch)
Height380.0mm ( 14.9-inch)
Weight6.26 kg (13.8 lbs)
EnclosureBass Reflex
Available ColorsLight Oak, Walnut, Black, White
Mounting BracketNo
GrilleYes
Moisture ResistanceNo
OTHER
Handheld RemoteNo
Parts Warranty5 Years
Labor Warranty5 Years
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