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Refurbished Used Apple iMacs 21-Inch

Shop our large inventory of refurbished used Apple iMac 21-inch desktops and save with GainSaver's low prices.

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1 - 10 of ( 14 Matches)
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    Refurbished Apple iMac (Late 2012) Front

    iMac 21.5-inch (Aluminum) 2.9GHZ Quad Core i5 (Late 2012). - Apple MD094LL/A

    Part#: 150969  (In Stock) (Price Drop:9/20/2016)
    Condition: Refurbished
    • 21.5-inch laminated LED-backlit anti-reflective coating LCD display 1920x1080 resolution with IPS
    • 2.9GHZ Intel Quad Core i5 Processor
    • Base 250GB (5400 RPM) 2.5" SATA Hard Drive, Upgradable 1.5TB (5400 RPM) or 512GB (Solid State)
    • Base 4GB (1GB x 4) RAM PC3-1333-SODIMM, Upgradable 32GB RAM, Total Memory Banks: 4
    • NVIDIA GeForce GT 650M graphics processor with 512 MB of dedicated GDDR5 memory
    • Customizable Mac OS X installed and Optional Dual Boot Windows OS installed
    • USB Keyboard Included, Apple Wireless Keyboard Optional. USB Mouse Included, Apple Wireless Mouse Optional.
    • 10/100/1000BASE-T Gigabit Ethernet (RJ-45 connector), SDXC card slot, Four USB 3 ports, Two Thunderbolt ports, Mini DisplayPort output
    • 802.11n Wi-Fi wireless networking;2 IEEE 802.11a/b/g compatible, Bluetooth 4.0 wireless technology

    $729.00

    Save: $36.45 (5%)

    Your Low Price: $692.55 692.55

  • SALE
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    Refurbished Apple iMac (Mid 2011) Front

    iMac 21.5-inch (Aluminum) 2.5GHZ Quad Core i5 (Mid 2011). - Apple MC309LL/A

    Part#: 150930  (In Stock) (Price Drop:9/20/2016)
    Condition: Refurbished
    • 21.5-inch glossy LED-backlit TFT LCD display 1920x1080 resolution with IPS
    • 2.5GHZ Intel Quad Core i5 Processor
    • Base 320GB (5400 RPM) 3.5" SATA Hard Drive, Upgradable 4TB (7200 RPM) or 512GB (Solid State)
    • Base 2GB (1GB x 2) RAM PC3-1333-SODIMM, Upgradable 32GB RAM, Total Memory Banks: 4
    • AMD Radeon HD 6750M graphics with 512 MB of dedicated GDDR5 memory
    • Customizable Mac OS X installed and Optional Dual Boot Windows OS installed
    • USB Keyboard Included, Apple Wireless Keyboard Optional. USB Mouse Included, Apple Wireless Mouse Optional.
    • 10/100/1000BASE-T Gigabit Ethernet (RJ-45 connector), One Thunderbolt port, Mini DisplayPort output, One FireWire 800 port; 7 watts, Four USB 2.0 ports, SDXC card slot
    • 802.11n Wi-Fi wireless networking; IEEE 802.11a/b/g compatible, Bluetooth 2.1 + EDR (Enhanced Data Rate) wireless technology

    $549.00

    Save: $27.45 (5%)

    Your Low Price: $521.55 521.55

  • SALE
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    Refurbished Apple iMac (Mid 2010) Front

    iMac 21.5-inch (Aluminum) 3.2GHZ Dual Core i3 (Mid 2010). - Apple MC509LL/A

    Part#: 126363  (In Stock) (Price Drop:9/20/2016)
    Condition: Refurbished
    • 21.5-inch glossy LED-backlit TFT LCD display 1920x1080 resolution with IPS
    • 3.2GHZ Intel Dual Core i3 Processor
    • Base 320GB (5400 RPM) 3.5" SATA Hard Drive, Upgradable 4TB (7200 RPM) or 512GB (Solid State)
    • Base 2GB (1GB x 2) RAM PC3-1333-SODIMM, Upgradable 32GB RAM, Total Memory Banks: 4
    • ATI Radeon HD 5670 graphics with 512 MB of dedicated GDDR3 memory
    • Customizable Mac OS X installed and Optional Dual Boot Windows OS installed
    • USB Keyboard Included, Apple Wireless Keyboard Optional. USB Mouse Included, Apple Wireless Mouse Optional.
    • 10/100/1000BASE-T Gigabit Ethernet (RJ-45 connector), One FireWire 800 port; 7 watts, Four USB 2.0 ports, SDXC card slot, Mini DisplayPort output
    • AirPort Extreme 802.11n Wi-Fi wireless networking; IEEE 802.11a/b/g compatible, Bluetooth 2.1 + EDR (Enhanced Data Rate) wireless technology

    $539.00

    Save: $53.90 (10%)

    Your Low Price: $485.10 485.10

  • SALE
    Free Gift Card
    Refurbished Apple iMac (Late 2012) Front

    iMac 21.5-inch (Aluminum) 2.7GHZ Quad Core i5 (Late 2012). - Apple MD093LL/A

    Part#: 150968  (In Stock)
    Condition: Refurbished
    • 21.5-inch laminated LED-backlit anti-reflective coating LCD display 1920x1080 resolution with IPS
    • 2.7GHZ Intel Quad Core i5 Processor
    • Base 750GB (7200 RPM) 3.5" SATA Hard Drive, Upgradable 4TB (7200 RPM) or 512GB (Solid State)
    • Base 4GB (2GB x 2) RAM PC3-1333-SODIMM, Upgradable 16GB RAM, Total Memory Banks: 2
    • NVIDIA GeForce GT 640M graphics processor with 512 MB of dedicated GDDR5 memory
    • Customizable Mac OS X installed and Optional Dual Boot Windows OS installed
    • USB Keyboard Included, Apple Wireless Keyboard Optional. USB Mouse Included, Apple Wireless Mouse Optional.
    • 10/100/1000BASE-T Gigabit Ethernet (RJ-45 connector), SDXC card slot, Four USB 3 ports, Two Thunderbolt ports, Mini DisplayPort output
    • 802.11n Wi-Fi wireless networking;2 IEEE 802.11a/b/g compatible, Bluetooth 4.0 wireless technology

    $789.00

    Save: $39.45 (5%)

    Your Low Price: $749.55 749.55

  • iMac 21.5-inch (Aluminum) 3.06GHZ Core 2 Duo (Late 2009). - Apple A1311

    Part#: 147837  (In Stock)
    Condition: Refurbished
    • 21.5-inch glossy LED-backlit TFT LCD display, 1920x1080 resolution with IPS
    • 3.06GHZ Intel Core 2 Duo Processor
    • Base 320GB (5400 RPM) 3.5" SATA Hard Drive, Upgradable 4TB (7200 RPM) or 512GB (Solid State)
    • Base 1GB (512MB x 2) RAM PC3-1333-SODIMM, Upgradable 16GB RAM, Total Memory Banks: 2
    • NVIDIA GeForce 9400M graphics with 256 MB of memory shared with the system
    • Customizable Mac OS X installed and Optional Dual Boot Windows OS installed
    • USB Keyboard Included, Apple Wireless Keyboard Optional. USB Mouse Included, Apple Wireless Mouse Optional.
    • Built-in 10/100/1000BASE-T Gigabit Ethernet (RJ-45 connector), One FireWire 800 port; 7 watts, Four USB 2.0 ports, SD card slot, Mini DisplayPort output port
    • Built-in AirPort Extreme 802.11n Wi-Fi wireless networking; IEEE 802.11a/b/g compatible, Built-in Bluetooth 2.1 + EDR (Enhanced Data Rate)

    Your Low Price: $489.00 489.00

  • iMac 21.5-inch (Aluminum) 2.8GHZ Quad Core i7 (Mid 2011). - Apple A1311-2428

    Part#: 150932  (In Stock)
    Condition: Refurbished
    • 21.5-inch glossy LED-backlit TFT LCD display 1920x1080 resolution with IPS
    • 2.8GHZ Intel Quad Core i7 Processor
    • Base 750GB (7200 RPM) 3.5" SATA Hard Drive, Upgradable 4TB (7200 RPM) or 512GB (Solid State)
    • Base 2GB (1GB x 2) RAM PC3-1333-SODIMM, Upgradable 32GB RAM, Total Memory Banks: 4
    • AMD Radeon HD 6770M graphics with 512 MB of dedicated GDDR5 memory
    • Customizable Mac OS X installed and Optional Dual Boot Windows OS installed
    • USB Keyboard Included, Apple Wireless Keyboard Optional. USB Mouse Included, Apple Wireless Mouse Optional.
    • 10/100/1000BASE-T Gigabit Ethernet (RJ-45 connector), One Thunderbolt port, Mini DisplayPort output, One FireWire 800 port; 7 watts, Four USB 2.0 ports, SDXC card slot
    • 802.11n Wi-Fi wireless networking; IEEE 802.11a/b/g compatible, Bluetooth 2.1 + EDR (Enhanced Data Rate) wireless technology

    Your Low Price: $679.00 679.00

  • iMac 21.5-inch (Aluminum) 3.1GHZ Dual Core i3 (Late 2011). - Apple MC978LL/A

    Part#: 150937  (In Stock)
    Condition: Refurbished
    • 21.5-inch glossy LED-backlit TFT LCD display 1920x1080 resolution with IPS
    • 3.1GHZ Intel Dual Core i3 Processor
    • Base 160GB (5400 RPM) 3.5" SATA Hard Drive, Upgradable 4TB (7200 RPM) or 512GB (Solid State)
    • Base 2GB (2GB x 1) RAM PC3-1333-SODIMM, Upgradable 32GB RAM, Total Memory Banks: 4
    • AMD Radeon HD 6750M graphics with 256 MB of dedicated GDDR5 memory
    • Customizable Mac OS X installed and Optional Dual Boot Windows OS installed
    • USB Keyboard Included, Apple Wireless Keyboard Optional. USB Mouse Included, Apple Wireless Mouse Optional.
    • 10/100/1000BASE-T Gigabit Ethernet (RJ-45 connector), Mini DisplayPort output, One FireWire 800 port; 7 watts, Four USB 2.0 ports, SDXC card slot
    • 802.11n Wi-Fi wireless networking; IEEE 802.11a/b/g compatible, Optional Bluetooth with adapter (Not Included)

    Your Low Price: $639.00 639.00

  • iMac 21.5-inch (Aluminum) 2.7GHZ Quad Core i5 (Mid 2011). - Apple MC812LL/A

    Part#: 150931  (In Stock)
    Condition: Refurbished
    • 21.5-inch glossy LED-backlit TFT LCD display 1920x1080 resolution with IPS
    • 2.7GHZ Intel Quad Core i5 Processor
    • Base 750GB (7200 RPM) 3.5" SATA Hard Drive, Upgradable 4TB (7200 RPM) or 512GB (Solid State)
    • Base 2GB (1GB x 2) RAM PC3-1333-SODIMM, Upgradable 32GB RAM, Total Memory Banks: 4
    • AMD Radeon HD 6770M graphics with 512 MB of dedicated GDDR5 memory
    • Customizable Mac OS X installed and Optional Dual Boot Windows OS installed
    • USB Keyboard Included, Apple Wireless Keyboard Optional. USB Mouse Included, Apple Wireless Mouse Optional.
    • 10/100/1000BASE-T Gigabit Ethernet (RJ-45 connector), One Thunderbolt port, Mini DisplayPort output, One FireWire 800 port; 7 watts, Four USB 2.0 ports, SDXC card slot
    • 802.11n Wi-Fi wireless networking; IEEE 802.11a/b/g compatible, Bluetooth 2.1 + EDR (Enhanced Data Rate) wireless technology

    Your Low Price: $639.00 639.00

  • iMac 21.5-inch (Aluminum) 3.06GHZ Core 2 Duo (Late 2009). - Apple MB950LL/A

    Part#: 126357  (In Stock)
    Condition: Refurbished
    • 21.5-inch glossy LED-backlit TFT LCD display, 1920x1080 resolution with IPS
    • 3.06GHZ Intel Core 2 Duo Processor
    • Base 750GB (7200 RPM) 3.5" SATA Hard Drive, Upgradable 4TB (7200 RPM) or 512GB (Solid State)
    • Base 1GB (512MB x 2) RAM PC3-1333-SODIMM, Upgradable 16GB RAM, Total Memory Banks: 2
    • NVIDIA GeForce 9400M graphics with 256 MB of memory shared with the system
    • Customizable Mac OS X installed and Optional Dual Boot Windows OS installed
    • USB Keyboard Included, Apple Wireless Keyboard Optional. USB Mouse Included, Apple Wireless Mouse Optional.
    • Built-in 10/100/1000BASE-T Gigabit Ethernet (RJ-45 connector), One FireWire 800 port; 7 watts, Four USB 2.0 ports, SD card slot, Mini DisplayPort output port
    • Built-in AirPort Extreme 802.11n Wi-Fi wireless networking; IEEE 802.11a/b/g compatible, Built-in Bluetooth 2.1 + EDR (Enhanced Data Rate)

    Your Low Price: $489.00 489.00

  • iMac 21.5-inch (Aluminum) 3.06GHZ Dual Core i3 (Mid 2010). - Apple MC508LL/A

    Part#: 126362  (In Stock)
    Condition: Refurbished
    • 21.5-inch glossy LED-backlit TFT LCD display 1920x1080 resolution with IPS
    • 3.06GHZ Intel Dual Core i3 Processor
    • Base 320GB (5400 RPM) 3.5" SATA Hard Drive, Upgradable 4TB (7200 RPM) or 512GB (Solid State)
    • Base 2GB (1GB x 2) RAM PC3-1333-SODIMM, Upgradable 32GB RAM, Total Memory Banks: 4
    • ATI Radeon HD 4670 graphics with 256 MB of dedicated GDDR3 memory
    • Customizable Mac OS X installed and Optional Dual Boot Windows OS installed
    • USB Keyboard Included, Apple Wireless Keyboard Optional. USB Mouse Included, Apple Wireless Mouse Optional.
    • 10/100/1000BASE-T Gigabit Ethernet (RJ-45 connector), One FireWire 800 port; 7 watts, Four USB 2.0 ports, SDXC card slot, Mini DisplayPort output
    • AirPort Extreme 802.11n Wi-Fi wireless networking; IEEE 802.11a/b/g compatible, Bluetooth 2.1 + EDR (Enhanced Data Rate) wireless technology

    Your Low Price: $539.00 539.00

1 - 10 of ( 14 Matches)

Advantages of the Refurbished Used Apple iMac 21-inch Desktop

The Apple iMac 21-inch is a high performance, mid-size iMac desktop that makes an excellent choice for every application.

Intel Processor Power

The Apple iMac 21-inch desktops all have speedy Intel processors, from Core 2 Duo processors up to models running on blazing fast Quad Core i7 processors. The Apple iMac 21-inch desktops are the best choice for performance with a mid-size screen. The only faster all-in-one desktops are the Apple 27-inch iMacs. So if you don't need that large of a screen, then the Apple iMac 21-inch desktop is your best option.

Ideal Screen Size

The Apple iMac 21-inch desktop has a screen size that is suitable for just about everything you do on you Mac. With its 1920 x 1080 screen resolution, you have ample screen area to see all of your documents, images, videos and software applications in stunning detail. And the iMac 21-inch desktops have stereo speakers with excellent sound quality, built-in iSight or FaceTime HD camera (depending on the model) and plenty of ports to connect your peripheral devices.

Filter by Price

The Apple iMac 21-inch was introduced in 2009 and is currently still in production by Apple. This makes the iMac 21-inch an excellent late-model desktop computer. You get the advantages of owning a brand new iMac, but pay a lot less money when you buy from GainSaver. To speed up your search, you can filter the list view by Price to show only the Apple iMac 21-inch desktops in the price range you are looking for. Just click the price range that fits your budget to see only those iMac 21-inch desktops.