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What we think
The PerfectRec Earbuds or Headphones team Learn more
Updated April 11, 2024·
If you desire versatility and a range of features like wireless capability, active noise cancelling, and a built-in mic for calls and meetings, the Sennheiser Accentum Plus would be a better fit; they're suitable for exercise, air travel, and have customizable app controls. They're also good for TV and gaming due to low latency technology. On the other hand, the Thieaudio Monarch Mk II, while more expensive and lacking wireless functionality, offers superior sound quality, especially for music enthusiasts, and includes a unique combination of driver types for detailed audio, but they aren't as feature-rich and their poor mic quality makes them less ideal for calls. Give Feedback
this description is based on the product variant with some specs and product variant with some specs. At the time of writing, the variant with some specs cost some dollars and the variant with some specs cost some dollars.
Advantages of the Sennheiser Accentum Plus
- Excellent for phone calls
- Excellent for gaming
- Very good for exercise
- Excellent for air travel
- Excellent for podcasts and audiobooks
Advantages of the Thieaudio Monarch Mk II
- Best in class for music
Key differences
Music
7.5
9.5
The Thieaudio Monarch Mk II is best in class for music, while the Sennheiser Accentum Plus is good.
Gaming
9.1
6.7
The Sennheiser Accentum Plus is excellent for gaming, while the Thieaudio Monarch Mk II is only fair.
Phone Calls
9.2
5.1
The Sennheiser Accentum Plus is excellent for phone calls, while the Thieaudio Monarch Mk II is poor.
Podcasts and Audiobooks
9.3
7.9
The Sennheiser Accentum Plus is excellent for podcasts and audiobooks, while the Thieaudio Monarch Mk II is good.
Noise Reduction
8.3
6.0
The Sennheiser Accentum Plus is very good for noise reduction, while the Thieaudio Monarch Mk II is only fair.
Battery
50.0 Hours
N/A
The Sennheiser Accentum Plus has 50 hours of battery life. The Thieaudio Monarch Mk II does not have a battery.
Cost
$230
$999
$100
$150
$200
$250
$300
$350
$400
The Sennheiser Accentum Plus has a price of $230 and the Thieaudio Monarch Mk II costs $999.
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Key similarities
TV and Video
8.8
8.8
The Thieaudio Monarch Mk II and Sennheiser Accentum Plus are both very good for TV and video.
Build Quality
8.9
9.0
Although they have very similar scores, PerfectRec considers Thieaudio Monarch Mk II to have excellent build quality, while the Sennheiser Accentum Plus has very good build quality.
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How the Sennheiser Accentum Plus and the Thieaudio Monarch Mk II compare to other earbuds and headphones
Spec Comparison
 |  | |
| Sennheiser Accentum Plus | Thieaudio Monarch Mk II |
GENERAL | |||
|---|---|---|---|
| Price | |||
$230 | $999 | ||
Brand | |||
Brand | Sennheiser | Thieaudio | |
Release Date | |||
Release Date | February 1, 2024 | October 1, 2020 | |
Form Factor | |||
Form Factor | Headphones | Earbuds | |
Connectivity | |||
Connectivity | Wired + Wireless | Wired | |
SOUND | |||
|---|---|---|---|
Music Score | |||
Music Score | 7.5/10 | 9.5/10 | |
Phone Calls Score | |||
Phone Calls Score | 9.3/10 | 5.1/10 | |
Gaming Score | |||
Gaming Score | 9.1/10 | 6.8/10 | |
TV and Video Score | |||
TV and Video Score | 8.8/10 | 8.9/10 | |
Exercise Score | |||
Exercise Score | 8/10 | 4.5/10 | |
PERFORMANCE | |||
|---|---|---|---|
Battery life | |||
Battery life | 50 Hours | N/A | |
Wireless charging | |||
Wireless charging | No | N/A | |
Charging time | |||
Charging time | 2 Hours | N/A | |
Bluetooth version | |||
Bluetooth version | 5.2 | N/A | |
FEATURES | |||
|---|---|---|---|
Active Noise Cancelling | |||
Active Noise Cancelling | Yes | No | |
Noise Reduction Score | |||
Noise Reduction Score | 8.4/10 | 6/10 | |
Virtual Surround | |||
Virtual Surround | No | N/A | |
Android App | |||
Android App | Yes | N/A | |
iOS App | |||
iOS App | Yes | N/A | |
Mic Quality | |||
Mic Quality | 8.5/10 | N/A | |
BUILD AND DESIGN | |||
|---|---|---|---|
Build Quality | |||
Build Quality | 8.9/10 | 9/10 | |
Comfort score | |||
Comfort score | 7.6/10 | 7.6/10 | |
Size | |||
Size | N/A | Large | |
Weight (headset or single earbud) | |||
Weight (headset or single earbud) | 227 Grams | 9 Grams | |
Microphone style | |||
Microphone style | Integrated | N/A | |
Shopping
Thieaudio Monarch Mk II
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Dig into reviews and images
Audiophile On
Audiophile On | August 2021
"No other earphone I have listened to in the past 12 months has given me as much joy as the Thieaduio Monarch MKII. One of those IEMs will make you question where we can go from here. The sound is jaw-dropping, leaving you wanting more and more. It makes you want to run through your entire music library and reevaluate. It makes you not feel bad about paying full price for them, especially in a hobby where buyers' remorse is genuine. For me, it's top tier, rivaled by a few but not surpassed."
Get a great deal on the Sennheiser Accentum Plus or the Thieaudio Monarch Mk II
About Sennheiser
A family-owned company, Sennheiser is a German, high fidelity, audio equipment manufacturer founded in 1945. Their consumer audio division is now owned by the Swiss hearing aid and cochlear implant manufacturer Sonova. Sennheiser offers a wide variety of, very high quality, audio equipment solutions, from headphones to earbuds, full sets of monitoring speakers, amplifiers and microphones. They also make what is widely regarded as the best, and most expensive, headphones in existence, the HE-1 Orpheus, costing a whopping $59,000 dollars.
About Thieaudio
Thieaudio is the in-house brand of Linsoul Audio, a Chinese earbud and headphone retailer specializing in what the community lovingly calls Chi-fi, that is high fidelity brands out of China. Thieaudio was established in 2019 as the creative engineering branch of Linsoul. As of today, they market three different lines of earbuds, Voyager, Legacy and the extremely well-received Monarch.
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This information was produced and vetted by the PerfectRec earbuds & headphones team. We are a product research and recommendation organization that meticulously reviews and evaluates the latest earbuds or headphones information and makes it digestible for you.
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