Warning Your browser version is unsupported. Please update for best experience.

Compare iMac Models
  Mac Mini iMac 21.5" iMac 21.5" Retina iMac 27" Retina iMac Pro
Display1

-

-

-

-

21.5-inch display

1920-by-1080 resolution

320 nits brightness

Standard colour (sRGB)

21.5-inch Retina 4K display

4096-by-2304 resolution

500 nits brightness

Wide colour (P3)

27-inch Retina 4K display

5120-by-2880 resolution

500 nits brightness

Wide colour (P3)

27-inch Retina 5K display

5120-by-2880 resolution

500 nits brightness

Wide colour (P3)

Processor

Quad-core Intel Core i3 or
6-core Intel i5

Dual-core Intel Core i5

Quad-core Intel Core i3 or
6-core Intel Core i5

6-core Intel Core i5

8-core Intel Xeon W configurable to 10-core,
14-core or 18-core

Memory

8GB

8GB

8GB

8GB

32GB configurable to 64GB, 128GB or 256GB

Storage2

128GB or 256GB SSD

1TB hard drive

1TB hard drive or 1TB Fusion Drive

1TB or 2TB Fusion Drive

1TB SSD configurable to 2TB or 4TB SSD

Graphics

Intel UHD Graphics 630

Intel Iris Plus Graphics 640

Radeon Pro 555X or 560X

Radeon Pro 570X, 575X or 580X

Radeon Pro Vega 56 configurable to Vega 64 or Vega 64X

Wireless

802.11ac Wi-Fi
Bluetooth 5.0

802.11ac Wi-Fi
Bluetooth 4.2

802.11ac Wi-Fi
Bluetooth 4.2

802.11ac Wi-Fi
Bluetooth 4.2

802.11ac Wi-Fi
Bluetooth 4.2

Connections and Expansion

Two USB 3 (USB-A) ports

Four Thunderbolt 3 (USB-C) ports

-

Gigabit Ethernet

HDMI 2.0 port

Four USB 3 ports

Two Thunderbolt 3 (USB-C) ports

SDXC card slot

Gigbit Ethernet

-

Four USB 3 ports

Two Thunderbolt 3 (USB-C) ports

SDXC card slot

Gigbit Ethernet

-

Four USB 3 ports

Two Thunderbolt 3 (USB-C) ports

SDXC card slot

Gigbit Ethernet

-

Four USB 3 ports

Two Thunderbolt 3 (USB-C) ports

SDXC card slot (UHS-II)

10GB Ethernet

-

Camera

-

FaceTime HD Camera

FaceTime HD Camera

FaceTime HD Camera

FaceTime HD Camera

Keyboard and Mouse

-

-

Magic Keyboard

Magic Mouse 2

Magic Keyboard

Magic Mouse 2

Magic Keyboard

Magic Mouse 2

Space Grey Magic Keyboard with Numeric Keypad

Space Grey Magic Mouse 2

Features listed are standard configurations.

1. Display size is measured diagonally.
2. 1GB = 1 billion bytes and 1TB = 1 trillion bytes; actual formatted capacity less.