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Onyx Boox M92 Review | 68 Data compared

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  • Avg. price in UK: ~£310
  • Avg. price in US: ~$420
  • Screen size: 9.7 inches
  • Battery life: ?
  • Supported bookstore ecosystem: ?

Onyx Boox M92 review. Compare 68 technical specifications and user reviews to see how it ranks among ereaders and if it is worth buying.

5.8

Overall score

What it is: An overall evaluation of the eReader's quality, based on technical analyses and user reviews.

When it matters: When you need a quick reference to identify the best eReaders on the market.

Score components:

90.0%

5.8

Technical Score

10.0%

?

User score

Good
5.8

Technical Score

What it is: An assessment of the eReader's technical performance, covering key areas such as display quality, reading features, battery life, format support, ecosystem, and design.

When it matters: When you want to compare eReaders based on technical performance and available features.

Score components:

25.0%

5.1

Display

22.0%

8.1

Reading

18.0%

7.1

Battery

14.0%

4.0

Hardware

12.0%

4.8

Connectivity

9.0%

3.6

Design

Good
?

User score

What it is: A rating that combines user reviews and the total number of reviews received by the eReader.

When it matters: When you want to know how an eReader feels in daily reading and how reliable it is for screen comfort, battery life, and library management according to user feedback.

Score components:

70.0%

?

User reviews

30.0%

?

Popularity

    • No image
    No image

    Best prices in UK

      N/A~ £310

    Best rankings

    ?

    Available: ranking among products currently available (including other versions of this product).
    All: ranking among all products in the database.

    Verdict

    The Onyx Boox M92 is a large-format 9.7-inch e-reader featuring an E Ink Pearl display with a 1200 x 825 resolution (150 ppi) and 16 levels of grayscale. Powered by an 800MHz Freescale i.MX 508 processor and 256MB of RAM, it includes 4GB of internal storage expandable via a full-size SDHC slot (up to 32GB) and a 1600mAh battery capable of up to 8,000 page turns per charge. Main characteristics include a Wacom electromagnetic touchscreen for stylus-based navigation and note-taking, alongside physical controls like a 5-way joystick and dedicated page-turn buttons. Its primary pros are the spacious screen ideal for A4 PDF reading, extensive support for over 28 file formats (including ePub, DjVu, and MOBI), and built-in audio features like a 3.5mm jack and speaker for MP3s or text-to-speech. However, notable cons include its relatively heavy 520g weight, a dated plastic design prone to fingerprints, and occasional Wi-Fi connectivity issues.

    Technical Specifications of eReader Onyx Boox M92

    Technical Score

    What it is: An assessment of the eReader's technical performance, covering key areas such as display quality, reading features, battery life, format support, ecosystem, and design.

    When it matters: When you want to compare eReaders based on technical performance and available features.

    Score components:

    25.0%

    ?

    Display

    22.0%

    ?

    Reading

    18.0%

    ?

    Battery

    14.0%

    ?

    Hardware

    12.0%

    ?

    Connectivity

    9.0%

    ?

    Design

    5.8
    Onyx Boox M92 has a technical score of 5.78 points, which is lower than that of 62.3% of products in this category.
    User score

    What it is: A rating that combines user reviews and the total number of reviews received by the eReader.

    When it matters: When you want to know how an eReader feels in daily reading and how reliable it is for screen comfort, battery life, and library management according to user feedback.

    Score components:

    70.0%

    0.0

    User reviews

    30.0%

    1.0

    Popularity

    ?
    Popularity
    What it is: An indicator based on the number of reviews received by the eReader.
    When it matters: When you prefer to choose an eReader reviewed and selected by many other buyers.
    1.0
    Onyx Boox M92 has a popularity of 1 points, which is lower than 70.5% of smartphones.
    Ratio quality/price

    What it is: An indicator that combines the eReader's overall rating with its cost.

    When it matters: When you are looking for an eReader with a good balance between reading comfort, features, and price.

    Score components:

    60.0%

    5.8

    Overall score

    40.0%

    8.9

    Price

    6.7
    Onyx Boox M92 has a quality-to-price ratio of 6.7 points, which is lower than 74.6% of smartphones.
    Brand name
    What it is: Identifies the company or ecosystem behind the device, which often shapes the store, software approach, and accessory support.
    When it matters: When you are choosing between Kindle, Kobo, Boox, PocketBook, or another ecosystem with different store access and software behavior.

    Importance: MEDIUM

    Onyx
    Screen size
    What it is: The diagonal measurement of the reading panel, usually given in inches.
    When it matters: When you are deciding between a small travel reader and a larger page that works better for PDFs, comics, or textbooks.

    Importance: HIGH

    Good value: >=7.8

    9.7 inches
    Onyx Boox M92 has a screen size of 9.7 inches which is larger than 77.9% of eReaders on this spec and equal to 4.1% of eReaders.
    Screen resolution
    What it is: The total pixel grid shown on the panel, normally written as width by height.
    When it matters: When small fonts, diagrams, or dense page layouts need to stay readable without constant zooming.

    Importance: HIGH

    825x1200 px
    Onyx Boox M92 uses a screen resolution of 825x1200 px, which is less sharp than that of 59.8% of eReaders and the same as that of 4.1% of eReaders.
    Pixel density
    What it is: The number of pixels packed into each inch of the display, expressed in ppi.
    When it matters: When you want text edges to look cleaner and serif fonts to resemble print more closely.

    Importance: HIGH

    Good value: >=300

    150 ppi
    Onyx Boox M92 has a pixel density of 150 ppi which is lower than 95.1% of eReaders on this spec and equal to 3.3% of eReaders.
    E-paper display
    What it is: Uses an electrophoretic panel designed to mimic paper rather than a conventional backlit phone or tablet screen.
    When it matters: When you read for long stretches and want lower glare and less screen-like fatigue than on LCD or OLED devices.

    Importance: LOW

    yes
    Onyx Boox M92 uses an e-paper display. 97.6% of eReaders have an e-paper display.
    Show more
    Supported file types
    What it is: Lists which ebook, document, image, or audio formats the reader can open without conversion.
    When it matters: When your library comes from mixed sources instead of one locked bookstore.

    Importance: HIGH

    18
    Onyx Boox M92 supports 18 file types which is more than 63% of eReaders on this spec and equal to 3% of eReaders.
    PDF reflow support
    What it is: Can rearrange PDF text into a more readable, screen-sized layout instead of forcing the original fixed page.
    When it matters: When you read A4 documents, articles, or manuals on a smaller eReader screen.

    Importance: HIGH

    yes
    Onyx Boox M92 offers PDF reflow. 55.4% of eReaders support PDF reflow.
    Annotation support
    What it is: Allows highlighting, handwritten notes, typed comments, or markup directly inside supported files.
    When it matters: When you study, review academic papers, or want your notes to stay attached to the exact passage.

    Importance: HIGH

    yes
    Onyx Boox M92 offers annotation support. 100% of eReaders offer annotation support.
    Dictionary
    What it is: Provides built-in word lookup while you read.
    When it matters: When you read in another language or want quick definitions without leaving the page.

    Importance: MEDIUM

    yes
    Onyx Boox M92 includes a built-in dictionary. 99.2% of eReaders include a built-in dictionary.
    Text-to-speech
    What it is: Converts on-screen text into spoken audio using a synthetic voice.
    When it matters: When you want to keep following a book while resting your eyes, walking, or multitasking.

    Importance: MEDIUM

    yes
    Onyx Boox M92 offers text-to-speech. 64.2% of eReaders include text-to-speech.
    Show more
    Battery life
    What it is: Estimates how long the device can keep running between charges under normal reading conditions.
    When it matters: When you travel, commute, or want to finish books for days without thinking about charging.

    Importance: HIGH

    Good value: >=30

    ?
    Battery capacity
    What it is: The amount of energy the battery can store, commonly expressed in mAh.
    When it matters: When you want a rough hardware indicator of how much power reserve the device has.

    Importance: MEDIUM

    Good value: >=2000

    1,600 mAh
    Onyx Boox M92 has a battery capacity of 1600 mAh which is higher than 50.8% of eReaders on this spec and equal to 3.3% of eReaders.
    Charging time
    What it is: The approximate time needed to recharge the battery from low to full.
    When it matters: When you often top up shortly before leaving and need the reader ready again quickly.

    Importance: MEDIUM

    Good value: <=3

    3 hours
    Onyx Boox M92 takes 3 hours to charge which is slower than 52.9% of eReaders on this spec and equal to 28.9% of eReaders.
    a 5V/2A charger charges faster than higher wattage bricks due to firmware limitations for this older device? or similar older models/battery type
    Wireless charging
    What it is: Can recharge on a compatible charging pad without plugging in a cable.
    When it matters: When you prefer drop-and-charge convenience on a desk or bedside stand.

    Importance: LOW

    no
    Onyx Boox M92 does not offer wireless charging. 7.3% of eReaders offer wireless charging.
    Internal storage
    What it is: The built-in space available for books, notes, audiobooks, apps, and downloaded documents.
    When it matters: When you keep large libraries offline or store a lot of PDFs and audio locally.

    Importance: HIGH

    Good value: >=32

    4 GB
    Onyx Boox M92 offers 4 GB of internal storage which is less than 66.1% of eReaders on this spec and equal to 13.6% of eReaders.
    RAM capacity
    What it is: The amount of working memory used for page rendering, multitasking, and keeping content active in the background.
    When it matters: When you open heavy files, switch between books, or expect the interface to stay snappy.

    Importance: MEDIUM

    Good value: >=2

    0.256 GB
    Onyx Boox M92 offers 0.256 GB of RAM which is less than 73.1% of eReaders on this spec and equal to 15.1% of eReaders.
    CPU base clock speed
    What it is: The baseline operating frequency of the main processor under normal load.
    When it matters: When you compare readers for faster menu navigation, indexing, and handling of larger documents.

    Importance: MEDIUM

    1 x 0.8 GHz
    Onyx Boox M92 has a CPU base clock speed of 1 x 0.8 GHz, which is slower than that of 76% of eReaders and the same as that of 14.9% of eReaders.
    Operating system
    What it is: The software platform that drives the interface, reading apps, and deeper system capabilities.
    When it matters: When you care about app availability, customization, and how flexible the device can become beyond basic reading.

    Importance: HIGH

    Linux
    Onyx Boox M92 runs Linux, which is less advanced than that of 71.3% of eReaders and the same as that of 8.2% of eReaders.
    Memory card slot
    What it is: Accepts removable storage so the library can expand beyond the built-in capacity.
    When it matters: When your collection will outgrow internal storage or you move files between devices manually.

    Importance: MEDIUM

    yes
    Onyx Boox M92 has a memory card slot. 43.1% of eReaders have a memory card slot.
    Show more
    Wi-Fi connectivity
    What it is: Connects the reader to wireless networks for book downloads, syncing, updates, and online services.
    When it matters: When you buy books directly on the device or keep your library synced without using a cable.

    Importance: HIGH

    yes
    Onyx Boox M92 connects over Wi-Fi. 93.5% of eReaders have Wi-Fi.
    Wi-Fi version
    What it is: Specifies which wireless networking standard is supported, such as Wi-Fi 4, 5, or 6.
    When it matters: When router compatibility, wireless stability, or faster transfers on newer home networks matter to you.

    Importance: LOW

    Wi-Fi 4 (802.11n)
    Onyx Boox M92 supports Wi-Fi Wi-Fi 4 (802.11n), which is newer than that of 10.7% of eReaders and the same as that of 46.7% of eReaders.
    Wi-Fi bands supported
    What it is: Shows whether the reader can use 2.4 GHz, 5 GHz, or both wireless bands.
    When it matters: When crowded apartment Wi-Fi or 5 GHz-only setups make band support matter at home or in the office.

    Importance: LOW

    2.4 GHz
    Onyx Boox M92 supports 2.4 GHz Wi-Fi bands, which is broader than that of 6.6% of eReaders and the same as that of 50% of eReaders.
    Bluetooth
    What it is: Provides short-range wireless pairing for headphones, speakers, keyboards, page turners, or other accessories.
    When it matters: When you listen to audiobooks, use a remote page turner, or want cable-free accessories around the house.

    Importance: MEDIUM

    no
    Onyx Boox M92 does not connect over Bluetooth. 60.2% of eReaders have Bluetooth.
    Bluetooth version
    What it is: Identifies the supported Bluetooth generation, which affects efficiency, codec support, and compatibility.
    When it matters: When you pair newer headphones and want a more stable, lower-power wireless connection.

    Importance: LOW

    Good value: >=5.0

    N/A
    Onyx Boox M92 supports Bluetooth N/A which is older than 59.3% of eReaders on this spec and equal to 40.7% of eReaders.
    Show more
    Weight
    What it is: The mass of the device, usually measured in grams.
    When it matters: When one-handed comfort matters and you do not want the reader to feel tiring during long sessions.

    Importance: HIGH

    Good value: <=200

    520 g
    Onyx Boox M92 weighs 520 g which is heavier than 91.8% of eReaders on this spec of eReaders.
    Thickness
    What it is: The depth of the body from front to back, usually measured in millimetres.
    When it matters: When grip comfort, sleeve fit, or how slim the reader feels in the hand matters to you.

    Importance: MEDIUM

    Good value: <=8

    11 mm
    Onyx Boox M92 is 11 mm thick which is thicker than 90% of eReaders on this spec and equal to 2.5% of eReaders.
    Height
    What it is: The vertical size of the body, usually measured from top to bottom in millimetres.
    When it matters: When you are checking whether the reader will fit a bag, jacket pocket, or small stand.

    Importance: LOW

    Good value: <=160

    241 mm
    Onyx Boox M92 is 241 mm tall which is taller than 89.3% of eReaders on this spec of eReaders.
    Width
    What it is: The side-to-side body measurement, usually given in millimetres.
    When it matters: When one-handed reach and how much space the reader takes in a bag or bedside setup matter.

    Importance: LOW

    Good value: <=130

    179.4 mm
    Onyx Boox M92 is 179.4 mm wide which is wider than 81.2% of eReaders on this spec of eReaders.
    Water resistance (splashproof)
    What it is: Can tolerate light splashes, damp hands, or brief accidental contact with water.
    When it matters: When you read by the bath, at the pool, or outdoors where light moisture is realistic.

    Importance: MEDIUM

    no
    Onyx Boox M92 does not have water resistance against splashes. 25% of eReaders have water resistance against splashes.
    Show more

    Onyx Boox M92 vs the average eReader

    • 2.7 inches larger screen size
      Onyx Boox M92 has a larger screen than the average eReader (9.7 inches vs 7 inches). The average eReader screen size is 7 inches.
      What it is: The diagonal measurement of the reading panel, usually given in inches.
      When it matters: When you are deciding between a small travel reader and a larger page that works better for PDFs, comics, or textbooks.

      Importance: HIGH

      Good value: >=7.8

      Onyx Boox M92 has a larger screen than the average eReader (9.7 inches vs 7 inches). The average eReader screen size is 7 inches.9.7 inches vs 7 inches
    • Includes memory card slot
      Onyx Boox M92 includes a memory card slot, while the average eReader does not.
      What it is: Accepts removable storage so the library can expand beyond the built-in capacity.
      When it matters: When your collection will outgrow internal storage or you move files between devices manually.

      Importance: MEDIUM

      Onyx Boox M92 includes a memory card slot, while the average eReader does not.
    • Has page-turn buttons
      Onyx Boox M92 has page-turn buttons, while the average eReader does not.
      What it is: Adds dedicated physical controls for moving forward or backward without tapping the screen.
      When it matters: When you read one-handed, wear gloves, or want fewer fingerprints on the display.

      Importance: HIGH

      Onyx Boox M92 has page-turn buttons, while the average eReader does not.
    • Has 3.5 mm jack
      Onyx Boox M92 has a 3.5 mm headphone jack, while the average eReader does not.
      What it is: Includes a standard analog audio port for wired headphones or speakers.
      When it matters: When you listen to audiobooks and do not want to rely on Bluetooth or a USB-C adapter.

      Importance: MEDIUM

      Onyx Boox M92 has a 3.5 mm headphone jack, while the average eReader does not.
    • Supports stylus
      Onyx Boox M92 supports a stylus, while the average eReader does not.
      features 4,096 levels of pressure sensitivity and palm rejection
      What it is: Works with a pen for handwriting, sketching, selection, or precise markup.
      When it matters: When you annotate PDFs, write in margins, or use the reader partly as a digital notebook.

      Importance: MEDIUM

      Onyx Boox M92 supports a stylus, while the average eReader does not.
    • Has microphone
      Onyx Boox M92 has a microphone, while the average eReader does not.
      What it is: Includes onboard audio input for voice features, calls, or recordings where the software supports them.
      When it matters: When voice notes, speech features, or audio interaction are part of how you plan to use the device.

      Importance: LOW

      Onyx Boox M92 has a microphone, while the average eReader does not.
    • Supports USB OTG
      Onyx Boox M92 supports USB OTG, while the average eReader does not.
      supports connection of external peripherals which do not require drivers
      What it is: Lets the USB port read external accessories or storage directly instead of working only as a charging connection.
      When it matters: When you want to attach a flash drive, keyboard, or adapter without going through a computer first.

      Importance: LOW

      Onyx Boox M92 supports USB OTG, while the average eReader does not.
    • 3 broader file support
      Onyx Boox M92 supports a broader range of file types than the average eReader (18 vs 15).
      What it is: Lists which ebook, document, image, or audio formats the reader can open without conversion.
      When it matters: When your library comes from mixed sources instead of one locked bookstore.

      Importance: HIGH

      Onyx Boox M92 supports a broader range of file types than the average eReader (18 vs 15).18 vs 15
    • 2.7 inches larger screen size
      Onyx Boox M92 has a larger screen than the average eReader (9.7 inches vs 7 inches). The average eReader screen size is 7 inches.
    • Supports stylus
      Onyx Boox M92 supports a stylus, while the average eReader does not.
    • 3 broader file support
      Onyx Boox M92 supports a broader range of file types than the average eReader (18 vs 15).
    • 21 more supported languages
      Onyx Boox M92 supports more languages than the average eReader (31 vs 10). The average eReader supports 10 languages.
    • Includes stylus
      Onyx Boox M92 includes a stylus, while the average eReader does not.
    • Includes memory card slot
      Onyx Boox M92 includes a memory card slot, while the average eReader does not.
    • Has 3.5 mm jack
      Onyx Boox M92 has a 3.5 mm headphone jack, while the average eReader does not.
    • Has microphone
      Onyx Boox M92 has a microphone, while the average eReader does not.
    • Supports USB OTG
      Onyx Boox M92 supports USB OTG, while the average eReader does not.
    • 1 more speakers
      Onyx Boox M92 has more speakers than the average eReader (1 vs 0). The average eReader has 0 speakers.
    • Has page-turn buttons
      Onyx Boox M92 has page-turn buttons, while the average eReader does not.

    Total
    Display
    Reading
    Hardware
    Connectivity
    Design
    • Less advanced E-Ink technology
      Onyx Boox M92 uses Pearl E-Ink technology, while the average eReader uses Carta Plus.
    • 43.4% lower pixel density
      Onyx Boox M92 has a lower pixel density than the average eReader (150 ppi vs 265 ppi). The average eReader has a pixel density of 265 ppi.
    • No front light
      Onyx Boox M92 does not include front light, while the average eReader does.
    • No color temperature adjustment
      Onyx Boox M92 does not support color temperature adjustment, while the average eReader does.
    • Lower screen resolution
      Onyx Boox M92 supports lower screen resolution than the average eReader (825x1200 px vs 1072x1448 px). The average eReader supports 1072x1448 px screen resolution.
    • Basic touchscreen technology
      Onyx Boox M92 uses stylus digitizer touchscreen technology, while the average eReader uses capacitive.
    • 5 fewer front-light LEDs
      Onyx Boox M92 has fewer front-light LEDs than the average eReader (0 vs 5). The average eReader has 5 front-light LEDs.
    • No cloud sync
      Onyx Boox M92 does not support cloud sync, while the average eReader does.
    • No parental controls
      Onyx Boox M92 does not have parental controls, while the average eReader does.
      The M92 is an older device that runs on an older system where parental controls were non-existent in the Boox firmware; some newer Boox devices have Kids Mode but with limitations
    • 1 hours longer charging time
      Onyx Boox M92 charges more slowly than the average eReader (3 hours vs 2 hours). The average eReader charges in 2 hours.
      a 5V/2A charger charges faster than higher wattage bricks due to firmware limitations for this older device? or similar older models/battery type
    • Less advanced operating system
      Onyx Boox M92 uses Linux, a less advanced operating system than Kindle OS on the average eReader.
    • 75% less storage
      Onyx Boox M92 offers less internal storage than the average eReader (4 GB vs 16 GB). The average eReader provides 16 GB of internal storage.
    • 0.26 GB less RAM
      Onyx Boox M92 has less RAM than the average eReader (0.3 GB vs 0.512 GB). The average eReader has 0.512 GB of RAM.
    • Slower CPU base clock speed
      Onyx Boox M92 has a slower CPU base clock speed than the average eReader (1x0.8 GHz vs 1x1 GHz). The average eReader has a CPU base clock speed of 1x1 GHz.
    • No USB Type-C
      Onyx Boox M92 does not have USB Type-C, while the average eReader does.
    • No Bluetooth
      Onyx Boox M92 does not have Bluetooth, while the average eReader does.
    • No Bluetooth audio
      Onyx Boox M92 does not support Bluetooth audio, while the average eReader does.
    • No OTA updates
      Onyx Boox M92 does not support OTA updates, while the average eReader does.
    • 2.44x heavier
      Onyx Boox M92 is heavier than the average eReader (520 g vs 213 g). The average eReader weighs 213 g.
    • 2.9 mm thicker
      Onyx Boox M92 is thicker than the average eReader (11 mm vs 8.1 mm). The average eReader thickness is 8.1 mm.
    • 10 year/s older release date
      Onyx Boox M92 is older than the average eReader (2011 vs 2021). The average eReader was released in 2021.
      November 2,011
    • 68 mm taller
      Onyx Boox M92 is taller than the average eReader (241 mm vs 173 mm). The average eReader height is 173 mm.
    • 51.8 mm wider
      Onyx Boox M92 is wider than the average eReader (179.4 mm vs 127.6 mm). The average eReader width is 127.6 mm.
    • Less advanced E-Ink technology
      Onyx Boox M92 uses Pearl E-Ink technology, while the average eReader uses Carta Plus.
      What it is: States which E Ink generation or panel family the device uses, such as Carta or Kaleido.
      When it matters: When you compare newer and older readers for contrast, refresh behavior, or color performance.

      Importance: HIGH

      Onyx Boox M92 uses Pearl E-Ink technology, while the average eReader uses Carta Plus.Pearl vs Carta Plus
    • 43.4% lower pixel density
      Onyx Boox M92 has a lower pixel density than the average eReader (150 ppi vs 265 ppi). The average eReader has a pixel density of 265 ppi.
      What it is: The number of pixels packed into each inch of the display, expressed in ppi.
      When it matters: When you want text edges to look cleaner and serif fonts to resemble print more closely.

      Importance: HIGH

      Good value: >=300

      Onyx Boox M92 has a lower pixel density than the average eReader (150 ppi vs 265 ppi). The average eReader has a pixel density of 265 ppi.150 ppi vs 265 ppi
    • No front light
      Onyx Boox M92 does not include front light, while the average eReader does.
      What it is: Adds built-in illumination that shines across the screen so the page stays readable in dark environments.
      When it matters: When you read in bed, on flights, or anywhere ambient light is too low for an unlit screen.

      Importance: HIGH

      Onyx Boox M92 does not include front light, while the average eReader does.
    • No USB Type-C
      Onyx Boox M92 does not have USB Type-C, while the average eReader does.
      What it is: Uses the reversible USB-C connector for charging and, on some models, wired data transfer.
      When it matters: When you want one shared cable standard for your reader, phone, and other travel gear.

      Importance: MEDIUM

      Onyx Boox M92 does not have USB Type-C, while the average eReader does.
    • 2.44x heavier
      Onyx Boox M92 is heavier than the average eReader (520 g vs 213 g). The average eReader weighs 213 g.
      What it is: The mass of the device, usually measured in grams.
      When it matters: When one-handed comfort matters and you do not want the reader to feel tiring during long sessions.

      Importance: HIGH

      Good value: <=200

      Onyx Boox M92 is heavier than the average eReader (520 g vs 213 g). The average eReader weighs 213 g.520 g vs 213 g
    • No cloud sync
      Onyx Boox M92 does not support cloud sync, while the average eReader does.
      What it is: Keeps books, notes, reading position, or documents synchronized with cloud storage or companion apps.
      When it matters: When you switch between devices and want progress and files to follow you automatically.

      Importance: MEDIUM

      Onyx Boox M92 does not support cloud sync, while the average eReader does.
    • No Bluetooth audio
      Onyx Boox M92 does not support Bluetooth audio, while the average eReader does.
      What it is: Confirms that Bluetooth can be used specifically for wireless audio output, not just for generic accessories.
      When it matters: When you plan to pair earbuds or a speaker for audiobooks or text-to-speech playback.

      Importance: MEDIUM

      Onyx Boox M92 does not support Bluetooth audio, while the average eReader does.
    • No Bluetooth
      Onyx Boox M92 does not have Bluetooth, while the average eReader does.
      What it is: Provides short-range wireless pairing for headphones, speakers, keyboards, page turners, or other accessories.
      When it matters: When you listen to audiobooks, use a remote page turner, or want cable-free accessories around the house.

      Importance: MEDIUM

      Onyx Boox M92 does not have Bluetooth, while the average eReader does.
    Total
    Overall
    Display
    Reading
    Battery
    Hardware
    Connectivity
    Design

    Graphic comparison of Onyx Boox M92 and other eReaders

    Attribute category
    Attribute
    No results found

    Third-party reviews

    What customers like about Onyx Boox M92?

    • Excellent PDF handling with advanced features like 'hide margins' and selection zoom
    • Large 9.7-inch E Ink display ideal for technical, academic, and A4/Letter sized documents
    • Versatile physical controls including a navigation wheel, page-turn buttons, and a joystick for font sizing
    • Extensive hardware connectivity with a full-size SD card slot and 3.5mm headphone jack
    • Open-source friendly, allowing for community-driven firmware and software fixes
    • Includes Wacom touchscreen support with a stylus for on-screen notes

    What customers dislike about Onyx Boox M92?

    • Outdated hardware design with a plastic back that easily shows fingerprints
    • Lack of a built-in storage slot for the stylus on the device itself
    • Inconsistent software experience with bugs like overlapping page numbers and limited margin settings in some apps
    • Limited multitasking capabilities, requiring users to close one application before opening another
    • Relatively low pixel density (150 ppi) compared to modern e-readers
    • Frequent Wi-Fi connectivity issues and slow web browsing performance

    Expert reviews

    B
    baach.de
    12/12/2011
    Comparison of pocketbook 903 and onyx boox m92

    The Onyx Boox M92 excels in PDF rendering with superior contrast, faster search speeds, and advanced "hide margins" and "embolden" modes. However, it suffers from a darker screen background, lack of per-book reader selection, and a clunky, closed multitasking system. Conversely, the PocketBook Pro 903 offers a lighter, whiter screen, better EPUB handling, and superior note...Read more

    B
    baach.de
    12/12/2011
    Comparison of PocketBook 903 and Onyx Boox M92: Do you need more information on the technical specifications or PDF performance of this model?

    The Onyx Boox M92 is identified as superior for PDF reading, featuring advanced "Selection Zoom" and margin hiding, alongside font-emboldening for better legibility. However, it suffers from a clunky, non-listed annotation system and requires frequent mode switching while zoomed. Conversely, the PocketBook Pro 903 excels in note-taking, enabling text snapshots and exporting...Read more

    (Translated)Show original
    E
    e-reader-forum.de
    05/04/2013
    Onyx BOOX M92 Black Pearl Review & First Impressions (Uni Reader)

    The Onyx Boox M92 Black Pearl is a 9.7-inch E-Ink reader favored for academic use, featuring a high-contrast Pearl display and a Wacom touchscreen for precise note-taking on large PDFs. The device offers extensive file format support via multiple reading applications, though its complex, menu-heavy interface can be intimidating, and the web browser is often slow. Despite functional...Read more

    (Translated)Show original
    L
    lectoreselectronicos.com
    14/08/2014
    Onyx Boox M92 Review - User Feedback

    The Onyx Boox M92, discussed on Lectores Electrónicos, is a 9.7-inch E-ink Pearl ereader optimized for large-format documents, featuring an 800 MHz processor and expandable 4GB storage. Users heavily praise its specialized PDF handling, highlighting advanced zoom, auto-crop features, and stylus note-taking capabilities as significant pros, along with beneficial accessory bundles...Read more

    (Translated)Show original
    L
    lectoreselectronicos.com
    18/08/2014
    Onyx Boox M92 Review - Additional Performance Comments

    The forum review of the Onyx Boox i62HD Firefly highlights its high-definition "Pearl HD" screen and open, customizable software, supporting engines like FBReader for extensive user control. Key hardware advantages include a microSD card slot and physical page-turn buttons, positioning it as a versatile alternative to more closed ecosystems. However, user discussion indicates major...Read more

    (Translated)Show original
    L
    lectoreselectronicos.com
    03/04/2012
    Onyx Boox M92 Black Review [Archive

    The Onyx Boox i62ML Aurora is a 6-inch e-reader featuring a high-resolution 1024x758 E Ink Pearl HD screen and an integrated front-lighting system for improved visibility. Its key strengths include an infrared multi-touch screen that supports gestures, an open system compatible with multiple formats (EPUB, PDF, FB2), and physical page-turn buttons, alongside a respectable 800 MHz...Read more

    (Translated)Show original
    L
    lectoreselectronicos.com
    04/03/2012
    Onyx Boox M92 Analysis

    The Onyx Boox M92, analyzed on the Lectores Electrónicos forum, is highlighted as a specialized 9.7-inch E Ink Pearl device, noted for superior PDF handling through features like "Selection Zoom" and margin management. Pros include high customization via open-source firmware for apps like FBReader, a responsive Wacom stylus, and physical navigation, though it lacks a built-in front...Read more

    (Translated)Show original
    E
    ereaders.nl
    27/02/2012
    Icarus eXcel Review: High Flyer with a Sharp, Large Screen

    The Icarus Excel is a 9.7-inch E Ink Pearl e-reader designed for heavy PDF usage, featuring a 1200 x 825 resolution and a Wacom stylus for annotation. Its Linux-based system, powered by an 800 MHz CPU, offers strong file support including EPUB, PDF, and Office documents, with physical buttons and a navigation joystick for control. Key advantages include superior PDF handling,...Read more

    (Translated)Show original

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