Marshall Monitor III ANC vs Focal Bathys

Updated Jul 2026 · Scored by the Let’s Compare Data Engine · How we score

For most buyers the Marshall Monitor III ANC is the better pick — it scores 83/100 to the Focal Bathys's 71, leading on Wireless and Battery. Choose the Focal Bathys instead if you want to spend less.

Sound quality isn't scored yet (we have no measured audio data), so the score covers features, battery, noise cancelling and build.

Verdict

Our overall take, at a glance

Marshall Monitor III ANC leads overall

Marshall Monitor III ANC

Focal Bathys

Why it stands out

Battery Life (ANC On): 70 h (133% more)
Wireless Bluetooth Version: Bluetooth 5.3
Comfort & Build Weight: 250 g (29% less)

Winner by category for Marshall Monitor III ANC vs Focal Bathys
Category	Marshall Monitor III ANC	Focal Bathys	Winner
Noise Cancelling	85	85	Tie
Wireless	84	79	Marshall Monitor III ANC
Battery	90	59	Marshall Monitor III ANC
Comfort & Build	65	35	Marshall Monitor III ANC
Connectivity	85	85	Tie

In-depth analysisAI

AI-generated from the cited sources — may be incomplete or inaccurate; verify important details before deciding · generated Jul 2026.

Marshall Monitor III ANC

The Marshall Monitor III ANC is a pair of premium over-ear wireless headphones designed for music enthusiasts who value classic styling alongside modern noise-canceling technology. It features active noise cancellation, a highly collapsible design for portability, and a signature rugged aesthetic. This model aims to compete with major flagship headphones by balancing tactile physical controls with extended battery performance.

Best for Travelers needing maximum battery longevity between chargesBest for Listeners who prefer physical, tactile controls over touch-sensitive panels

Pros

Exceptionally long battery life ideal for multi-day use
Highly collapsible design makes them easy to pack and transport
Tactile multi-directional control knob offers intuitive playback adjustments
Durable, classic design inspired by iconic amplifier styling

Cons

Active noise cancellation performance may not entirely match the industry-leading isolation of key competitors

Focal Bathys

The Focal Bathys are premium wireless headphones designed for audiophiles looking to transition from wired setups to a portable Bluetooth format. They offer built-in active noise cancellation and a design language carried over from the brand's high-fidelity wired catalog.

Best for High-fidelity listening on the go without the clutter of external DACs and ampsBest for Audiophiles seeking to replace their wired desk setups with a single wireless…

Pros

Audio performance that successfully competes with traditional wired hi-fi headphones
Striking premium design and robust build quality, including the Dune color option
Excellent long-term comfort and durability for daily listening

Cons

May require manual equalization to achieve optimal subjective sound quality

Value for Money

Which is the better deal for the price

Pre-filled with launch prices where known — enter today's price for an up-to-date check. Use the same currency for both.

Marshall Monitor III ANC

Check Price on Amazon

Focal Bathys

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Physical Comparison

Weigh them up, then compare real dimensions in 3D

Marshall Monitor III ANCFocal Bathys

Focal Bathys is 100 g (40%) heavier than Marshall Monitor III ANC.

Review Videos

Hand-picked expert reviews for each product

Detailed Specifications

The full spec sheet, side by side

Noise Cancelling

Feature	Marshall Monitor III ANC	Focal Bathys
Active Noise Cancelling	Yes	Yes
Transparency Mode	Yes	Yes

Wireless

Feature	Marshall Monitor III ANC	Focal Bathys
Wireless	Yes	Yes
Bluetooth Version
Supported Codecs	SBC, MPEG-2 AAC	SBC, AAC, aptX, aptX Adaptive
Multipoint Connection	Yes	Yes

Battery

Feature	Marshall Monitor III ANC	Focal Bathys
Battery Life (ANC On)	70 h133% more	30 h
Quick Charge	Yes	Yes

Comfort & Build

Feature	Marshall Monitor III ANC	Focal Bathys
Weight	250 g29% less	350 g
Folding Design	Yes	No
Water Resistance	N/A	N/A
Dimensions	15.5 × 22 × 7 cm	24 × 21 × 7 cm

Connectivity

Feature	Marshall Monitor III ANC	Focal Bathys
Wired Connection	USB-C to 3.5mm	USB-C + 3.5mm
Detachable Cable	No	Yes
Built-in Microphone	Yes	Yes

Specification Note

Specifications are compiled from official manufacturer data and other reliable internet sources. Some features may vary by region or model configuration.

Frequently Asked Questions

Common questions about Marshall Monitor III ANC vs Focal Bathys comparison

Based on our overall comparison score, Marshall Monitor III ANC rates higher at 84/100 versus 76/100 for Focal Bathys — a 8-point lead. Marshall Monitor III ANC is the stronger overall pick, though the right choice still depends on which specs matter most to you; the full spec table above breaks down every difference.

Marshall Monitor III ANC and Focal Bathys are compared side by side above across every spec in the headphones category — including performance, features and design — each scored 0–100 so you can see exactly where one leads the other. Our overall scores are 84/100 for Marshall Monitor III ANC and 76/100 for Focal Bathys.

At launch, Marshall Monitor III ANC was the more affordable option ($350) versus Focal Bathys ($699). Weigh that against the overall scores (84/100 vs 76/100) and the value-for-money meter above to judge whether the higher-rated model justifies its price for your needs. Current retail prices vary — check the retailer.

If you want the higher-rated headphones option overall, Marshall Monitor III ANC (84/100) edges out Focal Bathys (76/100). But if Focal Bathys is cheaper or stronger on the specific specs you care about, it can still be the better buy — use the spec table and strengths profile above to decide.