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Apple iMac 24" 2021 with Retina 4.5k - M1 16GB RAM 512GB

⌛Low StockSave $1,898.00
Sale price$1,911.00 Regular price$3,809.00

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  • 12-month warranty
  • 30-day returns

Magic Mouse and Magic Keyboard Included

Storage: 512GB
256GBfrom $1,761.00 512GBsold out 1TBfrom $2,122.00 2TBsold out
Storage: 512GB
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Condition: GoodMore info
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Colour: Blue
Price:
Sale price$1,911.00 Regular price$3,809.00

or 4 × $477.00.75 with Afterpay or PayPal · or Zip from $10/week

Free delivery Tue 17 to Mon 23 Nov Express Fri 13 to Tue 17 Nov · 4-hour delivery in inner Melbourne
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$1,911.00 Apple iMac 24" 2021 with Retina 4.5k - M1 16GB RAM · 512GB · Good · Blue

Colors 

  • Blue 

Chip 

  • Apple M1 chip 
  • 8-core CPU with 4 performance cores and 4 efficiency cores 
  • 7-core GPU, 8-core GPU 
  • 16-core Neural Engine 

Storage2 

  • 512GB SSD
  • Configurable to: 1TB, or 2TB 

Memory 

  • 16GB unified memory 

Display 

  • 24-inch 4.5K Retina display 
  • 4480-by-2520 resolution at 218 pixels per inch with support for 1 billion colors 
  • 500 nits brightness 
  • Wide color (P3) 
  • True Tone technology 

Actual diagonal screen size is 23.5 in 

Camera 

  • 1080p FaceTime HD camera 
  • Advanced image signal processor with computational video 

Video Support 

  • Simultaneously supports full native resolution on the built-in display at 1 billion colors and: 
  • One external display with up to 6K resolution at 60Hz 
  • Thunderbolt 3 digital video output 
  • Native DisplayPort output over USB-C 
  • VGA, HDMI, DVI, and Thunderbolt 2 output supported using adapters (sold separately) 

Audio 

  • High-fidelity six-speaker system with force-cancelling woofers 
  • Wide stereo sound 
  • Support for spatial audio when playing music or video with Dolby Atmos3 
  • Studio-quality three-mic array with high signal-to-noise ratio and directional beamforming 
  • Support for “Hey Siri” 

Connections and Expansion 

  • Two Thunderbolt / USB 4 ports with support for: 
  • DisplayPort 
  • Thunderbolt 3 (up to 40Gb/s) 
  • USB 4 (up to 40Gb/s) 
  • USB 3.1 Gen 2 (up to 10Gb/s) 
  • Thunderbolt 2, HDMI, DVI, and VGA supported using adapters (sold separately) 
  • 3.5 mm headphone jack 
  • Gigabit Ethernet 
  • Two USB 3 ports (up to 10Gb/s) 

Input 

  • Magic Keyboard 
  • Magic Mouse 

Configurable with: Magic Keyboard with Touch ID, Magic Keyboard with Touch ID and Numeric Keypad, Magic Trackpad 

Wireless 

  • Wi-Fi 
  • Wi-Fi 6 (802.11ax) 
  • IEEE 802.11a/b/g/n/ac compatible 
  • Bluetooth 
  • Bluetooth 5.0 wireless technology 

Size and Weight 

  • Height: 18.1 inches (46.1 cm) 
  • Width: 21.5 inches (54.7 cm) 
  • Stand Depth: 5.8 inches (14.7 cm) 
  • Weight: 2-ports: 9.83 pounds (4.46 kg)3 , 4-ports: 9.88 pounds (4.48 kg)3 

Electrical and Operating Requirements 

  • Line voltage: 100–240V AC 
  • Frequency: 50Hz to 60Hz, single phase 
  • Operating temperature: 50° to 95° F (10° to 35° C) 
  • Relative humidity: 5% to 90% noncondensing 
  • Operating altitude: tested up to 16,400 feet (5000 meters) 

In the Box 

  • iMac 
  • Magic Keyboard 
  • Magic Mouse 
  • 143W power adapter 
  • Power cord (2 m) 
  • USB-C to Lightning Cable 

Operating System 

macOS 

macOS is the most advanced desktop operating system in the world. macOS Ventura makes the things you do most on Mac even better, so you can work smarter, play harder, and go further. 

Accessibility 

Accessibility features help people with disabilities get the most out of their new iMac. With built-in support for vision, hearing, mobility, and learning, you can create and do amazing things.  

Features include: 

  • Voice Control 
  • VoiceOver 
  • Zoom 
  • Increase Contrast 
  • Reduce Motion 
  • Siri and Dictation 
  • Switch Control 
  • Live Captions 

Built-in Apps4 

  • App Store 
  • Books 
  • Calendar 
  • Contacts 
  • FaceTime 
  • Find My 
  • Freeform 
  • GarageBand 
  • Home 
  • iMovie 
  • Keynote 
  • Mail 
  • Maps 
  • Messages 
  • Music 
  • News 
  • Notes 
  • Numbers 
  • Pages 
  • Photo Booth 
  • Photos 
  • Podcasts 
  • Preview 
  • QuickTime Player 
  • Reminders 
  • Safari 
  • Shortcuts 
  • Siri 
  • Stocks 
  • Time Machine 
  • TV 
  • Voice Memos 

 

Discover the perfect blend of stunning design and exceptional performance with the Apple iMac 24" (2021). Featuring a mesmerizing Retina 4.5K display, this iMac brings your visuals to life with breathtaking clarity and vibrant colors, making every detail pop and every image sparkle.

At the heart of this iMac lies the revolutionary M1 chip, delivering incredible speed and efficiency that transforms your workflow. With 16GB of unified memory, you can seamlessly juggle multiple applications, handle intensive tasks, and enjoy smooth multitasking without a hitch. The 512GB SSD provides ample storage space for all your important files, creative projects, and media, while ensuring lightning-fast access.

The iMac's sleek and modern design not only enhances your workspace but also reduces noise with its advanced thermal architecture. Enjoy crystal-clear video calls with the integrated FaceTime HD camera, and experience rich, immersive sound with its six-speaker audio system.

Whether you're a creative professional, a power user, or someone who values both style and performance, the Apple iMac 24" (2021) with Retina 4.5K display, M1 chip, 16GB RAM, and 512GB SSD is your gateway to an extraordinary computing experience.

 

Please note: This iMac may come with either a Magic Mouse or Magic Trackpad, depending on availability.

Colors 

  • Blue 

Chip 

  • Apple M1 chip 
  • 8-core CPU with 4 performance cores and 4 efficiency cores 
  • 7-core GPU, 8-core GPU 
  • 16-core Neural Engine 

Storage2 

  • 512GB SSD
  • Configurable to: 1TB, or 2TB 

Memory 

  • 16GB unified memory 

Display 

  • 24-inch 4.5K Retina display 
  • 4480-by-2520 resolution at 218 pixels per inch with support for 1 billion colors 
  • 500 nits brightness 
  • Wide color (P3) 
  • True Tone technology 

Actual diagonal screen size is 23.5 in 

Camera 

  • 1080p FaceTime HD camera 
  • Advanced image signal processor with computational video 

Video Support 

  • Simultaneously supports full native resolution on the built-in display at 1 billion colors and: 
  • One external display with up to 6K resolution at 60Hz 
  • Thunderbolt 3 digital video output 
  • Native DisplayPort output over USB-C 
  • VGA, HDMI, DVI, and Thunderbolt 2 output supported using adapters (sold separately) 

Audio 

  • High-fidelity six-speaker system with force-cancelling woofers 
  • Wide stereo sound 
  • Support for spatial audio when playing music or video with Dolby Atmos3 
  • Studio-quality three-mic array with high signal-to-noise ratio and directional beamforming 
  • Support for “Hey Siri” 

Connections and Expansion 

  • Two Thunderbolt / USB 4 ports with support for: 
  • DisplayPort 
  • Thunderbolt 3 (up to 40Gb/s) 
  • USB 4 (up to 40Gb/s) 
  • USB 3.1 Gen 2 (up to 10Gb/s) 
  • Thunderbolt 2, HDMI, DVI, and VGA supported using adapters (sold separately) 
  • 3.5 mm headphone jack 
  • Gigabit Ethernet 
  • Two USB 3 ports (up to 10Gb/s) 

Input 

  • Magic Keyboard 
  • Magic Mouse 

Configurable with: Magic Keyboard with Touch ID, Magic Keyboard with Touch ID and Numeric Keypad, Magic Trackpad 

Wireless 

  • Wi-Fi 
  • Wi-Fi 6 (802.11ax) 
  • IEEE 802.11a/b/g/n/ac compatible 
  • Bluetooth 
  • Bluetooth 5.0 wireless technology 

Size and Weight 

  • Height: 18.1 inches (46.1 cm) 
  • Width: 21.5 inches (54.7 cm) 
  • Stand Depth: 5.8 inches (14.7 cm) 
  • Weight: 2-ports: 9.83 pounds (4.46 kg)3 , 4-ports: 9.88 pounds (4.48 kg)3 

Electrical and Operating Requirements 

  • Line voltage: 100–240V AC 
  • Frequency: 50Hz to 60Hz, single phase 
  • Operating temperature: 50° to 95° F (10° to 35° C) 
  • Relative humidity: 5% to 90% noncondensing 
  • Operating altitude: tested up to 16,400 feet (5000 meters) 

In the Box 

  • iMac 
  • Magic Keyboard 
  • Magic Mouse 
  • 143W power adapter 
  • Power cord (2 m) 
  • USB-C to Lightning Cable 

Operating System 

macOS 

macOS is the most advanced desktop operating system in the world. macOS Ventura makes the things you do most on Mac even better, so you can work smarter, play harder, and go further. 

Accessibility 

Accessibility features help people with disabilities get the most out of their new iMac. With built-in support for vision, hearing, mobility, and learning, you can create and do amazing things.  

Features include: 

  • Voice Control 
  • VoiceOver 
  • Zoom 
  • Increase Contrast 
  • Reduce Motion 
  • Siri and Dictation 
  • Switch Control 
  • Live Captions 

Built-in Apps4 

  • App Store 
  • Books 
  • Calendar 
  • Contacts 
  • FaceTime 
  • Find My 
  • Freeform 
  • GarageBand 
  • Home 
  • iMovie 
  • Keynote 
  • Mail 
  • Maps 
  • Messages 
  • Music 
  • News 
  • Notes 
  • Numbers 
  • Pages 
  • Photo Booth 
  • Photos 
  • Podcasts 
  • Preview 
  • QuickTime Player 
  • Reminders 
  • Safari 
  • Shortcuts 
  • Siri 
  • Stocks 
  • Time Machine 
  • TV 
  • Voice Memos 

 

Discover the perfect blend of stunning design and exceptional performance with the Apple iMac 24" (2021). Featuring a mesmerizing Retina 4.5K display, this iMac brings your visuals to life with breathtaking clarity and vibrant colors, making every detail pop and every image sparkle.

At the heart of this iMac lies the revolutionary M1 chip, delivering incredible speed and efficiency that transforms your workflow. With 16GB of unified memory, you can seamlessly juggle multiple applications, handle intensive tasks, and enjoy smooth multitasking without a hitch. The 512GB SSD provides ample storage space for all your important files, creative projects, and media, while ensuring lightning-fast access.

The iMac's sleek and modern design not only enhances your workspace but also reduces noise with its advanced thermal architecture. Enjoy crystal-clear video calls with the integrated FaceTime HD camera, and experience rich, immersive sound with its six-speaker audio system.

Whether you're a creative professional, a power user, or someone who values both style and performance, the Apple iMac 24" (2021) with Retina 4.5K display, M1 chip, 16GB RAM, and 512GB SSD is your gateway to an extraordinary computing experience.

 

Please note: This iMac may come with either a Magic Mouse or Magic Trackpad, depending on availability.

  • Your iMac
  • Power cord
  • Keyboard and mouse
  • Warranty card
  • Happy Promise

    Not happy with it? Send it back within 30 days. We email you a free return label.

Every iMac is 100% functional and fully tested. The grade only describes how it looks.

The five grades

  • New

    Full manufacturer's warranty

    Never used, never activated.

  • Exceptional +3 months cover

    15-month warranty

    As new, very faint to no marks.

  • Ex-Demo

    12-month warranty

    Like new, very faint to no marks. Same look as Exceptional.

  • Excellent

    12-month warranty

    Minor scratches you won't see at arm's length.

  • Good

    12-month warranty

    Visible marks or minor dents on the body, or light scratches on the screen, never deep.

Real Feedback & Videos

Reviewing a refurbished MacBook

What our customers say

Real reviews from people who bought from OzMobiles.

4.7

Excellent on Trustpilot

20,023 reviews

I found ozmobiles through a google search to update daughters' phone. I was pleasantly surprised to find such good quality phones for incredibly reasonable prices in excellent condition. Very happy with the purchase, the time it took to arrive from Victoria to Brisbane, the service received and ease of use of the process.

TiinaVerified buyer · 12 November 2026

My phone arrived sooner than expected and the condition was better than expected. This is the third phone I’ve had from Ozmobile and it won’t be the last.

jjoanVerified buyer · 12 November 2026

I've just bought my second refurbished iphone from OzMobiles and i will probably buy my third when the time comes. They hold a huge range, and its easy to search and compare for the perfect item. Their condition rating is reliable, prices comparable wit anywhere else, and they have nice little bonus discounts from time to time. Delivery was prompt and safe.

Tracey L.Verified buyer · 12 November 2026

We have purchased from OzMobiles a few times now and found the service to be fast and efficient. Thank you

Helen M.Verified buyer · 11 November 2026

The quality of the phone was outstanding, no blemishes at all and there have been no technical problems either. Also the delivery I thought was going to take longer however arrived earlier than expected, so this was also a plus for me.

Steven B.Verified buyer · 11 November 2026

I've now bought my last three "new" iphones from OzMobiles and have been happy with the service. I like being able to filter and find a phone that suits my needs and not paying full price for it.

G G.Verified buyer · 11 November 2026

Phone turned up sooner than expected which was great excellent value for money.

George S.Verified buyer · 11 November 2026

I bought an exceptional refurbished of iPhone 17 Pro Max from this Store. I have received a very good phone with no scratch and totally fumctional phone. I am really happy with the phone and would recommend anyone to buy refurbished tech gadget from this Store. Thank You Tjie Hwa Lie

Tjiehwa L.Verified buyer · 10 November 2026

phone in great condition, no problems at all, will definitely promote oz mobile to friends

Rita B.Verified buyer · 10 November 2026

Bought a brand new Google Pixel 11 Pro. Pricing was significantly better than retail, and it arrived after only a few days. Very happy customer.

JustinVerified buyer · 10 November 2026

The phone is just beautiful! The service was wonderful. I would recommend ozMobiles without reservation.

Elizabeth D.Verified buyer · 10 November 2026

Really happy with my purchase from OzMobiles. I bought a refurbished 2026 model laptop at a good price and it arrived in as-new condition, exactly as described. It was well packaged and honestly looked brand new. Great value for money and a really good buying experience. Would definitely buy from OzMobiles again and happily recommend them.

GWVerified buyer · 10 November 2026
Read all 20,023 reviews on Trustpilot

What our customers say

Real reviews from people who bought from OzMobiles.

4.7

Excellent on Trustpilot

20,023 reviews

I found ozmobiles through a google search to update daughters' phone. I was pleasantly surprised to find such good quality phones for incredibly reasonable prices in excellent condition. Very happy with the purchase, the time it took to arrive from Victoria to Brisbane, the service received and ease of use of the process.

TiinaVerified buyer · 12 November 2026

My phone arrived sooner than expected and the condition was better than expected. This is the third phone I’ve had from Ozmobile and it won’t be the last.

jjoanVerified buyer · 12 November 2026

I've just bought my second refurbished iphone from OzMobiles and i will probably buy my third when the time comes. They hold a huge range, and its easy to search and compare for the perfect item. Their condition rating is reliable, prices comparable wit anywhere else, and they have nice little bonus discounts from time to time. Delivery was prompt and safe.

Tracey L.Verified buyer · 12 November 2026

We have purchased from OzMobiles a few times now and found the service to be fast and efficient. Thank you

Helen M.Verified buyer · 11 November 2026

The quality of the phone was outstanding, no blemishes at all and there have been no technical problems either. Also the delivery I thought was going to take longer however arrived earlier than expected, so this was also a plus for me.

Steven B.Verified buyer · 11 November 2026

I've now bought my last three "new" iphones from OzMobiles and have been happy with the service. I like being able to filter and find a phone that suits my needs and not paying full price for it.

G G.Verified buyer · 11 November 2026

Phone turned up sooner than expected which was great excellent value for money.

George S.Verified buyer · 11 November 2026

I bought an exceptional refurbished of iPhone 17 Pro Max from this Store. I have received a very good phone with no scratch and totally fumctional phone. I am really happy with the phone and would recommend anyone to buy refurbished tech gadget from this Store. Thank You Tjie Hwa Lie

Tjiehwa L.Verified buyer · 10 November 2026

phone in great condition, no problems at all, will definitely promote oz mobile to friends

Rita B.Verified buyer · 10 November 2026

Bought a brand new Google Pixel 11 Pro. Pricing was significantly better than retail, and it arrived after only a few days. Very happy customer.

JustinVerified buyer · 10 November 2026

The phone is just beautiful! The service was wonderful. I would recommend ozMobiles without reservation.

Elizabeth D.Verified buyer · 10 November 2026

Really happy with my purchase from OzMobiles. I bought a refurbished 2026 model laptop at a good price and it arrived in as-new condition, exactly as described. It was well packaged and honestly looked brand new. Great value for money and a really good buying experience. Would definitely buy from OzMobiles again and happily recommend them.

GWVerified buyer · 10 November 2026
Read all 20,023 reviews on Trustpilot

Real Feedback & Videos

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A greener and happier environment. Feel good buying a refurbished Apple iMac 24" 2021 with Retina 4.5k - M1 16GB RAM 512GB from OzMobiles knowing you're helping to reduce your carbon footprint.

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